diff --git a/htdocs/adherents/admin/member.php b/htdocs/adherents/admin/member.php
index 80092ea96a5..2ffed8b8d97 100644
--- a/htdocs/adherents/admin/member.php
+++ b/htdocs/adherents/admin/member.php
@@ -111,7 +111,7 @@ if ($action == 'set_default') {
 	if (isModEnabled('facture')) {
 		$res4 = dolibarr_set_const($db, 'ADHERENT_VAT_FOR_SUBSCRIPTIONS', GETPOST('ADHERENT_VAT_FOR_SUBSCRIPTIONS', 'alpha'), 'chaine', 0, '', $conf->entity);
 		$res5 = dolibarr_set_const($db, 'ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS', GETPOST('ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS', 'alpha'), 'chaine', 0, '', $conf->entity);
-		if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+		if (isModEnabled("product") || isModEnabled("service")) {
 			$res6 = dolibarr_set_const($db, 'ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS', GETPOST('ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS', 'alpha'), 'chaine', 0, '', $conf->entity);
 		}
 	}
@@ -238,13 +238,13 @@ print "</td></tr>\n";
 // Insert subscription into bank account
 print '<tr class="oddeven"><td>'.$langs->trans("MoreActionsOnSubscription").'</td>';
 $arraychoices = array('0'=>$langs->trans("None"));
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	$arraychoices['bankdirect'] = $langs->trans("MoreActionBankDirect");
 }
-if (!empty($conf->banque->enabled) && !empty($conf->societe->enabled) && isModEnabled('facture')) {
+if (isModEnabled("banque") && isModEnabled("societe") && isModEnabled('facture')) {
 	$arraychoices['invoiceonly'] = $langs->trans("MoreActionInvoiceOnly");
 }
-if (!empty($conf->banque->enabled) && !empty($conf->societe->enabled) && isModEnabled('facture')) {
+if (isModEnabled("banque") && isModEnabled("societe") && isModEnabled('facture')) {
 	$arraychoices['bankviainvoice'] = $langs->trans("MoreActionBankViaInvoice");
 }
 print '<td>';
@@ -258,7 +258,7 @@ print "</tr>\n";
 // Use vat for invoice creation
 if (isModEnabled('facture')) {
 	print '<tr class="oddeven"><td>'.$langs->trans("VATToUseForSubscriptions").'</td>';
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<td>';
 		print $form->selectarray('ADHERENT_VAT_FOR_SUBSCRIPTIONS', array('0'=>$langs->trans("NoVatOnSubscription"), 'defaultforfoundationcountry'=>$langs->trans("Default")), (empty($conf->global->ADHERENT_VAT_FOR_SUBSCRIPTIONS) ? '0' : $conf->global->ADHERENT_VAT_FOR_SUBSCRIPTIONS), 0);
 		print '</td>';
@@ -269,7 +269,7 @@ if (isModEnabled('facture')) {
 	}
 	print "</tr>\n";
 
-	if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+	if (isModEnabled("product") || isModEnabled("service")) {
 		print '<tr class="oddeven"><td>'.$langs->trans("ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS").'</td>';
 		print '<td>';
 		$selected = (empty($conf->global->ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS) ? '' : $conf->global->ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS);
diff --git a/htdocs/adherents/class/adherent.class.php b/htdocs/adherents/class/adherent.class.php
index 36efd3bc7d1..5ecf5069915 100644
--- a/htdocs/adherents/class/adherent.class.php
+++ b/htdocs/adherents/class/adherent.class.php
@@ -1773,7 +1773,7 @@ class Adherent extends CommonObject
 			if (!$error) {
 				// Add line to draft invoice
 				$idprodsubscription = 0;
-				if (!empty($conf->global->ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS) && (!empty($conf->product->enabled) || !empty($conf->service->enabled))) {
+				if (!empty($conf->global->ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS) && (isModEnabled("product") || isModEnabled("service"))) {
 					$idprodsubscription = $conf->global->ADHERENT_PRODUCT_ID_FOR_SUBSCRIPTIONS;
 				}
 
@@ -1865,10 +1865,10 @@ class Adherent extends CommonObject
 				$outputlangs = $langs;
 				$newlang = '';
 				$lang_id = GETPOST('lang_id');
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && !empty($lang_id)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && !empty($lang_id)) {
 					$newlang = $lang_id;
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $customer->default_lang;
 				}
 				if (!empty($newlang)) {
diff --git a/htdocs/adherents/subscription/card.php b/htdocs/adherents/subscription/card.php
index a18259fefe4..439541dff05 100644
--- a/htdocs/adherents/subscription/card.php
+++ b/htdocs/adherents/subscription/card.php
@@ -27,7 +27,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 require_once DOL_DOCUMENT_ROOT.'/adherents/class/subscription.class.php';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 }
 
@@ -229,7 +229,7 @@ if ($user->rights->adherent->cotisation->creer && $action == 'edit') {
 	print '<input type="text" class="flat" size="60" name="note" value="'.$object->note.'"></td></tr>';
 
 	// Bank line
-	if (!empty($conf->banque->enabled) && ($conf->global->ADHERENT_BANK_USE || $object->fk_bank)) {
+	if (isModEnabled("banque") && (!empty($conf->global->ADHERENT_BANK_USE) || $object->fk_bank)) {
 		print '<tr><td>'.$langs->trans("BankTransactionLine").'</td><td class="valeur" colspan="2">';
 		if ($object->fk_bank) {
 			$bankline = new AccountLine($db);
@@ -270,7 +270,7 @@ if ($rowid && $action != 'edit') {
 		//$formquestion=array();
 		//$formquestion['text']='<b>'.$langs->trans("ThisWillAlsoDeleteBankRecord").'</b>';
 		$text = $langs->trans("ConfirmDeleteSubscription");
-		if (!empty($conf->banque->enabled) && !empty($conf->global->ADHERENT_BANK_USE)) {
+		if (isModEnabled("banque") && !empty($conf->global->ADHERENT_BANK_USE)) {
 			$text .= '<br>'.img_warning().' '.$langs->trans("ThisWillAlsoDeleteBankRecord");
 		}
 		print $form->formconfirm($_SERVER["PHP_SELF"]."?rowid=".$object->id, $langs->trans("DeleteSubscription"), $text, "confirm_delete", $formquestion, 0, 1);
@@ -325,7 +325,7 @@ if ($rowid && $action != 'edit') {
 	print '<tr><td>'.$langs->trans("Label").'</td><td class="valeur">'.$object->note.'</td></tr>';
 
 	// Bank line
-	if (!empty($conf->banque->enabled) && ($conf->global->ADHERENT_BANK_USE || $object->fk_bank)) {
+	if (isModEnabled("banque") && (!empty($conf->global->ADHERENT_BANK_USE) || $object->fk_bank)) {
 		print '<tr><td>'.$langs->trans("BankTransactionLine").'</td><td class="valeur">';
 		if ($object->fk_bank) {
 			$bankline = new AccountLine($db);
diff --git a/htdocs/admin/commande.php b/htdocs/admin/commande.php
index a2aa663f189..eec8bb16417 100644
--- a/htdocs/admin/commande.php
+++ b/htdocs/admin/commande.php
@@ -507,7 +507,7 @@ print '<tr class="oddeven">';
 print "<td>".$langs->trans("SuggestPaymentByRIBOnAccount")."</td>";
 print "<td>";
 if (empty($conf->facture->enabled)) {
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		$sql = "SELECT rowid, label";
 		$sql .= " FROM ".MAIN_DB_PREFIX."bank_account";
 		$sql .= " WHERE clos = 0";
diff --git a/htdocs/admin/dict.php b/htdocs/admin/dict.php
index 3cba1a333ca..05f692be526 100644
--- a/htdocs/admin/dict.php
+++ b/htdocs/admin/dict.php
@@ -483,33 +483,33 @@ $tabrowid[44] = "rowid";
 
 // Condition to show dictionary in setup page
 $tabcond = array();
-$tabcond[1] = (!empty($conf->societe->enabled));
+$tabcond[1] = (isModEnabled("societe"));
 $tabcond[2] = true;
 $tabcond[3] = true;
 $tabcond[4] = true;
-$tabcond[5] = (!empty($conf->societe->enabled) || !empty($conf->adherent->enabled));
+$tabcond[5] = (isModEnabled("societe") || !empty($conf->adherent->enabled));
 $tabcond[6] = isModEnabled('agenda');
 $tabcond[7] = !empty($conf->tax->enabled);
-$tabcond[8] = !empty($conf->societe->enabled);
+$tabcond[8] = isModEnabled("societe");
 $tabcond[9] = true;
 $tabcond[10] = true;
-$tabcond[11] = (!empty($conf->societe->enabled));
-$tabcond[12] = (!empty($conf->commande->enabled) || !empty($conf->propal->enabled) || isModEnabled('facture') || (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled) || !empty($conf->supplier_order->enabled));
-$tabcond[13] = (!empty($conf->commande->enabled) || !empty($conf->propal->enabled) || isModEnabled('facture') || (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled) || !empty($conf->supplier_order->enabled));
-$tabcond[14] = (!empty($conf->product->enabled) && (!empty($conf->ecotax->enabled) || !empty($conf->global->MAIN_SHOW_ECOTAX_DICTIONNARY)));
+$tabcond[11] = (isModEnabled("societe"));
+$tabcond[12] = (!empty($conf->commande->enabled) || isModEnabled("propal") || isModEnabled('facture') || (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice") || isModEnabled("supplier_order"));
+$tabcond[13] = (!empty($conf->commande->enabled) || isModEnabled("propal") || isModEnabled('facture') || (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice") || isModEnabled("supplier_order"));
+$tabcond[14] = (isModEnabled("product") && (!empty($conf->ecotax->enabled) || !empty($conf->global->MAIN_SHOW_ECOTAX_DICTIONNARY)));
 $tabcond[15] = true;
-$tabcond[16] = (!empty($conf->societe->enabled) && empty($conf->global->SOCIETE_DISABLE_PROSPECTS));
+$tabcond[16] = (isModEnabled("societe") && empty($conf->global->SOCIETE_DISABLE_PROSPECTS));
 $tabcond[17] = (!empty($conf->deplacement->enabled) || !empty($conf->expensereport->enabled));
-$tabcond[18] = !empty($conf->expedition->enabled) || !empty($conf->reception->enabled);
-$tabcond[19] = !empty($conf->societe->enabled);
-$tabcond[20] = (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled);
-$tabcond[21] = !empty($conf->propal->enabled);
-$tabcond[22] = (!empty($conf->commande->enabled) || !empty($conf->propal->enabled));
+$tabcond[18] = isModEnabled("expedition") || isModEnabled("reception");
+$tabcond[19] = isModEnabled("societe");
+$tabcond[20] = (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order");
+$tabcond[21] = isModEnabled("propal");
+$tabcond[22] = (!empty($conf->commande->enabled) || isModEnabled("propal"));
 $tabcond[23] = true;
 $tabcond[24] = !empty($conf->resource->enabled);
 $tabcond[25] = !empty($conf->website->enabled);
-//$tabcond[26]= !empty($conf->product->enabled);
-$tabcond[27] = !empty($conf->societe->enabled);
+//$tabcond[26]= isModEnabled("product");
+$tabcond[27] = isModEnabled("societe");
 $tabcond[28] = !empty($conf->holiday->enabled);
 $tabcond[29] = !empty($conf->project->enabled);
 $tabcond[30] = !empty($conf->label->enabled);
@@ -519,13 +519,13 @@ $tabcond[33] = !empty($conf->hrm->enabled);
 $tabcond[34] = !empty($conf->hrm->enabled);
 $tabcond[35] = !empty($conf->expensereport->enabled) && !empty($conf->global->MAIN_USE_EXPENSE_IK);
 $tabcond[36] = !empty($conf->expensereport->enabled) && !empty($conf->global->MAIN_USE_EXPENSE_IK);
-$tabcond[37] = !empty($conf->product->enabled);
+$tabcond[37] = isModEnabled("product");
 $tabcond[38] = !empty($conf->socialnetworks->enabled);
-$tabcond[39] = (!empty($conf->societe->enabled) && empty($conf->global->SOCIETE_DISABLE_PROSPECTS) && !empty($conf->global->THIRDPARTY_ENABLE_PROSPECTION_ON_ALTERNATIVE_ADRESSES));
-$tabcond[40] = (!empty($conf->societe->enabled) && !empty($conf->global->THIRDPARTY_ENABLE_PROSPECTION_ON_ALTERNATIVE_ADRESSES));
+$tabcond[39] = (isModEnabled("societe") && empty($conf->global->SOCIETE_DISABLE_PROSPECTS) && !empty($conf->global->THIRDPARTY_ENABLE_PROSPECTION_ON_ALTERNATIVE_ADRESSES));
+$tabcond[40] = (isModEnabled("societe") && !empty($conf->global->THIRDPARTY_ENABLE_PROSPECTION_ON_ALTERNATIVE_ADRESSES));
 $tabcond[41] = !empty($conf->intracommreport->enabled);
-$tabcond[42] = !empty($conf->product->enabled);
-$tabcond[43] = !empty($conf->product->enabled) && !empty($conf->productbatch->enabled) && $conf->global->MAIN_FEATURES_LEVEL >= 2;
+$tabcond[42] = isModEnabled("product");
+$tabcond[43] = isModEnabled("product") && !empty($conf->productbatch->enabled) && $conf->global->MAIN_FEATURES_LEVEL >= 2;
 $tabcond[44] = !empty($conf->asset->enabled);
 
 // List of help for fields (no more used, help is defined into tabcomplete)
diff --git a/htdocs/admin/eventorganization.php b/htdocs/admin/eventorganization.php
index 66c6cc9a204..40c86d79e13 100644
--- a/htdocs/admin/eventorganization.php
+++ b/htdocs/admin/eventorganization.php
@@ -278,7 +278,7 @@ if ($action == 'edit') {
 				include_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 				print dolJSToSetRandomPassword($constname, 'generate_token'.$constname);
 			} elseif ($val['type'] == 'product') {
-				if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+				if (isModEnabled("product") || isModEnabled("service")) {
 					$selected = (empty($conf->global->$constname) ? '' : $conf->global->$constname);
 					$form->select_produits($selected, $constname, '', 0);
 				}
diff --git a/htdocs/admin/fckeditor.php b/htdocs/admin/fckeditor.php
index 3ea92bb48ad..04048ac83db 100644
--- a/htdocs/admin/fckeditor.php
+++ b/htdocs/admin/fckeditor.php
@@ -62,11 +62,11 @@ $conditions = array(
 	'NOTE_PUBLIC' => 1,
 	'NOTE_PRIVATE' => 1,
 	'SOCIETE' => 1,
-	'PRODUCTDESC' => (!empty($conf->product->enabled) || !empty($conf->service->enabled)),
-	'DETAILS' => (isModEnabled('facture') || !empty($conf->propal->enabled) || !empty($conf->commande->enabled) || !empty($conf->supplier_proposal->enabled) || (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)),
+	'PRODUCTDESC' => (isModEnabled("product") || isModEnabled("service")),
+	'DETAILS' => (isModEnabled('facture') || isModEnabled("propal") || !empty($conf->commande->enabled) || !empty($conf->supplier_proposal->enabled) || (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")),
 	'USERSIGN' => 1,
 	'MAILING' => !empty($conf->mailing->enabled),
-	'MAIL' => (isModEnabled('facture') || !empty($conf->propal->enabled) || !empty($conf->commande->enabled)),
+	'MAIL' => (isModEnabled('facture') || isModEnabled("propal") || !empty($conf->commande->enabled)),
 	'TICKET' => !empty($conf->ticket->enabled),
 );
 // Picto
diff --git a/htdocs/admin/hrm.php b/htdocs/admin/hrm.php
index cfe40c006b7..3bc1e3a12d4 100644
--- a/htdocs/admin/hrm.php
+++ b/htdocs/admin/hrm.php
@@ -545,7 +545,7 @@ if ($action == 'edit') {
 				include_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 				print dolJSToSetRandomPassword($constname, 'generate_token'.$constname);
 			} elseif ($val['type'] == 'product') {
-				if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+				if (isModEnabled("product") || isModEnabled("service")) {
 					$selected = (empty($conf->global->$constname) ? '' : $conf->global->$constname);
 					$form->select_produits($selected, $constname, '', 0);
 				}
diff --git a/htdocs/admin/ldap.php b/htdocs/admin/ldap.php
index ef488943a4b..84d6a052196 100644
--- a/htdocs/admin/ldap.php
+++ b/htdocs/admin/ldap.php
@@ -158,7 +158,7 @@ if (!empty($conf->global->LDAP_SYNCHRO_ACTIVE) && empty($conf->global->LDAP_USER
 print '</td></tr>';
 
 // Synchro contact active
-if (!empty($conf->societe->enabled)) {
+if (isModEnabled("societe")) {
 	print '<tr class="oddeven"><td>'.$langs->trans("LDAPDnContactActive").'</td><td>';
 	print $formldap->selectLdapDnSynchroActive(getDolGlobalInt('LDAP_CONTACT_ACTIVE'), 'activecontact', array(Ldap::SYNCHRO_LDAP_TO_DOLIBARR));
 	print '</td><td><span class="opacitymedium">'.$langs->trans("LDAPDnContactActiveExample").'</span></td></tr>';
diff --git a/htdocs/admin/mails_templates.php b/htdocs/admin/mails_templates.php
index 0c12ba1a3a0..7f60b2260d7 100644
--- a/htdocs/admin/mails_templates.php
+++ b/htdocs/admin/mails_templates.php
@@ -185,13 +185,13 @@ if (!empty($conf->adherent->enabled) && !empty($user->rights->adherent->lire)) {
 if (!empty($conf->recruitment->enabled) && !empty($user->rights->recruitment->recruitmentjobposition->read)) {
 	$elementList['recruitmentcandidature_send'] = img_picto('', 'recruitmentcandidature', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('RecruitmentCandidatures'));
 }
-if (!empty($conf->societe->enabled) && !empty($user->rights->societe->lire)) {
+if (isModEnabled("societe") && !empty($user->rights->societe->lire)) {
 	$elementList['thirdparty'] = img_picto('', 'company', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToThirdparty'));
 }
 if (!empty($conf->project->enabled)) {
 	$elementList['project'] = img_picto('', 'project', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToProject'));
 }
-if (!empty($conf->propal->enabled) && !empty($user->rights->propal->lire)) {
+if (isModEnabled("propal") && !empty($user->rights->propal->lire)) {
 	$elementList['propal_send'] = img_picto('', 'propal', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToSendProposal'));
 }
 if (!empty($conf->commande->enabled) && !empty($user->rights->commande->lire)) {
@@ -200,10 +200,10 @@ if (!empty($conf->commande->enabled) && !empty($user->rights->commande->lire)) {
 if (isModEnabled('facture') && !empty($user->rights->facture->lire)) {
 	$elementList['facture_send'] = img_picto('', 'bill', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToSendInvoice'));
 }
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	$elementList['shipping_send'] = img_picto('', 'dolly', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToSendShipment'));
 }
-if (!empty($conf->reception->enabled)) {
+if (isModEnabled("reception")) {
 	$elementList['reception_send'] = img_picto('', 'dollyrevert', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToSendReception'));
 }
 if (!empty($conf->ficheinter->enabled)) {
@@ -212,10 +212,10 @@ if (!empty($conf->ficheinter->enabled)) {
 if (!empty($conf->supplier_proposal->enabled)) {
 	$elementList['supplier_proposal_send'] = img_picto('', 'propal', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToSendSupplierRequestForQuotation'));
 }
-if ((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->commande->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire))) {
+if ((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->commande->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire))) {
 	$elementList['order_supplier_send'] = img_picto('', 'order', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToSendSupplierOrder'));
 }
-if ((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->facture->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) {
+if ((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->facture->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) {
 	$elementList['invoice_supplier_send'] = img_picto('', 'bill', 'class="pictofixedwidth"').dol_escape_htmltag($langs->trans('MailToSendSupplierInvoice'));
 }
 if (!empty($conf->contrat->enabled) && !empty($user->rights->contrat->lire)) {
diff --git a/htdocs/admin/notification.php b/htdocs/admin/notification.php
index 760df948d34..44b5c104813 100644
--- a/htdocs/admin/notification.php
+++ b/htdocs/admin/notification.php
@@ -177,7 +177,7 @@ print load_fiche_titre($langs->trans("NotificationSetup"), $linkback, 'title_set
 print '<span class="opacitymedium">';
 print $langs->trans("NotificationsDesc").'<br>';
 print $langs->trans("NotificationsDescUser").'<br>';
-if (!empty($conf->societe->enabled)) {
+if (isModEnabled("societe")) {
 	print $langs->trans("NotificationsDescContact").'<br>';
 }
 print $langs->trans("NotificationsDescGlobal").'<br>';
@@ -361,7 +361,7 @@ print $form->buttonsSaveCancel("Save", '');
 
 	print '<div class="opacitymedium">';
 	print '* '.$langs->trans("GoOntoUserCardToAddMore").'<br>';
-	if (!empty($conf->societe->enabled)) {
+	if (isModEnabled("societe")) {
 		print '** '.$langs->trans("GoOntoContactCardToAddMore").'<br>';
 	}
 	print '</div>';
@@ -384,7 +384,7 @@ print load_fiche_titre($langs->trans("ListOfFixedNotifications"), '', 'email');
 print '<div class="info">';
 print $langs->trans("Note").':<br>';
 print '* '.$langs->trans("GoOntoUserCardToAddMore").'<br>';
-if (!empty($conf->societe->enabled)) {
+if (isModEnabled("societe")) {
 	print '** '.$langs->trans("GoOntoContactCardToAddMore").'<br>';
 }
 print '</div>';
diff --git a/htdocs/admin/propal.php b/htdocs/admin/propal.php
index c324f33ba92..a83e08ba4cf 100644
--- a/htdocs/admin/propal.php
+++ b/htdocs/admin/propal.php
@@ -525,7 +525,7 @@ print '<tr class="oddeven">';
 print "<td>".$langs->trans("SuggestPaymentByRIBOnAccount")."</td>";
 print "<td>";
 if (empty($conf->facture->enabled)) {
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		$sql = "SELECT rowid, label";
 		$sql .= " FROM ".MAIN_DB_PREFIX."bank_account";
 		$sql .= " WHERE clos = 0";
diff --git a/htdocs/admin/stock.php b/htdocs/admin/stock.php
index 2b25d7deb5a..ade62c29081 100644
--- a/htdocs/admin/stock.php
+++ b/htdocs/admin/stock.php
@@ -245,7 +245,7 @@ $found++;
 print '<tr class="oddeven">';
 print '<td>'.$langs->trans("DeStockOnShipment").'</td>';
 print '<td class="right">';
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	if ($conf->use_javascript_ajax) {
 		print ajax_constantonoff('STOCK_CALCULATE_ON_SHIPMENT', array(), null, 0, 0, 0, 2, 1);
 	} else {
@@ -262,7 +262,7 @@ $found++;
 print '<tr class="oddeven">';
 print '<td>'.$langs->trans("DeStockOnShipmentOnClosing").'</td>';
 print '<td class="right">';
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	if ($conf->use_javascript_ajax) {
 		print ajax_constantonoff('STOCK_CALCULATE_ON_SHIPMENT_CLOSE', array(), null, 0, 0, 0, 2, 1);
 	} else {
@@ -293,7 +293,7 @@ $found = 0;
 print '<tr class="oddeven">';
 print '<td>'.$langs->trans("ReStockOnBill").'</td>';
 print '<td class="right">';
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 	if ($conf->use_javascript_ajax) {
 		print ajax_constantonoff('STOCK_CALCULATE_ON_SUPPLIER_BILL', array(), null, 0, 0, 0, 2, 1);
 	} else {
@@ -311,7 +311,7 @@ $found++;
 print '<tr class="oddeven">';
 print '<td>'.$langs->trans("ReStockOnValidateOrder").'</td>';
 print '<td class="right">';
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 	if ($conf->use_javascript_ajax) {
 		print ajax_constantonoff('STOCK_CALCULATE_ON_SUPPLIER_VALIDATE_ORDER', array(), null, 0, 0, 0, 2, 1);
 	} else {
@@ -324,7 +324,7 @@ if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SU
 print "</td>\n</tr>\n";
 $found++;
 
-if (!empty($conf->reception->enabled)) {
+if (isModEnabled("reception")) {
 	print '<tr class="oddeven">';
 	print '<td>'.$langs->trans("StockOnReception").'</td>';
 	print '<td class="right">';
@@ -356,7 +356,7 @@ if (!empty($conf->reception->enabled)) {
 	print '<tr class="oddeven">';
 	print '<td>'.$langs->trans("ReStockOnDispatchOrder").'</td>';
 	print '<td class="right">';
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 		if ($conf->use_javascript_ajax) {
 			print ajax_constantonoff('STOCK_CALCULATE_ON_SUPPLIER_DISPATCH_ORDER', array(), null, 0, 0, 0, 2, 1);
 		} else {
@@ -422,7 +422,7 @@ if (!empty($conf->order->enabled)) {
 	print "</tr>\n";
 }
 
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	print '<tr class="oddeven">';
 	print '<td>'.$langs->trans("StockMustBeEnoughForShipment").'</td>';
 	print '<td class="right">';
diff --git a/htdocs/admin/webhook.php b/htdocs/admin/webhook.php
index 9dec7a8eeec..b589eac4079 100644
--- a/htdocs/admin/webhook.php
+++ b/htdocs/admin/webhook.php
@@ -343,7 +343,7 @@ if ($action == 'edit') {
 					include_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 					print dolJSToSetRandomPassword($constname, 'generate_token'.$constname);
 				} elseif ($val['type'] == 'product') {
-					if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+					if (isModEnabled("product") || isModEnabled("service")) {
 						$selected = (empty($conf->global->$constname) ? '' : $conf->global->$constname);
 						$form->select_produits($selected, $constname, '', 0);
 					}
diff --git a/htdocs/admin/workflow.php b/htdocs/admin/workflow.php
index 47e6e87a244..e1899b35a56 100644
--- a/htdocs/admin/workflow.php
+++ b/htdocs/admin/workflow.php
@@ -62,7 +62,7 @@ $workflowcodes = array(
 	'WORKFLOW_PROPAL_AUTOCREATE_ORDER'=>array(
 		'family'=>'create',
 		'position'=>10,
-		'enabled'=>(!empty($conf->propal->enabled) && !empty($conf->commande->enabled)),
+		'enabled'=>(isModEnabled("propal") && !empty($conf->commande->enabled)),
 		'picto'=>'order'
 	),
 	'WORKFLOW_ORDER_AUTOCREATE_INVOICE'=>array(
@@ -84,14 +84,14 @@ $workflowcodes = array(
 	'WORKFLOW_ORDER_CLASSIFY_BILLED_PROPAL'=>array(
 		'family'=>'classify_proposal',
 		'position'=>30,
-		'enabled'=>(!empty($conf->propal->enabled) && !empty($conf->commande->enabled)),
+		'enabled'=>(isModEnabled("propal") && !empty($conf->commande->enabled)),
 		'picto'=>'propal',
 		'warning'=>''
 	),
 	'WORKFLOW_INVOICE_CLASSIFY_BILLED_PROPAL'=>array(
 		'family'=>'classify_proposal',
 		'position'=>31,
-		'enabled'=>(!empty($conf->propal->enabled) && isModEnabled('facture')),
+		'enabled'=>(isModEnabled("propal") && isModEnabled('facture')),
 		'picto'=>'propal',
 		'warning'=>''
 	),
@@ -100,13 +100,13 @@ $workflowcodes = array(
 	'WORKFLOW_ORDER_CLASSIFY_SHIPPED_SHIPPING'=>array(  // when shipping validated
 		'family'=>'classify_order',
 		'position'=>40,
-		'enabled'=>(!empty($conf->expedition->enabled) && !empty($conf->commande->enabled)),
+		'enabled'=>(isModEnabled("expedition") && !empty($conf->commande->enabled)),
 		'picto'=>'order'
 	),
 	'WORKFLOW_ORDER_CLASSIFY_SHIPPED_SHIPPING_CLOSED'=>array( // when shipping closed
 		'family'=>'classify_order',
 		'position'=>41,
-		'enabled'=>(!empty($conf->expedition->enabled) && !empty($conf->commande->enabled)),
+		'enabled'=>(isModEnabled("expedition") && !empty($conf->commande->enabled)),
 		'picto'=>'order'
 	),
 	'WORKFLOW_INVOICE_AMOUNT_CLASSIFY_BILLED_ORDER'=>array(
@@ -123,7 +123,7 @@ $workflowcodes = array(
 	'WORKFLOW_ORDER_CLASSIFY_BILLED_SUPPLIER_PROPOSAL'=>array(
 		'family'=>'classify_supplier_proposal',
 		'position'=>60,
-		'enabled'=>(!empty($conf->supplier_proposal->enabled) && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))),
+		'enabled'=>(!empty($conf->supplier_proposal->enabled) && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))),
 		'picto'=>'supplier_proposal',
 		'warning'=>''
 	),
@@ -132,7 +132,7 @@ $workflowcodes = array(
 	'WORKFLOW_ORDER_CLASSIFY_RECEIVED_RECEPTION'=>array(
 		'family'=>'classify_supplier_order',
 		'position'=>63,
-		'enabled'=>(!empty($conf->global->MAIN_FEATURES_LEVEL) && (!empty($conf->reception->enabled)) && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || empty($conf->supplier_order->enabled))),
+		'enabled'=>(!empty($conf->global->MAIN_FEATURES_LEVEL) && (isModEnabled("reception")) && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || empty($conf->supplier_order->enabled))),
 		'picto'=>'supplier_order',
 		'warning'=>''
 	),
@@ -140,7 +140,7 @@ $workflowcodes = array(
 	'WORKFLOW_ORDER_CLASSIFY_RECEIVED_RECEPTION_CLOSED'=>array(
 		'family'=>'classify_supplier_order',
 		'position'=>64,
-		'enabled'=>(!empty($conf->global->MAIN_FEATURES_LEVEL) && (!empty($conf->reception->enabled)) && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || empty($conf->supplier_order->enabled))),
+		'enabled'=>(!empty($conf->global->MAIN_FEATURES_LEVEL) && (isModEnabled("reception")) && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || empty($conf->supplier_order->enabled))),
 		'picto'=>'supplier_order',
 		'warning'=>''
 	),
@@ -148,7 +148,7 @@ $workflowcodes = array(
 	'WORKFLOW_INVOICE_AMOUNT_CLASSIFY_BILLED_SUPPLIER_ORDER'=>array(
 		'family'=>'classify_supplier_order',
 		'position'=>65,
-		'enabled'=>((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)),
+		'enabled'=>((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")),
 		'picto'=>'supplier_order',
 		'warning'=>''
 	),
@@ -157,7 +157,7 @@ $workflowcodes = array(
 	'WORKFLOW_BILL_ON_RECEPTION'=>array(
 		'family'=>'classify_reception',
 		'position'=>80,
-		'enabled'=>(!empty($conf->reception->enabled) && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))),
+		'enabled'=>(isModEnabled("reception") && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))),
 		'picto'=>'reception'
 	),
 
@@ -165,7 +165,7 @@ $workflowcodes = array(
 	'WORKFLOW_SHIPPING_CLASSIFY_CLOSED_INVOICE' => array(
 		'family' => 'classify_shipping',
 		'position' => 90,
-		'enabled' => !empty($conf->expedition->enabled) && !empty($conf->facture->enabled),
+		'enabled' => isModEnabled("expedition") && isModEnabled("facture"),
 		'picto' => 'shipment'
 	),
 
diff --git a/htdocs/asset/admin/setup.php b/htdocs/asset/admin/setup.php
index 448473003b3..4f8f06ca160 100644
--- a/htdocs/asset/admin/setup.php
+++ b/htdocs/asset/admin/setup.php
@@ -524,7 +524,7 @@ if ($action == 'edit') {
 				include_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 				print dolJSToSetRandomPassword($constname, 'generate_token'.$constname);
 			} elseif ($val['type'] == 'product') {
-				if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+				if (isModEnabled("product") || isModEnabled("service")) {
 					$selected = (empty($conf->global->$constname) ? '' : $conf->global->$constname);
 					$form->select_produits($selected, $constname, '', 0);
 				}
diff --git a/htdocs/asset/class/asset.class.php b/htdocs/asset/class/asset.class.php
index d144d95819b..16306e73441 100644
--- a/htdocs/asset/class/asset.class.php
+++ b/htdocs/asset/class/asset.class.php
@@ -1171,10 +1171,10 @@ class Asset extends CommonObject
 				global $hidedetails, $hidedesc, $hideref;
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $this->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -1234,10 +1234,10 @@ class Asset extends CommonObject
 				global $hidedetails, $hidedesc, $hideref;
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $this->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
diff --git a/htdocs/blockedlog/class/blockedlog.class.php b/htdocs/blockedlog/class/blockedlog.class.php
index 37db04868cb..3ab2b63ad3f 100644
--- a/htdocs/blockedlog/class/blockedlog.class.php
+++ b/htdocs/blockedlog/class/blockedlog.class.php
@@ -151,7 +151,7 @@ class BlockedLog
 		}
 
 		/* Supplier
-		if (!empty($conf->fournisseur->enabled)) {
+		if (isModEnabled("fournisseur")) {
 			 $this->trackedevents['BILL_SUPPLIER_VALIDATE']='BlockedLogSupplierBillValidate';
 			$this->trackedevents['BILL_SUPPLIER_DELETE']='BlockedLogSupplierBillDelete';
 			$this->trackedevents['BILL_SUPPLIER_SENTBYMAIL']='BlockedLogSupplierBillSentByEmail'; // Trigger key does not exists, we want just into array to list it as done
@@ -184,7 +184,7 @@ class BlockedLog
 			$this->trackedevents['MEMBER_SUBSCRIPTION_MODIFY'] = 'logMEMBER_SUBSCRIPTION_MODIFY';
 			$this->trackedevents['MEMBER_SUBSCRIPTION_DELETE'] = 'logMEMBER_SUBSCRIPTION_DELETE';
 		}
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			$this->trackedevents['PAYMENT_VARIOUS_CREATE'] = 'logPAYMENT_VARIOUS_CREATE';
 			$this->trackedevents['PAYMENT_VARIOUS_MODIFY'] = 'logPAYMENT_VARIOUS_MODIFY';
 			$this->trackedevents['PAYMENT_VARIOUS_DELETE'] = 'logPAYMENT_VARIOUS_DELETE';
diff --git a/htdocs/bom/tpl/objectline_create.tpl.php b/htdocs/bom/tpl/objectline_create.tpl.php
index 0a3a3b34e7a..e895d534fac 100644
--- a/htdocs/bom/tpl/objectline_create.tpl.php
+++ b/htdocs/bom/tpl/objectline_create.tpl.php
@@ -87,7 +87,7 @@ $coldisplay++;
 print '<td class="bordertop nobottom linecoldescription minwidth500imp">';
 
 // Predefined product/service
-if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+if (isModEnabled("product") || isModEnabled("service")) {
 	if (!empty($conf->global->BOM_SUB_BOM)) {
 		print $langs->trans("Product");
 	}
diff --git a/htdocs/categories/admin/categorie.php b/htdocs/categories/admin/categorie.php
index 02e6892b571..f7022477d97 100644
--- a/htdocs/categories/admin/categorie.php
+++ b/htdocs/categories/admin/categorie.php
@@ -67,7 +67,7 @@ if (preg_match('/del_([a-z0-9_\-]+)/i', $action, $reg)) {
  * View
  */
 
-$help_url = 'EN:Module Categories|FR:Module Catégories|ES:Módulo Categorías';
+$help_url = 'EN:Module Categories|FR:Module Catégories|ES:Módulo Categorías|DE:Modul_Kategorien';
 $linkback = '<a href="'.DOL_URL_ROOT.'/admin/modules.php?restore_lastsearch_values=1">'.$langs->trans("BackToModuleList").'</a>';
 
 llxHeader('', $langs->trans("Categories"), $help_url);
diff --git a/htdocs/categories/admin/categorie_extrafields.php b/htdocs/categories/admin/categorie_extrafields.php
index 7dbf31835ca..2a1879135d6 100644
--- a/htdocs/categories/admin/categorie_extrafields.php
+++ b/htdocs/categories/admin/categorie_extrafields.php
@@ -63,7 +63,7 @@ require DOL_DOCUMENT_ROOT.'/core/actions_extrafields.inc.php';
 
 $textobject = $langs->transnoentitiesnoconv("Categories");
 
-$help_url = 'EN:Module Categories|FR:Module Catégories|ES:Módulo Categorías';
+$help_url = 'EN:Module Categories|FR:Module Catégories|ES:Módulo Categorías|DE:Modul_Kategorien';
 llxHeader('', $langs->trans("Categories"), $help_url);
 
 
diff --git a/htdocs/comm/action/card.php b/htdocs/comm/action/card.php
index 6dd6cd5663b..f44fd104067 100644
--- a/htdocs/comm/action/card.php
+++ b/htdocs/comm/action/card.php
@@ -1378,7 +1378,7 @@ if ($action == 'create') {
 
 	print '<table class="border centpercent">';
 
-	if (!empty($conf->societe->enabled)) {
+	if (isModEnabled("societe")) {
 		// Related company
 		print '<tr><td class="titlefieldcreate nowrap">'.$langs->trans("ActionOnCompany").'</td><td>';
 		if (GETPOST('socid', 'int') > 0) {
@@ -1891,7 +1891,7 @@ if ($id > 0) {
 
 		print '<table class="border tableforfield centpercent">';
 
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			// Related company
 			print '<tr><td class="titlefieldcreate">'.$langs->trans("ActionOnCompany").'</td>';
 			print '<td>';
@@ -2300,7 +2300,7 @@ if ($id > 0) {
 		print '<div class="underbanner clearboth"></div>';
 		print '<table class="border tableforfield centpercent">';
 
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			// Related company
 			print '<tr><td class="titlefield">'.$langs->trans("ActionOnCompany").'</td><td>'.($object->thirdparty->id ? $object->thirdparty->getNomUrl(1) : ('<span class="opacitymedium">'.$langs->trans("None").'</span>'));
 			if (is_object($object->thirdparty) && $object->thirdparty->id > 0 && $object->type_code == 'AC_TEL') {
diff --git a/htdocs/comm/action/class/api_agendaevents.class.php b/htdocs/comm/action/class/api_agendaevents.class.php
index 2d868e9bfaa..e7745f1d5fd 100644
--- a/htdocs/comm/action/class/api_agendaevents.class.php
+++ b/htdocs/comm/action/class/api_agendaevents.class.php
@@ -129,19 +129,19 @@ class AgendaEvents extends DolibarrApi
 		}
 
 		$sql = "SELECT t.id as rowid";
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			if ((!DolibarrApiAccess::$user->rights->societe->client->voir && !$socid) || $search_sale > 0) {
 				$sql .= ", sc.fk_soc, sc.fk_user"; // We need these fields in order to filter by sale (including the case where the user can only see his prospects)
 			}
 		}
 		$sql .= " FROM ".MAIN_DB_PREFIX."actioncomm as t";
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			if ((!DolibarrApiAccess::$user->rights->societe->client->voir && !$socid) || $search_sale > 0) {
 				$sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc"; // We need this table joined to the select in order to filter by sale
 			}
 		}
 		$sql .= ' WHERE t.entity IN ('.getEntity('agenda').')';
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			if ((!DolibarrApiAccess::$user->rights->societe->client->voir && !$socid) || $search_sale > 0) {
 				$sql .= " AND t.fk_soc = sc.fk_soc";
 			}
diff --git a/htdocs/comm/action/class/cactioncomm.class.php b/htdocs/comm/action/class/cactioncomm.class.php
index 75cbefec3ec..db9f28c7763 100644
--- a/htdocs/comm/action/class/cactioncomm.class.php
+++ b/htdocs/comm/action/class/cactioncomm.class.php
@@ -204,16 +204,16 @@ class CActionComm
 						if ($obj->module == 'order' && !empty($conf->commande->enabled) && empty($user->rights->commande->lire)) {
 							$qualified = 1;
 						}
-						if ($obj->module == 'propal' && !empty($conf->propal->enabled) && !empty($user->rights->propale->lire)) {
+						if ($obj->module == 'propal' && isModEnabled("propal") && !empty($user->rights->propale->lire)) {
 							$qualified = 1;
 						}
-						if ($obj->module == 'invoice_supplier' && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && !empty($user->rights->fournisseur->facture->lire)) || (!empty($conf->rights->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire)))) {
+						if ($obj->module == 'invoice_supplier' && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && !empty($user->rights->fournisseur->facture->lire)) || (!empty($conf->rights->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire)))) {
 							$qualified = 1;
 						}
-						if ($obj->module == 'order_supplier' && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && !empty($user->rights->fournisseur->commande->lire)) || (empty($conf->rights->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)))) {
+						if ($obj->module == 'order_supplier' && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && !empty($user->rights->fournisseur->commande->lire)) || (empty($conf->rights->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)))) {
 							$qualified = 1;
 						}
-						if ($obj->module == 'shipping' && !empty($conf->expedition->enabled) && !empty($user->rights->expedition->lire)) {
+						if ($obj->module == 'shipping' && isModEnabled("expedition") && !empty($user->rights->expedition->lire)) {
 							$qualified = 1;
 						}
 						// For case module = 'myobject@eventorganization'
diff --git a/htdocs/comm/card.php b/htdocs/comm/card.php
index 173ee8a6510..ec8ebdd67e6 100644
--- a/htdocs/comm/card.php
+++ b/htdocs/comm/card.php
@@ -44,13 +44,13 @@ if (isModEnabled('facture')) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 	require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture-rec.class.php';
 }
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (!empty($conf->commande->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 }
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 }
 if (!empty($conf->contrat->enabled)) {
@@ -72,7 +72,7 @@ if (!empty($conf->contrat->enabled)) {
 if (!empty($conf->commande->enabled)) {
 	$langs->load("orders");
 }
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	$langs->load("sendings");
 }
 if (isModEnabled('facture')) {
@@ -438,7 +438,7 @@ if ($object->id > 0) {
 	print "</td>";
 	print '</tr>';
 
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		// Compte bancaire par défaut
 		print '<tr><td class="nowrap">';
 		print '<table width="100%" class="nobordernopadding"><tr><td class="nowrap">';
@@ -697,7 +697,7 @@ if ($object->id > 0) {
 	$boxstat .= '<table summary="'.dol_escape_htmltag($langs->trans("DolibarrStateBoard")).'" class="border boxtable boxtablenobottom boxtablenotop" width="100%">';
 	$boxstat .= '<tr class="impair nohover"><td colspan="2" class="tdboxstats nohover">';
 
-	if (!empty($conf->propal->enabled) && $user->rights->propal->lire) {
+	if (isModEnabled("propal") && $user->rights->propal->lire) {
 		// Box proposals
 		$tmp = $object->getOutstandingProposals();
 		$outstandingOpened = $tmp['opened'];
@@ -818,7 +818,7 @@ if ($object->id > 0) {
 	/*
 	 * Latest proposals
 	 */
-	if (!empty($conf->propal->enabled) && $user->rights->propal->lire) {
+	if (isModEnabled("propal") && $user->rights->propal->lire) {
 		$langs->load("propal");
 
 		$sql = "SELECT s.nom, s.rowid, p.rowid as propalid, p.fk_statut, p.total_ht";
@@ -1024,7 +1024,7 @@ if ($object->id > 0) {
 	/*
 	 *   Latest shipments
 	 */
-	if (!empty($conf->expedition->enabled) && $user->rights->expedition->lire) {
+	if (isModEnabled("expedition") && $user->rights->expedition->lire) {
 		$sql = 'SELECT e.rowid as id';
 		$sql .= ', e.ref, e.entity';
 		$sql .= ', e.date_creation';
@@ -1548,7 +1548,7 @@ if ($object->id > 0) {
 			print '<div class="inline-block divButAction"><a class="butActionRefused classfortooltip" title="'.dol_escape_js($langs->trans("ThirdPartyIsClosed")).'" href="#">'.$langs->trans("ThirdPartyIsClosed").'</a></div>';
 		}
 
-		if (!empty($conf->propal->enabled) && $user->rights->propal->creer && $object->status == 1) {
+		if (isModEnabled("propal") && $user->rights->propal->creer && $object->status == 1) {
 			$langs->load("propal");
 			print '<div class="inline-block divButAction"><a class="butAction" href="'.DOL_URL_ROOT.'/comm/propal/card.php?socid='.$object->id.'&amp;action=create">'.$langs->trans("AddProp").'</a></div>';
 		}
diff --git a/htdocs/comm/index.php b/htdocs/comm/index.php
index 7127fd2dd5b..6f9cfac40a5 100644
--- a/htdocs/comm/index.php
+++ b/htdocs/comm/index.php
@@ -90,7 +90,7 @@ $maxofloop = (empty($conf->global->MAIN_MAXLIST_OVERLOAD) ? 500 : $conf->global-
 $form = new Form($db);
 $formfile = new FormFile($db);
 $companystatic = new Societe($db);
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	$propalstatic = new Propal($db);
 }
 if (!empty($conf->supplier_proposal->enabled)) {
@@ -99,7 +99,7 @@ if (!empty($conf->supplier_proposal->enabled)) {
 if (!empty($conf->commande->enabled)) {
 	$orderstatic = new Commande($db);
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 	$supplierorderstatic = new CommandeFournisseur($db);
 }
 
@@ -128,7 +128,7 @@ if ($tmp) {
  * Draft customer proposals
  */
 
-if (!empty($conf->propal->enabled) && $user->rights->propal->lire) {
+if (isModEnabled("propal") && $user->rights->propal->lire) {
 	$sql = "SELECT p.rowid, p.ref, p.ref_client, p.total_ht, p.total_tva, p.total_ttc, p.fk_statut as status";
 	$sql .= ", s.rowid as socid, s.nom as name, s.name_alias";
 	$sql .= ", s.code_client, s.code_compta, s.client";
@@ -421,7 +421,7 @@ if (!empty($conf->commande->enabled) && $user->rights->commande->lire) {
  * Draft purchase orders
  */
 
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (!empty($conf->supplier_order->enabled) && $user->rights->supplier_order->lire)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (isModEnabled("supplier_order") && $user->rights->supplier_order->lire)) {
 	$sql = "SELECT cf.rowid, cf.ref, cf.ref_supplier, cf.total_ht, cf.total_tva, cf.total_ttc, cf.fk_statut as status";
 	$sql .= ", s.rowid as socid, s.nom as name, s.name_alias";
 	$sql .= ", s.code_client, s.code_compta, s.client";
@@ -592,7 +592,7 @@ print '</div><div class="fichetwothirdright">';
 /*
  * Last modified customers or prospects
  */
-if (!empty($conf->societe->enabled) && $user->rights->societe->lire) {
+if (isModEnabled("societe") && $user->rights->societe->lire) {
 	$sql = "SELECT s.rowid as socid, s.nom as name, s.name_alias";
 	$sql .= ", s.code_client, s.code_compta, s.client";
 	$sql .= ", s.code_fournisseur, s.code_compta_fournisseur, s.fournisseur";
@@ -667,7 +667,7 @@ if (!empty($conf->societe->enabled) && $user->rights->societe->lire) {
 					$s .= '<a class="customer-back" title="'.$langs->trans("Customer").'" href="'.DOL_URL_ROOT.'/comm/card.php?socid='.$companystatic->id.'">'.dol_substr($langs->trans("Customer"), 0, 1).'</a>';
 				}
 				/*
-				if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $obj->fournisseur)
+				if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $obj->fournisseur)
 				{
 					$s .= '<a class="vendor-back" title="'.$langs->trans("Supplier").'" href="'.DOL_URL_ROOT.'/fourn/card.php?socid='.$companystatic->id.'">'.dol_substr($langs->trans("Supplier"), 0, 1).'</a>';
 				}*/
@@ -698,7 +698,7 @@ if (!empty($conf->societe->enabled) && $user->rights->societe->lire) {
 /*
  * Last suppliers
  */
-if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $user->rights->societe->lire) {
+if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $user->rights->societe->lire) {
 	$sql = "SELECT s.rowid as socid, s.nom as name, s.name_alias";
 	$sql .= ", s.code_client, s.code_compta, s.client";
 	$sql .= ", s.code_fournisseur, s.code_compta_fournisseur, s.fournisseur";
@@ -763,7 +763,7 @@ if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_S
 				{
 					$s .= '<a class="customer-back" title="'.$langs->trans("Customer").'" href="'.DOL_URL_ROOT.'/comm/card.php?socid='.$companystatic->id.'">'.dol_substr($langs->trans("Customer"), 0, 1).'</a>';
 				}*/
-				if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $obj->fournisseur) {
+				if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $obj->fournisseur) {
 					$s .= '<a class="vendor-back" title="'.$langs->trans("Supplier").'" href="'.DOL_URL_ROOT.'/fourn/card.php?socid='.$companystatic->id.'">'.dol_substr($langs->trans("Supplier"), 0, 1).'</a>';
 				}
 				print $s;
@@ -887,7 +887,7 @@ if (!empty($conf->contrat->enabled) && $user->rights->contrat->lire && 0) { // T
 /*
  * Opened (validated) proposals
  */
-if (!empty($conf->propal->enabled) && $user->rights->propal->lire) {
+if (isModEnabled("propal") && $user->rights->propal->lire) {
 	$sql = "SELECT p.rowid as propalid, p.entity, p.total_ttc, p.total_ht, p.total_tva, p.ref, p.ref_client, p.fk_statut, p.datep as dp, p.fin_validite as dfv";
 	$sql .= ", s.rowid as socid, s.nom as name, s.name_alias";
 	$sql .= ", s.code_client, s.code_compta, s.client";
diff --git a/htdocs/comm/propal/card.php b/htdocs/comm/propal/card.php
index f4e1866613e..226e9ef6389 100644
--- a/htdocs/comm/propal/card.php
+++ b/htdocs/comm/propal/card.php
@@ -324,8 +324,8 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) $newlang = GETPOST('lang_id', 'aZ09');
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang))	$newlang = $object->thirdparty->default_lang;
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) $newlang = GETPOST('lang_id', 'aZ09');
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang))	$newlang = $object->thirdparty->default_lang;
 				if (!empty($newlang)) {
 					$outputlangs = new Translate("", $conf);
 					$outputlangs->setDefaultLang($newlang);
@@ -624,10 +624,10 @@ if (empty($reshook)) {
 						if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 							$outputlangs = $langs;
 							$newlang = '';
-							if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 								$newlang = GETPOST('lang_id', 'aZ09');
 							}
-							if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 								$newlang = $object->thirdparty->default_lang;
 							}
 							if (!empty($newlang)) {
@@ -1750,7 +1750,7 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Bank Account
-	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_PROPOSAL) && !empty($conf->banque->enabled)) {
+	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_PROPOSAL) && isModEnabled("banque")) {
 		print '<tr class="field_fk_account"><td class="titlefieldcreate">'.$langs->trans('BankAccount').'</td><td class="valuefieldcreate">';
 		print img_picto('', 'bank_account', 'class="pictofixedwidth"').$form->select_comptes($soc->fk_account, 'fk_account', 0, '', 1, '', 0, 'maxwidth200 widthcentpercentminusx', 1);
 		print '</td></tr>';
@@ -1773,7 +1773,7 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Shipping Method
-	if (!empty($conf->expedition->enabled)) {
+	if (isModEnabled("expedition")) {
 		if (!empty($conf->global->SOCIETE_ASK_FOR_SHIPPING_METHOD) && !empty($soc->shipping_method_id)) {
 			$shipping_method_id = $soc->shipping_method_id;
 		}
@@ -2434,7 +2434,7 @@ if ($action == 'create') {
 	print '</tr>';
 
 	// Shipping Method
-	if (!empty($conf->expedition->enabled)) {
+	if (isModEnabled("expedition")) {
 		print '<tr><td>';
 		print '<table class="nobordernopadding centpercent"><tr><td>';
 		print $langs->trans('SendingMethod');
@@ -2552,7 +2552,7 @@ if ($action == 'create') {
 		print '</tr>';
 	}
 
-	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_PROPOSAL) && !empty($conf->banque->enabled)) {
+	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_PROPOSAL) && isModEnabled("banque")) {
 		// Bank Account
 		print '<tr><td>';
 		print '<table width="100%" class="nobordernopadding"><tr><td>';
@@ -2806,7 +2806,7 @@ if ($action == 'create') {
 
 				// Create a purchase order
 				if (!empty($conf->global->WORKFLOW_CAN_CREATE_PURCHASE_ORDER_FROM_PROPOSAL)) {
-					if ($object->statut == Propal::STATUS_SIGNED && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled))) {
+					if ($object->statut == Propal::STATUS_SIGNED && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order"))) {
 						if ($usercancreatepurchaseorder) {
 							print '<a class="butAction" href="'.DOL_URL_ROOT.'/fourn/commande/card.php?action=create&origin='.$object->element.'&originid='.$object->id.'&socid='.$object->socid.'">'.$langs->trans("AddPurchaseOrder").'</a>';
 						}
@@ -2814,7 +2814,7 @@ if ($action == 'create') {
 				}
 
 				// Create an intervention
-				if (!empty($conf->service->enabled) && !empty($conf->ficheinter->enabled) && $object->statut == Propal::STATUS_SIGNED) {
+				if (isModEnabled("service") && !empty($conf->ficheinter->enabled) && $object->statut == Propal::STATUS_SIGNED) {
 					if ($usercancreateintervention) {
 						$langs->load("interventions");
 						print '<a class="butAction" href="'.DOL_URL_ROOT.'/fichinter/card.php?action=create&origin='.$object->element.'&originid='.$object->id.'&socid='.$object->socid.'">'.$langs->trans("AddIntervention").'</a>';
diff --git a/htdocs/comm/propal/index.php b/htdocs/comm/propal/index.php
index 9f020bc1613..c03cdf4fdcc 100644
--- a/htdocs/comm/propal/index.php
+++ b/htdocs/comm/propal/index.php
@@ -76,7 +76,7 @@ if ($tmp) {
 /*
  * Draft proposals
  */
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	$sql = "SELECT p.rowid, p.ref, p.ref_client, p.total_ht, p.total_tva, p.total_ttc";
 	$sql .= ", s.rowid as socid, s.nom as name, s.client, s.canvas, s.code_client, s.email, s.entity, s.code_compta";
 	$sql .= " FROM ".MAIN_DB_PREFIX."propal as p";
@@ -226,7 +226,7 @@ if ($resql) {
 /*
  * Open (validated) proposals
  */
-if (!empty($conf->propal->enabled) && $user->rights->propale->lire) {
+if (isModEnabled("propal") && $user->rights->propale->lire) {
 	$sql = "SELECT s.nom as socname, s.rowid as socid, s.canvas, s.client, s.email, s.code_compta";
 	$sql .= ", p.rowid as propalid, p.entity, p.total_ttc, p.total_ht, p.ref, p.fk_statut, p.datep as dp, p.fin_validite as dfv";
 	$sql .= " FROM ".MAIN_DB_PREFIX."societe as s";
diff --git a/htdocs/comm/propal/list.php b/htdocs/comm/propal/list.php
index 9012b105b55..6b717d3ea6f 100644
--- a/htdocs/comm/propal/list.php
+++ b/htdocs/comm/propal/list.php
@@ -52,7 +52,7 @@ require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 // Load translation files required by the page
 $langs->loadLangs(array('companies', 'propal', 'compta', 'bills', 'orders', 'products', 'deliveries', 'categories'));
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	$langs->loadLangs(array('sendings'));
 }
 
@@ -218,7 +218,7 @@ $arrayfields = array(
 	'p.date_livraison'=>array('label'=>"DeliveryDate", 'checked'=>0),
 	'p.date_signature'=>array('label'=>"DateSigning", 'checked'=>0),
 	'ava.rowid'=>array('label'=>"AvailabilityPeriod", 'checked'=>0),
-	'p.fk_shipping_method'=>array('label'=>"SendingMethod", 'checked'=>0, 'enabled'=>!empty($conf->expedition->enabled)),
+	'p.fk_shipping_method'=>array('label'=>"SendingMethod", 'checked'=>0, 'enabled'=>isModEnabled("expedition")),
 	'p.fk_input_reason'=>array('label'=>"Origin", 'checked'=>0, 'enabled'=>1),
 	'p.fk_cond_reglement'=>array('label'=>"PaymentConditionsShort", 'checked'=>0),
 	'p.fk_mode_reglement'=>array('label'=>"PaymentMode", 'checked'=>0),
diff --git a/htdocs/comm/prospect/index.php b/htdocs/comm/prospect/index.php
index e63aee6f240..bda09507ed0 100644
--- a/htdocs/comm/prospect/index.php
+++ b/htdocs/comm/prospect/index.php
@@ -59,7 +59,7 @@ print load_fiche_titre($langs->trans("ProspectionArea"));
 print '<div class="fichecenter"><div class="fichethirdleft">';
 
 
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	$var = false;
 	print '<form method="post" action="'.DOL_URL_ROOT.'/comm/propal/card.php">';
 	print '<input type="hidden" name="token" value="'.newToken().'">';
@@ -118,7 +118,7 @@ if ($resql) {
 /*
  * Liste des propal brouillons
  */
-if (!empty($conf->propal->enabled) && $user->rights->propale->lire) {
+if (isModEnabled("propal") && $user->rights->propale->lire) {
 	$sql = "SELECT p.rowid, p.ref, p.price, s.nom as sname";
 	$sql .= " FROM ".MAIN_DB_PREFIX."propal as p";
 	$sql .= ", ".MAIN_DB_PREFIX."societe as s";
@@ -176,7 +176,7 @@ if (isModEnabled('agenda')) {
 /*
  * Dernieres propales ouvertes
  */
-if (!empty($conf->propal->enabled) && $user->rights->propale->lire) {
+if (isModEnabled("propal") && $user->rights->propale->lire) {
 	$sql = "SELECT s.nom as name, s.rowid as socid, s.client, s.canvas,";
 	$sql .= " p.rowid as propalid, p.total_ttc, p.ref, p.datep as dp, c.label as statut, c.id as statutid";
 	$sql .= " FROM ".MAIN_DB_PREFIX."societe as s";
diff --git a/htdocs/commande/card.php b/htdocs/commande/card.php
index 12e29ac9b2b..b6e859689ec 100644
--- a/htdocs/commande/card.php
+++ b/htdocs/commande/card.php
@@ -45,7 +45,7 @@ require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (!empty($conf->project->enabled)) {
@@ -220,10 +220,10 @@ if (empty($reshook)) {
 			// Define output language
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
@@ -583,7 +583,7 @@ if (empty($reshook)) {
 				// Define output language
 				$outputlangs = $langs;
 				$newlang = GETPOST('lang_id', 'alpha');
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -1142,10 +1142,10 @@ if (empty($reshook)) {
 					// Define output language
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -1310,10 +1310,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -1783,7 +1783,7 @@ if ($action == 'create' && $usercancreate) {
 	print '</td></tr>';
 
 	// Bank Account
-	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_ORDER) && !empty($conf->banque->enabled)) {
+	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_ORDER) && isModEnabled("banque")) {
 		print '<tr><td>'.$langs->trans('BankAccount').'</td><td>';
 		print img_picto('', 'bank_account', 'class="pictofixedwidth"').$form->select_comptes($fk_account, 'fk_account', 0, '', 1, '', 0, 'maxwidth200 widthcentpercentminusx', 1);
 		print '</td></tr>';
@@ -2581,7 +2581,7 @@ if ($action == 'create' && $usercancreate) {
 		}
 
 		// Bank Account
-		if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_ORDER) && !empty($conf->banque->enabled)) {
+		if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_ORDER) && isModEnabled("banque")) {
 			print '<tr><td>';
 			$editenable = $usercancreate;
 			print $form->editfieldkey("BankAccount", 'bankaccount', '', $object, $editenable);
@@ -2768,7 +2768,7 @@ if ($action == 'create' && $usercancreate) {
 
 				// Create a purchase order
 				if (!empty($conf->global->WORKFLOW_CAN_CREATE_PURCHASE_ORDER_FROM_SALE_ORDER)) {
-					if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) && $object->statut > Commande::STATUS_DRAFT && $object->statut < Commande::STATUS_CLOSED && $object->getNbOfServicesLines() > 0) {
+					if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) && $object->statut > Commande::STATUS_DRAFT && $object->statut < Commande::STATUS_CLOSED && $object->getNbOfServicesLines() > 0) {
 						if ($usercancreatepurchaseorder) {
 							print dolGetButtonAction('', $langs->trans('AddPurchaseOrder'), 'default', DOL_URL_ROOT.'/fourn/commande/card.php?action=create&amp;origin='.$object->element.'&amp;originid='.$object->id.'&amp;socid='.$object->socid, '');
 						}
diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index 9a93e8a5047..9a9f1d78df0 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -3710,7 +3710,7 @@ class Commande extends CommonOrder
 
 		$result = '';
 
-		if (!empty($conf->expedition->enabled) && ($option == '1' || $option == '2')) {
+		if (isModEnabled("expedition") && ($option == '1' || $option == '2')) {
 			$url = DOL_URL_ROOT.'/expedition/shipment.php?id='.$this->id;
 		} else {
 			$url = DOL_URL_ROOT.'/commande/card.php?id='.$this->id;
diff --git a/htdocs/commande/list.php b/htdocs/commande/list.php
index dbb99d0f993..710d5fa1941 100644
--- a/htdocs/commande/list.php
+++ b/htdocs/commande/list.php
@@ -176,7 +176,7 @@ $arrayfields = array(
 	'typent.code'=>array('label'=>"ThirdPartyType", 'checked'=>$checkedtypetiers, 'position'=>55),
 	'c.date_commande'=>array('label'=>"OrderDateShort", 'checked'=>1, 'position'=>60),
 	'c.date_delivery'=>array('label'=>"DateDeliveryPlanned", 'checked'=>1, 'enabled'=>empty($conf->global->ORDER_DISABLE_DELIVERY_DATE), 'position'=>65),
-	'c.fk_shipping_method'=>array('label'=>"SendingMethod", 'checked'=>-1, 'position'=>66 , 'enabled'=>!empty($conf->expedition->enabled)),
+	'c.fk_shipping_method'=>array('label'=>"SendingMethod", 'checked'=>-1, 'position'=>66 , 'enabled'=>isModEnabled("expedition")),
 	'c.fk_cond_reglement'=>array('label'=>"PaymentConditionsShort", 'checked'=>-1, 'position'=>67),
 	'c.fk_mode_reglement'=>array('label'=>"PaymentMode", 'checked'=>-1, 'position'=>68),
 	'c.fk_input_reason'=>array('label'=>"Channel", 'checked'=>-1, 'position'=>69),
@@ -199,7 +199,7 @@ $arrayfields = array(
 	'c.date_cloture'=>array('label'=>"DateClosing", 'checked'=>0, 'position'=>130),
 	'c.note_public'=>array('label'=>'NotePublic', 'checked'=>0, 'enabled'=>(empty($conf->global->MAIN_LIST_ALLOW_PUBLIC_NOTES)), 'position'=>135),
 	'c.note_private'=>array('label'=>'NotePrivate', 'checked'=>0, 'enabled'=>(empty($conf->global->MAIN_LIST_ALLOW_PRIVATE_NOTES)), 'position'=>140),
-	'shippable'=>array('label'=>"Shippable", 'checked'=>1,'enabled'=>(!empty($conf->expedition->enabled)), 'position'=>990),
+	'shippable'=>array('label'=>"Shippable", 'checked'=>1,'enabled'=>(isModEnabled("expedition")), 'position'=>990),
 	'c.facture'=>array('label'=>"Billed", 'checked'=>1, 'enabled'=>(empty($conf->global->WORKFLOW_BILL_ON_SHIPMENT)), 'position'=>995),
 	'c.import_key' =>array('type'=>'varchar(14)', 'label'=>'ImportId', 'enabled'=>1, 'visible'=>-2, 'position'=>999),
 	'c.fk_statut'=>array('label'=>"Status", 'checked'=>1, 'position'=>1000)
@@ -2394,7 +2394,7 @@ if ($resql) {
 										}
 										$stock_order = $generic_product->stats_commande['qty'];
 									}
-									if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+									if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 										if (empty($productstat_cache[$generic_commande->lines[$lig]->fk_product]['stats_order_supplier'])) {
 											$generic_product->load_stats_commande_fournisseur(0, '3');
 											$productstat_cache[$generic_commande->lines[$lig]->fk_product]['stats_order_supplier'] = $generic_product->stats_commande_fournisseur['qty'];
@@ -2415,7 +2415,7 @@ if ($resql) {
 								} else {
 									$text_info .= '<span class="ok">'.$langs->trans('Available').'&nbsp;:&nbsp;'.$text_stock_reel.'</span>';
 								}
-								if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+								if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 									$text_info .= '&nbsp;'.$langs->trans('SupplierOrder').'&nbsp;:&nbsp;'.$stock_order_supplier;
 								}
 								$text_info .= ($reliquat != $generic_commande->lines[$lig]->qty ? ' <span class="opacitymedium">('.$langs->trans("QtyInOtherShipments").' '.($generic_commande->lines[$lig]->qty - $reliquat).')</span>' : '');
diff --git a/htdocs/compta/accounting-files.php b/htdocs/compta/accounting-files.php
index ab8175c4d38..da49cecb745 100644
--- a/htdocs/compta/accounting-files.php
+++ b/htdocs/compta/accounting-files.php
@@ -134,12 +134,12 @@ $error = 0;
 
 $listofchoices = array(
 	'selectinvoices'=>array('label'=>'Invoices', 'lang'=>'bills', 'enabled' => isModEnabled('facture'), 'perms' => !empty($user->rights->facture->lire)),
-	'selectsupplierinvoices'=>array('label'=>'BillsSuppliers', 'lang'=>'bills', 'enabled' => !empty($conf->supplier_invoice->enabled), 'perms' => !empty($user->rights->fournisseur->facture->lire)),
+	'selectsupplierinvoices'=>array('label'=>'BillsSuppliers', 'lang'=>'bills', 'enabled' => isModEnabled("supplier_invoice"), 'perms' => !empty($user->rights->fournisseur->facture->lire)),
 	'selectexpensereports'=>array('label'=>'ExpenseReports', 'lang'=>'trips', 'enabled' => !empty($conf->expensereport->enabled), 'perms' => !empty($user->rights->expensereport->lire)),
 	'selectdonations'=>array('label'=>'Donations', 'lang'=>'donation', 'enabled' => !empty($conf->don->enabled), 'perms' => !empty($user->rights->don->lire)),
 	'selectsocialcontributions'=>array('label'=>'SocialContributions', 'enabled' => !empty($conf->tax->enabled), 'perms' => !empty($user->rights->tax->charges->lire)),
 	'selectpaymentsofsalaries'=>array('label'=>'SalariesPayments', 'lang'=>'salaries', 'enabled' => !empty($conf->salaries->enabled), 'perms' => !empty($user->rights->salaries->read)),
-	'selectvariouspayment'=>array('label'=>'VariousPayment', 'enabled' => !empty($conf->banque->enabled), 'perms' => !empty($user->rights->banque->lire)),
+	'selectvariouspayment'=>array('label'=>'VariousPayment', 'enabled' => isModEnabled("banque"), 'perms' => !empty($user->rights->banque->lire)),
 	'selectloanspayment'=>array('label'=>'PaymentLoan', 'enabled' => !empty($conf->loan->enabled), 'perms' => !empty($user->rights->loan->read)),
 );
 
diff --git a/htdocs/compta/bank/class/paymentvarious.class.php b/htdocs/compta/bank/class/paymentvarious.class.php
index 48ea553abf0..3d07c280559 100644
--- a/htdocs/compta/bank/class/paymentvarious.class.php
+++ b/htdocs/compta/bank/class/paymentvarious.class.php
@@ -423,11 +423,11 @@ class PaymentVarious extends CommonObject
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("Amount"));
 			return -5;
 		}
-		if (!empty($conf->banque->enabled) && (empty($this->fk_account) || $this->fk_account <= 0)) {
+		if (isModEnabled("banque") && (empty($this->fk_account) || $this->fk_account <= 0)) {
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("BankAccount"));
 			return -6;
 		}
-		if (!empty($conf->banque->enabled) && (empty($this->type_payment) || $this->type_payment <= 0)) {
+		if (isModEnabled("banque") && (empty($this->type_payment) || $this->type_payment <= 0)) {
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("PaymentMode"));
 			return -7;
 		}
@@ -481,7 +481,7 @@ class PaymentVarious extends CommonObject
 			$this->ref = $this->id;
 
 			if ($this->id > 0) {
-				if (!empty($conf->banque->enabled) && !empty($this->amount)) {
+				if (isModEnabled("banque") && !empty($this->amount)) {
 					// Insert into llx_bank
 					require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
diff --git a/htdocs/compta/bank/various_payment/card.php b/htdocs/compta/bank/various_payment/card.php
index cbcb2fd5417..23621157e5a 100644
--- a/htdocs/compta/bank/various_payment/card.php
+++ b/htdocs/compta/bank/various_payment/card.php
@@ -139,7 +139,7 @@ if (empty($reshook)) {
 			setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("Amount")), null, 'errors');
 			$error++;
 		}
-		if (!empty($conf->banque->enabled) && !$object->accountid > 0) {
+		if (isModEnabled("banque") && !$object->accountid > 0) {
 			$langs->load('errors');
 			setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("BankAccount")), null, 'errors');
 			$error++;
@@ -413,7 +413,7 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Bank
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td>';
 		print $form->editfieldkey('BankAccount', 'selectaccountid', '', $object, 0, 'string', '', 1).'</td><td>';
 		print img_picto('', 'bank_account', 'class="pictofixedwidth"');
@@ -428,7 +428,7 @@ if ($action == 'create') {
 	print '</tr>';
 
 	// Number
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td><label for="num_payment">'.$langs->trans('Numero');
 		print ' <em>('.$langs->trans("ChequeOrTransferNumber").')</em>';
 		print '</label></td>';
@@ -642,7 +642,7 @@ if ($id) {
 	print $form->editfieldval('SubledgerAccount', 'subledger_account', $object->subledger_account, $object, (!$alreadyaccounted && $user->rights->banque->modifier), 'string', '', 0);
 	print '</td></tr>';
 
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		if ($object->fk_account > 0) {
 			$bankline = new AccountLine($db);
 			$bankline->fetch($object->fk_bank);
diff --git a/htdocs/compta/bank/various_payment/list.php b/htdocs/compta/bank/various_payment/list.php
index fdebf7f795c..aa65ac8d2a3 100644
--- a/htdocs/compta/bank/various_payment/list.php
+++ b/htdocs/compta/bank/various_payment/list.php
@@ -152,8 +152,8 @@ $arrayfields = array(
 	'datev'			=>array('label'=>"DateValue", 'checked'=>-1, 'position'=>130),
 	'type'			=>array('label'=>"PaymentMode", 'checked'=>1, 'position'=>140),
 	'project'		=>array('label'=>"Project", 'checked'=>1, 'position'=>200, "enabled"=>!empty($conf->project->enabled)),
-	'bank'			=>array('label'=>"BankAccount", 'checked'=>1, 'position'=>300, "enabled"=>!empty($conf->banque->enabled)),
-	'entry'			=>array('label'=>"BankTransactionLine", 'checked'=>1, 'position'=>310, "enabled"=>!empty($conf->banque->enabled)),
+	'bank'			=>array('label'=>"BankAccount", 'checked'=>1, 'position'=>300, "enabled"=>isModEnabled("banque")),
+	'entry'			=>array('label'=>"BankTransactionLine", 'checked'=>1, 'position'=>310, "enabled"=>isModEnabled("banque")),
 	'account'		=>array('label'=>"AccountAccountingShort", 'checked'=>1, 'position'=>400, "enabled"=>!empty($conf->accounting->enabled)),
 	'subledger'		=>array('label'=>"SubledgerAccount", 'checked'=>1, 'position'=>410, "enabled"=>!empty($conf->accounting->enabled)),
 	'debit'			=>array('label'=>"Debit", 'checked'=>1, 'position'=>500),
diff --git a/htdocs/compta/charges/index.php b/htdocs/compta/charges/index.php
index 169666477f4..a80916cdc0d 100644
--- a/htdocs/compta/charges/index.php
+++ b/htdocs/compta/charges/index.php
@@ -146,7 +146,7 @@ if (!empty($conf->tax->enabled) && $user->rights->tax->charges->lire) {
 	print_liste_field_titre("RefPayment", $_SERVER["PHP_SELF"], "pc.rowid", "", $param, '', $sortfield, $sortorder);
 	print_liste_field_titre("DatePayment", $_SERVER["PHP_SELF"], "pc.datep", "", $param, 'align="center"', $sortfield, $sortorder);
 	print_liste_field_titre("Type", $_SERVER["PHP_SELF"], "pct.code", "", $param, '', $sortfield, $sortorder);
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print_liste_field_titre("Account", $_SERVER["PHP_SELF"], "ba.label", "", $param, "", $sortfield, $sortorder);
 	}
 	print_liste_field_titre("PayedByThisPayment", $_SERVER["PHP_SELF"], "pc.amount", "", $param, 'class="right"', $sortfield, $sortorder);
@@ -220,7 +220,7 @@ if (!empty($conf->tax->enabled) && $user->rights->tax->charges->lire) {
 			}
 			print $obj->num_payment.'</td>';
 			// Account
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				print '<td>';
 				if ($obj->fk_bank > 0) {
 					//$accountstatic->fetch($obj->fk_bank);
@@ -254,7 +254,7 @@ if (!empty($conf->tax->enabled) && $user->rights->tax->charges->lire) {
 		print '<td align="center" class="liste_total">&nbsp;</td>';
 		print '<td align="center" class="liste_total">&nbsp;</td>';
 		print '<td align="center" class="liste_total">&nbsp;</td>';
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<td></td>';
 		}
 		print '<td class="liste_total right">'.price($totalpaid)."</td>";
@@ -304,7 +304,7 @@ if (!empty($conf->tax->enabled) && $user->rights->tax->charges->lire) {
 		print_liste_field_titre("RefPayment", $_SERVER["PHP_SELF"], "ptva.rowid", "", $param, '', $sortfield, $sortorder);
 		print_liste_field_titre("DatePayment", $_SERVER["PHP_SELF"], "ptva.datep", "", $param, 'align="center"', $sortfield, $sortorder);
 		print_liste_field_titre("Type", $_SERVER["PHP_SELF"], "pct.code", "", $param, '', $sortfield, $sortorder);
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print_liste_field_titre("Account", $_SERVER["PHP_SELF"], "ba.label", "", $param, "", $sortfield, $sortorder);
 		}
 		print_liste_field_titre("PayedByThisPayment", $_SERVER["PHP_SELF"], "ptva.amount", "", $param, 'class="right"', $sortfield, $sortorder);
@@ -341,7 +341,7 @@ if (!empty($conf->tax->enabled) && $user->rights->tax->charges->lire) {
 			print $obj->num_payment.'</td>';
 
 			// Account
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				print '<td>';
 				if ($obj->fk_bank > 0) {
 					//$accountstatic->fetch($obj->fk_bank);
diff --git a/htdocs/compta/facture/card-rec.php b/htdocs/compta/facture/card-rec.php
index 18a935cedb4..1ee81c2a2a0 100644
--- a/htdocs/compta/facture/card-rec.php
+++ b/htdocs/compta/facture/card-rec.php
@@ -650,8 +650,8 @@ if (empty($reshook)) {
 						// Define output language
 						$outputlangs = $langs;
 						$newlang = '';
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id','aZ09')) $newlang = GETPOST('lang_id','aZ09');
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang))	$newlang = $object->thirdparty->default_lang;
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id','aZ09')) $newlang = GETPOST('lang_id','aZ09');
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang))	$newlang = $object->thirdparty->default_lang;
 						if (! empty($newlang)) {
 						$outputlangs = new Translate("", $conf);
 						$outputlangs->setDefaultLang($newlang);
@@ -857,9 +857,9 @@ if (empty($reshook)) {
 						// Define output language
 						$outputlangs = $langs;
 						$newlang = '';
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id','aZ09'))
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id','aZ09'))
 							$newlang = GETPOST('lang_id','aZ09');
-							if ($conf->global->MAIN_MULTILANGS && empty($newlang))
+							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang))
 								$newlang = $object->thirdparty->default_lang;
 								if (! empty($newlang)) {
 									$outputlangs = new Translate("", $conf);
diff --git a/htdocs/compta/facture/card.php b/htdocs/compta/facture/card.php
index ffa8b97b7bd..6ad9c545dee 100644
--- a/htdocs/compta/facture/card.php
+++ b/htdocs/compta/facture/card.php
@@ -272,10 +272,10 @@ if (empty($reshook)) {
 			// Define output language
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id')) {
 				$newlang = GETPOST('lang_id');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
@@ -520,10 +520,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -604,10 +604,10 @@ if (empty($reshook)) {
 		if (empty($error) && empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
@@ -659,10 +659,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -749,10 +749,10 @@ if (empty($reshook)) {
 					if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 						$outputlangs = $langs;
 						$newlang = '';
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 							$newlang = GETPOST('lang_id', 'aZ09');
 						}
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 							$newlang = $object->thirdparty->default_lang;
 						}
 						if (!empty($newlang)) {
@@ -1956,10 +1956,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE) && count($object->lines)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -2305,10 +2305,10 @@ if (empty($reshook)) {
 					if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 						$outputlangs = $langs;
 						$newlang = '';
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 							$newlang = GETPOST('lang_id', 'aZ09');
 						}
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 							$newlang = $object->thirdparty->default_lang;
 						}
 						if (!empty($newlang)) {
@@ -2555,10 +2555,10 @@ if (empty($reshook)) {
 					// Define output language
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -3688,7 +3688,7 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Bank Account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td>'.$langs->trans('BankAccount').'</td><td colspan="2">';
 		print img_picto('', 'bank_account', 'class="pictofixedwidth"');
 		print $form->select_comptes(($fk_account < 0 ? '' : $fk_account), 'fk_account', 0, '', 1, '', 0, 'maxwidth200 widthcentpercentminusx', 1);
@@ -4588,7 +4588,7 @@ if ($action == 'create') {
 	}
 
 	// Bank Account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td class="nowrap">';
 		print '<table class="nobordernopadding centpercent"><tr><td class="nowrap">';
 		print $langs->trans('BankAccount');
@@ -4844,7 +4844,7 @@ if ($action == 'create') {
 	if (!empty($conf->project->enabled)) {
 		$nbrows++;
 	}
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		$nbrows++;
 		$nbcols++;
 	}
@@ -4873,7 +4873,7 @@ if ($action == 'create') {
 		print '<td>'.$langs->trans('ListOfSituationInvoices').'</td>';
 		print '<td></td>';
 		print '<td class="center">'.$langs->trans('Situation').'</td>';
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<td class="right"></td>';
 		}
 		print '<td class="right">'.$langs->trans('AmountHT').'</td>';
@@ -4897,7 +4897,7 @@ if ($action == 'create') {
 				print '<td>'.$prev_invoice->getNomUrl(1).'</td>';
 				print '<td></td>';
 				print '<td align="center" >'.(($prev_invoice->type == Facture::TYPE_CREDIT_NOTE) ? $langs->trans('situationInvoiceShortcode_AS') : $langs->trans('situationInvoiceShortcode_S')).$prev_invoice->situation_counter.'</td>';
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					print '<td class="right"></td>';
 				}
 				print '<td class="right"><span class="amount">'.price($prev_invoice->total_ht).'</span></td>';
@@ -4917,7 +4917,7 @@ if ($action == 'create') {
 		print '<td>'.$object->getNomUrl(1).'</td>';
 		print '<td></td>';
 		print '<td class="center">'.(($object->type == Facture::TYPE_CREDIT_NOTE) ? $langs->trans('situationInvoiceShortcode_AS') : $langs->trans('situationInvoiceShortcode_S')).$object->situation_counter.'</td>';
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<td class="right"></td>';
 		}
 		print '<td class="right"><span class="amount">'.price($object->total_ht).'</span></td>';
@@ -4940,7 +4940,7 @@ if ($action == 'create') {
 			$i++;
 		}
 		print '</td>';
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<td></td>';
 		}
 		print '<td class="right"><b>'.price($total_global_ht).'</b></td>';
@@ -4972,7 +4972,7 @@ if ($action == 'create') {
 				print '<td>'.$next_invoice->getNomUrl(1).'</td>';
 				print '<td></td>';
 				print '<td class="center">'.(($next_invoice->type == Facture::TYPE_CREDIT_NOTE) ? $langs->trans('situationInvoiceShortcode_AS') : $langs->trans('situationInvoiceShortcode_S')).$next_invoice->situation_counter.'</td>';
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					print '<td class="right"></td>';
 				}
 				print '<td class="right"><span class="amount">'.price($next_invoice->total_ht).'</span></td>';
@@ -4986,7 +4986,7 @@ if ($action == 'create') {
 
 			print '<tr class="oddeven">';
 			print '<td colspan="3" class="right"></td>';
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				print '<td class="right"></td>';
 			}
 			print '<td class="right"><b>'.price($total_global_ht).'</b></td>';
@@ -5013,7 +5013,7 @@ if ($action == 'create') {
 	print '<td class="liste_titre">'.($object->type == Facture::TYPE_CREDIT_NOTE ? $langs->trans("PaymentsBack") : $langs->trans('Payments')).'</td>';
 	print '<td class="liste_titre"><span class="hideonsmartphone">'.$langs->trans('Date').'</span></td>';
 	print '<td class="liste_titre"><span class="hideonsmartphone">'.$langs->trans('Type').'</span></td>';
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<td class="liste_titre"><span class="hideonsmartphone">'.$langs->trans('BankAccount').'</span></td>';
 	}
 	print '<td class="liste_titre right">'.$langs->trans('Amount').'</td>';
@@ -5062,7 +5062,7 @@ if ($action == 'create') {
 				print '</td>';
 				$label = ($langs->trans("PaymentType".$objp->payment_code) != ("PaymentType".$objp->payment_code)) ? $langs->trans("PaymentType".$objp->payment_code) : $objp->payment_label;
 				print '<td>'.$label.' '.$objp->num_payment.'</td>';
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$bankaccountstatic->id = $objp->baid;
 					$bankaccountstatic->ref = $objp->baref;
 					$bankaccountstatic->label = $objp->baref;
diff --git a/htdocs/compta/facture/class/api_invoices.class.php b/htdocs/compta/facture/class/api_invoices.class.php
index 285d9d366f7..51c094d898e 100644
--- a/htdocs/compta/facture/class/api_invoices.class.php
+++ b/htdocs/compta/facture/class/api_invoices.class.php
@@ -1410,7 +1410,7 @@ class Invoices extends DolibarrApi
 			throw new RestException(403, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
 		}
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			if (empty($accountid)) {
 				throw new RestException(400, 'Account ID is mandatory');
 			}
@@ -1469,7 +1469,7 @@ class Invoices extends DolibarrApi
 			throw new RestException(400, 'Payment error : '.$paymentobj->error);
 		}
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			$label = '(CustomerInvoicePayment)';
 
 			if ($paymentobj->paiementcode == 'CHQ' && empty($chqemetteur)) {
@@ -1533,7 +1533,7 @@ class Invoices extends DolibarrApi
 			}
 		}
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			if (empty($accountid)) {
 				throw new RestException(400, 'Account ID is mandatory');
 			}
@@ -1617,7 +1617,7 @@ class Invoices extends DolibarrApi
 			$this->db->rollback();
 			throw new RestException(400, 'Payment error : '.$paymentobj->error);
 		}
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			$label = '(CustomerInvoicePayment)';
 			if ($paymentobj->paiementcode == 'CHQ' && empty($chqemetteur)) {
 				  throw new RestException(400, 'Emetteur is mandatory when payment code is '.$paymentobj->paiementcode);
diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 91b5df73a00..0d2840adb97 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -598,10 +598,10 @@ class Facture extends CommonInvoice
 			$outputlangs = $langs;
 			$newlang = '';
 
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && isset($this->thirdparty->default_lang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && isset($this->thirdparty->default_lang)) {
 				$newlang = $this->thirdparty->default_lang; // for proposal, order, invoice, ...
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && isset($this->default_lang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && isset($this->default_lang)) {
 				$newlang = $this->default_lang; // for thirdparty
 			}
 			if (!empty($newlang)) {
diff --git a/htdocs/compta/localtax/card.php b/htdocs/compta/localtax/card.php
index 9bd37eafa36..84f40f5cd19 100644
--- a/htdocs/compta/localtax/card.php
+++ b/htdocs/compta/localtax/card.php
@@ -174,7 +174,7 @@ if ($action == 'create') {
 	// Amount
 	print '<tr><td class="fieldrequired">'.$langs->trans("Amount").'</td><td><input name="amount" size="10" value="'.GETPOST("amount").'"></td></tr>';
 
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		// Type payment
 		print '<tr><td class="fieldrequired">'.$langs->trans("PaymentMode").'</td><td>';
 		$form->select_types_paiements(GETPOST("paiementtype"), "paiementtype", '', 0, 1, 0, 0, 1, 'maxwidth500 widthcentpercentminusx');
@@ -243,7 +243,7 @@ if ($id) {
 
 	print '<tr><td>'.$langs->trans("Amount").'</td><td>'.price($object->amount).'</td></tr>';
 
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		if ($object->fk_account > 0) {
 			$bankline = new AccountLine($db);
 			$bankline->fetch($object->fk_bank);
diff --git a/htdocs/compta/localtax/class/localtax.class.php b/htdocs/compta/localtax/class/localtax.class.php
index 63b4f982316..ed467ec91f4 100644
--- a/htdocs/compta/localtax/class/localtax.class.php
+++ b/htdocs/compta/localtax/class/localtax.class.php
@@ -467,11 +467,11 @@ class Localtax extends CommonObject
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("Amount"));
 			return -4;
 		}
-		if (!empty($conf->banque->enabled) && (empty($this->accountid) || $this->accountid <= 0)) {
+		if (isModEnabled("banque") && (empty($this->accountid) || $this->accountid <= 0)) {
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("Account"));
 			return -5;
 		}
-		if (!empty($conf->banque->enabled) && (empty($this->paymenttype) || $this->paymenttype <= 0)) {
+		if (isModEnabled("banque") && (empty($this->paymenttype) || $this->paymenttype <= 0)) {
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("PaymentMode"));
 			return -5;
 		}
@@ -503,7 +503,7 @@ class Localtax extends CommonObject
 			$this->id = $this->db->last_insert_id(MAIN_DB_PREFIX."localtax"); // TODO devrait s'appeler paiementlocaltax
 			if ($this->id > 0) {
 				$ok = 1;
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					// Insertion dans llx_bank
 					require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
diff --git a/htdocs/compta/paiement.php b/htdocs/compta/paiement.php
index aea9f917dab..5aa41f10405 100644
--- a/htdocs/compta/paiement.php
+++ b/htdocs/compta/paiement.php
@@ -170,7 +170,7 @@ if (empty($reshook)) {
 			$error++;
 		}
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			// If bank module is on, account is required to enter a payment
 			if (GETPOST('accountid') <= 0) {
 				setEventMessages($langs->transnoentities('ErrorFieldRequired', $langs->transnoentities('AccountToCredit')), null, 'errors');
@@ -244,7 +244,7 @@ if (empty($reshook)) {
 			$multicurrency_code[$key] = $tmpinvoice->multicurrency_code;
 		}
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			// If the bank module is active, an account is required to input a payment
 			if (GETPOST('accountid', 'int') <= 0) {
 				setEventMessages($langs->trans('ErrorFieldRequired', $langs->transnoentities('AccountToCredit')), null, 'errors');
@@ -492,7 +492,7 @@ if ($action == 'create' || $action == 'confirm_paiement' || $action == 'add_paie
 
 		// Bank account
 		print '<tr>';
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			if ($facture->type != 2) {
 				print '<td><span class="fieldrequired">'.$langs->trans('AccountToCredit').'</span></td>';
 			}
diff --git a/htdocs/compta/paiement/card.php b/htdocs/compta/paiement/card.php
index bd5c114e983..54b1e0e7bcd 100644
--- a/htdocs/compta/paiement/card.php
+++ b/htdocs/compta/paiement/card.php
@@ -32,7 +32,7 @@ require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/payments.lib.php';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 }
 
@@ -285,7 +285,7 @@ print '<tr><td>'.$langs->trans('Amount').'</td><td>'.price($object->amount, '',
 
 $disable_delete = 0;
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	$bankline = new AccountLine($db);
 
 	if ($object->fk_account > 0) {
@@ -327,7 +327,7 @@ print '</td></tr>';
 */
 
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	if ($object->fk_account > 0) {
 		if ($object->type_code == 'CHQ' && $bankline->fk_bordereau > 0) {
 			include_once DOL_DOCUMENT_ROOT.'/compta/paiement/cheque/class/remisecheque.class.php';
diff --git a/htdocs/compta/paiement/cheque/card.php b/htdocs/compta/paiement/cheque/card.php
index f41ecd820ad..5409d3c381e 100644
--- a/htdocs/compta/paiement/cheque/card.php
+++ b/htdocs/compta/paiement/cheque/card.php
@@ -138,10 +138,10 @@ if ($action == 'create' && GETPOST("accountid", "int") > 0 && $user->rights->ban
 				// Define output language
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				//if ($conf->global->MAIN_MULTILANGS && empty($newlang)) $newlang=$object->client->default_lang;
+				//if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) $newlang=$object->client->default_lang;
 				if (!empty($newlang)) {
 					$outputlangs = new Translate("", $conf);
 					$outputlangs->setDefaultLang($newlang);
@@ -189,10 +189,10 @@ if ($action == 'confirm_validate' && $confirm == 'yes' && $user->rights->banque-
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		//if ($conf->global->MAIN_MULTILANGS && empty($newlang)) $newlang=$object->client->default_lang;
+		//if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) $newlang=$object->client->default_lang;
 		if (!empty($newlang)) {
 			$outputlangs = new Translate("", $conf);
 			$outputlangs->setDefaultLang($newlang);
@@ -231,10 +231,10 @@ if ($action == 'builddoc' && $user->rights->banque->cheque) {
 
 	$outputlangs = $langs;
 	$newlang = '';
-	if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+	if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 		$newlang = GETPOST('lang_id', 'aZ09');
 	}
-	//if ($conf->global->MAIN_MULTILANGS && empty($newlang)) $newlang=$object->client->default_lang;
+	//if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) $newlang=$object->client->default_lang;
 	if (!empty($newlang)) {
 		$outputlangs = new Translate("", $conf);
 		$outputlangs->setDefaultLang($newlang);
diff --git a/htdocs/compta/paiement/class/paiement.class.php b/htdocs/compta/paiement/class/paiement.class.php
index 25543ed9d82..6186083c211 100644
--- a/htdocs/compta/paiement/class/paiement.class.php
+++ b/htdocs/compta/paiement/class/paiement.class.php
@@ -8,7 +8,7 @@
  * Copyright (C) 2015       Juanjo Menent		 <jmenent@2byte.es>
  * Copyright (C) 2018       Ferran Marcet		 <fmarcet@2byte.es>
  * Copyright (C) 2018       Thibault FOUCART		 <support@ptibogxiv.net>
- * Copyright (C) 2018       Frédéric France         <frederic.france@netlogic.fr>
+ * Copyright (C) 2018-2022  Frédéric France         <frederic.france@netlogic.fr>
  * Copyright (C) 2020       Andreu Bisquerra Gaya <jove@bisquerra.com>
  * Copyright (C) 2021       OpenDsi					<support@open-dsi.fr>
  *
@@ -455,7 +455,7 @@ class Paiement extends CommonObject
 
 							$newlang = '';
 							$outputlangs = $langs;
-							if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 								$invoice->fetch_thirdparty();
 								$newlang = $invoice->thirdparty->default_lang;
 							}
@@ -464,8 +464,8 @@ class Paiement extends CommonObject
 								$outputlangs->setDefaultLang($newlang);
 							}
 
-							$hidedetails = ! empty($conf->global->MAIN_GENERATE_DOCUMENTS_HIDE_DETAILS) ? 1 : 0;
-							$hidedesc = ! empty($conf->global->MAIN_GENERATE_DOCUMENTS_HIDE_DESC) ? 1 : 0;
+							$hidedetails = !empty($conf->global->MAIN_GENERATE_DOCUMENTS_HIDE_DETAILS) ? 1 : 0;
+							$hidedesc = !empty($conf->global->MAIN_GENERATE_DOCUMENTS_HIDE_DESC) ? 1 : 0;
 							$hideref = !empty($conf->global->MAIN_GENERATE_DOCUMENTS_HIDE_REF) ? 1 : 0;
 
 							$ret = $invoice->fetch($facid); // Reload to get new records
@@ -628,7 +628,7 @@ class Paiement extends CommonObject
 		$error = 0;
 		$bank_line_id = 0;
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			if ($accountid <= 0) {
 				$this->error = 'Bad value for parameter accountid='.$accountid;
 				dol_syslog(get_class($this).'::addPaymentToBank '.$this->error, LOG_ERR);
diff --git a/htdocs/compta/paiement/list.php b/htdocs/compta/paiement/list.php
index 988d6e041be..e6b57137df8 100644
--- a/htdocs/compta/paiement/list.php
+++ b/htdocs/compta/paiement/list.php
@@ -104,8 +104,8 @@ $arrayfields = array(
 	'p.datep'			=> array('label'=>"Date", 'checked'=>1, 'position'=>20),
 	's.nom'				=> array('label'=>"ThirdParty", 'checked'=>1, 'position'=>30),
 	'c.libelle'			=> array('label'=>"Type", 'checked'=>1, 'position'=>40),
-	'transaction'		=> array('label'=>"BankTransactionLine", 'checked'=>1, 'position'=>50, 'enabled'=>(!empty($conf->banque->enabled))),
-	'ba.label'			=> array('label'=>"Account", 'checked'=>1, 'position'=>60, 'enabled'=>(!empty($conf->banque->enabled))),
+	'transaction'		=> array('label'=>"BankTransactionLine", 'checked'=>1, 'position'=>50, 'enabled'=>(isModEnabled("banque"))),
+	'ba.label'			=> array('label'=>"Account", 'checked'=>1, 'position'=>60, 'enabled'=>(isModEnabled("banque"))),
 	'p.num_paiement'	=> array('label'=>"Numero", 'checked'=>1, 'position'=>70, 'tooltip'=>"ChequeOrTransferNumber"),
 	'p.amount'			=> array('label'=>"Amount", 'checked'=>1, 'position'=>80),
 	'p.statut'			=> array('label'=>"Status", 'checked'=>1, 'position'=>90, 'enabled'=>(!empty($conf->global->BILL_ADD_PAYMENT_VALIDATION))),
diff --git a/htdocs/compta/paiement_charge.php b/htdocs/compta/paiement_charge.php
index 99940ecffcb..50236a29e64 100644
--- a/htdocs/compta/paiement_charge.php
+++ b/htdocs/compta/paiement_charge.php
@@ -71,7 +71,7 @@ if ($action == 'add_payment' || ($action == 'confirm_paiement' && $confirm == 'y
 		$error++;
 		$action = 'create';
 	}
-	if (!empty($conf->banque->enabled) && !(GETPOST("accountid") > 0)) {
+	if (isModEnabled("banque") && !(GETPOST("accountid") > 0)) {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("AccountToCredit")), null, 'errors');
 		$error++;
 		$action = 'create';
diff --git a/htdocs/compta/paiement_vat.php b/htdocs/compta/paiement_vat.php
index 645fd36bc2a..f1f243bc06d 100644
--- a/htdocs/compta/paiement_vat.php
+++ b/htdocs/compta/paiement_vat.php
@@ -69,7 +69,7 @@ if ($action == 'add_payment' || ($action == 'confirm_paiement' && $confirm == 'y
 		$error++;
 		$action = 'create';
 	}
-	if (!empty($conf->banque->enabled) && !(GETPOST("accountid", 'int') > 0)) {
+	if (isModEnabled("banque") && !(GETPOST("accountid", 'int') > 0)) {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("AccountToDebit")), null, 'errors');
 		$error++;
 		$action = 'create';
diff --git a/htdocs/compta/payment_sc/card.php b/htdocs/compta/payment_sc/card.php
index f5ff5a101f2..f76cc6b27c1 100644
--- a/htdocs/compta/payment_sc/card.php
+++ b/htdocs/compta/payment_sc/card.php
@@ -31,7 +31,7 @@ require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php'
 require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/paymentsocialcontribution.class.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 }
 
@@ -141,7 +141,7 @@ print '<tr><td>'.$langs->trans('Amount').'</td><td colspan="3">'.price($object->
 print '<tr><td>'.$langs->trans('Note').'</td><td colspan="3">'.nl2br($object->note).'</td></tr>';
 
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	if ($object->bank_account) {
 		$bankline = new AccountLine($db);
 		$bankline->fetch($object->bank_line);
diff --git a/htdocs/compta/payment_vat/card.php b/htdocs/compta/payment_vat/card.php
index 94dd817900e..401752af11b 100644
--- a/htdocs/compta/payment_vat/card.php
+++ b/htdocs/compta/payment_vat/card.php
@@ -31,7 +31,7 @@ require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/paymentvat.class.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 }
 
@@ -194,7 +194,7 @@ print '<tr><td>'.$langs->trans('Amount').'</td><td colspan="3">'.price($object->
 print '<tr><td>'.$langs->trans('Note').'</td><td colspan="3">'.nl2br($object->note).'</td></tr>';
 
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	if ($object->bank_account) {
 		$bankline = new AccountLine($db);
 		$bankline->fetch($object->bank_line);
diff --git a/htdocs/compta/resultat/clientfourn.php b/htdocs/compta/resultat/clientfourn.php
index 2be668fac5c..b322fdb3ce2 100644
--- a/htdocs/compta/resultat/clientfourn.php
+++ b/htdocs/compta/resultat/clientfourn.php
@@ -1127,7 +1127,7 @@ if ($modecompta == 'BOOKKEEPING') {
 	 */
 	//$conf->global->ACCOUNTING_REPORTS_INCLUDE_VARPAY = 1;
 
-	if (!empty($conf->global->ACCOUNTING_REPORTS_INCLUDE_VARPAY) && !empty($conf->banque->enabled) && ($modecompta == 'CREANCES-DETTES' || $modecompta == "RECETTES-DEPENSES")) {
+	if (!empty($conf->global->ACCOUNTING_REPORTS_INCLUDE_VARPAY) && isModEnabled("banque") && ($modecompta == 'CREANCES-DETTES' || $modecompta == "RECETTES-DEPENSES")) {
 		$subtotal_ht = 0;
 		$subtotal_ttc = 0;
 
diff --git a/htdocs/compta/resultat/index.php b/htdocs/compta/resultat/index.php
index 719b1deb29a..bc3cc906960 100644
--- a/htdocs/compta/resultat/index.php
+++ b/htdocs/compta/resultat/index.php
@@ -796,7 +796,7 @@ if (!empty($conf->don->enabled) && ($modecompta == 'CREANCES-DETTES' || $modecom
  * Various Payments
  */
 
-if (!empty($conf->global->ACCOUNTING_REPORTS_INCLUDE_VARPAY) && !empty($conf->banque->enabled) && ($modecompta == 'CREANCES-DETTES' || $modecompta == "RECETTES-DEPENSES")) {
+if (!empty($conf->global->ACCOUNTING_REPORTS_INCLUDE_VARPAY) && isModEnabled("banque") && ($modecompta == 'CREANCES-DETTES' || $modecompta == "RECETTES-DEPENSES")) {
 	// decaiss
 
 	$sql = "SELECT date_format(p.datep, '%Y-%m') AS dm, SUM(p.amount) AS amount FROM ".MAIN_DB_PREFIX."payment_various as p";
diff --git a/htdocs/compta/sociales/card.php b/htdocs/compta/sociales/card.php
index 0bb69c444ba..f6bc9b5fa02 100644
--- a/htdocs/compta/sociales/card.php
+++ b/htdocs/compta/sociales/card.php
@@ -426,7 +426,7 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Bank Account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td>'.$langs->trans('DefaultBankAccount').'</td><td colspan="2">';
 		print img_picto('', 'bank_account', 'class="pictofixedwidth"').$form->select_comptes(GETPOST('fk_account', 'int'), 'fk_account', 0, '', 2, '', 0, '', 1);
 		print '</td></tr>';
@@ -638,7 +638,7 @@ if ($id > 0) {
 		print '</td></tr>';
 
 		// Bank account
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<tr><td class="nowrap">';
 			print '<table width="100%" class="nobordernopadding"><tr><td class="nowrap">';
 			print $langs->trans('DefaultBankAccount');
@@ -668,7 +668,7 @@ if ($id > 0) {
 		print '<div class="fichehalfright">';
 
 		$nbcols = 3;
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			$nbcols++;
 		}
 
@@ -703,7 +703,7 @@ if ($id > 0) {
 			print '<td>'.$langs->trans("RefPayment").'</td>';
 			print '<td>'.$langs->trans("Date").'</td>';
 			print '<td>'.$langs->trans("Type").'</td>';
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				print '<td class="liste_titre right">'.$langs->trans('BankAccount').'</td>';
 			}
 			print '<td class="right">'.$langs->trans("Amount").'</td>';
@@ -726,7 +726,7 @@ if ($id > 0) {
 					print '<td>'.dol_print_date($db->jdate($objp->dp), 'day')."</td>\n";
 					$labeltype = $langs->trans("PaymentType".$objp->type_code) != ("PaymentType".$objp->type_code) ? $langs->trans("PaymentType".$objp->type_code) : $objp->paiement_type;
 					print "<td>".$labeltype.' '.$objp->num_payment."</td>\n";
-					if (!empty($conf->banque->enabled)) {
+					if (isModEnabled("banque")) {
 						$bankaccountstatic->id = $objp->baid;
 						$bankaccountstatic->ref = $objp->baref;
 						$bankaccountstatic->label = $objp->baref;
diff --git a/htdocs/compta/sociales/class/paymentsocialcontribution.class.php b/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
index 318e7fcd96b..0bf402c6c21 100644
--- a/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
+++ b/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
@@ -552,7 +552,7 @@ class PaymentSocialContribution extends CommonObject
 
 		$error = 0;
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			include_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 			$acc = new Account($this->db);
diff --git a/htdocs/compta/sociales/list.php b/htdocs/compta/sociales/list.php
index 14b8bfa043f..80b231ac381 100644
--- a/htdocs/compta/sociales/list.php
+++ b/htdocs/compta/sociales/list.php
@@ -107,7 +107,7 @@ $arrayfields = array(
 	'cs.paye'		=>array('label'=>"Status", 'checked'=>1, 'position'=>110),
 );
 
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	$arrayfields['cs.fk_account'] = array('checked'=>-1, 'position'=>90, 'label'=>"DefaultBankAccount");
 }
 
diff --git a/htdocs/compta/sociales/payments.php b/htdocs/compta/sociales/payments.php
index 843dbd58a50..7d59f16cd24 100644
--- a/htdocs/compta/sociales/payments.php
+++ b/htdocs/compta/sociales/payments.php
@@ -225,7 +225,7 @@ print '<td class="liste_titre"></td>';
 print '<td class="liste_titre"></td>';
 print '<td class="liste_titre"></td>';
 print '<td class="liste_titre"></td>';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print '<td class="liste_titre"></td>';
 	print '<td class="liste_titre"></td>';
 }
@@ -245,7 +245,7 @@ print_liste_field_titre("DatePayment", $_SERVER["PHP_SELF"], "pc.datep", "", $pa
 print_liste_field_titre("Employee", $_SERVER["PHP_SELF"], "u.rowid", "", $param, "", $sortfield, $sortorder);
 print_liste_field_titre("PaymentMode", $_SERVER["PHP_SELF"], "pct.code", "", $param, '', $sortfield, $sortorder);
 print_liste_field_titre("Numero", $_SERVER["PHP_SELF"], "pc.num_paiement", "", $param, '', $sortfield, $sortorder, '', 'ChequeOrTransferNumber');
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print_liste_field_titre("BankTransactionLine", $_SERVER["PHP_SELF"], "pc.fk_bank", "", $param, '', $sortfield, $sortorder);
 	print_liste_field_titre("Account", $_SERVER["PHP_SELF"], "ba.label", "", $param, "", $sortfield, $sortorder);
 }
@@ -323,7 +323,7 @@ while ($i < min($num, $limit)) {
 	print '<td>'.$obj->num_payment.'</td>';
 
 	// Account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		// Bank transaction
 		print '<td class="nowraponall">';
 		$accountlinestatic->id = $obj->fk_bank;
@@ -379,7 +379,7 @@ print '<td align="center" class="liste_total">&nbsp;</td>';
 print '<td align="center" class="liste_total">&nbsp;</td>';
 print '<td align="center" class="liste_total">&nbsp;</td>';
 print '<td align="center" class="liste_total">&nbsp;</td>';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print '<td></td>';
 	print '<td></td>';
 }
diff --git a/htdocs/compta/stats/cabyuser.php b/htdocs/compta/stats/cabyuser.php
index 2b8f40b3aba..c02a8805ceb 100644
--- a/htdocs/compta/stats/cabyuser.php
+++ b/htdocs/compta/stats/cabyuser.php
@@ -478,7 +478,7 @@ if (count($amount)) {
 
 		// Other stats
 		print '<td class="center">';
-		if (!empty($conf->propal->enabled) && $key > 0) {
+		if (isModEnabled("propal") && $key > 0) {
 			print '&nbsp;<a href="'.DOL_URL_ROOT.'/comm/propal/stats/index.php?userid='.$key.'">'.img_picto($langs->trans("ProposalStats"), "stats").'</a>&nbsp;';
 		}
 		if (!empty($conf->commande->enabled) && $key > 0) {
diff --git a/htdocs/compta/stats/casoc.php b/htdocs/compta/stats/casoc.php
index 320efa36ed6..945db5c916a 100644
--- a/htdocs/compta/stats/casoc.php
+++ b/htdocs/compta/stats/casoc.php
@@ -652,7 +652,7 @@ if (count($amount)) {
 
 		// Other stats
 		print '<td class="center">';
-		if (!empty($conf->propal->enabled) && $key > 0) {
+		if (isModEnabled("propal") && $key > 0) {
 			print '&nbsp;<a href="'.DOL_URL_ROOT.'/comm/propal/stats/index.php?socid='.$key.'">'.img_picto($langs->trans("ProposalStats"), "stats").'</a>&nbsp;';
 		}
 		if (!empty($conf->commande->enabled) && $key > 0) {
diff --git a/htdocs/compta/stats/supplier_turnover_by_thirdparty.php b/htdocs/compta/stats/supplier_turnover_by_thirdparty.php
index 0be2df11190..d13bcfbf349 100644
--- a/htdocs/compta/stats/supplier_turnover_by_thirdparty.php
+++ b/htdocs/compta/stats/supplier_turnover_by_thirdparty.php
@@ -590,10 +590,10 @@ if (count($amount)) {
 		if (!empty($conf->supplier_proposal->enabled) && $key > 0) {
 			print '&nbsp;<a href="'.DOL_URL_ROOT.'/comm/propal/stats/index.php?socid='.$key.'">'.img_picto($langs->trans("ProposalStats"), "stats").'</a>&nbsp;';
 		}
-		if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) && $key > 0) {
+		if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) && $key > 0) {
 			print '&nbsp;<a href="'.DOL_URL_ROOT.'/commande/stats/index.php?mode=supplier&socid='.$key.'">'.img_picto($langs->trans("OrderStats"), "stats").'</a>&nbsp;';
 		}
-		if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) && $key > 0) {
+		if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) && $key > 0) {
 			print '&nbsp;<a href="'.DOL_URL_ROOT.'/compta/facture/stats/index.php?mode=supplier&socid='.$key.'">'.img_picto($langs->trans("InvoiceStats"), "stats").'</a>&nbsp;';
 		}
 		print '</td>';
diff --git a/htdocs/compta/tva/card.php b/htdocs/compta/tva/card.php
index e40b9b9b409..b4f16f0e564 100644
--- a/htdocs/compta/tva/card.php
+++ b/htdocs/compta/tva/card.php
@@ -494,7 +494,7 @@ if ($action == 'create') {
 	print "</td>\n";
 	print "</tr>";
 
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		// Bank account
 		print '<tr><td class="fieldrequired" id="label_fk_account">'.$langs->trans("BankAccount").'</td><td>';
 		print img_picto('', 'bank_account', 'pictofixedwidth');
@@ -629,7 +629,7 @@ if ($id > 0) {
 	print '</td></tr>';
 
 	// Bank account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td class="nowrap">';
 		print '<table width="100%" class="nobordernopadding"><tr><td class="nowrap">';
 		print $langs->trans('BankAccount');
@@ -660,7 +660,7 @@ if ($id > 0) {
 	print '<div class="fichehalfright">';
 
 	$nbcols = 3;
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		$nbcols++;
 	}
 
@@ -695,7 +695,7 @@ if ($id > 0) {
 		print '<td>'.$langs->trans("RefPayment").'</td>';
 		print '<td>'.$langs->trans("Date").'</td>';
 		print '<td>'.$langs->trans("Type").'</td>';
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<td class="liste_titre right">'.$langs->trans('BankAccount').'</td>';
 		}
 		print '<td class="right">'.$langs->trans("Amount").'</td>';
@@ -712,7 +712,7 @@ if ($id > 0) {
 				print '<td>'.dol_print_date($db->jdate($objp->dp), 'day')."</td>\n";
 				$labeltype = $langs->trans("PaymentType".$objp->type_code) != ("PaymentType".$objp->type_code) ? $langs->trans("PaymentType".$objp->type_code) : $objp->paiement_type;
 				print "<td>".$labeltype.' '.$objp->num_payment."</td>\n";
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$bankaccountstatic->id = $objp->baid;
 					$bankaccountstatic->ref = $objp->baref;
 					$bankaccountstatic->label = $objp->baref;
diff --git a/htdocs/compta/tva/class/paymentvat.class.php b/htdocs/compta/tva/class/paymentvat.class.php
index b7500fffaa0..ec951d8d72d 100644
--- a/htdocs/compta/tva/class/paymentvat.class.php
+++ b/htdocs/compta/tva/class/paymentvat.class.php
@@ -560,7 +560,7 @@ class PaymentVAT extends CommonObject
 
 		$error = 0;
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			include_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 			$acc = new Account($this->db);
diff --git a/htdocs/compta/tva/class/tva.class.php b/htdocs/compta/tva/class/tva.class.php
index f54ed42fb06..1ce6bed212b 100644
--- a/htdocs/compta/tva/class/tva.class.php
+++ b/htdocs/compta/tva/class/tva.class.php
@@ -572,11 +572,11 @@ class Tva extends CommonObject
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("Amount"));
 			return -4;
 		}
-		if (!empty($conf->banque->enabled) && (empty($this->accountid) || $this->accountid <= 0)) {
+		if (isModEnabled("banque") && (empty($this->accountid) || $this->accountid <= 0)) {
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("Account"));
 			return -5;
 		}
-		if (!empty($conf->banque->enabled) && (empty($this->type_payment) || $this->type_payment <= 0)) {
+		if (isModEnabled("banque") && (empty($this->type_payment) || $this->type_payment <= 0)) {
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("PaymentMode"));
 			return -5;
 		}
@@ -633,7 +633,7 @@ class Tva extends CommonObject
 
 			if ($this->id > 0) {
 				$ok = 1;
-				if (!empty($conf->banque->enabled) && !empty($this->amount)) {
+				if (isModEnabled("banque") && !empty($this->amount)) {
 					// Insert into llx_bank
 					require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
diff --git a/htdocs/compta/tva/list.php b/htdocs/compta/tva/list.php
index 5f76b2e9190..524f8b0105b 100644
--- a/htdocs/compta/tva/list.php
+++ b/htdocs/compta/tva/list.php
@@ -83,7 +83,7 @@ $arrayfields = array(
 	't.status'			=>array('checked'=>1, 'position'=>90, 'label'=>"Status"),
 );
 
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	$arrayfields['t.fk_account'] = array('checked'=>1, 'position'=>60, 'label'=>"DefaultBankAccount");
 }
 
diff --git a/htdocs/compta/tva/payments.php b/htdocs/compta/tva/payments.php
index 0279acdeaa4..9e7c19c8754 100644
--- a/htdocs/compta/tva/payments.php
+++ b/htdocs/compta/tva/payments.php
@@ -129,7 +129,7 @@ if (!empty($conf->tax->enabled) && $user->rights->tax->charges->lire) {
 	print_liste_field_titre("DatePayment", $_SERVER["PHP_SELF"], "ptva.datep", "", $param, 'align="center"', $sortfield, $sortorder);
 	print_liste_field_titre("PaymentMode", $_SERVER["PHP_SELF"], "pct.code", "", $param, '', $sortfield, $sortorder);
 	print_liste_field_titre("Numero", $_SERVER["PHP_SELF"], "ptva.num_paiement", "", $param, '', $sortfield, $sortorder, '', 'ChequeOrTransferNumber');
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print_liste_field_titre("BankTransactionLine", $_SERVER["PHP_SELF"], "ptva.fk_bank", "", $param, '', $sortfield, $sortorder);
 		print_liste_field_titre("BankAccount", $_SERVER["PHP_SELF"], "bank.ref", "", $param, '', $sortfield, $sortorder);
 	}
@@ -221,7 +221,7 @@ if (!empty($conf->tax->enabled) && $user->rights->tax->charges->lire) {
 			// Chq number
 			print '<td>'.dol_escape_htmltag($obj->num_payment).'</td>';
 
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				// Bank transaction
 				print '<td>';
 				$accountlinestatic->id = $obj->fk_bank;
@@ -258,7 +258,7 @@ if (!empty($conf->tax->enabled) && $user->rights->tax->charges->lire) {
 		print '<td class="liste_total right"></td>'; // A total here has no sense
 		print '<td align="center" class="liste_total">&nbsp;</td>';
 		print '<td align="center" class="liste_total">&nbsp;</td>';
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<td align="center" class="liste_total">&nbsp;</td>';
 			print '<td align="center" class="liste_total">&nbsp;</td>';
 		}
diff --git a/htdocs/contact/canvas/actions_contactcard_common.class.php b/htdocs/contact/canvas/actions_contactcard_common.class.php
index a72ea3d7d21..2c7ac145b78 100644
--- a/htdocs/contact/canvas/actions_contactcard_common.class.php
+++ b/htdocs/contact/canvas/actions_contactcard_common.class.php
@@ -196,7 +196,7 @@ abstract class ActionsContactCardCommon
 				$this->tpl['contact_element'][$i]['linked_element_value'] = $this->object->ref_commande ? $this->object->ref_commande : $langs->trans("NoContactForAnyOrder");
 				$i++;
 			}
-			if (!empty($conf->propal->enabled)) {
+			if (isModEnabled("propal")) {
 				$this->tpl['contact_element'][$i]['linked_element_label'] = $langs->trans("ContactForProposals");
 				$this->tpl['contact_element'][$i]['linked_element_value'] = $this->object->ref_propal ? $this->object->ref_propal : $langs->trans("NoContactForAnyProposal");
 				$i++;
diff --git a/htdocs/contact/card.php b/htdocs/contact/card.php
index 888c09124ad..d486432f142 100644
--- a/htdocs/contact/card.php
+++ b/htdocs/contact/card.php
@@ -1228,7 +1228,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 				print '</td></tr>';
 			}
 
-			if (!empty($conf->propal->enabled)) {
+			if (isModEnabled("propal")) {
 				print '<tr><td>'.$langs->trans("ContactForProposals").'</td><td colspan="3">';
 				print $object->ref_propal ? $object->ref_propal : ('<span class="opacitymedium">'.$langs->trans("NoContactForAnyProposal").'</span>');
 				print '</td></tr>';
@@ -1326,7 +1326,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 				//array('label' => $form->textwithpicto($langs->trans("Type"),$langs->trans("InternalExternalDesc")), 'type' => 'select', 'name' => 'intern', 'default' => 1, 'values' => array(0=>$langs->trans('Internal'),1=>$langs->trans('External')))
 			);
 			$text = $langs->trans("ConfirmCreateContact").'<br>';
-			if (!empty($conf->societe->enabled)) {
+			if (isModEnabled("societe")) {
 				if ($object->socid > 0) {
 					$text .= $langs->trans("UserWillBeExternalUser");
 				} else {
@@ -1489,22 +1489,22 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 
 		$object->load_ref_elements();
 
-		if (!empty($conf->propal->enabled)) {
+		if (isModEnabled("propal")) {
 			print '<tr><td class="titlefield">'.$langs->trans("ContactForProposals").'</td><td colspan="3">';
 			print $object->ref_propal ? $object->ref_propal : $langs->trans("NoContactForAnyProposal");
 			print '</td></tr>';
 		}
 
-		if (!empty($conf->commande->enabled) || !empty($conf->expedition->enabled)) {
+		if (!empty($conf->commande->enabled) || isModEnabled("expedition")) {
 			print '<tr><td>';
-			if (!empty($conf->expedition->enabled)) {
+			if (isModEnabled("expedition")) {
 				print $langs->trans("ContactForOrdersOrShipments");
 			} else {
 				print $langs->trans("ContactForOrders");
 			}
 			print '</td><td colspan="3">';
 			$none = $langs->trans("NoContactForAnyOrder");
-			if (!empty($conf->expedition->enabled)) {
+			if (isModEnabled("expedition")) {
 				$none = $langs->trans("NoContactForAnyOrderOrShipments");
 			}
 			print $object->ref_commande ? $object->ref_commande : $none;
diff --git a/htdocs/contact/consumption.php b/htdocs/contact/consumption.php
index f19c3e03684..c3cd54d890e 100644
--- a/htdocs/contact/consumption.php
+++ b/htdocs/contact/consumption.php
@@ -154,7 +154,7 @@ print '</td></tr>';
 
 if ($object->thirdparty->client) {
 	$thirdTypeArray['customer'] = $langs->trans("customer");
-	if (!empty($conf->propal->enabled) && $user->rights->propal->lire) {
+	if (isModEnabled("propal") && $user->rights->propal->lire) {
 		$elementTypeArray['propal'] = $langs->transnoentitiesnoconv('Proposals');
 	}
 	if (!empty($conf->commande->enabled) && $user->rights->commande->lire) {
@@ -174,15 +174,15 @@ if (!empty($conf->ficheinter->enabled) && $user->rights->ficheinter->lire) {
 
 if ($object->thirdparty->fournisseur) {
 	$thirdTypeArray['supplier'] = $langs->trans("supplier");
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (!empty($conf->supplier_invoice->enabled) && $user->rights->supplier_invoice->lire)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (isModEnabled("supplier_invoice") && $user->rights->supplier_invoice->lire)) {
 		$elementTypeArray['supplier_invoice'] = $langs->transnoentitiesnoconv('SuppliersInvoices');
 	}
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (!empty($conf->supplier_order->enabled) && $user->rights->supplier_order->lire)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (isModEnabled("supplier_order") && $user->rights->supplier_order->lire)) {
 		$elementTypeArray['supplier_order'] = $langs->transnoentitiesnoconv('SuppliersOrders');
 	}
 
 	// There no contact type for supplier proposals
-	// if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $user->rights->supplier_proposal->lire) $elementTypeArray['supplier_proposal']=$langs->transnoentitiesnoconv('SupplierProposals');
+	// if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $user->rights->supplier_proposal->lire) $elementTypeArray['supplier_proposal']=$langs->transnoentitiesnoconv('SupplierProposals');
 }
 
 print '</table>';
diff --git a/htdocs/contact/list.php b/htdocs/contact/list.php
index a0091061adb..f5810db2b13 100644
--- a/htdocs/contact/list.php
+++ b/htdocs/contact/list.php
@@ -753,7 +753,7 @@ if (!empty($conf->categorie->enabled) && $user->rights->categorie->lire) {
 		$moreforfilter .= '</div>';
 	}
 
-	if (!empty($conf->fournisseur->enabled) && (empty($type) || $type == 'f')) {
+	if (isModEnabled("fournisseur") && (empty($type) || $type == 'f')) {
 		$moreforfilter .= '<div class="divsearchfield">';
 		$tmptitle = $langs->trans('SuppliersCategoriesShort');
 		$moreforfilter .= img_picto($tmptitle, 'category', 'class="pictofixedwidth"');
diff --git a/htdocs/contrat/card.php b/htdocs/contrat/card.php
index ff3a6db84f1..9b25e710d85 100644
--- a/htdocs/contrat/card.php
+++ b/htdocs/contrat/card.php
@@ -41,7 +41,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (!empty($conf->project->enabled)) {
@@ -577,10 +577,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE) && !empty($conf->global->CONTRACT_ADDON_PDF)) {    // No generation if default type not defined
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -754,10 +754,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
diff --git a/htdocs/core/actions_addupdatedelete.inc.php b/htdocs/core/actions_addupdatedelete.inc.php
index 39dba81976f..c7dffe08691 100644
--- a/htdocs/core/actions_addupdatedelete.inc.php
+++ b/htdocs/core/actions_addupdatedelete.inc.php
@@ -366,10 +366,10 @@ if ($action == 'confirm_deleteline' && $confirm == 'yes' && !empty($permissionto
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && is_object($object->thirdparty)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && is_object($object->thirdparty)) {
 			$newlang = $object->thirdparty->default_lang;
 		}
 		if (!empty($newlang)) {
@@ -442,10 +442,10 @@ if ($action == 'confirm_close' && $confirm == 'yes' && $permissiontoadd) {
 			if (method_exists($object, 'generateDocument')) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -486,10 +486,10 @@ if ($action == 'confirm_reopen' && $confirm == 'yes' && $permissiontoadd) {
 			if (method_exists($object, 'generateDocument')) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
diff --git a/htdocs/core/actions_lineupdown.inc.php b/htdocs/core/actions_lineupdown.inc.php
index 5aee952292b..d41f1f1932c 100644
--- a/htdocs/core/actions_lineupdown.inc.php
+++ b/htdocs/core/actions_lineupdown.inc.php
@@ -34,10 +34,10 @@ if ($action == 'up' && $permissiontoedit) {
 	// Define output language
 	$outputlangs = $langs;
 	$newlang = '';
-	if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+	if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 		$newlang = GETPOST('lang_id', 'aZ09');
 	}
-	if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+	if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 		$newlang = $object->thirdparty->default_lang;
 	}
 	if (!empty($newlang)) {
@@ -59,10 +59,10 @@ if ($action == 'down' && $permissiontoedit) {
 	// Define output language
 	$outputlangs = $langs;
 	$newlang = '';
-	if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+	if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 		$newlang = GETPOST('lang_id', 'aZ09');
 	}
-	if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+	if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 		$newlang = $object->thirdparty->default_lang;
 	}
 	if (!empty($newlang)) {
diff --git a/htdocs/core/actions_massactions.inc.php b/htdocs/core/actions_massactions.inc.php
index a66c9b895b7..3f74ba7fdb2 100644
--- a/htdocs/core/actions_massactions.inc.php
+++ b/htdocs/core/actions_massactions.inc.php
@@ -763,10 +763,10 @@ if (!$error && $massaction == "builddoc" && $permissiontoread && !GETPOST('butto
 	// Define output language (Here it is not used because we do only merging existing PDF)
 	$outputlangs = $langs;
 	$newlang = '';
-	if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+	if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 		$newlang = GETPOST('lang_id', 'aZ09');
 	}
-	//elseif ($conf->global->MAIN_MULTILANGS && empty($newlang) && is_object($objecttmp->thirdparty)) {		// On massaction, we can have several values for $objecttmp->thirdparty
+	//elseif (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && is_object($objecttmp->thirdparty)) {		// On massaction, we can have several values for $objecttmp->thirdparty
 	//	$newlang = $objecttmp->thirdparty->default_lang;
 	//}
 	if (!empty($newlang)) {
@@ -965,10 +965,10 @@ if (!$error && $massaction == 'validate' && $permissiontoadd) {
 					if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 						$outputlangs = $langs;
 						$newlang = '';
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 							$newlang = GETPOST('lang_id', 'aZ09');
 						}
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 							$newlang = $objecttmp->thirdparty->default_lang;
 						}
 						if (!empty($newlang)) {
@@ -1116,13 +1116,13 @@ if (!$error && $massaction == 'generate_doc' && $permissiontoread) {
 			$outputlangs = $langs;
 			$newlang = '';
 
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && isset($objecttmp->thirdparty->default_lang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && isset($objecttmp->thirdparty->default_lang)) {
 				$newlang = $objecttmp->thirdparty->default_lang; // for proposal, order, invoice, ...
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && isset($objecttmp->default_lang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && isset($objecttmp->default_lang)) {
 				$newlang = $objecttmp->default_lang; // for thirdparty
 			}
 			if (!empty($newlang)) {
diff --git a/htdocs/core/actions_setnotes.inc.php b/htdocs/core/actions_setnotes.inc.php
index 91e7f4a8aca..7595daf1093 100644
--- a/htdocs/core/actions_setnotes.inc.php
+++ b/htdocs/core/actions_setnotes.inc.php
@@ -45,10 +45,10 @@ if ($action == 'setnote_public' && !empty($permissionnote) && !GETPOST('cancel',
 		if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
diff --git a/htdocs/core/boxes/box_activity.php b/htdocs/core/boxes/box_activity.php
index 49690dc893e..12656518efc 100644
--- a/htdocs/core/boxes/box_activity.php
+++ b/htdocs/core/boxes/box_activity.php
@@ -102,7 +102,7 @@ class box_activity extends ModeleBoxes
 
 
 		// list the summary of the propals
-		if (!empty($conf->propal->enabled) && $user->rights->propale->lire) {
+		if (isModEnabled("propal") && $user->rights->propale->lire) {
 			include_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 			$propalstatic = new Propal($this->db);
 
diff --git a/htdocs/core/boxes/box_dolibarr_state_board.php b/htdocs/core/boxes/box_dolibarr_state_board.php
index 83615c17fd3..a979e3e5a36 100644
--- a/htdocs/core/boxes/box_dolibarr_state_board.php
+++ b/htdocs/core/boxes/box_dolibarr_state_board.php
@@ -116,9 +116,9 @@ class box_dolibarr_state_board extends ModeleBoxes
 				'members' => isModEnabled('adherent') && $user->rights->adherent->lire,
 				'customers' => isModEnabled('societe') && $user->rights->societe->lire && empty($conf->global->SOCIETE_DISABLE_CUSTOMERS) && empty($conf->global->SOCIETE_DISABLE_CUSTOMERS_STATS),
 				'prospects' => isModEnabled('societe') && $user->rights->societe->lire && empty($conf->global->SOCIETE_DISABLE_PROSPECTS) && empty($conf->global->SOCIETE_DISABLE_PROSPECTS_STATS),
-				'suppliers' => ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->lire)
-								 || (!empty($conf->supplier_order->enabled) && $user->rights->supplier_order->lire)
-								 || (!empty($conf->supplier_invoice->enabled) && $user->rights->supplier_invoice->lire)
+				'suppliers' => ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->lire)
+								 || (isModEnabled("supplier_order") && $user->rights->supplier_order->lire)
+								 || (isModEnabled("supplier_invoice") && $user->rights->supplier_invoice->lire)
 								 )
 								 && empty($conf->global->SOCIETE_DISABLE_SUPPLIERS_STATS),
 				'contacts' => isModEnabled('societe') && $user->hasRight('societe', 'contact', 'lire'),
diff --git a/htdocs/core/boxes/box_graph_product_distribution.php b/htdocs/core/boxes/box_graph_product_distribution.php
index 44f94fd48d1..42a77f14b9c 100644
--- a/htdocs/core/boxes/box_graph_product_distribution.php
+++ b/htdocs/core/boxes/box_graph_product_distribution.php
@@ -152,7 +152,7 @@ class box_graph_product_distribution extends ModeleBoxes
 		$WIDTH = ($nbofgraph >= 2 || !empty($conf->dol_optimize_smallscreen)) ? '300' : '320';
 		$HEIGHT = '150';	// Height require to have 5+1 entries into legend visible.
 
-		if (!empty($conf->propal->enabled) && !empty($user->rights->propale->lire)) {
+		if (isModEnabled("propal") && !empty($user->rights->propale->lire)) {
 			// Build graphic number of object. $data = array(array('Lib',val1,val2,val3),...)
 			if ($showpropalnb) {
 				$langs->load("propal");
@@ -365,7 +365,7 @@ class box_graph_product_distribution extends ModeleBoxes
 			$stringtoshow .= '<input type="hidden" name="action" value="'.$refreshaction.'">';
 			$stringtoshow .= '<input type="hidden" name="page_y" value="">';
 			$stringtoshow .= '<input type="hidden" name="DOL_AUTOSET_COOKIE" value="DOLUSERCOOKIE_box_'.$this->boxcode.':year,showinvoicenb,showpropalnb,showordernb">';
-			if (!empty($conf->propal->enabled) || !empty($user->rights->propale->lire)) {
+			if (isModEnabled("propal") || !empty($user->rights->propale->lire)) {
 				$stringtoshow .= '<input type="checkbox" name="'.$param_showpropalnb.'"'.($showpropalnb ? ' checked' : '').'> '.$langs->trans("ForProposals");
 				$stringtoshow .= '&nbsp;';
 			}
diff --git a/htdocs/core/boxes/box_produits.php b/htdocs/core/boxes/box_produits.php
index afd0db27990..7a9518d345e 100644
--- a/htdocs/core/boxes/box_produits.php
+++ b/htdocs/core/boxes/box_produits.php
@@ -62,7 +62,7 @@ class box_produits extends ModeleBoxes
 		$this->db = $db;
 
 		$listofmodulesforexternal = explode(',', $conf->global->MAIN_MODULES_FOR_EXTERNAL);
-		$tmpentry = array('enabled'=>(!empty($conf->product->enabled) || !empty($conf->service->enabled)), 'perms'=>(!empty($user->rights->produit->lire) || !empty($user->rights->service->lire)), 'module'=>'product|service');
+		$tmpentry = array('enabled'=>(isModEnabled("product") || isModEnabled("service")), 'perms'=>(!empty($user->rights->produit->lire) || !empty($user->rights->service->lire)), 'module'=>'product|service');
 		$showmode = isVisibleToUserType(($user->socid > 0 ? 1 : 0), $tmpentry, $listofmodulesforexternal);
 		$this->hidden = ($showmode != 1);
 	}
diff --git a/htdocs/core/boxes/box_produits_alerte_stock.php b/htdocs/core/boxes/box_produits_alerte_stock.php
index 72b1957b287..203d42c7eed 100644
--- a/htdocs/core/boxes/box_produits_alerte_stock.php
+++ b/htdocs/core/boxes/box_produits_alerte_stock.php
@@ -64,7 +64,7 @@ class box_produits_alerte_stock extends ModeleBoxes
 		$this->db = $db;
 
 		$listofmodulesforexternal = explode(',', $conf->global->MAIN_MODULES_FOR_EXTERNAL);
-		$tmpentry = array('enabled'=>((!empty($conf->product->enabled) || !empty($conf->service->enabled)) && !empty($conf->stock->enabled)), 'perms'=>!empty($user->rights->stock->lire), 'module'=>'product|service|stock');
+		$tmpentry = array('enabled'=>((isModEnabled("product") || isModEnabled("service")) && !empty($conf->stock->enabled)), 'perms'=>!empty($user->rights->stock->lire), 'module'=>'product|service|stock');
 		$showmode = isVisibleToUserType(($user->socid > 0 ? 1 : 0), $tmpentry, $listofmodulesforexternal);
 		$this->hidden = ($showmode != 1);
 	}
diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index 777322631b0..02a7fdbc7bc 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -1104,7 +1104,7 @@ class Form
 		global $langs, $conf;
 
 		// If product & services are enabled or both disabled.
-		if ($forceall == 1 || (empty($forceall) && !empty($conf->product->enabled) && !empty($conf->service->enabled))
+		if ($forceall == 1 || (empty($forceall) && isModEnabled("product") && isModEnabled("service"))
 			|| (empty($forceall) && empty($conf->product->enabled) && empty($conf->service->enabled))) {
 			if (empty($hidetext)) {
 				print $langs->trans("Type").': ';
@@ -1134,11 +1134,11 @@ class Form
 			print ajax_combobox('select_'.$htmlname);
 			//if ($user->admin) print info_admin($langs->trans("YouCanChangeValuesForThisListFromDictionarySetup"),1);
 		}
-		if ((empty($forceall) && empty($conf->product->enabled) && !empty($conf->service->enabled)) || $forceall == 3) {
+		if ((empty($forceall) && empty($conf->product->enabled) && isModEnabled("service")) || $forceall == 3) {
 			print $langs->trans("Service");
 			print '<input type="hidden" name="'.$htmlname.'" value="1">';
 		}
-		if ((empty($forceall) && !empty($conf->product->enabled) && empty($conf->service->enabled)) || $forceall == 2) {
+		if ((empty($forceall) && isModEnabled("product") && empty($conf->service->enabled)) || $forceall == 2) {
 			print $langs->trans("Product");
 			print '<input type="hidden" name="'.$htmlname.'" value="0">';
 		}
@@ -2278,10 +2278,10 @@ class Form
 			$ajaxoptions = array();
 		}
 
-		if (strval($filtertype) === '' && (!empty($conf->product->enabled) || !empty($conf->service->enabled))) {
-			if (!empty($conf->product->enabled) && empty($conf->service->enabled)) {
+		if (strval($filtertype) === '' && (isModEnabled("product") || isModEnabled("service"))) {
+			if (isModEnabled("product") && empty($conf->service->enabled)) {
 				$filtertype = '0';
-			} elseif (empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+			} elseif (empty($conf->product->enabled) && isModEnabled("service")) {
 				$filtertype = '1';
 			}
 		}
@@ -8721,12 +8721,12 @@ class Form
 					'label'=>'LinkToSupplierProposal',
 					'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.ref, '' as ref_supplier, t.total_ht FROM ".$this->db->prefix()."societe as s, ".$this->db->prefix()."supplier_proposal as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$this->db->sanitize($listofidcompanytoscan).') AND t.entity IN ('.getEntity('supplier_proposal').')'),
 				'order_supplier'=>array(
-					'enabled'=>(!empty($conf->supplier_order->enabled) ? $conf->supplier_order->enabled : 0),
+					'enabled'=>(isModEnabled("supplier_order") ? $conf->supplier_order->enabled : 0),
 					'perms'=>1,
 					'label'=>'LinkToSupplierOrder',
 					'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.ref, t.ref_supplier, t.total_ht FROM ".$this->db->prefix()."societe as s, ".$this->db->prefix()."commande_fournisseur as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$this->db->sanitize($listofidcompanytoscan).') AND t.entity IN ('.getEntity('commande_fournisseur').')'),
 				'invoice_supplier'=>array(
-					'enabled'=>(!empty($conf->supplier_invoice->enabled) ? $conf->supplier_invoice->enabled : 0),
+					'enabled'=>(isModEnabled("supplier_invoice") ? $conf->supplier_invoice->enabled : 0),
 					'perms'=>1, 'label'=>'LinkToSupplierInvoice',
 					'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.ref, t.ref_supplier, t.total_ht FROM ".$this->db->prefix()."societe as s, ".$this->db->prefix()."facture_fourn as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$this->db->sanitize($listofidcompanytoscan).') AND t.entity IN ('.getEntity('facture_fourn').')'),
 				'ticket'=>array(
diff --git a/htdocs/core/class/html.formbarcode.class.php b/htdocs/core/class/html.formbarcode.class.php
index 8c3d84dffa4..9b2b9082a53 100644
--- a/htdocs/core/class/html.formbarcode.class.php
+++ b/htdocs/core/class/html.formbarcode.class.php
@@ -80,8 +80,8 @@ class FormBarCode
 		}
 
 		// We check if barcode is already selected by default
-		if (((!empty($conf->product->enabled) || !empty($conf->service->enabled)) && $conf->global->PRODUIT_DEFAULT_BARCODE_TYPE == $code_id) ||
-		(!empty($conf->societe->enabled) && $conf->global->GENBARCODE_BARCODETYPE_THIRDPARTY == $code_id)) {
+		if (((isModEnabled("product") || isModEnabled("service")) && $conf->global->PRODUIT_DEFAULT_BARCODE_TYPE == $code_id) ||
+		(isModEnabled("societe") && $conf->global->GENBARCODE_BARCODETYPE_THIRDPARTY == $code_id)) {
 			$disable = 'disabled';
 		}
 
diff --git a/htdocs/core/class/html.formcompany.class.php b/htdocs/core/class/html.formcompany.class.php
index 2a900ea53a4..915a5083ce8 100644
--- a/htdocs/core/class/html.formcompany.class.php
+++ b/htdocs/core/class/html.formcompany.class.php
@@ -1059,7 +1059,7 @@ class FormCompany extends Form
 			if (empty($conf->global->SOCIETE_DISABLE_CUSTOMERS)) {
 				$out .= '<option value="1,3"'.($selected == '1,3' ? ' selected' : '').'>'.$langs->trans('Customer').'</option>';
 			}
-			if (!empty($conf->fournisseur->enabled)) {
+			if (isModEnabled("fournisseur")) {
 				$out .= '<option value="4"'.($selected == '4' ? ' selected' : '').'>'.$langs->trans('Supplier').'</option>';
 			}
 			$out .= '<option value="0"'.($selected == '0' ? ' selected' : '').'>'.$langs->trans('Other').'</option>';
diff --git a/htdocs/core/class/html.formmargin.class.php b/htdocs/core/class/html.formmargin.class.php
index f39680d1fe3..38ec91ff143 100644
--- a/htdocs/core/class/html.formmargin.class.php
+++ b/htdocs/core/class/html.formmargin.class.php
@@ -254,7 +254,7 @@ class FormMargin
 			}
 			print '</tr>';
 
-			if (!empty($conf->product->enabled)) {
+			if (isModEnabled("product")) {
 				//if ($marginInfo['margin_on_products'] != 0 && $marginInfo['margin_on_services'] != 0) {
 				print '<tr class="oddeven">';
 				print '<td>' . $langs->trans('MarginOnProducts') . '</td>';
@@ -270,7 +270,7 @@ class FormMargin
 				print '</tr>';
 			}
 
-			if (!empty($conf->service->enabled)) {
+			if (isModEnabled("service")) {
 				print '<tr class="oddeven">';
 				print '<td>' . $langs->trans('MarginOnServices') . '</td>';
 				print '<td class="right">' . price($marginInfo['pv_services']) . '</td>';
@@ -285,7 +285,7 @@ class FormMargin
 				print '</tr>';
 			}
 
-			if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+			if (isModEnabled("product") && isModEnabled("service")) {
 				print '<tr class="liste_total">';
 				print '<td>' . $langs->trans('TotalMargin') . '</td>';
 				print '<td class="right">' . price($marginInfo['pv_total']) . '</td>';
diff --git a/htdocs/core/class/html.formsetup.class.php b/htdocs/core/class/html.formsetup.class.php
index 87fc937429c..c2183653686 100644
--- a/htdocs/core/class/html.formsetup.class.php
+++ b/htdocs/core/class/html.formsetup.class.php
@@ -851,7 +851,7 @@ class FormSetupItem
 		} elseif ($this->type == 'securekey') {
 			$out.= $this->generateInputFieldSecureKey();
 		} elseif ($this->type == 'product') {
-			if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+			if (isModEnabled("product") || isModEnabled("service")) {
 				$selected = (empty($this->fieldValue) ? '' : $this->fieldValue);
 				$out.= $this->form->select_produits($selected, $this->confKey, '', 0, 0, 1, 2, '', 0, array(), 0, '1', 0, $this->cssClass, 0, '', null, 1);
 			}
diff --git a/htdocs/core/class/html.formticket.class.php b/htdocs/core/class/html.formticket.class.php
index 68cb3d1af84..83071830ae7 100644
--- a/htdocs/core/class/html.formticket.class.php
+++ b/htdocs/core/class/html.formticket.class.php
@@ -1259,7 +1259,7 @@ class FormTicket
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 			$newlang = $this->param['langsmodels'];
 		}
 		if (!empty($newlang)) {
@@ -1306,7 +1306,7 @@ class FormTicket
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 			$newlang = $this->param['langsmodels'];
 		}
 		if (!empty($newlang)) {
diff --git a/htdocs/core/lib/company.lib.php b/htdocs/core/lib/company.lib.php
index 908dacb870c..6ba3ca18094 100644
--- a/htdocs/core/lib/company.lib.php
+++ b/htdocs/core/lib/company.lib.php
@@ -128,7 +128,7 @@ function societe_prepare_head(Societe $object)
 		}
 	}
 	$supplier_module_enabled = 0;
-	if ((isModEnabled('fournisseur') && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_proposal->enabled) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+	if ((isModEnabled('fournisseur') && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_proposal->enabled) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 		$supplier_module_enabled = 1;
 	}
 	if ($supplier_module_enabled == 1 && $object->fournisseur && !empty($user->rights->fournisseur->lire)) {
@@ -179,7 +179,7 @@ function societe_prepare_head(Societe $object)
 	}
 
 	// Related items
-	if ((isModEnabled('commande') || isModEnabled('propal') || isModEnabled('facture') || isModEnabled('ficheinter') || (isModEnabled('fournisseur') && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))
+	if ((isModEnabled('commande') || isModEnabled('propal') || isModEnabled('facture') || isModEnabled('ficheinter') || (isModEnabled('fournisseur') && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))
 		&& empty($conf->global->THIRDPARTIES_DISABLE_RELATED_OBJECT_TAB)) {
 		$head[$h][0] = DOL_URL_ROOT.'/societe/consumption.php?socid='.$object->id;
 		$head[$h][1] = $langs->trans("Referers");
diff --git a/htdocs/core/lib/contact.lib.php b/htdocs/core/lib/contact.lib.php
index b63e7b025c7..ad9c47f4c48 100644
--- a/htdocs/core/lib/contact.lib.php
+++ b/htdocs/core/lib/contact.lib.php
@@ -92,7 +92,7 @@ function contact_prepare_head(Contact $object)
 	}
 
 	// Related items
-	if (!empty($conf->commande->enabled) || !empty($conf->propal->enabled) || isModEnabled('facture') || !empty($conf->ficheinter->enabled) || (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+	if (!empty($conf->commande->enabled) || isModEnabled("propal") || isModEnabled('facture') || !empty($conf->ficheinter->enabled) || (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 		$head[$tab][0] = DOL_URL_ROOT.'/contact/consumption.php?id='.$object->id;
 		$head[$tab][1] = $langs->trans("Referers");
 		$head[$tab][2] = 'consumption';
diff --git a/htdocs/core/lib/expedition.lib.php b/htdocs/core/lib/expedition.lib.php
index 99118197174..b9eb90d7f9f 100644
--- a/htdocs/core/lib/expedition.lib.php
+++ b/htdocs/core/lib/expedition.lib.php
@@ -35,7 +35,7 @@
 function expedition_prepare_head(Expedition $object)
 {
 	global $langs, $conf, $user;
-	if (!empty($conf->expedition->enabled)) {
+	if (isModEnabled("expedition")) {
 		$langs->load("sendings");
 	}
 	$langs->load("orders");
diff --git a/htdocs/core/lib/files.lib.php b/htdocs/core/lib/files.lib.php
index cd4ff50044e..d306990daaa 100644
--- a/htdocs/core/lib/files.lib.php
+++ b/htdocs/core/lib/files.lib.php
@@ -318,7 +318,7 @@ function completeFileArrayWithDatabaseInfo(&$filearray, $relativedir)
 	if ($modulepart == 'produit' && !empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO)) {
 		global $object;
 		if (!empty($object->id)) {
-			if (!empty($conf->product->enabled)) {
+			if (isModEnabled("product")) {
 				$upload_dirold = $conf->product->multidir_output[$object->entity].'/'.substr(substr("000".$object->id, -2), 1, 1).'/'.substr(substr("000".$object->id, -2), 0, 1).'/'.$object->id."/photos";
 			} else {
 				$upload_dirold = $conf->service->multidir_output[$object->entity].'/'.substr(substr("000".$object->id, -2), 1, 1).'/'.substr(substr("000".$object->id, -2), 0, 1).'/'.$object->id."/photos";
@@ -2921,9 +2921,9 @@ function dol_check_secure_access_document($modulepart, $original_file, $entity,
 		if (($fuser->rights->produit->{$lire} || $fuser->rights->service->{$lire}) || preg_match('/^specimen/i', $original_file)) {
 			$accessallowed = 1;
 		}
-		if (!empty($conf->product->enabled)) {
+		if (isModEnabled("product")) {
 			$original_file = $conf->product->multidir_output[$entity].'/'.$original_file;
-		} elseif (!empty($conf->service->enabled)) {
+		} elseif (isModEnabled("service")) {
 			$original_file = $conf->service->multidir_output[$entity].'/'.$original_file;
 		}
 	} elseif ($modulepart == 'product_batch' || $modulepart == 'produitlot') {
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index bddb4e665d3..1c619028b0b 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -7347,7 +7347,7 @@ function getCommonSubstitutionArray($outputlangs, $onlykey = 0, $exclude = null,
 			$substitutionarray['__NOTE_PRIVATE__'] = '__NOTE_PRIVATE__';
 			$substitutionarray['__EXTRAFIELD_XXX__'] = '__EXTRAFIELD_XXX__';
 
-			if (!empty($conf->societe->enabled)) {	// Most objects are concerned
+			if (isModEnabled("societe")) {	// Most objects are concerned
 				$substitutionarray['__THIRDPARTY_ID__'] = '__THIRDPARTY_ID__';
 				$substitutionarray['__THIRDPARTY_NAME__'] = '__THIRDPARTY_NAME__';
 				$substitutionarray['__THIRDPARTY_NAME_ALIAS__'] = '__THIRDPARTY_NAME_ALIAS__';
@@ -7409,7 +7409,7 @@ function getCommonSubstitutionArray($outputlangs, $onlykey = 0, $exclude = null,
 				$substitutionarray['__CONTRACT_LOWEST_EXPIRATION_DATE__'] = 'Lowest data for planned expiration of service';
 				$substitutionarray['__CONTRACT_LOWEST_EXPIRATION_DATETIME__'] = 'Lowest date and hour for planned expiration of service';
 			}
-			if (!empty($conf->propal->enabled) && (!is_object($object) || $object->element == 'propal')) {
+			if (isModEnabled("propal") && (!is_object($object) || $object->element == 'propal')) {
 				$substitutionarray['__ONLINE_SIGN_URL__'] = 'ToOfferALinkForOnlineSignature';
 			}
 			$substitutionarray['__ONLINE_PAYMENT_URL__'] = 'UrlToPayOnlineIfApplicable';
@@ -7426,11 +7426,11 @@ function getCommonSubstitutionArray($outputlangs, $onlykey = 0, $exclude = null,
 			$substitutionarray['__DIRECTDOWNLOAD_URL_CONTRACT__'] = 'Direct download url of a contract';
 			$substitutionarray['__DIRECTDOWNLOAD_URL_SUPPLIER_PROPOSAL__'] = 'Direct download url of a supplier proposal';
 
-			if (!empty($conf->expedition->enabled) && (!is_object($object) || $object->element == 'shipping')) {
+			if (isModEnabled("expedition") && (!is_object($object) || $object->element == 'shipping')) {
 				$substitutionarray['__SHIPPINGTRACKNUM__'] = 'Shipping tracking number';
 				$substitutionarray['__SHIPPINGTRACKNUMURL__'] = 'Shipping tracking url';
 			}
-			if (!empty($conf->reception->enabled) && (!is_object($object) || $object->element == 'reception')) {
+			if (isModEnabled("reception") && (!is_object($object) || $object->element == 'reception')) {
 				$substitutionarray['__RECEPTIONTRACKNUM__'] = 'Shippin tracking number of shipment';
 				$substitutionarray['__RECEPTIONTRACKNUMURL__'] = 'Shipping tracking url';
 			}
diff --git a/htdocs/core/lib/invoice.lib.php b/htdocs/core/lib/invoice.lib.php
index 52daea0f150..9e60f20fd25 100644
--- a/htdocs/core/lib/invoice.lib.php
+++ b/htdocs/core/lib/invoice.lib.php
@@ -1072,7 +1072,7 @@ function getPurchaseInvoiceUnpaidOpenTable($maxCount = 500, $socid = 0)
 
 	$result = '';
 
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (!empty($conf->supplier_invoice->enabled) && $user->rights->supplier_invoice->lire)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (isModEnabled("supplier_invoice") && $user->rights->supplier_invoice->lire)) {
 		$facstatic = new FactureFournisseur($db);
 
 		$sql = "SELECT ff.rowid, ff.ref, ff.fk_statut as status, ff.type, ff.libelle as label, ff.total_ht, ff.total_tva, ff.total_ttc, ff.paye";
diff --git a/htdocs/core/lib/ldap.lib.php b/htdocs/core/lib/ldap.lib.php
index 56a8bcc4285..7e173bd269e 100644
--- a/htdocs/core/lib/ldap.lib.php
+++ b/htdocs/core/lib/ldap.lib.php
@@ -57,7 +57,7 @@ function ldap_prepare_head()
 		$h++;
 	}
 
-	if (!empty($conf->societe->enabled) && !empty($conf->global->LDAP_CONTACT_ACTIVE)) {
+	if (isModEnabled("societe") && !empty($conf->global->LDAP_CONTACT_ACTIVE)) {
 		$head[$h][0] = DOL_URL_ROOT."/admin/ldap_contacts.php";
 		$head[$h][1] = $langs->trans("LDAPContactsSynchro");
 		$head[$h][2] = 'contacts';
diff --git a/htdocs/core/lib/order.lib.php b/htdocs/core/lib/order.lib.php
index bde894940de..9a5e9ae56a5 100644
--- a/htdocs/core/lib/order.lib.php
+++ b/htdocs/core/lib/order.lib.php
@@ -34,7 +34,7 @@
 function commande_prepare_head(Commande $object)
 {
 	global $db, $langs, $conf, $user;
-	if (!empty($conf->expedition->enabled)) {
+	if (isModEnabled("expedition")) {
 		$langs->load("sendings");
 	}
 	$langs->load("orders");
diff --git a/htdocs/core/lib/pdf.lib.php b/htdocs/core/lib/pdf.lib.php
index be89f4700b8..228ca7d4b76 100644
--- a/htdocs/core/lib/pdf.lib.php
+++ b/htdocs/core/lib/pdf.lib.php
@@ -61,7 +61,7 @@ function pdf_admin_prepare_head()
 	// $this->tabs = array('entity:-tabname:Title:@mymodule:/mymodule/mypage.php?id=__ID__');   to remove a tab
 	complete_head_from_modules($conf, $langs, null, $head, $h, 'pdf_admin');
 
-	if (!empty($conf->propal->enabled)) {
+	if (isModEnabled("propal")) {
 		$head[$h][0] = DOL_URL_ROOT.'/admin/pdf_other.php';
 		$head[$h][1] = $langs->trans("Other");
 		$head[$h][2] = 'other';
diff --git a/htdocs/core/lib/product.lib.php b/htdocs/core/lib/product.lib.php
index 7b3d1e4637f..3a64ebb095a 100644
--- a/htdocs/core/lib/product.lib.php
+++ b/htdocs/core/lib/product.lib.php
@@ -58,7 +58,7 @@ function product_prepare_head($object)
 	}
 
 	if (!empty($object->status_buy) || (!empty($conf->margin->enabled) && !empty($object->status))) {   // If margin is on and product on sell, we may need the cost price even if product os not on purchase
-		if ((((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $user->rights->fournisseur->lire)
+		if ((((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $user->rights->fournisseur->lire)
 		|| (!empty($conf->margin->enabled) && $user->rights->margin->liretous)
 		) {
 			$head[$h][0] = DOL_URL_ROOT."/product/fournisseurs.php?id=".$object->id;
@@ -171,18 +171,18 @@ function product_prepare_head($object)
 	// Attachments
 	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 	require_once DOL_DOCUMENT_ROOT.'/core/class/link.class.php';
-	if (!empty($conf->product->enabled) && ($object->type == Product::TYPE_PRODUCT)) {
+	if (isModEnabled("product") && ($object->type == Product::TYPE_PRODUCT)) {
 		$upload_dir = $conf->product->multidir_output[$object->entity].'/'.dol_sanitizeFileName($object->ref);
 	}
-	if (!empty($conf->service->enabled) && ($object->type == Product::TYPE_SERVICE)) {
+	if (isModEnabled("service") && ($object->type == Product::TYPE_SERVICE)) {
 		$upload_dir = $conf->service->multidir_output[$object->entity].'/'.dol_sanitizeFileName($object->ref);
 	}
 	$nbFiles = count(dol_dir_list($upload_dir, 'files', 0, '', '(\.meta|_preview.*\.png)$'));
 	if (!empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO)) {
-		if (!empty($conf->product->enabled) && ($object->type == Product::TYPE_PRODUCT)) {
+		if (isModEnabled("product") && ($object->type == Product::TYPE_PRODUCT)) {
 			$upload_dir = $conf->product->multidir_output[$object->entity].'/'.get_exdir($object->id, 2, 0, 0, $object, 'product').$object->id.'/photos';
 		}
-		if (!empty($conf->service->enabled) && ($object->type == Product::TYPE_SERVICE)) {
+		if (isModEnabled("service") && ($object->type == Product::TYPE_SERVICE)) {
 			$upload_dir = $conf->service->multidir_output[$object->entity].'/'.get_exdir($object->id, 2, 0, 0, $object, 'product').$object->id.'/photos';
 		}
 		$nbFiles += count(dol_dir_list($upload_dir, 'files', 0, '', '(\.meta|_preview.*\.png)$'));
@@ -374,7 +374,7 @@ function show_stats_for_company($product, $socid)
 	print '</tr>';
 
 	// Customer proposals
-	if (!empty($conf->propal->enabled) && $user->rights->propale->lire) {
+	if (isModEnabled("propal") && $user->rights->propale->lire) {
 		$nblines++;
 		$ret = $product->load_stats_propale($socid);
 		if ($ret < 0) {
@@ -431,7 +431,7 @@ function show_stats_for_company($product, $socid)
 		print '</tr>';
 	}
 	// Supplier orders
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (!empty($conf->supplier_order->enabled) && $user->rights->supplier_order->lire)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (isModEnabled("supplier_order") && $user->rights->supplier_order->lire)) {
 		$nblines++;
 		$ret = $product->load_stats_commande_fournisseur($socid);
 		if ($ret < 0) {
@@ -469,7 +469,7 @@ function show_stats_for_company($product, $socid)
 		print '</tr>';
 	}
 	// Customer template invoices
-	if (!empty($conf->facture->enabled) && $user->rights->facture->lire) {
+	if (isModEnabled("facture") && $user->rights->facture->lire) {
 		$nblines++;
 		$ret = $product->load_stats_facturerec($socid);
 		if ($ret < 0) {
@@ -488,7 +488,7 @@ function show_stats_for_company($product, $socid)
 		print '</tr>';
 	}
 	// Supplier invoices
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (!empty($conf->supplier_invoice->enabled) && $user->rights->supplier_invoice->lire)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (isModEnabled("supplier_invoice") && $user->rights->supplier_invoice->lire)) {
 		$nblines++;
 		$ret = $product->load_stats_facture_fournisseur($socid);
 		if ($ret < 0) {
diff --git a/htdocs/core/lib/project.lib.php b/htdocs/core/lib/project.lib.php
index 776d0f0776f..8e514a505bf 100644
--- a/htdocs/core/lib/project.lib.php
+++ b/htdocs/core/lib/project.lib.php
@@ -124,8 +124,8 @@ function project_prepare_head(Project $project, $moreparam = '')
 		$h++;
 	}
 
-	if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))
-		|| !empty($conf->propal->enabled) || !empty($conf->commande->enabled)
+	if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))
+		|| isModEnabled("propal") || !empty($conf->commande->enabled)
 		|| isModEnabled('facture') || !empty($conf->contrat->enabled)
 		|| !empty($conf->ficheinter->enabled) || !empty($conf->agenda->enabled) || !empty($conf->deplacement->enabled) || !empty($conf->stock->enabled)) {
 		$nbElements = 0;
@@ -138,7 +138,7 @@ function project_prepare_head(Project $project, $moreparam = '')
 			if (!empty($conf->stock->enabled)) {
 				$nbElements += $project->getElementCount('stock', 'entrepot', 'fk_project');
 			}
-			if (!empty($conf->propal->enabled)) {
+			if (isModEnabled("propal")) {
 				$nbElements += $project->getElementCount('propal', 'propal');
 			}
 			if (!empty($conf->commande->enabled)) {
@@ -153,10 +153,10 @@ function project_prepare_head(Project $project, $moreparam = '')
 			if (!empty($conf->supplier_proposal->enabled)) {
 				$nbElements += $project->getElementCount('proposal_supplier', 'supplier_proposal');
 			}
-			if (!empty($conf->supplier_order->enabled)) {
+			if (isModEnabled("supplier_order")) {
 				$nbElements += $project->getElementCount('order_supplier', 'commande_fournisseur');
 			}
-			if (!empty($conf->supplier_invoice->enabled)) {
+			if (isModEnabled("supplier_invoice")) {
 				$nbElements += $project->getElementCount('invoice_supplier', 'facture_fourn');
 			}
 			if (!empty($conf->contrat->enabled)) {
@@ -165,7 +165,7 @@ function project_prepare_head(Project $project, $moreparam = '')
 			if (!empty($conf->ficheinter->enabled)) {
 				$nbElements += $project->getElementCount('intervention', 'fichinter');
 			}
-			if (!empty($conf->expedition->enabled)) {
+			if (isModEnabled("expedition")) {
 				$nbElements += $project->getElementCount('shipping', 'expedition');
 			}
 			if (!empty($conf->mrp->enabled)) {
@@ -195,7 +195,7 @@ function project_prepare_head(Project $project, $moreparam = '')
 			if (!empty($conf->salaries->enabled)) {
 				$nbElements += $project->getElementCount('salaries', 'payment_salary');
 			}
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				$nbElements += $project->getElementCount('variouspayment', 'payment_various');
 			}
 			dol_setcache($cachekey, $nbElements, 120);	// If setting cache fails, this is not a problem, so we do not test result.
diff --git a/htdocs/core/lib/propal.lib.php b/htdocs/core/lib/propal.lib.php
index c5d2a647a57..71391f2e499 100644
--- a/htdocs/core/lib/propal.lib.php
+++ b/htdocs/core/lib/propal.lib.php
@@ -42,8 +42,8 @@ function propal_prepare_head($object)
 	$head[$h][2] = 'comm';
 	$h++;
 
-	if ((empty($conf->commande->enabled) && ((!empty($conf->expedition->enabled) && !empty($conf->expedition_bon->enabled) && $user->rights->expedition->lire)
-		|| (!empty($conf->expedition->enabled) && !empty($conf->delivery_note->enabled) && $user->rights->expedition->delivery->lire)))) {
+	if ((empty($conf->commande->enabled) && ((isModEnabled("expedition") && !empty($conf->expedition_bon->enabled) && $user->rights->expedition->lire)
+		|| (isModEnabled("expedition") && !empty($conf->delivery_note->enabled) && $user->rights->expedition->delivery->lire)))) {
 		$langs->load("sendings");
 		$text = '';
 		$head[$h][0] = DOL_URL_ROOT.'/expedition/propal.php?id='.$object->id;
diff --git a/htdocs/core/lib/security.lib.php b/htdocs/core/lib/security.lib.php
index 13361392396..bc0dd522d1b 100644
--- a/htdocs/core/lib/security.lib.php
+++ b/htdocs/core/lib/security.lib.php
@@ -91,6 +91,21 @@ function dol_decode($chain, $key = '1')
 	return $chain;
 }
 
+/**
+ * Return a string of random bytes (hexa string) with length = $length fro cryptographic purposes.
+ *
+ * @param 	int			$length		Length of random string
+ * @return	string					Random string
+ */
+function dolGetRandomBytes($length)
+{
+	if (function_exists('random_bytes')) {	// Available with PHP 7 only.
+		return bin2hex(random_bytes((int) floor($length / 2)));	// the bin2hex will double the number of bytes so we take length / 2
+	}
+
+	return bin2hex(openssl_random_pseudo_bytes((int) floor($length / 2)));		// the bin2hex will double the number of bytes so we take length / 2. May be very slow on Windows.
+}
+
 /**
  *	Encode a string with a symetric encryption. Used to encrypt sensitive data into database.
  *  Note: If a backup is restored onto another instance with a different $dolibarr_main_instance_unique_id, then decoded value will differ.
@@ -121,11 +136,20 @@ function dolEncrypt($chain, $key = '', $ciphering = "AES-256-CTR")
 
 	$newchain = $chain;
 
-	if (!function_exists('openssl_encrypt')) {
-		return $chain;
+	if (function_exists('openssl_encrypt')) {
+		$ivlen = 16;
+		if (function_exists('openssl_cipher_iv_length')) {
+			$ivlen = openssl_cipher_iv_length($ciphering);
+		}
+		if ($ivlen === false || $ivlen < 1 || $ivlen > 32) {
+			$ivlen = 16;
+		}
+		$ivseed = dolGetRandomBytes($ivlen);
+
+		$newchain = openssl_encrypt($chain, $ciphering, $key, null, $ivseed);
+		return 'dolcrypt:'.$ciphering.':'.$ivseed.':'.$newchain;
 	} else {
-		$newchain = openssl_encrypt($chain, $ciphering, $key);
-		return 'dolcrypt:'.$ciphering.':'.$newchain;
+		return $chain;
 	}
 }
 
@@ -154,7 +178,12 @@ function dolDecrypt($chain, $key = '')
 	if (preg_match('/^dolcrypt:([^:]+):(.+)$/', $chain, $reg)) {
 		$ciphering = $reg[1];
 		if (function_exists('openssl_decrypt')) {
-			$newchain = openssl_decrypt($reg[2], $ciphering, $key);
+			$tmpexplode = explode(':', $reg[2]);
+			if (!empty($tmpexplode[1]) && is_string($tmpexplode[0])) {
+				$newchain = openssl_decrypt($tmpexplode[1], $ciphering, $key, null, $tmpexplode[0]);
+			} else {
+				$newchain = openssl_decrypt($tmpexplode[0], $ciphering, $key, null, null);
+			}
 		} else {
 			$newchain = 'Error function openssl_decrypt() not available';
 		}
@@ -802,7 +831,7 @@ function checkUserAccessToObject($user, array $featuresarray, $object = 0, $tabl
 				if ($user->socid != $objectid) {
 					return false;
 				}
-			} elseif (!empty($conf->societe->enabled) && ($user->rights->societe->lire && empty($user->rights->societe->client->voir))) {
+			} elseif (isModEnabled("societe") && ($user->rights->societe->lire && empty($user->rights->societe->client->voir))) {
 				// If internal user: Check permission for internal users that are restricted on their objects
 				$sql = "SELECT COUNT(sc.fk_soc) as nb";
 				$sql .= " FROM (".MAIN_DB_PREFIX."societe_commerciaux as sc";
@@ -828,7 +857,7 @@ function checkUserAccessToObject($user, array $featuresarray, $object = 0, $tabl
 				$sql .= " FROM ".MAIN_DB_PREFIX.$dbtablename." as dbt";
 				$sql .= " WHERE dbt.".$dbt_select." IN (".$db->sanitize($objectid, 1).")";
 				$sql .= " AND dbt.fk_soc = ".((int) $user->socid);
-			} elseif (!empty($conf->societe->enabled) && ($user->rights->societe->lire && empty($user->rights->societe->client->voir))) {
+			} elseif (isModEnabled("societe") && ($user->rights->societe->lire && empty($user->rights->societe->client->voir))) {
 				// If internal user: Check permission for internal users that are restricted on their objects
 				$sql = "SELECT COUNT(dbt.".$dbt_select.") as nb";
 				$sql .= " FROM ".MAIN_DB_PREFIX.$dbtablename." as dbt";
@@ -900,7 +929,7 @@ function checkUserAccessToObject($user, array $featuresarray, $object = 0, $tabl
 				$sql .= " FROM ".MAIN_DB_PREFIX.$dbtablename." as dbt";
 				$sql .= " WHERE dbt.rowid IN (".$db->sanitize($objectid, 1).")";
 				$sql .= " AND dbt.".$dbt_keyfield." = ".((int) $user->socid);
-			} elseif (!empty($conf->societe->enabled) && empty($user->rights->societe->client->voir)) {
+			} elseif (isModEnabled("societe") && empty($user->rights->societe->client->voir)) {
 				// If internal user: Check permission for internal users that are restricted on their objects
 				if ($feature != 'ticket') {
 					if (empty($dbt_keyfield)) {
diff --git a/htdocs/core/menus/init_menu_auguria.sql b/htdocs/core/menus/init_menu_auguria.sql
index 96625dd1f95..0580c6c8cc0 100644
--- a/htdocs/core/menus/init_menu_auguria.sql
+++ b/htdocs/core/menus/init_menu_auguria.sql
@@ -12,7 +12,7 @@ delete from llx_menu where menu_handler=__HANDLER__ and entity=__ENTITY__;
 -- Top-Menu
 -- old:              (module, enabled, rowid, ...)
 insert into llx_menu (rowid, module, enabled, menu_handler, type, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values (  1__+MAX_llx_menu__, '', '1',  __HANDLER__, 'top', 'home', '', 0, '/index.php?mainmenu=home&amp;leftmenu=', 'Home', -1, '', '', '', 2, 10, __ENTITY__);
-insert into llx_menu (rowid, module, enabled, menu_handler, type, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values (  2__+MAX_llx_menu__, 'societe|fournisseur|supplier_order|supplier_invoice', '($conf->societe->enabled && (empty($conf->global->SOCIETE_DISABLE_PROSPECTS) || empty($conf->global->SOCIETE_DISABLE_CUSTOMERS) || !empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || $conf->supplier_order->enabled || $conf->supplier_invoice->enabled))', __HANDLER__, 'top', 'companies',   '', 0, '/societe/index.php?mainmenu=companies&amp;leftmenu=', 'ThirdParties', -1, 'companies', '$user->rights->societe->lire || $user->rights->societe->contact->lire', '', 2, 20, __ENTITY__);
+insert into llx_menu (rowid, module, enabled, menu_handler, type, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values (  2__+MAX_llx_menu__, 'societe|fournisseur|supplier_order|supplier_invoice', '($conf->societe->enabled && (empty($conf->global->SOCIETE_DISABLE_PROSPECTS) || empty($conf->global->SOCIETE_DISABLE_CUSTOMERS) || isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || $conf->supplier_order->enabled || $conf->supplier_invoice->enabled))', __HANDLER__, 'top', 'companies',   '', 0, '/societe/index.php?mainmenu=companies&amp;leftmenu=', 'ThirdParties', -1, 'companies', '$user->rights->societe->lire || $user->rights->societe->contact->lire', '', 2, 20, __ENTITY__);
 insert into llx_menu (rowid, module, enabled, menu_handler, type, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values (  3__+MAX_llx_menu__, 'product|service', '$conf->product->enabled || $conf->service->enabled', __HANDLER__, 'top', 'products',    '', 0, '/product/index.php?mainmenu=products&amp;leftmenu=', 'ProductsPipeServices', -1, 'products', '$user->rights->produit->lire||$user->rights->service->lire', '', 0, 30, __ENTITY__);
 insert into llx_menu (rowid, module, enabled, menu_handler, type, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ( 16__+MAX_llx_menu__, 'bom|mrp', '$conf->bom->enabled || $conf->mrp->enabled', __HANDLER__, 'top', 'mrp',    '', 0, '/mrp/index.php?mainmenu=mrp&amp;leftmenu=', 'MRP', -1, 'mrp', '$user->rights->bom->read||$user->rights->mrp->read', '', 0, 31, __ENTITY__);
 insert into llx_menu (rowid, module, enabled, menu_handler, type, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values (  7__+MAX_llx_menu__, 'projet', '$conf->project->enabled', __HANDLER__, 'top', 'project',     '', 0, '/projet/index.php?mainmenu=project&amp;leftmenu=', 'Projects', -1, 'projects', '$user->rights->projet->lire', '', 2, 32, __ENTITY__);
@@ -86,8 +86,8 @@ insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, left
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 500__+MAX_llx_menu__, 'companies', 'thirdparties', 2__+MAX_llx_menu__, '/societe/index.php?mainmenu=companies&amp;leftmenu=thirdparties', 'ThirdParty', 0, 'companies', '$user->rights->societe->lire', '', 2, 0, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 501__+MAX_llx_menu__, 'companies', '', 500__+MAX_llx_menu__, '/societe/card.php?mainmenu=companies&amp;action=create', 'MenuNewThirdParty', 1, 'companies', '$user->rights->societe->creer', '', 2, 0, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 502__+MAX_llx_menu__, 'companies', '', 500__+MAX_llx_menu__, '/societe/list.php?mainmenu=companies&amp;leftmenu=thirdparties', 'List', 1, 'companies', '$user->rights->societe->lire', '', 2, 0, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))', __HANDLER__, 'left', 503__+MAX_llx_menu__, 'companies', '', 500__+MAX_llx_menu__, '/societe/list.php?mainmenu=companies&amp;type=f&leftmenu=suppliers', 'ListSuppliersShort', 1, 'suppliers', '$user->rights->societe->lire && $user->rights->fournisseur->lire', '', 2, 5, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))', __HANDLER__, 'left', 504__+MAX_llx_menu__, 'companies', '', 503__+MAX_llx_menu__, '/societe/card.php?mainmenu=companies&amp;leftmenu=supplier&amp;action=create&amp;type=f', 'NewSupplier', 2, 'suppliers', '$user->rights->societe->creer', '', 2, 0, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))', __HANDLER__, 'left', 503__+MAX_llx_menu__, 'companies', '', 500__+MAX_llx_menu__, '/societe/list.php?mainmenu=companies&amp;type=f&leftmenu=suppliers', 'ListSuppliersShort', 1, 'suppliers', '$user->rights->societe->lire && $user->rights->fournisseur->lire', '', 2, 5, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))', __HANDLER__, 'left', 504__+MAX_llx_menu__, 'companies', '', 503__+MAX_llx_menu__, '/societe/card.php?mainmenu=companies&amp;leftmenu=supplier&amp;action=create&amp;type=f', 'NewSupplier', 2, 'suppliers', '$user->rights->societe->creer', '', 2, 0, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 506__+MAX_llx_menu__, 'companies', '', 500__+MAX_llx_menu__, '/societe/list.php?mainmenu=companies&amp;type=p&leftmenu=prospects', 'ListProspectsShort', 1, 'companies', '$user->rights->societe->lire', '', 2, 3, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 507__+MAX_llx_menu__, 'companies', '', 506__+MAX_llx_menu__, '/societe/card.php?mainmenu=companies&amp;leftmenu=prospects&amp;action=create&amp;type=p', 'MenuNewProspect', 2, 'companies', '$user->rights->societe->creer', '', 2, 0, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 509__+MAX_llx_menu__, 'companies', '', 500__+MAX_llx_menu__, '/societe/list.php?mainmenu=companies&amp;type=c&leftmenu=customers', 'ListCustomersShort', 1, 'companies', '$user->rights->societe->lire', '', 2, 4, __ENTITY__);
@@ -99,7 +99,7 @@ insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, left
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 602__+MAX_llx_menu__, 'companies', '', 600__+MAX_llx_menu__, '/contact/list.php?mainmenu=companies&amp;leftmenu=contacts', 'List', 1, 'companies', '$user->rights->societe->lire', '', 2, 1, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 604__+MAX_llx_menu__, 'companies', '', 602__+MAX_llx_menu__, '/contact/list.php?mainmenu=companies&amp;leftmenu=contacts&amp;type=p', 'ThirdPartyProspects', 2, 'companies', '$user->rights->societe->contact->lire', '', 2, 1, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 605__+MAX_llx_menu__, 'companies', '', 602__+MAX_llx_menu__, '/contact/list.php?mainmenu=companies&amp;leftmenu=contacts&amp;type=c', 'ThirdPartyCustomers', 2, 'companies', '$user->rights->societe->contact->lire', '', 2, 2, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))', __HANDLER__, 'left', 606__+MAX_llx_menu__, 'companies', '', 602__+MAX_llx_menu__, '/contact/list.php?mainmenu=companies&amp;leftmenu=contacts&amp;type=f', 'ThirdPartySuppliers', 2, 'companies', '$user->rights->societe->contact->lire', '', 2, 3, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))', __HANDLER__, 'left', 606__+MAX_llx_menu__, 'companies', '', 602__+MAX_llx_menu__, '/contact/list.php?mainmenu=companies&amp;leftmenu=contacts&amp;type=f', 'ThirdPartySuppliers', 2, 'companies', '$user->rights->societe->contact->lire', '', 2, 3, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled', __HANDLER__, 'left', 607__+MAX_llx_menu__, 'companies', '', 602__+MAX_llx_menu__, '/contact/list.php?mainmenu=companies&amp;leftmenu=contacts&amp;type=o', 'Others', 2, 'companies', '$user->rights->societe->contact->lire', '', 2, 4, __ENTITY__);
 
 -- Third parties - Category customer
@@ -107,8 +107,8 @@ insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, left
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled && $conf->categorie->enabled', __HANDLER__, 'left', 651__+MAX_llx_menu__, 'companies', '', 650__+MAX_llx_menu__, '/categories/card.php?mainmenu=companies&amp;action=create&amp;type=1', 'NewCategory', 1, 'categories', '$user->rights->categorie->creer', '', 2, 0, __ENTITY__);
 
 -- Third parties - Category supplier
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '(!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $conf->categorie->enabled', __HANDLER__, 'left', 660__+MAX_llx_menu__, 'companies', 'cat', 2__+MAX_llx_menu__, '/categories/index.php?mainmenu=companies&amp;leftmenu=cat&amp;type=2', 'CustomersProspectsCategoriesShort', 0, 'categories', '$user->rights->categorie->lire', '', 2, 4, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '(!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $conf->categorie->enabled', __HANDLER__, 'left', 661__+MAX_llx_menu__, 'companies', '', 660__+MAX_llx_menu__, '/categories/card.php?mainmenu=companies&amp;action=create&amp;type=2', 'NewCategory', 1, 'categories', '$user->rights->categorie->creer', '', 2, 0, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '(isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $conf->categorie->enabled', __HANDLER__, 'left', 660__+MAX_llx_menu__, 'companies', 'cat', 2__+MAX_llx_menu__, '/categories/index.php?mainmenu=companies&amp;leftmenu=cat&amp;type=2', 'CustomersProspectsCategoriesShort', 0, 'categories', '$user->rights->categorie->lire', '', 2, 4, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '(isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $conf->categorie->enabled', __HANDLER__, 'left', 661__+MAX_llx_menu__, 'companies', '', 660__+MAX_llx_menu__, '/categories/card.php?mainmenu=companies&amp;action=create&amp;type=2', 'NewCategory', 1, 'categories', '$user->rights->categorie->creer', '', 2, 0, __ENTITY__);
 
 -- Third parties - Category contact
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->societe->enabled && $conf->categorie->enabled', __HANDLER__, 'left', 670__+MAX_llx_menu__, 'companies', 'cat', 2__+MAX_llx_menu__, '/categories/index.php?mainmenu=companies&amp;leftmenu=cat&amp;type=4', 'ContactCategoriesShort', 0, 'categories', '$user->rights->categorie->lire', '', 2, 3, __ENTITY__);
@@ -257,7 +257,7 @@ insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, left
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->tax->enabled && $leftmenu=="tax_social"', __HANDLER__, 'left', 2251__+MAX_llx_menu__, 'billing', '', 2250__+MAX_llx_menu__, '/compta/sociales/card.php?mainmenu=billing&amp;leftmenu=tax_social&amp;action=create', 'MenuNewSocialContribution', 2, '', '$user->rights->tax->charges->creer', '', 0, 2, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->tax->enabled && $leftmenu=="tax_social"', __HANDLER__, 'left', 2252__+MAX_llx_menu__, 'billing', '', 2250__+MAX_llx_menu__, '/compta/sociales/payments.php?mainmenu=billing&amp;leftmenu=tax_social', 'Payments', 2, '', '$user->rights->tax->charges->lire', '', 0, 3, __ENTITY__);
 
--- VAT/TVA/IVA 
+-- VAT/TVA/IVA
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->tax->enabled && empty($conf->global->TAX_DISABLE_VAT_MENUS)', __HANDLER__, 'left', 2300__+MAX_llx_menu__, 'billing', 'tax_vat', 2200__+MAX_llx_menu__, '/compta/tva/list.php?mainmenu=billing&amp;leftmenu=tax_vat', 'VAT', 1, 'companies', '$user->rights->tax->charges->lire', '', 0, 7, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->tax->enabled && empty($conf->global->TAX_DISABLE_VAT_MENUS) && $leftmenu=="tax_vat"', __HANDLER__, 'left', 2301__+MAX_llx_menu__, 'billing', '', 2300__+MAX_llx_menu__, '/compta/tva/card.php?mainmenu=billing&amp;leftmenu=tax_vat&amp;action=create', 'New', 2, 'companies', '$user->rights->tax->charges->creer', '', 0, 0, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->tax->enabled && empty($conf->global->TAX_DISABLE_VAT_MENUS) && $leftmenu=="tax_vat"', __HANDLER__, 'left', 2302__+MAX_llx_menu__, 'billing', '', 2300__+MAX_llx_menu__, '/compta/tva/list.php?mainmenu=billing&amp;leftmenu=tax_vat', 'List', 2, 'companies', '$user->rights->tax->charges->lire', '', 0, 1, __ENTITY__);
@@ -313,9 +313,9 @@ insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, left
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && $conf->facture->enabled && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_SALES)', __HANDLER__, 'left', 2401__+MAX_llx_menu__, 'accountancy', 'accountancy_dispatch_customer', 2400__+MAX_llx_menu__, '/accountancy/customer/index.php?mainmenu=accountancy&amp;leftmenu=accountancy_dispatch_customer', 'CustomersVentilation', 1, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 2, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && $conf->facture->enabled && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_SALES) && $leftmenu=="accountancy_dispatch_customer"', __HANDLER__, 'left', 2402__+MAX_llx_menu__, 'accountancy', '', 2401__+MAX_llx_menu__, '/accountancy/customer/list.php?mainmenu=accountancy', 'ToDispatch', 2, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 3, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && $conf->facture->enabled && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_SALES) && $leftmenu=="accountancy_dispatch_customer"', __HANDLER__, 'left', 2403__+MAX_llx_menu__, 'accountancy', '', 2401__+MAX_llx_menu__, '/accountancy/customer/lines.php?mainmenu=accountancy', 'Dispatched', 2, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 4, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_invoice->enabled)) && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_PURCHASES)', __HANDLER__, 'left', 2410__+MAX_llx_menu__, 'accountancy', 'accountancy_dispatch_supplier', 2400__+MAX_llx_menu__, '/accountancy/supplier/index.php?mainmenu=accountancy&amp;leftmenu=accountancy_dispatch_supplier', 'SuppliersVentilation', 1, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 5, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_invoice->enabled)) && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_PURCHASES) && $leftmenu=="accountancy_dispatch_supplier"', __HANDLER__, 'left', 2411__+MAX_llx_menu__, 'accountancy', '', 2410__+MAX_llx_menu__, '/accountancy/supplier/list.php?mainmenu=accountancy', 'ToDispatch', 2, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 6, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_invoice->enabled)) && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_PURCHASES) && $leftmenu=="accountancy_dispatch_supplier"', __HANDLER__, 'left', 2412__+MAX_llx_menu__, 'accountancy', '', 2410__+MAX_llx_menu__, '/accountancy/supplier/lines.php?mainmenu=accountancy', 'Dispatched', 2, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 7, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_invoice")) && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_PURCHASES)', __HANDLER__, 'left', 2410__+MAX_llx_menu__, 'accountancy', 'accountancy_dispatch_supplier', 2400__+MAX_llx_menu__, '/accountancy/supplier/index.php?mainmenu=accountancy&amp;leftmenu=accountancy_dispatch_supplier', 'SuppliersVentilation', 1, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 5, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_invoice")) && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_PURCHASES) && $leftmenu=="accountancy_dispatch_supplier"', __HANDLER__, 'left', 2411__+MAX_llx_menu__, 'accountancy', '', 2410__+MAX_llx_menu__, '/accountancy/supplier/list.php?mainmenu=accountancy', 'ToDispatch', 2, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 6, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_invoice")) && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_PURCHASES) && $leftmenu=="accountancy_dispatch_supplier"', __HANDLER__, 'left', 2412__+MAX_llx_menu__, 'accountancy', '', 2410__+MAX_llx_menu__, '/accountancy/supplier/lines.php?mainmenu=accountancy', 'Dispatched', 2, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 7, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && $conf->expensereport->enabled && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_EXPENSEREPORTS)', __HANDLER__, 'left', 2420__+MAX_llx_menu__, 'accountancy', 'accountancy_dispatch_expensereport', 2400__+MAX_llx_menu__, '/accountancy/expensereport/index.php?mainmenu=accountancy&amp;leftmenu=accountancy_dispatch_expensereport', 'ExpenseReportsVentilation', 1, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 5, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && $conf->expensereport->enabled && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_EXPENSEREPORTS) && $leftmenu=="accountancy_dispatch_expensereport"', __HANDLER__, 'left', 2421__+MAX_llx_menu__, 'accountancy', '', 2420__+MAX_llx_menu__, '/accountancy/expensereport/list.php?mainmenu=accountancy', 'ToDispatch', 2, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 6, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->accounting->enabled && $conf->expensereport->enabled && empty($conf->global->ACCOUNTING_DISABLE_BINDING_ON_EXPENSEREPORTS) && $leftmenu=="accountancy_dispatch_expensereport"', __HANDLER__, 'left', 2422__+MAX_llx_menu__, 'accountancy', '', 2420__+MAX_llx_menu__, '/accountancy/expensereport/lines.php?mainmenu=accountancy', 'Dispatched', 2, 'accountancy', '$user->rights->accounting->bind->write', '', 0, 7, __ENTITY__);
diff --git a/htdocs/core/modules/DolibarrModules.class.php b/htdocs/core/modules/DolibarrModules.class.php
index 627a13a7844..2076c6a348e 100644
--- a/htdocs/core/modules/DolibarrModules.class.php
+++ b/htdocs/core/modules/DolibarrModules.class.php
@@ -1368,7 +1368,7 @@ class DolibarrModules // Can not be abstract, because we need to instantiate it
 				// For the moment, we manage this with hard coded exception
 				//print "Remove box ".$file.'<br>';
 				if ($file == 'box_graph_product_distribution.php') {
-					if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+					if (isModEnabled("product") || isModEnabled("service")) {
 						dol_syslog("We discard deleting module ".$file." because another module still active requires it.");
 						continue;
 					}
diff --git a/htdocs/core/modules/expensereport/doc/pdf_standard.modules.php b/htdocs/core/modules/expensereport/doc/pdf_standard.modules.php
index 43c1ae9e4de..365a2326281 100644
--- a/htdocs/core/modules/expensereport/doc/pdf_standard.modules.php
+++ b/htdocs/core/modules/expensereport/doc/pdf_standard.modules.php
@@ -1043,7 +1043,7 @@ class pdf_standard extends ModeleExpenseReport
 		$pdf->MultiCell(15, 3, $outputlangs->transnoentities("Amount"), 0, 'C', 0);
 		$pdf->SetXY($tab3_posx + 35, $tab3_top + 1);
 		$pdf->MultiCell(30, 3, $outputlangs->transnoentities("Type"), 0, 'L', 0);
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			$pdf->SetXY($tab3_posx + 65, $tab3_top + 1);
 			$pdf->MultiCell(25, 3, $outputlangs->transnoentities("BankAccount"), 0, 'L', 0);
 		}
@@ -1083,7 +1083,7 @@ class pdf_standard extends ModeleExpenseReport
 				$oper = $outputlangs->transnoentitiesnoconv("PaymentTypeShort".$row->p_code);
 
 				$pdf->MultiCell(40, 3, $oper, 0, 'L', 0);
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$pdf->SetXY($tab3_posx + 65, $tab3_top + $y + 1);
 					$pdf->MultiCell(30, 3, $row->baref, 0, 'L', 0);
 				}
diff --git a/htdocs/core/modules/modAdherent.class.php b/htdocs/core/modules/modAdherent.class.php
index a86c5162b01..2db6311b172 100644
--- a/htdocs/core/modules/modAdherent.class.php
+++ b/htdocs/core/modules/modAdherent.class.php
@@ -345,7 +345,7 @@ class modAdherent extends DolibarrModules
 			'a.email'=>"Email", 'a.birth'=>"Birthday", 'a.statut'=>"Status*", 'a.photo'=>"Photo", 'a.note_public'=>"NotePublic", 'a.note_private'=>"NotePrivate",
 			'a.datec'=>'DateCreation', 'a.datefin'=>'DateEndSubscription'
 		);
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$this->import_fields_array[$r]['a.fk_soc'] = "ThirdParty";
 		}
 		// Add extra fields
@@ -380,7 +380,7 @@ class modAdherent extends DolibarrModules
 				'dict' => 'DictionaryCountry'
 			)
 		);
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$this->import_convertvalue_array[$r]['a.fk_soc'] = array('rule'=>'fetchidfromref', 'classfile'=>'/societe/class/societe.class.php', 'class'=>'Societe', 'method'=>'fetch', 'element'=>'ThirdParty');
 		}
 		$this->import_fieldshidden_array[$r] = array('extra.fk_object'=>'lastrowid-'.MAIN_DB_PREFIX.'adherent'); // aliastable.field => ('user->id' or 'lastrowid-'.tableparent)
@@ -394,7 +394,7 @@ class modAdherent extends DolibarrModules
 			'a.email'=>'jsmith@example.com', 'a.birth'=>'1972-10-10', 'a.statut'=>"0 or 1", 'a.note_public'=>"This is a public comment on member",
 			'a.note_private'=>"This is private comment on member", 'a.datec'=>dol_print_date($now, '%Y-%m__%d'), 'a.datefin'=>dol_print_date(dol_time_plus_duree($now, 1, 'y'), '%Y-%m-%d')
 		);
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$this->import_examplevalues_array[$r]['a.fk_soc'] = "rowid or name";
 		}
 		$this->import_updatekeys_array[$r] = array('a.ref'=>'MemberRef', 'a.login'=>'Login');
diff --git a/htdocs/core/modules/modCategorie.class.php b/htdocs/core/modules/modCategorie.class.php
index 57ac7a637dc..e70cdad999e 100644
--- a/htdocs/core/modules/modCategorie.class.php
+++ b/htdocs/core/modules/modCategorie.class.php
@@ -127,19 +127,19 @@ class modCategorie extends DolibarrModules
 		$this->export_permission[$r] = array(array("categorie", "lire"));
 
 		$typeexample = "";
-		if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+		if (isModEnabled("product") || isModEnabled("service")) {
 			$typeexample .= ($typeexample ? " / " : "")."0=Product-Service";
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$typeexample .= ($typeexample ? "/" : "")."1=Supplier";
 		}
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$typeexample .= ($typeexample ? " / " : "")."2=Customer-Prospect";
 		}
 		if (!empty($conf->adherent->enabled)) {
 			$typeexample .= ($typeexample ? " / " : "")."3=Member";
 		}
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$typeexample .= ($typeexample ? " / " : "")."4=Contact";
 		}
 		if (!empty($conf->bank->enabled)) {
@@ -179,7 +179,7 @@ class modCategorie extends DolibarrModules
 		$this->export_code[$r] = $this->rights_class.'_0_'.Categorie::$MAP_ID_TO_CODE[0];
 		$this->export_label[$r] = 'CatProdList';
 		$this->export_icon[$r] = $this->picto;
-		$this->export_enabled[$r] = '!empty($conf->product->enabled) || !empty($conf->service->abled)';
+		$this->export_enabled[$r] = 'isModEnabled("product") || !empty($conf->service->abled)';
 		$this->export_permission[$r] = array(array("categorie", "lire"), array("produit", "export"));
 		$this->export_fields_array[$r] = array('cat.rowid'=>"CategId", 'cat.label'=>"Label", 'cat.description'=>"Description", 'cat.fk_parent'=>"ParentCategory", 'p.rowid'=>'ProductId', 'p.ref'=>'Ref', 'p.label'=>'Label');
 		$this->export_TypeFields_array[$r] = array('cat.label'=>"Text", 'cat.description'=>"Text", 'cat.fk_parent'=>'List:categorie:label:rowid', 'p.ref'=>'Text', 'p.label'=>'Text');
@@ -203,7 +203,7 @@ class modCategorie extends DolibarrModules
 		$this->export_code[$r] = $this->rights_class.'_1_'.Categorie::$MAP_ID_TO_CODE[1];
 		$this->export_label[$r] = 'CatSupList';
 		$this->export_icon[$r] = $this->picto;
-		$this->export_enabled[$r] = '!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)';
+		$this->export_enabled[$r] = 'isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")';
 		$this->export_permission[$r] = array(array("categorie", "lire"), array("fournisseur", "lire"));
 		$this->export_fields_array[$r] = array(
 			'cat.rowid'=>"CategId", 'cat.label'=>"Label", 'cat.description'=>"Description", 'cat.fk_parent'=>"ParentCategory",
@@ -249,7 +249,7 @@ class modCategorie extends DolibarrModules
 		$this->export_code[$r] = $this->rights_class.'_2_'.Categorie::$MAP_ID_TO_CODE[2];
 		$this->export_label[$r] = 'CatCusList';
 		$this->export_icon[$r] = $this->picto;
-		$this->export_enabled[$r] = '!empty($conf->societe->enabled)';
+		$this->export_enabled[$r] = 'isModEnabled("societe")';
 		$this->export_permission[$r] = array(array("categorie", "lire"), array("societe", "export"));
 		$this->export_fields_array[$r] = array(
 			'cat.rowid'=>"CategId", 'cat.label'=>"Label", 'cat.description'=>"Description", 'cat.fk_parent'=>"ParentCategory",
@@ -321,7 +321,7 @@ class modCategorie extends DolibarrModules
 		$this->export_code[$r] = $this->rights_class.'_4_'.Categorie::$MAP_ID_TO_CODE[4];
 		$this->export_label[$r] = 'CatContactList';
 		$this->export_icon[$r] = $this->picto;
-		$this->export_enabled[$r] = '!empty($conf->societe->enabled)';
+		$this->export_enabled[$r] = 'isModEnabled("societe")';
 		$this->export_permission[$r] = array(array("categorie", "lire"), array("societe", "contact", "export"));
 		$this->export_fields_array[$r] = array(
 			'cat.rowid'=>"CategId", 'cat.label'=>"Label", 'cat.description'=>"Description", 'cat.fk_parent'=>"ParentCategory",
@@ -466,7 +466,7 @@ class modCategorie extends DolibarrModules
 		$this->import_updatekeys_array[$r] = array('ca.label'=>'Label');
 
 		// 0 Products
-		if (!empty($conf->product->enabled)) {
+		if (isModEnabled("product")) {
 			$r++;
 			$this->import_code[$r] = $this->rights_class.'_0_'.Categorie::$MAP_ID_TO_CODE[0];
 			$this->import_label[$r] = "CatProdLinks"; // Translation key
@@ -485,7 +485,7 @@ class modCategorie extends DolibarrModules
 		}
 
 		// 1 Suppliers
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$r++;
 			$this->import_code[$r] = $this->rights_class.'_1_'.Categorie::$MAP_ID_TO_CODE[1];
 			$this->import_label[$r] = "CatSupLinks"; // Translation key
@@ -506,7 +506,7 @@ class modCategorie extends DolibarrModules
 		}
 
 		// 2 Customers
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$r++;
 			$this->import_code[$r] = $this->rights_class.'_2_'.Categorie::$MAP_ID_TO_CODE[2];
 			$this->import_label[$r] = "CatCusLinks"; // Translation key
@@ -545,7 +545,7 @@ class modCategorie extends DolibarrModules
 		}
 
 		// 4 Contacts/Addresses
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$r++;
 			$this->import_code[$r] = $this->rights_class.'_4_'.Categorie::$MAP_ID_TO_CODE[4];
 			$this->import_label[$r] = "CatContactsLinks"; // Translation key
diff --git a/htdocs/core/modules/modProduct.class.php b/htdocs/core/modules/modProduct.class.php
index 090fdd59fa3..2b2d2f6cdcb 100644
--- a/htdocs/core/modules/modProduct.class.php
+++ b/htdocs/core/modules/modProduct.class.php
@@ -203,7 +203,7 @@ class modProduct extends DolibarrModules
 		if (is_object($mysoc) && $usenpr) {
 			$this->export_fields_array[$r]['p.recuperableonly'] = 'NPR';
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled) || !empty($conf->margin->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice") || !empty($conf->margin->enabled)) {
 			$this->export_fields_array[$r] = array_merge($this->export_fields_array[$r], array('p.cost_price'=>'CostPrice'));
 		}
 		if (!empty($conf->stock->enabled)) {
@@ -216,7 +216,7 @@ class modProduct extends DolibarrModules
 		$keyforelement = 'product';
 		$keyforaliasextra = 'extra';
 		include DOL_DOCUMENT_ROOT.'/core/extrafieldsinexport.inc.php';
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_fields_array[$r] = array_merge($this->export_fields_array[$r], array('s.nom'=>'Supplier', 'pf.ref_fourn'=>'SupplierRef', 'pf.quantity'=>'QtyMin', 'pf.remise_percent'=>'DiscountQtyMin', 'pf.unitprice'=>'BuyingPrice', 'pf.delivery_time_days'=>'NbDaysToDelivery'));
 		}
 		if (!empty($conf->global->EXPORTTOOL_CATEGORIES)) {
@@ -250,7 +250,7 @@ class modProduct extends DolibarrModules
 		if (isModEnabled('barcode')) {
 			$this->export_TypeFields_array[$r] = array_merge($this->export_TypeFields_array[$r], array('p.barcode'=>'Text'));
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_TypeFields_array[$r] = array_merge($this->export_TypeFields_array[$r], array('s.nom'=>'Text', 'pf.ref_fourn'=>'Text', 'pf.unitprice'=>'Numeric', 'pf.quantity'=>'Numeric', 'pf.remise_percent'=>'Numeric', 'pf.delivery_time_days'=>'Numeric'));
 		}
 		if (!empty($conf->global->MAIN_MULTILANGS)) {
@@ -269,7 +269,7 @@ class modProduct extends DolibarrModules
 		if (isModEnabled('barcode')) {
 			$this->export_entities_array[$r] = array_merge($this->export_entities_array[$r], array('p.barcode'=>'product'));
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_entities_array[$r] = array_merge($this->export_entities_array[$r], array('s.nom'=>'product_supplier_ref', 'pf.ref_fourn'=>'product_supplier_ref', 'pf.unitprice'=>'product_supplier_ref', 'pf.quantity'=>'product_supplier_ref', 'pf.remise_percent'=>'product_supplier_ref', 'pf.delivery_time_days'=>'product_supplier_ref'));
 		}
 		if (!empty($conf->global->MAIN_MULTILANGS)) {
@@ -284,7 +284,7 @@ class modProduct extends DolibarrModules
 		if (isModEnabled('barcode')) {
 			$this->export_entities_array[$r] = array_merge($this->export_entities_array[$r], array('p.barcode'=>'product'));
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_entities_array[$r] = array_merge($this->export_entities_array[$r], array('s.nom'=>'product_supplier_ref', 'pf.ref_fourn'=>'product_supplier_ref', 'pf.unitprice'=>'product_supplier_ref', 'pf.quantity'=>'product_supplier_ref', 'pf.remise_percent'=>'product_supplier_ref', 'pf.delivery_time_days'=>'product_supplier_ref'));
 		}
 		if (!empty($conf->global->MAIN_MULTILANGS)) {
@@ -305,7 +305,7 @@ class modProduct extends DolibarrModules
 			$this->export_sql_end[$r] .= ' LEFT JOIN '.MAIN_DB_PREFIX.'product_lang as l ON l.fk_product = p.rowid';
 		}
 		$this->export_sql_end[$r] .= ' LEFT JOIN '.MAIN_DB_PREFIX.'product_extrafields as extra ON p.rowid = extra.fk_object';
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_sql_end[$r] .= ' LEFT JOIN '.MAIN_DB_PREFIX.'product_fournisseur_price as pf ON pf.fk_product = p.rowid LEFT JOIN '.MAIN_DB_PREFIX.'societe s ON s.rowid = pf.fk_soc';
 		}
 		if (!empty($conf->stock->enabled)) {
@@ -617,7 +617,7 @@ class modProduct extends DolibarrModules
 			));
 		}
 
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled) || !empty($conf->margin->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice") || !empty($conf->margin->enabled)) {
 			$this->import_fields_array[$r] = array_merge($this->import_fields_array[$r], array('p.cost_price'=>'CostPrice'));
 		}
 		if (is_object($mysoc) && $usenpr) {
@@ -710,7 +710,7 @@ class modProduct extends DolibarrModules
 				'p.desiredstock' => ''
 			));
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled) || !empty($conf->margin->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice") || !empty($conf->margin->enabled)) {
 			$import_sample = array_merge($import_sample, array('p.cost_price'=>'90'));
 		}
 		if (is_object($mysoc) && $usenpr) {
@@ -749,7 +749,7 @@ class modProduct extends DolibarrModules
 			$this->import_updatekeys_array[$r] = array_merge($this->import_updatekeys_array[$r], array('p.barcode'=>'BarCode')); //only show/allow barcode as update key if Barcode module enabled
 		}
 
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			// Import suppliers prices (note: this code is duplicated in module Service)
 			$r++;
 			$this->import_code[$r] = $this->rights_class.'_supplierprices';
diff --git a/htdocs/core/modules/modService.class.php b/htdocs/core/modules/modService.class.php
index 8f4b697332b..dcea2a6f1af 100644
--- a/htdocs/core/modules/modService.class.php
+++ b/htdocs/core/modules/modService.class.php
@@ -168,7 +168,7 @@ class modService extends DolibarrModules
 		if (is_object($mysoc) && $usenpr) {
 			$this->export_fields_array[$r]['p.recuperableonly'] = 'NPR';
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled) || !empty($conf->margin->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice") || !empty($conf->margin->enabled)) {
 			$this->export_fields_array[$r] = array_merge($this->export_fields_array[$r], array('p.cost_price'=>'CostPrice'));
 		}
 		if (!empty($conf->stock->enabled)) {
@@ -181,7 +181,7 @@ class modService extends DolibarrModules
 		$keyforelement = 'product';
 		$keyforaliasextra = 'extra';
 		include DOL_DOCUMENT_ROOT.'/core/extrafieldsinexport.inc.php';
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_fields_array[$r] = array_merge($this->export_fields_array[$r], array('s.nom'=>'Supplier', 'pf.ref_fourn'=>'SupplierRef', 'pf.quantity'=>'QtyMin', 'pf.remise_percent'=>'DiscountQtyMin', 'pf.unitprice'=>'BuyingPrice', 'pf.delivery_time_days'=>'NbDaysToDelivery'));
 		}
 		if (!empty($conf->global->EXPORTTOOL_CATEGORIES)) {
@@ -213,7 +213,7 @@ class modService extends DolibarrModules
 		if (isModEnabled('barcode')) {
 			$this->export_TypeFields_array[$r] = array_merge($this->export_TypeFields_array[$r], array('p.barcode'=>'Text'));
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_TypeFields_array[$r] = array_merge($this->export_TypeFields_array[$r], array('s.nom'=>'Text', 'pf.ref_fourn'=>'Text', 'pf.unitprice'=>'Numeric', 'pf.quantity'=>'Numeric', 'pf.remise_percent'=>'Numeric', 'pf.delivery_time_days'=>'Numeric'));
 		}
 		if (!empty($conf->global->MAIN_MULTILANGS)) {
@@ -232,7 +232,7 @@ class modService extends DolibarrModules
 		if (isModEnabled('barcode')) {
 			$this->export_entities_array[$r] = array_merge($this->export_entities_array[$r], array('p.barcode'=>'product'));
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_entities_array[$r] = array_merge($this->export_entities_array[$r], array('s.nom'=>'product_supplier_ref', 'pf.ref_fourn'=>'product_supplier_ref', 'pf.unitprice'=>'product_supplier_ref', 'pf.quantity'=>'product_supplier_ref', 'pf.remise_percent'=>'product_supplier_ref', 'pf.delivery_time_days'=>'product_supplier_ref'));
 		}
 		if (!empty($conf->global->MAIN_MULTILANGS)) {
@@ -247,7 +247,7 @@ class modService extends DolibarrModules
 		if (isModEnabled('barcode')) {
 			$this->export_entities_array[$r] = array_merge($this->export_entities_array[$r], array('p.barcode'=>'product'));
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_entities_array[$r] = array_merge($this->export_entities_array[$r], array('s.nom'=>'product_supplier_ref', 'pf.ref_fourn'=>'product_supplier_ref', 'pf.unitprice'=>'product_supplier_ref', 'pf.quantity'=>'product_supplier_ref', 'pf.remise_percent'=>'product_supplier_ref', 'pf.delivery_time_days'=>'product_supplier_ref'));
 		}
 		if (!empty($conf->global->MAIN_MULTILANGS)) {
@@ -268,7 +268,7 @@ class modService extends DolibarrModules
 			$this->export_sql_end[$r] .= ' LEFT JOIN '.MAIN_DB_PREFIX.'product_lang as l ON l.fk_product = p.rowid';
 		}
 		$this->export_sql_end[$r] .= ' LEFT JOIN '.MAIN_DB_PREFIX.'product_extrafields as extra ON p.rowid = extra.fk_object';
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			$this->export_sql_end[$r] .= ' LEFT JOIN '.MAIN_DB_PREFIX.'product_fournisseur_price as pf ON pf.fk_product = p.rowid LEFT JOIN '.MAIN_DB_PREFIX.'societe s ON s.rowid = pf.fk_soc';
 		}
 		$this->export_sql_end[$r] .= ' WHERE p.fk_product_type = 1 AND p.entity IN ('.getEntity('product').')';
@@ -564,7 +564,7 @@ class modService extends DolibarrModules
 			));
 		}
 
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled) || !empty($conf->margin->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice") || !empty($conf->margin->enabled)) {
 			$this->import_fields_array[$r] = array_merge($this->import_fields_array[$r], array('p.cost_price'=>'CostPrice'));
 		}
 		if (is_object($mysoc) && $usenpr) {
@@ -655,7 +655,7 @@ class modService extends DolibarrModules
 			'p.desiredstock' => ''
 			));
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled) || !empty($conf->margin->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice") || !empty($conf->margin->enabled)) {
 			$import_sample = array_merge($import_sample, array('p.cost_price'=>'90'));
 		}
 		if (is_object($mysoc) && $usenpr) {
@@ -698,7 +698,7 @@ class modService extends DolibarrModules
 		}
 
 		if (empty($conf->product->enabled)) {	// We enable next import templates only if module product not already enabled (to avoid duplicate entries)
-			if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+			if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 				// Import suppliers prices (note: this code is duplicated in module Service)
 				$r++;
 				$this->import_code[$r] = $this->rights_class.'_supplierprices';
diff --git a/htdocs/core/modules/modSociete.class.php b/htdocs/core/modules/modSociete.class.php
index 327262ce39f..ff5edd3eeb4 100644
--- a/htdocs/core/modules/modSociete.class.php
+++ b/htdocs/core/modules/modSociete.class.php
@@ -413,7 +413,7 @@ class modSociete extends DolibarrModules
 			't.libelle'=>"company",
 			's.entity'=>'company',
 		); // We define here only fields that use another picto
-		if (empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+		if (empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 			unset($this->export_fields_array[$r]['s.code_fournisseur']);
 			unset($this->export_entities_array[$r]['s.code_fournisseur']);
 		}
diff --git a/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php b/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
index d00eee45219..420dfd61909 100644
--- a/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
+++ b/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
@@ -37,7 +37,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/doc.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (isModEnabled('facture')) {
@@ -49,10 +49,10 @@ if (isModEnabled('facture')) {
 if (!empty($conf->commande->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) {
 	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
 }
 if (!empty($conf->contrat->enabled)) {
@@ -971,13 +971,13 @@ class doc_generic_project_odt extends ModelePDFProjects
 						'title' => "ListSupplierOrdersAssociatedProject",
 						'table' => 'commande_fournisseur',
 						'class' => 'CommandeFournisseur',
-						'test' => (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (!empty($conf->supplier_order->enabled) && $user->rights->supplier_order->lire)
+						'test' => (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (isModEnabled("supplier_order") && $user->rights->supplier_order->lire)
 					),
 					'invoice_supplier' => array(
 						'title' => "ListSupplierInvoicesAssociatedProject",
 						'table' => 'facture_fourn',
 						'class' => 'FactureFournisseur',
-						'test' => (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (!empty($conf->supplier_invoice->enabled) && $user->rights->supplier_invoice->lire)
+						'test' => (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (isModEnabled("supplier_invoice") && $user->rights->supplier_invoice->lire)
 					),
 					'contract' => array(
 						'title' => "ListContractAssociatedProject",
diff --git a/htdocs/core/modules/project/doc/pdf_beluga.modules.php b/htdocs/core/modules/project/doc/pdf_beluga.modules.php
index fba5e02b098..1dc5b7bf3f9 100644
--- a/htdocs/core/modules/project/doc/pdf_beluga.modules.php
+++ b/htdocs/core/modules/project/doc/pdf_beluga.modules.php
@@ -407,7 +407,7 @@ class pdf_beluga extends ModelePDFProjects
 						'class'=>'CommandeFournisseur',
 						'table'=>'commande_fournisseur',
 						'datefieldname'=>'date_commande',
-						'test'=>(!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (!empty($conf->supplier_order->enabled) && $user->rights->supplier_order->lire),
+						'test'=>(isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->commande->lire) || (isModEnabled("supplier_order") && $user->rights->supplier_order->lire),
 						'lang'=>'orders'),
 					'invoice_supplier'=>array(
 						'name'=>"BillsSuppliers",
@@ -416,7 +416,7 @@ class pdf_beluga extends ModelePDFProjects
 						'margin'=>'minus',
 						'table'=>'facture_fourn',
 						'datefieldname'=>'datef',
-						'test'=>(!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (!empty($conf->supplier_invoice->enabled) && $user->rights->supplier_invoice->lire),
+						'test'=>(isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->rights->fournisseur->facture->lire) || (isModEnabled("supplier_invoice") && $user->rights->supplier_invoice->lire),
 						'lang'=>'bills'),
 					'contract'=>array(
 						'name'=>"Contracts",
diff --git a/htdocs/core/modules/project/task/doc/doc_generic_task_odt.modules.php b/htdocs/core/modules/project/task/doc/doc_generic_task_odt.modules.php
index 410d3ae5b29..8433aaa6331 100644
--- a/htdocs/core/modules/project/task/doc/doc_generic_task_odt.modules.php
+++ b/htdocs/core/modules/project/task/doc/doc_generic_task_odt.modules.php
@@ -38,7 +38,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/doc.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (isModEnabled('facture')) {
@@ -50,10 +50,10 @@ if (isModEnabled('facture')) {
 if (!empty($conf->commande->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) {
 	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
 }
 if (!empty($conf->contrat->enabled)) {
diff --git a/htdocs/core/modules/propale/doc/pdf_azur.modules.php b/htdocs/core/modules/propale/doc/pdf_azur.modules.php
index 177443153ce..bb6389a2e67 100644
--- a/htdocs/core/modules/propale/doc/pdf_azur.modules.php
+++ b/htdocs/core/modules/propale/doc/pdf_azur.modules.php
@@ -815,15 +815,15 @@ class pdf_azur extends ModelePDFPropales
 								foreach ($filetomerge->lines as $linefile) {
 									if (!empty($linefile->id) && !empty($linefile->file_name)) {
 										if (!empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO)) {
-											if (!empty($conf->product->enabled)) {
+											if (isModEnabled("product")) {
 												$filetomerge_dir = $conf->product->multidir_output[$entity_product_file].'/'.get_exdir($product->id, 2, 0, 0, $product, 'product').$product->id."/photos";
-											} elseif (!empty($conf->service->enabled)) {
+											} elseif (isModEnabled("service")) {
 												$filetomerge_dir = $conf->service->multidir_output[$entity_product_file].'/'.get_exdir($product->id, 2, 0, 0, $product, 'product').$product->id."/photos";
 											}
 										} else {
-											if (!empty($conf->product->enabled)) {
+											if (isModEnabled("product")) {
 												$filetomerge_dir = $conf->product->multidir_output[$entity_product_file].'/'.get_exdir(0, 0, 0, 0, $product, 'product');
-											} elseif (!empty($conf->service->enabled)) {
+											} elseif (isModEnabled("service")) {
 												$filetomerge_dir = $conf->service->multidir_output[$entity_product_file].'/'.get_exdir(0, 0, 0, 0, $product, 'product');
 											}
 										}
diff --git a/htdocs/core/modules/propale/doc/pdf_cyan.modules.php b/htdocs/core/modules/propale/doc/pdf_cyan.modules.php
index 1ed76728b92..7be7170edb2 100644
--- a/htdocs/core/modules/propale/doc/pdf_cyan.modules.php
+++ b/htdocs/core/modules/propale/doc/pdf_cyan.modules.php
@@ -940,15 +940,15 @@ class pdf_cyan extends ModelePDFPropales
 								foreach ($filetomerge->lines as $linefile) {
 									if (!empty($linefile->id) && !empty($linefile->file_name)) {
 										if (!empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO)) {
-											if (!empty($conf->product->enabled)) {
+											if (isModEnabled("product")) {
 												$filetomerge_dir = $conf->product->multidir_output[$entity_product_file].'/'.get_exdir($product->id, 2, 0, 0, $product, 'product').$product->id."/photos";
-											} elseif (!empty($conf->service->enabled)) {
+											} elseif (isModEnabled("service")) {
 												$filetomerge_dir = $conf->service->multidir_output[$entity_product_file].'/'.get_exdir($product->id, 2, 0, 0, $product, 'product').$product->id."/photos";
 											}
 										} else {
-											if (!empty($conf->product->enabled)) {
+											if (isModEnabled("product")) {
 												$filetomerge_dir = $conf->product->multidir_output[$entity_product_file].'/'.get_exdir(0, 0, 0, 0, $product, 'product');
-											} elseif (!empty($conf->service->enabled)) {
+											} elseif (isModEnabled("service")) {
 												$filetomerge_dir = $conf->service->multidir_output[$entity_product_file].'/'.get_exdir(0, 0, 0, 0, $product, 'product');
 											}
 										}
diff --git a/htdocs/core/modules/rapport/pdf_paiement.class.php b/htdocs/core/modules/rapport/pdf_paiement.class.php
index 215987054ce..e4991a5830d 100644
--- a/htdocs/core/modules/rapport/pdf_paiement.class.php
+++ b/htdocs/core/modules/rapport/pdf_paiement.class.php
@@ -185,14 +185,14 @@ class pdf_paiement
 				$sql .= ", c.code as paiement_code, p.num_paiement as num_payment";
 				$sql .= ", p.amount as paiement_amount, f.total_ttc as facture_amount";
 				$sql .= ", pf.amount as pf_amount";
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$sql .= ", ba.ref as bankaccount";
 				}
 				$sql .= ", p.rowid as prowid";
 				$sql .= " FROM ".MAIN_DB_PREFIX."paiement as p LEFT JOIN ".MAIN_DB_PREFIX."c_paiement as c ON p.fk_paiement = c.id";
 				$sql .= ", ".MAIN_DB_PREFIX."facture as f,";
 				$sql .= " ".MAIN_DB_PREFIX."paiement_facture as pf,";
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$sql .= " ".MAIN_DB_PREFIX."bank as b, ".MAIN_DB_PREFIX."bank_account as ba,";
 				}
 				$sql .= " ".MAIN_DB_PREFIX."societe as s";
@@ -200,7 +200,7 @@ class pdf_paiement
 					$sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
 				}
 				$sql .= " WHERE f.fk_soc = s.rowid AND pf.fk_facture = f.rowid AND pf.fk_paiement = p.rowid";
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$sql .= " AND p.fk_bank = b.rowid AND b.fk_account = ba.rowid ";
 				}
 				$sql .= " AND f.entity IN (".getEntity('invoice').")";
@@ -223,14 +223,14 @@ class pdf_paiement
 				$sql .= ", c.code as paiement_code, p.num_paiement as num_payment";
 				$sql .= ", p.amount as paiement_amount, f.total_ttc as facture_amount";
 				$sql .= ", pf.amount as pf_amount";
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$sql .= ", ba.ref as bankaccount";
 				}
 				$sql .= ", p.rowid as prowid";
 				$sql .= " FROM ".MAIN_DB_PREFIX."paiementfourn as p LEFT JOIN ".MAIN_DB_PREFIX."c_paiement as c ON p.fk_paiement = c.id";
 				$sql .= ", ".MAIN_DB_PREFIX."facture_fourn as f,";
 				$sql .= " ".MAIN_DB_PREFIX."paiementfourn_facturefourn as pf,";
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$sql .= " ".MAIN_DB_PREFIX."bank as b, ".MAIN_DB_PREFIX."bank_account as ba,";
 				}
 				$sql .= " ".MAIN_DB_PREFIX."societe as s";
@@ -238,7 +238,7 @@ class pdf_paiement
 					$sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
 				}
 				$sql .= " WHERE f.fk_soc = s.rowid AND pf.fk_facturefourn = f.rowid AND pf.fk_paiementfourn = p.rowid";
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$sql .= " AND p.fk_bank = b.rowid AND b.fk_account = ba.rowid ";
 				}
 				$sql .= " AND f.entity IN (".getEntity('invoice').")";
diff --git a/htdocs/core/modules/reception/doc/pdf_squille.modules.php b/htdocs/core/modules/reception/doc/pdf_squille.modules.php
index 886168c28a6..050459d91d2 100644
--- a/htdocs/core/modules/reception/doc/pdf_squille.modules.php
+++ b/htdocs/core/modules/reception/doc/pdf_squille.modules.php
@@ -917,7 +917,7 @@ class pdf_squille extends ModelePdfReception
 		$origin_id = $object->origin_id;
 
 		// TODO move to external function
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {     // commonly $origin='commande'
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {     // commonly $origin='commande'
 			$outputlangs->load('orders');
 
 			$classname = 'CommandeFournisseur';
diff --git a/htdocs/core/tpl/card_presend.tpl.php b/htdocs/core/tpl/card_presend.tpl.php
index 0376a5e85c9..c0e64a513ab 100644
--- a/htdocs/core/tpl/card_presend.tpl.php
+++ b/htdocs/core/tpl/card_presend.tpl.php
@@ -198,7 +198,7 @@ if ($action == 'presend') {
 	}
 
 	$formmail->withto = $liste;
-	$formmail->withtofree = (GETPOSTISSET('sendto') ? (GETPOST('sendto', 'alphawithlgt') ? GETPOST('sendto', 'alphawithlgt') : '1') : '1');
+	$formmail->withtofree = (GETPOST('sendto', 'alphawithlgt') ? GETPOST('sendto', 'alphawithlgt') : '1');
 	$formmail->withtocc = $liste;
 	$formmail->withtoccc = getDolGlobalString('MAIN_EMAIL_USECCC');
 	$formmail->withtopic = $topicmail;
diff --git a/htdocs/core/tpl/objectline_create.tpl.php b/htdocs/core/tpl/objectline_create.tpl.php
index 681dd5424ea..cb38d7a3546 100644
--- a/htdocs/core/tpl/objectline_create.tpl.php
+++ b/htdocs/core/tpl/objectline_create.tpl.php
@@ -193,7 +193,7 @@ if ($nolinesbefore) {
 			// Free line
 			echo '<span class="prod_entry_mode_free">';
 			// Show radio free line
-			if ($forceall >= 0 && (!empty($conf->product->enabled) || !empty($conf->service->enabled))) {
+			if ($forceall >= 0 && (isModEnabled("product") || isModEnabled("service"))) {
 				echo '<label for="prod_entry_mode_free">';
 				echo '<input type="radio" class="prod_entry_mode_free" name="prod_entry_mode" id="prod_entry_mode_free" value="free"';
 				//echo (GETPOST('prod_entry_mode')=='free' ? ' checked' : ((empty($forceall) && (empty($conf->product->enabled) || empty($conf->service->enabled)))?' checked':'') );
@@ -219,7 +219,7 @@ if ($nolinesbefore) {
 			echo '</span>';
 		}
 		// Predefined product/service
-		if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+		if (isModEnabled("product") || isModEnabled("service")) {
 			if ($forceall >= 0 && $freelines) {
 				echo '<br><span class="prod_entry_mode_predef paddingtop">';
 			} else {
@@ -230,17 +230,17 @@ if ($nolinesbefore) {
 			$labelforradio = '';
 			if (empty($conf->dol_optimize_smallscreen)) {
 				if (empty($senderissupplier)) {
-					if (!empty($conf->product->enabled) && empty($conf->service->enabled)) {
+					if (isModEnabled("product") && empty($conf->service->enabled)) {
 						$labelforradio = $langs->trans('PredefinedProductsToSell');
-					} elseif ((empty($conf->product->enabled) && !empty($conf->service->enabled)) || ($object->element == 'contrat' && empty($conf->global->CONTRACT_SUPPORT_PRODUCTS))) {
+					} elseif ((empty($conf->product->enabled) && isModEnabled("service")) || ($object->element == 'contrat' && empty($conf->global->CONTRACT_SUPPORT_PRODUCTS))) {
 						$labelforradio = $langs->trans('PredefinedServicesToSell');
 					} else {
 						$labelforradio = $langs->trans('PredefinedProductsAndServicesToSell');
 					}
 				} else {
-					if (!empty($conf->product->enabled) && empty($conf->service->enabled)) {
+					if (isModEnabled("product") && empty($conf->service->enabled)) {
 						$labelforradio = $langs->trans('PredefinedProductsToPurchase');
-					} elseif (empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+					} elseif (empty($conf->product->enabled) && isModEnabled("service")) {
 						$labelforradio = $langs->trans('PredefinedServicesToPurchase');
 					} else {
 						$labelforradio = $langs->trans('PredefinedProductsAndServicesToPurchase');
@@ -336,7 +336,7 @@ if ($nolinesbefore) {
 				print $hookmanager->resPrint;
 			}
 		}
-		if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+		if (isModEnabled("product") || isModEnabled("service")) {
 			echo '<br>';
 			if (!empty($conf->variants->enabled)) {
 				echo '<div id="attributes_box"></div>';
@@ -356,7 +356,7 @@ if ($nolinesbefore) {
 		$doleditor = new DolEditor('dp_desc', GETPOST('dp_desc', 'restricthtml'), '', (empty($conf->global->MAIN_DOLEDITOR_HEIGHT) ? 100 : $conf->global->MAIN_DOLEDITOR_HEIGHT), $toolbarname, '', false, true, $enabled, $nbrows, '98%');
 		$doleditor->Create();
 		// Show autofill date for recurring invoices
-		if (!empty($conf->service->enabled) && ($object->element == 'facturerec' || $object->element == 'invoice_supplier_rec')) {
+		if (isModEnabled("service") && ($object->element == 'facturerec' || $object->element == 'invoice_supplier_rec')) {
 			echo '<div class="divlinefordates"><br>';
 			echo $langs->trans('AutoFillDateFrom').' ';
 			if (!empty($conf->global->INVOICE_REC_DATE_TO_YES)) {
@@ -446,7 +446,7 @@ if ($nolinesbefore) {
 			?>
 			<td class="nobottom margininfos linecolmargin right">
 				<!-- For predef product -->
-				<?php if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) { ?>
+				<?php if (isModEnabled("product") || isModEnabled("service")) { ?>
 					<select id="fournprice_predef" name="fournprice_predef" class="flat minwidth75imp maxwidth150" style="display: none;"></select>
 				<?php } ?>
 				<!-- For free product -->
@@ -471,7 +471,7 @@ if ($nolinesbefore) {
 </tr>
 
 <?php
-if ((!empty($conf->service->enabled) || ($object->element == 'contrat')) && $dateSelector && GETPOST('type') != '0') {	// We show date field if required
+if ((isModEnabled("service") || ($object->element == 'contrat')) && $dateSelector && GETPOST('type') != '0') {	// We show date field if required
 	print '<tr id="trlinefordates" class="oddeven">'."\n";
 	if (!empty($conf->global->MAIN_VIEW_LINE_NUMBER)) {
 		print '<td></td>';
diff --git a/htdocs/core/tpl/objectline_edit.tpl.php b/htdocs/core/tpl/objectline_edit.tpl.php
index c59949d5fb7..21e82d306a8 100644
--- a/htdocs/core/tpl/objectline_edit.tpl.php
+++ b/htdocs/core/tpl/objectline_edit.tpl.php
@@ -176,7 +176,7 @@ $coldisplay++;
 	}
 
 	// Show autofill date for recuring invoices
-	if (!empty($conf->service->enabled) && $line->product_type == 1 && ($line->element == 'facturedetrec' || $line->element == 'invoice_supplier_det_rec')) {
+	if (isModEnabled("service") && $line->product_type == 1 && ($line->element == 'facturedetrec' || $line->element == 'invoice_supplier_det_rec')) {
 		if ($line->element == 'invoice_supplier_det_rec') {
 			$line->date_start_fill = $line->date_start;
 			$line->date_end_fill = $line->date_end;
@@ -290,7 +290,7 @@ $coldisplay++;
 			?>
 		<td class="margininfos right">
 			<!-- For predef product -->
-			<?php if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) { ?>
+			<?php if (isModEnabled("product") || isModEnabled("service")) { ?>
 			<select id="fournprice_predef" name="fournprice_predef" class="flat minwidth75imp right" style="display: none;"></select>
 			<?php } ?>
 			<!-- For free product -->
@@ -330,7 +330,7 @@ $coldisplay++;
 	</td>
 </tr>
 
-<?php if (!empty($conf->service->enabled) && $line->product_type == 1 && $dateSelector) { ?>
+<?php if (isModEnabled("service") && $line->product_type == 1 && $dateSelector) { ?>
 <tr id="service_duration_area" class="treditedlinefordate">
 	<?php if (!empty($conf->global->MAIN_VIEW_LINE_NUMBER)) { ?>
 		<td class="linecolnum center"></td>
diff --git a/htdocs/core/triggers/interface_20_modWorkflow_WorkflowManager.class.php b/htdocs/core/triggers/interface_20_modWorkflow_WorkflowManager.class.php
index cc6a1168c32..9a8414c7a69 100644
--- a/htdocs/core/triggers/interface_20_modWorkflow_WorkflowManager.class.php
+++ b/htdocs/core/triggers/interface_20_modWorkflow_WorkflowManager.class.php
@@ -117,7 +117,7 @@ class InterfaceWorkflowManager extends DolibarrTriggers
 		// Order classify billed proposal
 		if ($action == 'ORDER_CLASSIFY_BILLED') {
 			dol_syslog("Trigger '".$this->name."' for action '$action' launched by ".__FILE__.". id=".$object->id);
-			if (!empty($conf->propal->enabled) && !empty($conf->workflow->enabled) && !empty($conf->global->WORKFLOW_ORDER_CLASSIFY_BILLED_PROPAL)) {
+			if (isModEnabled("propal") && !empty($conf->workflow->enabled) && !empty($conf->global->WORKFLOW_ORDER_CLASSIFY_BILLED_PROPAL)) {
 				$object->fetchObjectLinked('', 'propal', $object->id, $object->element);
 				if (!empty($object->linkedObjects)) {
 					$totalonlinkedelements = 0;
@@ -161,7 +161,7 @@ class InterfaceWorkflowManager extends DolibarrTriggers
 			}
 
 			// Second classify billed the proposal.
-			if (!empty($conf->propal->enabled) && !empty($conf->workflow->enabled) && !empty($conf->global->WORKFLOW_INVOICE_CLASSIFY_BILLED_PROPAL)) {
+			if (isModEnabled("propal") && !empty($conf->workflow->enabled) && !empty($conf->global->WORKFLOW_INVOICE_CLASSIFY_BILLED_PROPAL)) {
 				$object->fetchObjectLinked('', 'propal', $object->id, $object->element);
 				if (!empty($object->linkedObjects)) {
 					$totalonlinkedelements = 0;
@@ -179,7 +179,7 @@ class InterfaceWorkflowManager extends DolibarrTriggers
 				}
 			}
 
-			if (!empty($conf->expedition->enabled) && !empty($conf->workflow->enabled) && !empty($conf->global->WORKFLOW_SHIPPING_CLASSIFY_CLOSED_INVOICE)) {
+			if (isModEnabled("expedition") && !empty($conf->workflow->enabled) && !empty($conf->global->WORKFLOW_SHIPPING_CLASSIFY_CLOSED_INVOICE)) {
 				/** @var Facture $object */
 				$object->fetchObjectLinked('', 'shipping', $object->id, $object->element);
 
@@ -200,7 +200,7 @@ class InterfaceWorkflowManager extends DolibarrTriggers
 
 			// Firstly, we set to purchase order to "Billed" if WORKFLOW_INVOICE_AMOUNT_CLASSIFY_BILLED_SUPPLIER_ORDER is set.
 			// After we will set proposals
-			if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && !empty($conf->global->WORKFLOW_INVOICE_AMOUNT_CLASSIFY_BILLED_SUPPLIER_ORDER)) {
+			if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && !empty($conf->global->WORKFLOW_INVOICE_AMOUNT_CLASSIFY_BILLED_SUPPLIER_ORDER)) {
 				$object->fetchObjectLinked('', 'order_supplier', $object->id, $object->element);
 				if (!empty($object->linkedObjects)) {
 					$totalonlinkedelements = 0;
@@ -244,7 +244,7 @@ class InterfaceWorkflowManager extends DolibarrTriggers
 			}
 
 			// Then set reception to "Billed" if WORKFLOW_BILL_ON_RECEPTION is set
-			if (!empty($conf->reception->enabled) && !empty($conf->global->WORKFLOW_BILL_ON_RECEPTION)) {
+			if (isModEnabled("reception") && !empty($conf->global->WORKFLOW_BILL_ON_RECEPTION)) {
 				$object->fetchObjectLinked('', 'reception', $object->id, $object->element);
 				if (!empty($object->linkedObjects)) {
 					$totalonlinkedelements = 0;
@@ -296,7 +296,7 @@ class InterfaceWorkflowManager extends DolibarrTriggers
 		if (($action == 'SHIPPING_VALIDATE') || ($action == 'SHIPPING_CLOSED')) {
 			dol_syslog("Trigger '".$this->name."' for action '$action' launched by ".__FILE__.". id=".$object->id);
 
-			if (!empty($conf->commande->enabled) && !empty($conf->expedition->enabled) && !empty($conf->workflow->enabled) &&
+			if (!empty($conf->commande->enabled) && isModEnabled("expedition") && !empty($conf->workflow->enabled) &&
 				(
 					(!empty($conf->global->WORKFLOW_ORDER_CLASSIFY_SHIPPED_SHIPPING) && ($action == 'SHIPPING_VALIDATE')) ||
 					(!empty($conf->global->WORKFLOW_ORDER_CLASSIFY_SHIPPED_SHIPPING_CLOSED) && ($action == 'SHIPPING_CLOSED'))
@@ -365,7 +365,7 @@ class InterfaceWorkflowManager extends DolibarrTriggers
 		if (($action == 'RECEPTION_VALIDATE') || ($action == 'RECEPTION_CLOSED')) {
 			dol_syslog("Trigger '".$this->name."' for action '$action' launched by ".__FILE__.". id=".$object->id);
 
-			if ((!empty($conf->fournisseur->enabled) || !empty($conf->supplier_order->enabled)) && !empty($conf->reception->enabled) && !empty($conf->workflow->enabled) &&
+			if ((isModEnabled("fournisseur") || isModEnabled("supplier_order")) && isModEnabled("reception") && !empty($conf->workflow->enabled) &&
 				(
 					(!empty($conf->global->WORKFLOW_ORDER_CLASSIFY_RECEIVED_RECEPTION) && ($action == 'RECEPTION_VALIDATE')) ||
 					(!empty($conf->global->WORKFLOW_ORDER_CLASSIFY_RECEIVED_RECEPTION_CLOSED) && ($action == 'RECEPTION_CLOSED'))
diff --git a/htdocs/delivery/card.php b/htdocs/delivery/card.php
index dba3d0de437..0b216df80a1 100644
--- a/htdocs/delivery/card.php
+++ b/htdocs/delivery/card.php
@@ -34,7 +34,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/sendings.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
-if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+if (isModEnabled("product") || isModEnabled("service")) {
 	require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 }
 if (!empty($conf->expedition_bon->enabled)) {
@@ -142,10 +142,10 @@ if ($action == 'add') {
 	if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 			$newlang = $object->thirdparty->default_lang;
 		}
 		if (!empty($newlang)) {
@@ -312,7 +312,7 @@ if ($action == 'create') {    // Create. Seems to no be used
 				$objectsrc = new Commande($db);
 				$objectsrc->fetch($expedition->origin_id);
 			}
-			if ($typeobject == 'propal' && $expedition->origin_id > 0 && !empty($conf->propal->enabled)) {
+			if ($typeobject == 'propal' && $expedition->origin_id > 0 && isModEnabled("propal")) {
 				$objectsrc = new Propal($db);
 				$objectsrc->fetch($expedition->origin_id);
 			}
@@ -409,7 +409,7 @@ if ($action == 'create') {    // Create. Seems to no be used
 				print "</td>\n";
 				print '</tr>';
 			}
-			if ($typeobject == 'propal' && $expedition->origin_id && !empty($conf->propal->enabled)) {
+			if ($typeobject == 'propal' && $expedition->origin_id && isModEnabled("propal")) {
 				$propal = new Propal($db);
 				$propal->fetch($expedition->origin_id);
 				print '<tr><td class="titlefield">'.$langs->trans("RefProposal").'</td>';
diff --git a/htdocs/delivery/class/delivery.class.php b/htdocs/delivery/class/delivery.class.php
index 9edc080701b..9af06f87541 100644
--- a/htdocs/delivery/class/delivery.class.php
+++ b/htdocs/delivery/class/delivery.class.php
@@ -31,7 +31,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/commonincoterm.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (!empty($conf->commande->enabled)) {
diff --git a/htdocs/don/admin/donation.php b/htdocs/don/admin/donation.php
index c56effea73a..9a360f69882 100644
--- a/htdocs/don/admin/donation.php
+++ b/htdocs/don/admin/donation.php
@@ -310,7 +310,7 @@ print '<td width="60" class="center">'.$langs->trans("Value")."</td>\n";
 print '<td></td>';
 print "</tr>\n";
 
-if (!empty($conf->societe->enabled)) {
+if (isModEnabled("societe")) {
 	print '<tr class="oddeven">';
 	print '<td colspan="2">';
 	print $langs->trans("DonationUseThirdparties");
diff --git a/htdocs/don/card.php b/htdocs/don/card.php
index 30a3ec24c6c..a622167819e 100644
--- a/htdocs/don/card.php
+++ b/htdocs/don/card.php
@@ -119,10 +119,10 @@ if (empty($reshook)) {
 				if (method_exists($object, 'generateDocument')) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -211,7 +211,7 @@ if (empty($reshook)) {
 
 		$error = 0;
 
-		if (!empty($conf->societe->enabled) && !empty($conf->global->DONATION_USE_THIRDPARTIES) && !(GETPOST("socid", 'int') > 0)) {
+		if (isModEnabled("societe") && !empty($conf->global->DONATION_USE_THIRDPARTIES) && !(GETPOST("socid", 'int') > 0)) {
 			setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("ThirdParty")), null, 'errors');
 			$action = "create";
 			$error++;
@@ -351,8 +351,8 @@ if (empty($reshook)) {
 		// Define output language
 		$outputlangs = $langs;
 		$newlang='';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && ! empty($_REQUEST['lang_id'])) $newlang=$_REQUEST['lang_id'];
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) $newlang=$object->thirdparty->default_lang;
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && ! empty($_REQUEST['lang_id'])) $newlang=$_REQUEST['lang_id'];
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) $newlang=$object->thirdparty->default_lang;
 		if (! empty($newlang))
 		{
 			$outputlangs = new Translate("",$conf);
@@ -402,7 +402,7 @@ if ($action == 'create') {
 	print '<tr><td class="titlefieldcreate fieldrequired">'.$langs->trans('Ref').'</td><td>'.$langs->trans('Draft').'</td></tr>';
 
 	// Company
-	if (!empty($conf->societe->enabled) && !empty($conf->global->DONATION_USE_THIRDPARTIES)) {
+	if (isModEnabled("societe") && !empty($conf->global->DONATION_USE_THIRDPARTIES)) {
 		// Thirdparty
 		if ($soc->id > 0) {
 			print '<td class="fieldrequired">'.$langs->trans('ThirdParty').'</td>';
@@ -591,7 +591,7 @@ if (!empty($id) && $action == 'edit') {
 	print "</td>";
 	print "</tr>\n";
 
-	if (!empty($conf->societe->enabled) && !empty($conf->global->DONATION_USE_THIRDPARTIES)) {
+	if (isModEnabled("societe") && !empty($conf->global->DONATION_USE_THIRDPARTIES)) {
 		$company = new Societe($db);
 
 		print '<tr><td>'.$langs->trans("ThirdParty").'</td><td colspan="2">';
@@ -756,7 +756,7 @@ if (!empty($id) && $action != 'edit') {
 	print yn($object->public);
 	print '</td></tr>';
 
-	if (!empty($conf->societe->enabled) && !empty($conf->global->DONATION_USE_THIRDPARTIES)) {
+	if (isModEnabled("societe") && !empty($conf->global->DONATION_USE_THIRDPARTIES)) {
 		$company = new Societe($db);
 
 		print '<tr><td>'.$langs->trans("ThirdParty").'</td><td colspan="2">';
diff --git a/htdocs/don/class/paymentdonation.class.php b/htdocs/don/class/paymentdonation.class.php
index 6de83f5570e..e4928ac9363 100644
--- a/htdocs/don/class/paymentdonation.class.php
+++ b/htdocs/don/class/paymentdonation.class.php
@@ -574,7 +574,7 @@ class PaymentDonation extends CommonObject
 
 		$error = 0;
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 			$acc = new Account($this->db);
diff --git a/htdocs/don/payment/card.php b/htdocs/don/payment/card.php
index 363ef6d34ef..1b4ebaaf88e 100644
--- a/htdocs/don/payment/card.php
+++ b/htdocs/don/payment/card.php
@@ -27,7 +27,7 @@ require_once DOL_DOCUMENT_ROOT.'/don/class/don.class.php';
 require_once DOL_DOCUMENT_ROOT.'/don/class/paymentdonation.class.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 }
 
@@ -124,7 +124,7 @@ print '<tr><td>'.$langs->trans('Amount').'</td><td>'.price($object->amount, 0, $
 print '<tr><td>'.$langs->trans('Note').'</td><td>'.nl2br($object->note_public).'</td></tr>';
 
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	if ($object->bank_account) {
 		$bankline = new AccountLine($db);
 		$bankline->fetch($object->bank_line);
diff --git a/htdocs/don/payment/payment.php b/htdocs/don/payment/payment.php
index 80ef94e6213..092f5114141 100644
--- a/htdocs/don/payment/payment.php
+++ b/htdocs/don/payment/payment.php
@@ -66,7 +66,7 @@ if ($action == 'add_payment') {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("Date")), null, 'errors');
 		$error++;
 	}
-	if (!empty($conf->banque->enabled) && !(GETPOST("accountid", 'int') > 0)) {
+	if (isModEnabled("banque") && !(GETPOST("accountid", 'int') > 0)) {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("AccountToCredit")), null, 'errors');
 		$error++;
 	}
diff --git a/htdocs/ecm/index_auto.php b/htdocs/ecm/index_auto.php
index 90ce79be330..4ffe606c79e 100644
--- a/htdocs/ecm/index_auto.php
+++ b/htdocs/ecm/index_auto.php
@@ -309,14 +309,14 @@ llxHeader($moreheadcss.$moreheadjs, $langs->trans("ECMArea"), '', '', '', '', $m
 $rowspan = 0;
 $sectionauto = array();
 if (!empty($conf->global->ECM_AUTO_TREE_ENABLED)) {
-	if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+	if (isModEnabled("product") || isModEnabled("service")) {
 		$langs->load("products");
-		$rowspan++; $sectionauto[] = array('position'=>10, 'level'=>1, 'module'=>'product', 'test'=>(!empty($conf->product->enabled) || !empty($conf->service->enabled)), 'label'=>$langs->trans("ProductsAndServices"), 'desc'=>$langs->trans("ECMDocsByProducts"));
+		$rowspan++; $sectionauto[] = array('position'=>10, 'level'=>1, 'module'=>'product', 'test'=>(isModEnabled("product") || isModEnabled("service")), 'label'=>$langs->trans("ProductsAndServices"), 'desc'=>$langs->trans("ECMDocsByProducts"));
 	}
-	if (!empty($conf->societe->enabled)) {
+	if (isModEnabled("societe")) {
 		$rowspan++; $sectionauto[] = array('position'=>20, 'level'=>1, 'module'=>'company', 'test'=>$conf->societe->enabled, 'label'=>$langs->trans("ThirdParties"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("ThirdParties")));
 	}
-	if (!empty($conf->propal->enabled)) {
+	if (isModEnabled("propal")) {
 		$rowspan++; $sectionauto[] = array('position'=>30, 'level'=>1, 'module'=>'propal', 'test'=>$conf->propal->enabled, 'label'=>$langs->trans("Proposals"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("Proposals")));
 	}
 	if (!empty($conf->contrat->enabled)) {
@@ -332,11 +332,11 @@ if (!empty($conf->global->ECM_AUTO_TREE_ENABLED)) {
 		$langs->load("supplier_proposal");
 		$rowspan++; $sectionauto[] = array('position'=>70, 'level'=>1, 'module'=>'supplier_proposal', 'test'=>$conf->supplier_proposal->enabled, 'label'=>$langs->trans("SupplierProposals"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("SupplierProposals")));
 	}
-	if (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled)) {
-		$rowspan++; $sectionauto[] = array('position'=>80, 'level'=>1, 'module'=>'order_supplier', 'test'=>(!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled)), 'label'=>$langs->trans("SuppliersOrders"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("PurchaseOrders")));
+	if (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order")) {
+		$rowspan++; $sectionauto[] = array('position'=>80, 'level'=>1, 'module'=>'order_supplier', 'test'=>(isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order")), 'label'=>$langs->trans("SuppliersOrders"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("PurchaseOrders")));
 	}
-	if (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_invoice->enabled)) {
-		$rowspan++; $sectionauto[] = array('position'=>90, 'level'=>1, 'module'=>'invoice_supplier', 'test'=>(!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_invoice->enabled)), 'label'=>$langs->trans("SuppliersInvoices"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("SupplierInvoices")));
+	if (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_invoice")) {
+		$rowspan++; $sectionauto[] = array('position'=>90, 'level'=>1, 'module'=>'invoice_supplier', 'test'=>(isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_invoice")), 'label'=>$langs->trans("SuppliersInvoices"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("SupplierInvoices")));
 	}
 	if (!empty($conf->tax->enabled)) {
 		$langs->load("compta");
@@ -363,7 +363,7 @@ if (!empty($conf->global->ECM_AUTO_TREE_ENABLED)) {
 		$langs->load("holiday");
 		$rowspan++; $sectionauto[] = array('position'=>170, 'level'=>1, 'module'=>'holiday', 'test'=>$conf->holiday->enabled, 'label'=>$langs->trans("Holidays"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("Holidays")));
 	}
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		$langs->load("banks");
 		$rowspan++; $sectionauto[] = array('position'=>180, 'level'=>1, 'module'=>'banque', 'test'=>$conf->banque->enabled, 'label'=>$langs->trans("BankAccount"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("BankAccount")));
 		$rowspan++; $sectionauto[] = array('position'=>190, 'level'=>1, 'module'=>'chequereceipt', 'test'=>$conf->banque->enabled, 'label'=>$langs->trans("CheckReceipt"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("CheckReceipt")));
diff --git a/htdocs/ecm/search.php b/htdocs/ecm/search.php
index f348e0835e7..d04983fff11 100644
--- a/htdocs/ecm/search.php
+++ b/htdocs/ecm/search.php
@@ -113,13 +113,13 @@ $userstatic = new User($db);
 // Ajout rubriques automatiques
 $rowspan = 0;
 $sectionauto = array();
-if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
-	$langs->load("products"); $rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'product', 'test'=>(!empty($conf->product->enabled) || !empty($conf->service->enabled)), 'label'=>$langs->trans("ProductsAndServices"), 'desc'=>$langs->trans("ECMDocsByProducts"));
+if (isModEnabled("product") || isModEnabled("service")) {
+	$langs->load("products"); $rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'product', 'test'=>(isModEnabled("product") || isModEnabled("service")), 'label'=>$langs->trans("ProductsAndServices"), 'desc'=>$langs->trans("ECMDocsByProducts"));
 }
-if (!empty($conf->societe->enabled)) {
+if (isModEnabled("societe")) {
 	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'company', 'test'=>$conf->societe->enabled, 'label'=>$langs->trans("ThirdParties"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("ThirdParties")));
 }
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'propal', 'test'=>$conf->propal->enabled, 'label'=>$langs->trans("Proposals"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("Proposals")));
 }
 if (!empty($conf->contrat->enabled)) {
@@ -134,11 +134,11 @@ if (isModEnabled('facture')) {
 if (!empty($conf->supplier_proposal->enabled)) {
 	$langs->load("supplier_proposal"); $rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'supplier_proposal', 'test'=>$conf->supplier_proposal->enabled, 'label'=>$langs->trans("SupplierProposals"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("SupplierProposals")));
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
-	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'order_supplier', 'test'=>((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)), 'label'=>$langs->trans("SuppliersOrders"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("PurchaseOrders")));
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
+	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'order_supplier', 'test'=>((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")), 'label'=>$langs->trans("SuppliersOrders"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("PurchaseOrders")));
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) {
-	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'invoice_supplier', 'test'=>((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)), 'label'=>$langs->trans("SuppliersInvoices"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("SupplierInvoices")));
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) {
+	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'invoice_supplier', 'test'=>((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")), 'label'=>$langs->trans("SuppliersInvoices"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("SupplierInvoices")));
 }
 if (!empty($conf->tax->enabled)) {
 	$langs->load("compta"); $rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'tax', 'test'=>$conf->tax->enabled, 'label'=>$langs->trans("SocialContributions"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("SocialContributions")));
@@ -155,7 +155,7 @@ if (!empty($conf->expensereport->enabled)) {
 if (!empty($conf->holiday->enabled)) {
 	$langs->load("holiday"); $rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'holiday', 'test'=>$conf->holiday->enabled, 'label'=>$langs->trans("Holidays"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("Holidays")));
 }
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	$langs->load("banks"); $rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'banque', 'test'=>$conf->banque->enabled, 'label'=>$langs->trans("BankAccount"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("BankAccount")));
 }
 if (!empty($conf->mrp->enabled)) {
diff --git a/htdocs/expedition/card.php b/htdocs/expedition/card.php
index 52b78aa1e5c..3a0a9869571 100644
--- a/htdocs/expedition/card.php
+++ b/htdocs/expedition/card.php
@@ -47,10 +47,10 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/stock/class/productlot.class.php';
 require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
-if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+if (isModEnabled("product") || isModEnabled("service")) {
 	require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 }
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (!empty($conf->productbatch->enabled)) {
@@ -763,10 +763,10 @@ if (empty($reshook)) {
 				// Define output language
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -878,7 +878,7 @@ if ($action == 'create') {
 			if ($origin == 'commande' && !empty($conf->commande->enabled)) {
 				print $langs->trans("RefOrder");
 			}
-			if ($origin == 'propal' && !empty($conf->propal->enabled)) {
+			if ($origin == 'propal' && isModEnabled("propal")) {
 				print $langs->trans("RefProposal");
 			}
 			print '</td><td colspan="3">';
@@ -1718,7 +1718,7 @@ if ($action == 'create') {
 			$objectsrc = new Commande($db);
 			$objectsrc->fetch($object->$typeobject->id);
 		}
-		if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+		if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 			$objectsrc = new Propal($db);
 			$objectsrc->fetch($object->$typeobject->id);
 		}
@@ -1787,7 +1787,7 @@ if ($action == 'create') {
 			print "</td>\n";
 			print '</tr>';
 		}
-		if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+		if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 			print '<tr><td>';
 			print $langs->trans("RefProposal").'</td>';
 			print '<td colspan="3">';
diff --git a/htdocs/expedition/class/expedition.class.php b/htdocs/expedition/class/expedition.class.php
index 9ce876eb039..5df7108e895 100644
--- a/htdocs/expedition/class/expedition.class.php
+++ b/htdocs/expedition/class/expedition.class.php
@@ -37,7 +37,7 @@
 require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 require_once DOL_DOCUMENT_ROOT."/core/class/commonobjectline.class.php";
 require_once DOL_DOCUMENT_ROOT.'/core/class/commonincoterm.class.php';
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (!empty($conf->commande->enabled)) {
diff --git a/htdocs/expedition/contact.php b/htdocs/expedition/contact.php
index 669c6f8e56d..112d35a63aa 100644
--- a/htdocs/expedition/contact.php
+++ b/htdocs/expedition/contact.php
@@ -57,7 +57,7 @@ if ($id > 0 || !empty($ref)) {
 		$objectsrc = new Commande($db);
 		$objectsrc->fetch($object->$typeobject->id);
 	}
-	if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+	if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 		$objectsrc = new Propal($db);
 		$objectsrc->fetch($object->$typeobject->id);
 	}
@@ -206,7 +206,7 @@ if ($id > 0 || !empty($ref)) {
 		print "</td>\n";
 		print '</tr>';
 	}
-	if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+	if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 		print '<tr><td class="titlefield">';
 		$objectsrc = new Propal($db);
 		$objectsrc->fetch($object->$typeobject->id);
diff --git a/htdocs/expedition/note.php b/htdocs/expedition/note.php
index e391d5be180..c8fc0ff35be 100644
--- a/htdocs/expedition/note.php
+++ b/htdocs/expedition/note.php
@@ -55,7 +55,7 @@ if ($id > 0 || !empty($ref)) {
 		$objectsrc = new Commande($db);
 		$objectsrc->fetch($object->$typeobject->id);
 	}
-	if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+	if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 		$objectsrc = new Propal($db);
 		$objectsrc->fetch($object->$typeobject->id);
 	}
diff --git a/htdocs/expedition/shipment.php b/htdocs/expedition/shipment.php
index bf352ebe5da..0be623ab6bf 100644
--- a/htdocs/expedition/shipment.php
+++ b/htdocs/expedition/shipment.php
@@ -40,10 +40,10 @@ if (!empty($conf->project->enabled)) {
 if (!empty($conf->stock->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 }
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
-if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+if (isModEnabled("product") || isModEnabled("service")) {
 	require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 }
 
diff --git a/htdocs/expensereport/card.php b/htdocs/expensereport/card.php
index 1da36a72e32..4110ba98e1b 100644
--- a/htdocs/expensereport/card.php
+++ b/htdocs/expensereport/card.php
@@ -383,10 +383,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -493,10 +493,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -603,10 +603,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -717,10 +717,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -831,10 +831,10 @@ if (empty($reshook)) {
 					if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 						$outputlangs = $langs;
 						$newlang = '';
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 							$newlang = GETPOST('lang_id', 'aZ09');
 						}
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 							$newlang = $object->thirdparty->default_lang;
 						}
 						if (!empty($newlang)) {
@@ -943,10 +943,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -982,10 +982,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -1011,10 +1011,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -1229,10 +1229,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -1321,10 +1321,10 @@ if (empty($reshook)) {
 					if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 						$outputlangs = $langs;
 						$newlang = '';
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 							$newlang = GETPOST('lang_id', 'aZ09');
 						}
-						if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+						if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 							$newlang = $object->thirdparty->default_lang;
 						}
 						if (!empty($newlang)) {
@@ -1930,7 +1930,7 @@ if ($action == 'create') {
 			// List of payments already done
 			$nbcols = 3;
 			$nbrows = 0;
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				$nbrows++;
 				$nbcols++;
 			}
@@ -1941,7 +1941,7 @@ if ($action == 'create') {
 			print '<td class="liste_titre">'.$langs->trans('Payments').'</td>';
 			print '<td class="liste_titre">'.$langs->trans('Date').'</td>';
 			print '<td class="liste_titre">'.$langs->trans('Type').'</td>';
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				print '<td class="liste_titre right">'.$langs->trans('BankAccount').'</td>';
 			}
 			print '<td class="liste_titre right">'.$langs->trans('Amount').'</td>';
@@ -1983,7 +1983,7 @@ if ($action == 'create') {
 					$labeltype = $langs->trans("PaymentType".$objp->payment_code) != ("PaymentType".$objp->payment_code) ? $langs->trans("PaymentType".$objp->payment_code) : $objp->payment_type;
 					print "<td>".$labeltype.' '.$objp->num_payment."</td>\n";
 					// Bank account
-					if (!empty($conf->banque->enabled)) {
+					if (isModEnabled("banque")) {
 						$bankaccountstatic->id = $objp->baid;
 						$bankaccountstatic->ref = $objp->baref;
 						$bankaccountstatic->label = $objp->baref;
@@ -2767,7 +2767,7 @@ if ($action != 'create' && $action != 'edit' && $action != 'editline') {
 	}
 
 	// If bank module is used
-	if ($user->rights->expensereport->to_paid && !empty($conf->banque->enabled) && $object->status == ExpenseReport::STATUS_APPROVED) {
+	if ($user->rights->expensereport->to_paid && isModEnabled("banque") && $object->status == ExpenseReport::STATUS_APPROVED) {
 		// Pay
 		if ($remaintopay == 0) {
 			print '<div class="inline-block divButAction"><span class="butActionRefused classfortooltip" title="'.$langs->trans("DisabledBecauseRemainderToPayIsZero").'">'.$langs->trans('DoPayment').'</span></div>';
diff --git a/htdocs/expensereport/class/paymentexpensereport.class.php b/htdocs/expensereport/class/paymentexpensereport.class.php
index f7ff6cf7e9c..e871cba86b3 100644
--- a/htdocs/expensereport/class/paymentexpensereport.class.php
+++ b/htdocs/expensereport/class/paymentexpensereport.class.php
@@ -516,7 +516,7 @@ class PaymentExpenseReport extends CommonObject
 
 		$error = 0;
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			include_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 			$acc = new Account($this->db);
diff --git a/htdocs/expensereport/payment/card.php b/htdocs/expensereport/payment/card.php
index 847c059a9c6..c24689a9d69 100644
--- a/htdocs/expensereport/payment/card.php
+++ b/htdocs/expensereport/payment/card.php
@@ -26,7 +26,7 @@ require_once DOL_DOCUMENT_ROOT.'/expensereport/class/expensereport.class.php';
 require_once DOL_DOCUMENT_ROOT.'/expensereport/class/paymentexpensereport.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/modules/expensereport/modules_expensereport.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/expensereport.lib.php';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 }
 
@@ -120,7 +120,7 @@ print '<tr><td class="tdtop">'.$langs->trans('Note').'</td><td colspan="3">'.nl2
 
 $disable_delete = 0;
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	if ($object->bank_account) {
 		$bankline = new AccountLine($db);
 		$bankline->fetch($object->bank_line);
diff --git a/htdocs/expensereport/payment/list.php b/htdocs/expensereport/payment/list.php
index 3f3e017612d..5a08c30f636 100644
--- a/htdocs/expensereport/payment/list.php
+++ b/htdocs/expensereport/payment/list.php
@@ -103,7 +103,7 @@ $arrayfields = array(
 	'u.login'				=>array('label'=>"User", 'checked'=>1, 'position'=>30),
 	'c.libelle'			=>array('label'=>"Type", 'checked'=>1, 'position'=>40),
 	'pndf.num_payment'	=>array('label'=>"Numero", 'checked'=>1, 'position'=>50, 'tooltip'=>"ChequeOrTransferNumber"),
-	'ba.label'			=>array('label'=>"Account", 'checked'=>1, 'position'=>60, 'enable'=>(!empty($conf->banque->enabled))),
+	'ba.label'			=>array('label'=>"Account", 'checked'=>1, 'position'=>60, 'enable'=>(isModEnabled("banque"))),
 	'pndf.amount'			=>array('label'=>"Amount", 'checked'=>1, 'position'=>70),
 );
 $arrayfields = dol_sort_array($arrayfields, 'position');
diff --git a/htdocs/expensereport/payment/payment.php b/htdocs/expensereport/payment/payment.php
index 3676f663ce8..74e0c63151b 100644
--- a/htdocs/expensereport/payment/payment.php
+++ b/htdocs/expensereport/payment/payment.php
@@ -76,7 +76,7 @@ if ($action == 'add_payment') {
 		$error++;
 	}
 
-	if (!empty($conf->banque->enabled) && !($accountid > 0)) {
+	if (isModEnabled("banque") && !($accountid > 0)) {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("AccountToDebit")), null, 'errors');
 		$error++;
 	}
@@ -245,7 +245,7 @@ if ($action == 'create' || empty($action)) {
 	print "</td>\n";
 	print '</tr>';
 
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr>';
 		print '<td class="fieldrequired">'.$langs->trans('AccountToDebit').'</td>';
 		print '<td colspan="2">';
diff --git a/htdocs/fichinter/card.php b/htdocs/fichinter/card.php
index d03cb11a7e0..e2d03790f78 100644
--- a/htdocs/fichinter/card.php
+++ b/htdocs/fichinter/card.php
@@ -173,10 +173,10 @@ if (empty($reshook)) {
 				// Define output language
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -198,10 +198,10 @@ if (empty($reshook)) {
 				// Define output language
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -516,10 +516,10 @@ if (empty($reshook)) {
 			// Define output language
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
@@ -612,10 +612,10 @@ if (empty($reshook)) {
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 			$newlang = $object->thirdparty->default_lang;
 		}
 		if (!empty($newlang)) {
@@ -645,10 +645,10 @@ if (empty($reshook)) {
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 			$newlang = $object->thirdparty->default_lang;
 		}
 		if (!empty($newlang)) {
@@ -665,10 +665,10 @@ if (empty($reshook)) {
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 			$newlang = $object->thirdparty->default_lang;
 		}
 		if (!empty($newlang)) {
@@ -687,10 +687,10 @@ if (empty($reshook)) {
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 			$newlang = $object->thirdparty->default_lang;
 		}
 		if (!empty($newlang)) {
@@ -1645,7 +1645,7 @@ if ($action == 'create') {
 				}
 
 				// Proposal
-				if ($conf->service->enabled && !empty($conf->propal->enabled) && $object->statut > Fichinter::STATUS_DRAFT) {
+				if ($conf->service->enabled && isModEnabled("propal") && $object->statut > Fichinter::STATUS_DRAFT) {
 					$langs->load("propal");
 					if ($object->statut < Fichinter::STATUS_BILLED) {
 						if ($user->rights->propal->creer) {
diff --git a/htdocs/fourn/card.php b/htdocs/fourn/card.php
index fb89cd2c455..7234e54e8f1 100644
--- a/htdocs/fourn/card.php
+++ b/htdocs/fourn/card.php
@@ -328,7 +328,7 @@ if ($object->id > 0) {
 	print '</td>';
 	print '</tr>';
 
-	if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) && !empty($conf->global->ORDER_MANAGE_MIN_AMOUNT)) {
+	if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) && !empty($conf->global->ORDER_MANAGE_MIN_AMOUNT)) {
 		print '<tr class="nowrap">';
 		print '<td>';
 		print $form->editfieldkey("OrderMinAmount", 'supplier_order_min_amount', $object->supplier_order_min_amount, $object, $user->rights->societe->creer);
@@ -408,7 +408,7 @@ if ($object->id > 0) {
 		}
 	}
 
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 		// Box proposals
 		$tmp = $object->getOutstandingOrders('supplier');
 		$outstandingOpened = $tmp['opened'];
@@ -429,7 +429,7 @@ if ($object->id > 0) {
 		}
 	}
 
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) {
 		$warn = '';
 		$tmp = $object->getOutstandingBills('supplier');
 		$outstandingOpened = $tmp['opened'];
@@ -514,7 +514,7 @@ if ($object->id > 0) {
 	/*
 	 * List of products
 	 */
-	if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+	if (isModEnabled("product") || isModEnabled("service")) {
 		$langs->load("products");
 		//Query from product/liste.php
 		$sql = 'SELECT p.rowid, p.ref, p.label, p.fk_product_type, p.entity, p.tosell as status, p.tobuy as status_buy, p.tobatch as status_batch,';
diff --git a/htdocs/fourn/class/api_supplier_invoices.class.php b/htdocs/fourn/class/api_supplier_invoices.class.php
index 17146eecd35..5cc3e5592a2 100644
--- a/htdocs/fourn/class/api_supplier_invoices.class.php
+++ b/htdocs/fourn/class/api_supplier_invoices.class.php
@@ -433,7 +433,7 @@ class SupplierInvoices extends DolibarrApi
 			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
 		}
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			if (empty($accountid)) {
 				throw new RestException(400, 'Bank account ID is mandatory');
 			}
@@ -482,7 +482,7 @@ class SupplierInvoices extends DolibarrApi
 			throw new RestException(400, 'Payment error : '.$paiement->error);
 		}
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			$result = $paiement->addPaymentToBank(DolibarrApiAccess::$user, 'payment_supplier', '(SupplierInvoicePayment)', $accountid, $chqemetteur, $chqbank);
 			if ($result < 0) {
 				$this->db->rollback();
diff --git a/htdocs/fourn/class/fournisseur.commande.class.php b/htdocs/fourn/class/fournisseur.commande.class.php
index d4a0d587f68..d03bb8c2850 100644
--- a/htdocs/fourn/class/fournisseur.commande.class.php
+++ b/htdocs/fourn/class/fournisseur.commande.class.php
@@ -3367,7 +3367,7 @@ class CommandeFournisseur extends CommonOrder
 	{
 		global $conf, $langs;
 
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 			require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.dispatch.class.php';
 
 			$qtydelivered = array();
diff --git a/htdocs/fourn/class/fournisseur.facture.class.php b/htdocs/fourn/class/fournisseur.facture.class.php
index 2135c66dfee..830430f3730 100644
--- a/htdocs/fourn/class/fournisseur.facture.class.php
+++ b/htdocs/fourn/class/fournisseur.facture.class.php
@@ -504,10 +504,10 @@ class FactureFournisseur extends CommonInvoice
 			$outputlangs = $langs;
 			$newlang = '';
 
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && isset($this->thirdparty->default_lang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && isset($this->thirdparty->default_lang)) {
 				$newlang = $this->thirdparty->default_lang; // for proposal, order, invoice, ...
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && isset($this->default_lang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && isset($this->default_lang)) {
 				$newlang = $this->default_lang; // for thirdparty
 			}
 			if (! empty($newlang)) {
diff --git a/htdocs/fourn/class/paiementfourn.class.php b/htdocs/fourn/class/paiementfourn.class.php
index 8fc181e18e0..386c34483de 100644
--- a/htdocs/fourn/class/paiementfourn.class.php
+++ b/htdocs/fourn/class/paiementfourn.class.php
@@ -349,7 +349,7 @@ class PaiementFourn extends Paiement
 							if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 								$newlang = '';
 								$outputlangs = $langs;
-								if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+								if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 									$newlang = $invoice->thirdparty->default_lang;
 								}
 								if (!empty($newlang)) {
diff --git a/htdocs/fourn/commande/card.php b/htdocs/fourn/commande/card.php
index 01cae8860d6..31312c17d5b 100644
--- a/htdocs/fourn/commande/card.php
+++ b/htdocs/fourn/commande/card.php
@@ -46,7 +46,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 if (!empty($conf->supplier_proposal->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/supplier_proposal/class/supplier_proposal.class.php';
 }
-if (!empty($conf->product->enabled)) {
+if (isModEnabled("product")) {
 	require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 }
 if (!empty($conf->project->enabled)) {
@@ -846,10 +846,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -884,10 +884,10 @@ if (empty($reshook)) {
 			// Define output language
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
@@ -926,10 +926,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -989,10 +989,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -1050,10 +1050,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -1742,7 +1742,7 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Bank Account
-	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_SUPPLIER_ORDER) && !empty($conf->banque->enabled)) {
+	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_SUPPLIER_ORDER) && isModEnabled("banque")) {
 		$langs->load("bank");
 		print '<tr><td>'.$langs->trans('BankAccount').'</td><td>';
 		print img_picto('', 'bank_account', 'class="paddingrightonly"');
@@ -2216,7 +2216,7 @@ if ($action == 'create') {
 	}
 
 	// Bank Account
-	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_SUPPLIER_ORDER) && !empty($conf->banque->enabled)) {
+	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_SUPPLIER_ORDER) && isModEnabled("banque")) {
 		print '<tr><td class="nowrap">';
 		print '<table class="nobordernopadding centpercent"><tr><td class="nowrap">';
 		print $langs->trans('BankAccount');
@@ -2561,7 +2561,7 @@ if ($action == 'create') {
 					}
 
 					if (in_array($object->statut, array(3, 4, 5))) {
-						if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) && $usercanreceive) {
+						if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) && $usercanreceive) {
 							print '<div class="inline-block divButAction"><a class="butAction" href="'.DOL_URL_ROOT.'/fourn/commande/dispatch.php?id='.$object->id.'">'.$labelofbutton.'</a></div>';
 						} else {
 							print '<div class="inline-block divButAction"><a class="butActionRefused classfortooltip" href="#" title="'.dol_escape_htmltag($langs->trans("NotAllowed")).'">'.$labelofbutton.'</a></div>';
@@ -2587,7 +2587,7 @@ if ($action == 'create') {
 				// Create bill
 				//if (isModEnabled('facture'))
 				//{
-				if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) && ($object->statut >= 2 && $object->statut != 7 && $object->billed != 1)) {  // statut 2 means approved, 7 means canceled
+				if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) && ($object->statut >= 2 && $object->statut != 7 && $object->billed != 1)) {  // statut 2 means approved, 7 means canceled
 					if ($user->rights->fournisseur->facture->creer || $user->rights->supplier_invoice->creer) {
 						print '<a class="butAction" href="'.DOL_URL_ROOT.'/fourn/facture/card.php?action=create&amp;origin='.$object->element.'&amp;originid='.$object->id.'&amp;socid='.$object->socid.'">'.$langs->trans("CreateBill").'</a>';
 					}
diff --git a/htdocs/fourn/commande/dispatch.php b/htdocs/fourn/commande/dispatch.php
index c20768e8f38..2fb86bdd025 100644
--- a/htdocs/fourn/commande/dispatch.php
+++ b/htdocs/fourn/commande/dispatch.php
@@ -1191,7 +1191,7 @@ if ($id > 0 || !empty($ref)) {
 			// Status
 			if (!empty($conf->global->SUPPLIER_ORDER_USE_DISPATCH_STATUS) && empty($reception->rowid)) {
 				print '<td class="center" colspan="2">'.$langs->trans("Status").'</td>';
-			} elseif (!empty($conf->reception->enabled)) {
+			} elseif (isModEnabled("reception")) {
 				print '<td class="center"></td>';
 			}
 
@@ -1218,7 +1218,7 @@ if ($id > 0 || !empty($ref)) {
 				print '<tr class="oddeven" id="line_'.$objp->dispatchlineid.'" >';
 
 				// Reception ref
-				if (!empty($conf->reception->enabled)) {
+				if (isModEnabled("reception")) {
 					print '<td>';
 					if (!empty($objp->fk_reception)) {
 						$reception = new Reception($db);
@@ -1335,7 +1335,7 @@ if ($id > 0 || !empty($ref)) {
 						}
 					}
 					print '</td>';
-				} elseif (!empty($conf->reception->enabled)) {
+				} elseif (isModEnabled("reception")) {
 					print '<td class="right">';
 					if (!empty($reception->id)) {
 						print $reception->getLibStatut(5);
diff --git a/htdocs/fourn/commande/index.php b/htdocs/fourn/commande/index.php
index 7d6b3b6936a..052876f0616 100644
--- a/htdocs/fourn/commande/index.php
+++ b/htdocs/fourn/commande/index.php
@@ -172,7 +172,7 @@ if ($resql) {
  * Draft orders
  */
 
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 	$sql = "SELECT c.rowid, c.ref, s.nom as name, s.rowid as socid";
 	$sql .= " FROM ".MAIN_DB_PREFIX."commande_fournisseur as c";
 	$sql .= ", ".MAIN_DB_PREFIX."societe as s";
diff --git a/htdocs/fourn/facture/card.php b/htdocs/fourn/facture/card.php
index bd06da5f987..ddf54ba0727 100644
--- a/htdocs/fourn/facture/card.php
+++ b/htdocs/fourn/facture/card.php
@@ -45,7 +45,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
-if (!empty($conf->product->enabled)) {
+if (isModEnabled("product")) {
 	require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 	require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
 }
@@ -229,10 +229,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -273,9 +273,9 @@ if (empty($reshook)) {
 			// Define output language
 			/*$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id','aZ09'))
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id','aZ09'))
 				$newlang = GETPOST('lang_id','aZ09');
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang))
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang))
 				$newlang = $object->thirdparty->default_lang;
 			if (! empty($newlang)) {
 				$outputlangs = new Translate("", $conf);
@@ -342,10 +342,10 @@ if (empty($reshook)) {
 			// Define output language
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
@@ -501,10 +501,10 @@ if (empty($reshook)) {
 		if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
 			}
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
@@ -1648,10 +1648,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -1748,10 +1748,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -2401,7 +2401,7 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Bank Account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td>'.$langs->trans('BankAccount').'</td><td>';
 		print img_picto('', 'bank_account', 'class="pictofixedwidth"').$form->select_comptes((GETPOSTISSET('fk_account') ?GETPOST('fk_account', 'alpha') : $fk_account), 'fk_account', 0, '', 1, '', 0, 'maxwidth200 widthcentpercentminusx', 1);
 		print '</td></tr>';
@@ -3095,7 +3095,7 @@ if ($action == 'create') {
 		}
 
 		// Bank Account
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<tr><td class="nowrap">';
 			print '<table width="100%" class="nobordernopadding"><tr><td class="nowrap">';
 			print $langs->trans('BankAccount');
@@ -3250,7 +3250,7 @@ if ($action == 'create') {
 		if (!empty($conf->project->enabled)) {
 			$nbrows++;
 		}
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			$nbrows++; $nbcols++;
 		}
 		if (!empty($conf->incoterm->enabled)) {
@@ -3291,7 +3291,7 @@ if ($action == 'create') {
 			print '<td class="liste_titre">'.($object->type == FactureFournisseur::TYPE_CREDIT_NOTE ? $langs->trans("PaymentsBack") : $langs->trans('Payments')).'</td>';
 			print '<td>'.$langs->trans('Date').'</td>';
 			print '<td>'.$langs->trans('Type').'</td>';
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				print '<td class="right">'.$langs->trans('BankAccount').'</td>';
 			}
 			print '<td class="right">'.$langs->trans('Amount').'</td>';
@@ -3316,7 +3316,7 @@ if ($action == 'create') {
 					print '<td>';
 					print $form->form_modes_reglement(null, $objp->paiement_type, 'none').' '.$objp->num_payment;
 					print '</td>';
-					if (!empty($conf->banque->enabled)) {
+					if (isModEnabled("banque")) {
 						$bankaccountstatic->id = $objp->baid;
 						$bankaccountstatic->ref = $objp->baref;
 						$bankaccountstatic->label = $objp->baref;
diff --git a/htdocs/fourn/facture/paiement.php b/htdocs/fourn/facture/paiement.php
index 832e93ff026..09507929daf 100644
--- a/htdocs/fourn/facture/paiement.php
+++ b/htdocs/fourn/facture/paiement.php
@@ -224,7 +224,7 @@ if (empty($reshook)) {
 			$error++;
 		}
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			// If bank module is on, account is required to enter a payment
 			if (GETPOST('accountid') <= 0) {
 				setEventMessages($langs->transnoentities('ErrorFieldRequired', $langs->transnoentities('AccountToCredit')), null, 'errors');
@@ -504,7 +504,7 @@ if ($action == 'create' || $action == 'confirm_paiement' || $action == 'add_paie
 			print '<tr><td class="fieldrequired">'.$langs->trans('PaymentMode').'</td><td>';
 			$form->select_types_paiements(!GETPOST('paiementid') ? $obj->fk_mode_reglement : GETPOST('paiementid'), 'paiementid');
 			print '</td>';
-			if (!empty($conf->banque->enabled)) {
+			if (isModEnabled("banque")) {
 				print '<tr><td class="fieldrequired">'.$langs->trans('Account').'</td><td>';
 				print img_picto('', 'bank_account', 'class="pictofixedwidth"');
 				print $form->select_comptes(empty($accountid) ? $obj->fk_account : $accountid, 'accountid', 0, '', 2, '', 0, 'widthcentpercentminusx maxwidth500', 1);
diff --git a/htdocs/fourn/index.php b/htdocs/fourn/index.php
index 1dc3e963db7..68a6d663d8a 100644
--- a/htdocs/fourn/index.php
+++ b/htdocs/fourn/index.php
@@ -99,7 +99,7 @@ if ($resql) {
 
 
 // Draft orders
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 	$langs->load("orders");
 
 	$sql = "SELECT cf.rowid, cf.ref, cf.total_ttc,";
@@ -157,7 +157,7 @@ if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SU
 }
 
 // Draft invoices
-if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) && $user->rights->fournisseur->facture->lire) {
+if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) && $user->rights->fournisseur->facture->lire) {
 	$sql = "SELECT ff.ref_supplier, ff.rowid, ff.total_ttc, ff.type";
 	$sql .= ", s.nom as name, s.rowid as socid";
 	$sql .= " FROM ".MAIN_DB_PREFIX."facture_fourn as ff";
diff --git a/htdocs/fourn/paiement/card.php b/htdocs/fourn/paiement/card.php
index 3c2c864346a..d9144b3a83f 100644
--- a/htdocs/fourn/paiement/card.php
+++ b/htdocs/fourn/paiement/card.php
@@ -220,7 +220,7 @@ if ($result > 0) {
 
 	$allow_delete = 1;
 	// Bank account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		if ($object->fk_account) {
 			$bankline = new AccountLine($db);
 			$bankline->fetch($object->bank_line);
diff --git a/htdocs/fourn/paiement/document.php b/htdocs/fourn/paiement/document.php
index a8a41b3fde6..58d04d097d5 100644
--- a/htdocs/fourn/paiement/document.php
+++ b/htdocs/fourn/paiement/document.php
@@ -124,7 +124,7 @@ if ($object->id > 0) {
 
 	$allow_delete = 1;
 	// Bank account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		if ($object->fk_account) {
 			$bankline = new AccountLine($db);
 			$bankline->fetch($object->bank_line);
diff --git a/htdocs/fourn/paiement/list.php b/htdocs/fourn/paiement/list.php
index 13812e3595f..edffba6a7a8 100644
--- a/htdocs/fourn/paiement/list.php
+++ b/htdocs/fourn/paiement/list.php
@@ -103,7 +103,7 @@ $arrayfields = array(
 	's.nom'				=>array('label'=>"ThirdParty", 'checked'=>1, 'position'=>30),
 	'c.libelle'			=>array('label'=>"Type", 'checked'=>1, 'position'=>40),
 	'p.num_paiement'	=>array('label'=>"Numero", 'checked'=>1, 'position'=>50, 'tooltip'=>"ChequeOrTransferNumber"),
-	'ba.label'			=>array('label'=>"Account", 'checked'=>1, 'position'=>60, 'enable'=>(!empty($conf->banque->enabled))),
+	'ba.label'			=>array('label'=>"Account", 'checked'=>1, 'position'=>60, 'enable'=>(isModEnabled("banque"))),
 	'p.amount'			=>array('label'=>"Amount", 'checked'=>1, 'position'=>70),
 );
 $arrayfields = dol_sort_array($arrayfields, 'position');
diff --git a/htdocs/fourn/recap-fourn.php b/htdocs/fourn/recap-fourn.php
index 0e551d4e16d..b5489a3d8e0 100644
--- a/htdocs/fourn/recap-fourn.php
+++ b/htdocs/fourn/recap-fourn.php
@@ -63,7 +63,7 @@ if ($socid > 0) {
 	dol_banner_tab($societe, 'socid', '', ($user->socid ? 0 : 1), 'rowid', 'nom');
 	print dol_get_fiche_end();
 
-	if ((!empty($conf->fournisseur->enabled) && $user->rights->fournisseur->facture->lire && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_invoice->enabled) && $user->rights->supplier_invoice->lire)) {
+	if ((isModEnabled("fournisseur") && $user->rights->fournisseur->facture->lire && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_invoice") && $user->rights->supplier_invoice->lire)) {
 		// Invoice list
 		print load_fiche_titre($langs->trans("SupplierPreview"));
 
diff --git a/htdocs/install/upgrade2.php b/htdocs/install/upgrade2.php
index 66200898e95..a9e48c96bf3 100644
--- a/htdocs/install/upgrade2.php
+++ b/htdocs/install/upgrade2.php
@@ -2037,7 +2037,7 @@ function migrate_modeles($db, $langs, $conf)
 		}
 	}
 
-	if (!empty($conf->expedition->enabled)) {
+	if (isModEnabled("expedition")) {
 		include_once DOL_DOCUMENT_ROOT.'/core/modules/expedition/modules_expedition.php';
 		$modellist = ModelePDFExpedition::liste_modeles($db);
 		if (count($modellist) == 0) {
diff --git a/htdocs/intracommreport/list.php b/htdocs/intracommreport/list.php
index 1478dbea83f..2c47ab3c7a2 100644
--- a/htdocs/intracommreport/list.php
+++ b/htdocs/intracommreport/list.php
@@ -121,7 +121,7 @@ $isInEEC = isInEEC($mysoc);
 $arrayfields = array(
 	'i.ref' => array('label'=>$langs->trans("Ref"), 'checked'=>1),
 	'i.label' => array('label'=>$langs->trans("Label"), 'checked'=>1),
-	'i.fk_product_type'=>array('label'=>$langs->trans("Type"), 'checked'=>0, 'enabled'=>(!empty($conf->produit->enabled) && !empty($conf->service->enabled))),
+	'i.fk_product_type'=>array('label'=>$langs->trans("Type"), 'checked'=>0, 'enabled'=>(!empty($conf->produit->enabled) && isModEnabled("service"))),
 );
 /*
 // Extra fields
diff --git a/htdocs/loan/card.php b/htdocs/loan/card.php
index f3d83a1d37d..d209c64d088 100644
--- a/htdocs/loan/card.php
+++ b/htdocs/loan/card.php
@@ -274,7 +274,7 @@ if ($action == 'create') {
 	print '<tr><td class="fieldrequired titlefieldcreate">'.$langs->trans("Label").'</td><td><input name="label" class="minwidth300" maxlength="255" value="'.dol_escape_htmltag(GETPOST('label')).'" autofocus="autofocus"></td></tr>';
 
 	// Bank account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td class="fieldrequired">'.$langs->trans("Account").'</td><td>';
 		$form->select_comptes(GETPOST("accountid"), "accountid", 0, "courant=1", 1); // Show list of bank account with courant
 		print '</td></tr>';
diff --git a/htdocs/loan/class/paymentloan.class.php b/htdocs/loan/class/paymentloan.class.php
index ae31a8314aa..3ce8af01790 100644
--- a/htdocs/loan/class/paymentloan.class.php
+++ b/htdocs/loan/class/paymentloan.class.php
@@ -497,7 +497,7 @@ class PaymentLoan extends CommonObject
 		$error = 0;
 		$this->db->begin();
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 			$acc = new Account($this->db);
diff --git a/htdocs/loan/payment/card.php b/htdocs/loan/payment/card.php
index 198025215b7..8f7ad7da44c 100644
--- a/htdocs/loan/payment/card.php
+++ b/htdocs/loan/payment/card.php
@@ -24,7 +24,7 @@
 require '../../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/loan/class/loan.class.php';
 require_once DOL_DOCUMENT_ROOT.'/loan/class/paymentloan.class.php';
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 }
 
@@ -129,7 +129,7 @@ print '<tr><td>'.$langs->trans('NotePrivate').'</td><td>'.nl2br($payment->note_p
 print '<tr><td>'.$langs->trans('NotePublic').'</td><td>'.nl2br($payment->note_public).'</td></tr>';
 
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	if ($payment->bank_account) {
 		$bankline = new AccountLine($db);
 		$bankline->fetch($payment->bank_line);
diff --git a/htdocs/loan/payment/payment.php b/htdocs/loan/payment/payment.php
index 113c1151e24..c20c3978571 100644
--- a/htdocs/loan/payment/payment.php
+++ b/htdocs/loan/payment/payment.php
@@ -105,7 +105,7 @@ if ($action == 'add_payment') {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("Date")), null, 'errors');
 		$error++;
 	}
-	if (!empty($conf->banque->enabled) && !GETPOST('accountid', 'int') > 0) {
+	if (isModEnabled("banque") && !GETPOST('accountid', 'int') > 0) {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("AccountToCredit")), null, 'errors');
 		$error++;
 	}
diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 675d7273c51..6a0fda06cb0 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -2440,7 +2440,7 @@ function printDropdownQuickadd()
 				"title" => "MenuNewThirdParty@companies",
 				"name" => "ThirdParty@companies",
 				"picto" => "object_company",
-				"activation" => !empty($conf->societe->enabled) && $user->hasRight("societe", "write"), // vs hooking
+				"activation" => isModEnabled("societe") && $user->hasRight("societe", "write"), // vs hooking
 				"position" => 10,
 			),
 			array(
@@ -2448,7 +2448,7 @@ function printDropdownQuickadd()
 				"title" => "NewContactAddress@companies",
 				"name" => "Contact@companies",
 				"picto" => "object_contact",
-				"activation" => !empty($conf->societe->enabled) && $user->hasRight("societe", "contact", "write"), // vs hooking
+				"activation" => isModEnabled("societe") && $user->hasRight("societe", "contact", "write"), // vs hooking
 				"position" => 20,
 			),
 			array(
@@ -2456,7 +2456,7 @@ function printDropdownQuickadd()
 				"title" => "NewPropal@propal",
 				"name" => "Proposal@propal",
 				"picto" => "object_propal",
-				"activation" => !empty($conf->propal->enabled) && $user->hasRight("propale", "write"), // vs hooking
+				"activation" => isModEnabled("propal") && $user->hasRight("propale", "write"), // vs hooking
 				"position" => 30,
 			),
 
@@ -2497,7 +2497,7 @@ function printDropdownQuickadd()
 				"title" => "NewSupplierOrderShort@orders",
 				"name" => "SupplierOrder@orders",
 				"picto" => "supplier_order",
-				"activation" => (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->hasRight("fournisseur", "commande", "write")) || (!empty($conf->supplier_order->enabled) && $user->hasRight("supplier_invoice", "write")), // vs hooking
+				"activation" => (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->hasRight("fournisseur", "commande", "write")) || (isModEnabled("supplier_order") && $user->hasRight("supplier_invoice", "write")), // vs hooking
 				"position" => 80,
 			),
 			array(
@@ -2505,7 +2505,7 @@ function printDropdownQuickadd()
 				"title" => "NewBill@bills",
 				"name" => "SupplierBill@bills",
 				"picto" => "supplier_invoice",
-				"activation" => (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->hasRight("fournisseur", "facture", "write")) || (!empty($conf->supplier_invoice->enabled) && $user->hasRight("supplier_invoice", "write")), // vs hooking
+				"activation" => (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) && $user->hasRight("fournisseur", "facture", "write")) || (isModEnabled("supplier_invoice") && $user->hasRight("supplier_invoice", "write")), // vs hooking
 				"position" => 90,
 			),
 			array(
@@ -2513,7 +2513,7 @@ function printDropdownQuickadd()
 				"title" => "NewProduct@products",
 				"name" => "Product@products",
 				"picto" => "object_product",
-				"activation" => !empty($conf->product->enabled) && $user->hasRight("produit", "write"), // vs hooking
+				"activation" => isModEnabled("product") && $user->hasRight("produit", "write"), // vs hooking
 				"position" => 100,
 			),
 			array(
@@ -2521,7 +2521,7 @@ function printDropdownQuickadd()
 				"title" => "NewService@products",
 				"name" => "Service@products",
 				"picto" => "object_service",
-				"activation" => !empty($conf->service->enabled) && $user->hasRight("service", "write"), // vs hooking
+				"activation" => isModEnabled("service") && $user->hasRight("service", "write"), // vs hooking
 				"position" => 110,
 			),
 			array(
diff --git a/htdocs/margin/tabs/thirdpartyMargins.php b/htdocs/margin/tabs/thirdpartyMargins.php
index c69c0443e28..363af100cbe 100644
--- a/htdocs/margin/tabs/thirdpartyMargins.php
+++ b/htdocs/margin/tabs/thirdpartyMargins.php
@@ -129,7 +129,7 @@ if ($socid > 0) {
 		print '</td></tr>';
 	}
 
-	if (((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) && $object->fournisseur) {
+	if (((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) && $object->fournisseur) {
 		print '<tr><td class="titlefield">';
 		print $langs->trans('SupplierCode').'</td><td colspan="3">';
 		print showValueWithClipboardCPButton(dol_escape_htmltag($object->code_fournisseur));
diff --git a/htdocs/mrp/mo_card.php b/htdocs/mrp/mo_card.php
index 2c333ff616e..032f9a7961c 100644
--- a/htdocs/mrp/mo_card.php
+++ b/htdocs/mrp/mo_card.php
@@ -202,10 +202,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
diff --git a/htdocs/mrp/mo_production.php b/htdocs/mrp/mo_production.php
index d6fc14b33ae..0f734df6ae9 100644
--- a/htdocs/mrp/mo_production.php
+++ b/htdocs/mrp/mo_production.php
@@ -396,10 +396,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
diff --git a/htdocs/partnership/class/partnershiputils.class.php b/htdocs/partnership/class/partnershiputils.class.php
index 9ad2e5b7ca2..874059431e1 100644
--- a/htdocs/partnership/class/partnershiputils.class.php
+++ b/htdocs/partnership/class/partnershiputils.class.php
@@ -157,7 +157,7 @@ class PartnershipUtils
 							// Define output language
 							$outputlangs = $langs;
 							$newlang = '';
-							if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) $newlang = GETPOST('lang_id', 'aZ09');
+							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) $newlang = GETPOST('lang_id', 'aZ09');
 							if (!empty($newlang)) {
 								$outputlangs = new Translate("", $conf);
 								$outputlangs->setDefaultLang($newlang);
@@ -323,7 +323,7 @@ class PartnershipUtils
 								// Define output language
 								$outputlangs = $langs;
 								$newlang = '';
-								if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) $newlang = GETPOST('lang_id', 'aZ09');
+								if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) $newlang = GETPOST('lang_id', 'aZ09');
 								if (!empty($newlang)) {
 									$outputlangs = new Translate("", $conf);
 									$outputlangs->setDefaultLang($newlang);
diff --git a/htdocs/partnership/partnership_card.php b/htdocs/partnership/partnership_card.php
index 25f8b286fb5..fb826efcd91 100644
--- a/htdocs/partnership/partnership_card.php
+++ b/htdocs/partnership/partnership_card.php
@@ -129,10 +129,10 @@ if (empty($reshook)) {
 				if (method_exists($object, 'generateDocument')) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -161,10 +161,10 @@ if (empty($reshook)) {
 				if (method_exists($object, 'generateDocument')) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
diff --git a/htdocs/paybox/admin/paybox.php b/htdocs/paybox/admin/paybox.php
index 710cef4f25c..f651ba43760 100644
--- a/htdocs/paybox/admin/paybox.php
+++ b/htdocs/paybox/admin/paybox.php
@@ -226,7 +226,7 @@ print '<br><span class="opacitymedium">'.$langs->trans("Example").': '.$mysoc->n
 print '</td></tr>';
 
 
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print '<tr class="oddeven"><td>';
 	print $langs->trans("BankAccount").'</td><td>';
 	$form->select_comptes($conf->global->PAYBOX_BANK_ACCOUNT_FOR_PAYMENTS, 'PAYBOX_BANK_ACCOUNT_FOR_PAYMENTS', 0, '', 1);
diff --git a/htdocs/paypal/admin/paypal.php b/htdocs/paypal/admin/paypal.php
index 197676d74e7..d5142c851d9 100644
--- a/htdocs/paypal/admin/paypal.php
+++ b/htdocs/paypal/admin/paypal.php
@@ -244,7 +244,7 @@ print '<input size="64" type="text" name="ONLINE_PAYMENT_CREDITOR" value="'.$con
 print ' &nbsp; <span class="opacitymedium">'.$langs->trans("Example").': '.$mysoc->name.'</span>';
 print '</td></tr>';
 
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print '<tr class="oddeven"><td>';
 	print $langs->trans("BankAccount").'</td><td>';
 	print img_picto('', 'bank_account').' ';
diff --git a/htdocs/product/admin/product.php b/htdocs/product/admin/product.php
index eeeaa094f29..6c3497c22ae 100644
--- a/htdocs/product/admin/product.php
+++ b/htdocs/product/admin/product.php
@@ -596,7 +596,7 @@ print $form->selectPriceBaseType($conf->global->PRODUCT_PRICE_BASE_TYPE, "price_
 print '</td>';
 print '</tr>';
 
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 	print '<tr class="oddeven">';
 	print '<td>'.$langs->trans("UseProductSupplierPackaging").'</td>';
 	print '<td align="right">';
diff --git a/htdocs/product/card.php b/htdocs/product/card.php
index f0c765e59e9..761fe2a148f 100644
--- a/htdocs/product/card.php
+++ b/htdocs/product/card.php
@@ -54,7 +54,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/modules/product/modules_product.class.php';
 
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (isModEnabled('facture')) {
@@ -136,14 +136,14 @@ if ($id > 0 || !empty($ref)) {
 	if ($result < 0) {
 		dol_print_error($db, $object->error, $object->errors);
 	}
-	if (!empty($conf->product->enabled)) {
+	if (isModEnabled("product")) {
 		$upload_dir = $conf->product->multidir_output[$object->entity].'/'.get_exdir(0, 0, 0, 0, $object, 'product').dol_sanitizeFileName($object->ref);
-	} elseif (!empty($conf->service->enabled)) {
+	} elseif (isModEnabled("service")) {
 		$upload_dir = $conf->service->multidir_output[$object->entity].'/'.get_exdir(0, 0, 0, 0, $object, 'product').dol_sanitizeFileName($object->ref);
 	}
 
 	if (!empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO)) {    // For backward compatiblity, we scan also old dirs
-		if (!empty($conf->product->enabled)) {
+		if (isModEnabled("product")) {
 			$upload_dirold = $conf->product->multidir_output[$object->entity].'/'.substr(substr("000".$object->id, -2), 1, 1).'/'.substr(substr("000".$object->id, -2), 0, 1).'/'.$object->id."/photos";
 		} else {
 			$upload_dirold = $conf->service->multidir_output[$object->entity].'/'.substr(substr("000".$object->id, -2), 1, 1).'/'.substr(substr("000".$object->id, -2), 0, 1).'/'.$object->id."/photos";
@@ -2298,7 +2298,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 			print '<table class="border tableforfield centpercent">';
 
 			// Type
-			if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+			if (isModEnabled("product") && isModEnabled("service")) {
 				$typeformat = 'select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
 				print '<tr><td class="titlefield">';
 				print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, $usercancreate, $typeformat) : $langs->trans('Type');
@@ -2798,7 +2798,7 @@ if (!empty($conf->global->PRODUCT_ADD_FORM_ADD_TO) && $object->id && ($action ==
 	//print '<div class="fichecenter"><div class="fichehalfleft">';
 
 	// Propals
-	if (!empty($conf->propal->enabled) && $user->rights->propale->creer) {
+	if (isModEnabled("propal") && $user->rights->propale->creer) {
 		$propal = new Propal($db);
 
 		$langs->load("propal");
diff --git a/htdocs/product/class/product.class.php b/htdocs/product/class/product.class.php
index a865a1f2343..1a157ed9171 100644
--- a/htdocs/product/class/product.class.php
+++ b/htdocs/product/class/product.class.php
@@ -5463,7 +5463,7 @@ class Product extends CommonObject
 			}
 			$stock_commande_client = $this->stats_commande['qty'];
 		}
-		if (!empty($conf->expedition->enabled)) {
+		if (isModEnabled("expedition")) {
 			require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 			$filterShipmentStatus = '';
 			if (!empty($conf->global->STOCK_CALCULATE_ON_SHIPMENT)) {
@@ -5477,7 +5477,7 @@ class Product extends CommonObject
 			}
 			$stock_sending_client = $this->stats_expedition['qty'];
 		}
-		if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+		if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 			$filterStatus = empty($conf->global->SUPPLIER_ORDER_STATUS_FOR_VIRTUAL_STOCK) ? '3,4' : $conf->global->SUPPLIER_ORDER_STATUS_FOR_VIRTUAL_STOCK;
 			if (isset($includedraftpoforvirtual)) {
 				$filterStatus = '0,1,2,'.$filterStatus;	// 1,2 may have already been inside $filterStatus but it is better to have twice than missing $filterStatus does not include them
@@ -5488,7 +5488,7 @@ class Product extends CommonObject
 			}
 			$stock_commande_fournisseur = $this->stats_commande_fournisseur['qty'];
 		}
-		if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && empty($conf->reception->enabled)) {
+		if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && empty($conf->reception->enabled)) {
 			// Case module reception is not used
 			$filterStatus = '4';
 			if (isset($includedraftpoforvirtual)) {
@@ -5500,7 +5500,7 @@ class Product extends CommonObject
 			}
 			$stock_reception_fournisseur = $this->stats_reception['qty'];
 		}
-		if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && !empty($conf->reception->enabled)) {
+		if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && isModEnabled("reception")) {
 			// Case module reception is used
 			$filterStatus = '4';
 			if (isset($includedraftpoforvirtual)) {
diff --git a/htdocs/product/class/propalmergepdfproduct.class.php b/htdocs/product/class/propalmergepdfproduct.class.php
index 00c492f91de..e69c75c7336 100644
--- a/htdocs/product/class/propalmergepdfproduct.class.php
+++ b/htdocs/product/class/propalmergepdfproduct.class.php
@@ -403,7 +403,7 @@ class Propalmergepdfproduct extends CommonObject
 			$sql = "DELETE FROM ".$this->db->prefix()."propal_merge_pdf_product";
 			$sql .= " WHERE fk_product = ".((int) $product_id);
 
-			if ($conf->global->MAIN_MULTILANGS && !empty($lang_id)) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && !empty($lang_id)) {
 				$sql .= " AND lang = '".$this->db->escape($lang_id)."'";
 			}
 
diff --git a/htdocs/product/composition/card.php b/htdocs/product/composition/card.php
index 2e4962066e9..e6a3b3171bc 100644
--- a/htdocs/product/composition/card.php
+++ b/htdocs/product/composition/card.php
@@ -231,7 +231,7 @@ if ($id > 0 || !empty($ref)) {
 			print '<table class="border centpercent tableforfield">';
 
 			// Type
-			if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+			if (isModEnabled("product") && isModEnabled("service")) {
 				$typeformat = 'select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
 				print '<tr><td class="titlefield">';
 				print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, $usercancreate, $typeformat) : $langs->trans('Type');
diff --git a/htdocs/product/document.php b/htdocs/product/document.php
index 79ff858ba6e..d83a684a308 100644
--- a/htdocs/product/document.php
+++ b/htdocs/product/document.php
@@ -79,14 +79,14 @@ $object = new Product($db);
 if ($id > 0 || !empty($ref)) {
 	$result = $object->fetch($id, $ref);
 
-	if (!empty($conf->product->enabled)) {
+	if (isModEnabled("product")) {
 		$upload_dir = $conf->product->multidir_output[$object->entity].'/'.get_exdir(0, 0, 0, 1, $object, 'product');
-	} elseif (!empty($conf->service->enabled)) {
+	} elseif (isModEnabled("service")) {
 		$upload_dir = $conf->service->multidir_output[$object->entity].'/'.get_exdir(0, 0, 0, 1, $object, 'product');
 	}
 
 	if (!empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO)) {    // For backward compatiblity, we scan also old dirs
-		if (!empty($conf->product->enabled)) {
+		if (isModEnabled("product")) {
 			$upload_dirold = $conf->product->multidir_output[$object->entity].'/'.substr(substr("000".$object->id, -2), 1, 1).'/'.substr(substr("000".$object->id, -2), 0, 1).'/'.$object->id."/photos";
 		} else {
 			$upload_dirold = $conf->service->multidir_output[$object->entity].'/'.substr(substr("000".$object->id, -2), 1, 1).'/'.substr(substr("000".$object->id, -2), 0, 1).'/'.$object->id."/photos";
diff --git a/htdocs/product/fournisseurs.php b/htdocs/product/fournisseurs.php
index db4fdedbc01..55cbbf8e34a 100644
--- a/htdocs/product/fournisseurs.php
+++ b/htdocs/product/fournisseurs.php
@@ -397,7 +397,7 @@ if ($id > 0 || $ref) {
 			print '<table class="border tableforfield centpercent">';
 
 			// Type
-			if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+			if (isModEnabled("product") && isModEnabled("service")) {
 				$typeformat = 'select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
 				print '<tr><td class="">';
 				print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, 0, $typeformat) : $langs->trans('Type');
diff --git a/htdocs/product/index.php b/htdocs/product/index.php
index 40141fce304..f2b29926b21 100644
--- a/htdocs/product/index.php
+++ b/htdocs/product/index.php
@@ -90,7 +90,7 @@ print '<div class="fichecenter"><div class="fichethirdleft">';
 
 if (!empty($conf->global->MAIN_SEARCH_FORM_ON_HOME_AREAS)) {     // This may be useless due to the global search combo
 	// Search contract
-	if ((!empty($conf->product->enabled) || !empty($conf->service->enabled)) && ($user->rights->produit->lire || $user->rights->service->lire)) {
+	if ((isModEnabled("product") || isModEnabled("service")) && ($user->rights->produit->lire || $user->rights->service->lire)) {
 		$listofsearchfields['search_product'] = array('text'=>'ProductOrService');
 	}
 
@@ -123,7 +123,7 @@ if (!empty($conf->global->MAIN_SEARCH_FORM_ON_HOME_AREAS)) {     // This may be
 /*
  * Number of products and/or services
  */
-if ((!empty($conf->product->enabled) || !empty($conf->service->enabled)) && ($user->rights->produit->lire || $user->rights->service->lire)) {
+if ((isModEnabled("product") || isModEnabled("service")) && ($user->rights->produit->lire || $user->rights->service->lire)) {
 	$prodser = array();
 	$prodser[0][0] = $prodser[0][1] = $prodser[0][2] = $prodser[0][3] = 0;
 	$prodser[0]['sell'] = 0;
@@ -185,12 +185,12 @@ if ((!empty($conf->product->enabled) || !empty($conf->service->enabled)) && ($us
 
 		$total = $SommeA + $SommeB + $SommeC + $SommeD + $SommeE + $SommeF;
 		$dataseries = array();
-		if (!empty($conf->product->enabled)) {
+		if (isModEnabled("product")) {
 			$dataseries[] = array($langs->transnoentitiesnoconv("ProductsOnSale"), round($SommeA));
 			$dataseries[] = array($langs->transnoentitiesnoconv("ProductsOnPurchase"), round($SommeB));
 			$dataseries[] = array($langs->transnoentitiesnoconv("ProductsNotOnSell"), round($SommeC));
 		}
-		if (!empty($conf->service->enabled)) {
+		if (isModEnabled("service")) {
 			$dataseries[] = array($langs->transnoentitiesnoconv("ServicesOnSale"), round($SommeD));
 			$dataseries[] = array($langs->transnoentitiesnoconv("ServicesOnPurchase"), round($SommeE));
 			$dataseries[] = array($langs->transnoentitiesnoconv("ServicesNotOnSell"), round($SommeF));
@@ -281,7 +281,7 @@ print '</div><div class="fichetwothirdright">';
 /*
  * Latest modified products
  */
-if ((!empty($conf->product->enabled) || !empty($conf->service->enabled)) && ($user->rights->produit->lire || $user->rights->service->lire)) {
+if ((isModEnabled("product") || isModEnabled("service")) && ($user->rights->produit->lire || $user->rights->service->lire)) {
 	$max = 15;
 	$sql = "SELECT p.rowid, p.label, p.price, p.ref, p.fk_product_type, p.tosell, p.tobuy, p.tobatch, p.fk_price_expression,";
 	$sql .= " p.entity,";
@@ -408,10 +408,10 @@ if ((!empty($conf->product->enabled) || !empty($conf->service->enabled)) && ($us
 // Also method used for counting must provide the 2 possible methods like done by all other reports into menu "accountancy - report - turnover":
 // "commitment engagment" method and "cash accounting" method
 if (!empty($conf->global->MAIN_SHOW_PRODUCT_ACTIVITY_TRIM)) {
-	if (!empty($conf->product->enabled)) {
+	if (isModEnabled("product")) {
 		activitytrim(0);
 	}
-	if (!empty($conf->service->enabled)) {
+	if (isModEnabled("service")) {
 		activitytrim(1);
 	}
 }
diff --git a/htdocs/product/list.php b/htdocs/product/list.php
index 4cc79472ada..7727eaf1787 100644
--- a/htdocs/product/list.php
+++ b/htdocs/product/list.php
@@ -206,23 +206,23 @@ $arrayfields = array(
 	//'pfp.ref_fourn'=>array('label'=>$langs->trans("RefSupplier"), 'checked'=>1, 'enabled'=>(! empty($conf->barcode->enabled))),
 	'thumbnail'=>array('label'=>'Photo', 'checked'=>0, 'position'=>10),
 	'p.label'=>array('label'=>"Label", 'checked'=>1, 'position'=>10),
-	'p.fk_product_type'=>array('label'=>"Type", 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && !empty($conf->service->enabled)), 'position'=>11),
+	'p.fk_product_type'=>array('label'=>"Type", 'checked'=>0, 'enabled'=>(isModEnabled("product") && isModEnabled("service")), 'position'=>11),
 	'p.barcode'=>array('label'=>"Gencod", 'checked'=>1, 'enabled'=>(isModEnabled('barcode')), 'position'=>12),
-	'p.duration'=>array('label'=>"Duration", 'checked'=>($contextpage != 'productlist'), 'enabled'=>(!empty($conf->service->enabled) && (string) $type == '1'), 'position'=>13),
-	'p.finished'=>array('label'=>"Nature", 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && $type != '1'), 'position'=>19),
-	'p.weight'=>array('label'=>'Weight', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && $type != '1'), 'position'=>20),
-	'p.weight_units'=>array('label'=>'WeightUnits', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && $type != '1'), 'position'=>21),
-	'p.length'=>array('label'=>'Length', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>22),
-	'p.length_units'=>array('label'=>'LengthUnits', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>23),
-	'p.width'=>array('label'=>'Width', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>24),
-	'p.width_units'=>array('label'=>'WidthUnits', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>25),
-	'p.height'=>array('label'=>'Height', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>26),
-	'p.height_units'=>array('label'=>'HeightUnits', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>27),
-	'p.surface'=>array('label'=>'Surface', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_SURFACE) && $type != '1'), 'position'=>28),
-	'p.surface_units'=>array('label'=>'SurfaceUnits', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_SURFACE) && $type != '1'), 'position'=>29),
-	'p.volume'=>array('label'=>'Volume', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_VOLUME) && $type != '1'), 'position'=>30),
-	'p.volume_units'=>array('label'=>'VolumeUnits', 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && empty($conf->global->PRODUCT_DISABLE_VOLUME) && $type != '1'), 'position'=>31),
-	'cu.label'=>array('label'=>"DefaultUnitToShow", 'checked'=>0, 'enabled'=>(!empty($conf->product->enabled) && !empty($conf->global->PRODUCT_USE_UNITS)), 'position'=>32),
+	'p.duration'=>array('label'=>"Duration", 'checked'=>($contextpage != 'productlist'), 'enabled'=>(isModEnabled("service") && (string) $type == '1'), 'position'=>13),
+	'p.finished'=>array('label'=>"Nature", 'checked'=>0, 'enabled'=>(isModEnabled("product") && $type != '1'), 'position'=>19),
+	'p.weight'=>array('label'=>'Weight', 'checked'=>0, 'enabled'=>(isModEnabled("product") && $type != '1'), 'position'=>20),
+	'p.weight_units'=>array('label'=>'WeightUnits', 'checked'=>0, 'enabled'=>(isModEnabled("product") && $type != '1'), 'position'=>21),
+	'p.length'=>array('label'=>'Length', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>22),
+	'p.length_units'=>array('label'=>'LengthUnits', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>23),
+	'p.width'=>array('label'=>'Width', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>24),
+	'p.width_units'=>array('label'=>'WidthUnits', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>25),
+	'p.height'=>array('label'=>'Height', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>26),
+	'p.height_units'=>array('label'=>'HeightUnits', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_SIZE) && $type != '1'), 'position'=>27),
+	'p.surface'=>array('label'=>'Surface', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_SURFACE) && $type != '1'), 'position'=>28),
+	'p.surface_units'=>array('label'=>'SurfaceUnits', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_SURFACE) && $type != '1'), 'position'=>29),
+	'p.volume'=>array('label'=>'Volume', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_VOLUME) && $type != '1'), 'position'=>30),
+	'p.volume_units'=>array('label'=>'VolumeUnits', 'checked'=>0, 'enabled'=>(isModEnabled("product") && empty($conf->global->PRODUCT_DISABLE_VOLUME) && $type != '1'), 'position'=>31),
+	'cu.label'=>array('label'=>"DefaultUnitToShow", 'checked'=>0, 'enabled'=>(isModEnabled("product") && !empty($conf->global->PRODUCT_USE_UNITS)), 'position'=>32),
 	'p.sellprice'=>array('label'=>"SellingPrice", 'checked'=>1, 'enabled'=>empty($conf->global->PRODUIT_MULTIPRICES), 'position'=>40),
 	'p.tva_tx'=>array('label'=>"VATRate", 'checked'=>0, 'enabled'=>empty($conf->global->PRODUIT_MULTIPRICES), 'position'=>41),
 	'p.minbuyprice'=>array('label'=>"BuyingPriceMinShort", 'checked'=>1, 'enabled'=>(!empty($user->rights->fournisseur->lire)), 'position'=>42),
@@ -1699,7 +1699,7 @@ if ($resql) {
 				//print price($obj->minsellprice).' '.$langs->trans("HT");
 				if ($product_fourn->find_min_price_product_fournisseur($obj->rowid) > 0) {
 					if ($product_fourn->product_fourn_price_id > 0) {
-						if ((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) {
+						if ((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) {
 							$htmltext = $product_fourn->display_price_product_fournisseur(1, 1, 0, 1);
 							print '<span class="amount">'.$form->textwithpicto(price($product_fourn->fourn_unitprice * (1 - $product_fourn->fourn_remise_percent / 100) - $product_fourn->fourn_remise).' '.$langs->trans("HT"), $htmltext).'</span>';
 						} else {
diff --git a/htdocs/product/price.php b/htdocs/product/price.php
index b129a1ff4e5..341b8a56e62 100644
--- a/htdocs/product/price.php
+++ b/htdocs/product/price.php
@@ -887,7 +887,7 @@ if (!empty($conf->global->PRODUIT_MULTIPRICES) || !empty($conf->global->PRODUIT_
 		$soc->fetch($socid);
 
 		// Type
-		if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+		if (isModEnabled("product") && isModEnabled("service")) {
 			$typeformat = 'select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
 			print '<tr><td class="">';
 			print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, 0, $typeformat) : $langs->trans('Type');
@@ -971,7 +971,7 @@ if (!empty($conf->global->PRODUIT_MULTIPRICES) || !empty($conf->global->PRODUIT_
 	} else {
 		if (!empty($conf->global->PRODUIT_MULTIPRICES_USE_VAT_PER_LEVEL)) {  // using this option is a bug. kept for backward compatibility
 			// Type
-			if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+			if (isModEnabled("product") && isModEnabled("service")) {
 				$typeformat = 'select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
 				print '<tr><td class="">';
 				print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, 0, $typeformat) : $langs->trans('Type');
@@ -986,7 +986,7 @@ if (!empty($conf->global->PRODUIT_MULTIPRICES) || !empty($conf->global->PRODUIT_
 			print '</tr>';
 		} else {
 			// Type
-			if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+			if (isModEnabled("product") && isModEnabled("service")) {
 				$typeformat = 'select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
 				print '<tr><td class="">';
 				print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, 0, $typeformat) : $langs->trans('Type');
diff --git a/htdocs/product/reassort.php b/htdocs/product/reassort.php
index f6065c9f744..10e70545af6 100644
--- a/htdocs/product/reassort.php
+++ b/htdocs/product/reassort.php
@@ -369,7 +369,7 @@ if ($resql) {
 	print '<input class="flat" type="text" name="snom" size="8" value="'.$snom.'">';
 	print '</td>';
 	// Duration
-	if (!empty($conf->service->enabled) && $type == 1) {
+	if (isModEnabled("service") && $type == 1) {
 		print '<td class="liste_titre">';
 		print '&nbsp;';
 		print '</td>';
@@ -400,7 +400,7 @@ if ($resql) {
 	print "<tr class=\"liste_titre\">";
 	print_liste_field_titre("Ref", $_SERVER["PHP_SELF"], "p.ref", '', $param, "", $sortfield, $sortorder);
 	print_liste_field_titre("Label", $_SERVER["PHP_SELF"], "p.label", '', $param, "", $sortfield, $sortorder);
-	if (!empty($conf->service->enabled) && $type == 1) {
+	if (isModEnabled("service") && $type == 1) {
 		print_liste_field_titre("Duration", $_SERVER["PHP_SELF"], "p.duration", '', $param, "", $sortfield, $sortorder, 'center ');
 	}
 	print_liste_field_titre("StockLimit", $_SERVER["PHP_SELF"], "p.seuil_stock_alerte", '', $param, "", $sortfield, $sortorder, 'right ');
@@ -445,7 +445,7 @@ if ($resql) {
 		print '</td>';
 		print '<td>'.$product->label.'</td>';
 
-		if (!empty($conf->service->enabled) && $type == 1) {
+		if (isModEnabled("service") && $type == 1) {
 			print '<td class="center">';
 			if (preg_match('/([0-9]+)y/i', $objp->duration, $regs)) {
 				print $regs[1].' '.$langs->trans("DurationYear");
diff --git a/htdocs/product/reassortlot.php b/htdocs/product/reassortlot.php
index 690d3f3f261..a39dc246772 100644
--- a/htdocs/product/reassortlot.php
+++ b/htdocs/product/reassortlot.php
@@ -511,7 +511,7 @@ print '</td>';
 print '<td class="liste_titre">';
 print '<input class="flat" type="text" name="snom" size="8" value="'.$snom.'">';
 print '</td>';
-if (!empty($conf->service->enabled) && $type == 1) {
+if (isModEnabled("service") && $type == 1) {
 	print '<td class="liste_titre">';
 	print '&nbsp;';
 	print '</td>';
@@ -564,7 +564,7 @@ $totalarray['nbfield'] = 0;
 print '<tr class="liste_titre">';
 print_liste_field_titre("Ref", $_SERVER["PHP_SELF"], "p.ref", '', $param, "", $sortfield, $sortorder);
 print_liste_field_titre("Label", $_SERVER["PHP_SELF"], "p.label", '', $param, "", $sortfield, $sortorder);
-if (!empty($conf->service->enabled) && $type == 1) {
+if (isModEnabled("service") && $type == 1) {
 	print_liste_field_titre("Duration", $_SERVER["PHP_SELF"], "p.duration", '', $param, "", $sortfield, $sortorder, 'center ');
 }
 print_liste_field_titre("Warehouse", $_SERVER["PHP_SELF"], "e.ref", '', $param, "", $sortfield, $sortorder);
@@ -648,7 +648,7 @@ while ($i < $imaxinloop) {
 	// Label
 	print '<td>'.$objp->label.'</td>';
 
-	if (!empty($conf->service->enabled) && $type == 1) {
+	if (isModEnabled("service") && $type == 1) {
 		print '<td class="center">';
 		if (preg_match('/([0-9]+)y/i', $objp->duration, $regs)) {
 			print $regs[1].' '.$langs->trans("DurationYear");
diff --git a/htdocs/product/stock/movement_list.php b/htdocs/product/stock/movement_list.php
index ad7be8d674b..9f097e1c4e3 100644
--- a/htdocs/product/stock/movement_list.php
+++ b/htdocs/product/stock/movement_list.php
@@ -268,10 +268,10 @@ if (empty($reshook)) {
 		// Define output language (Here it is not used because we do only merging existing PDF)
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		//elseif ($conf->global->MAIN_MULTILANGS && empty($newlang) && is_object($objecttmp->thirdparty)) {		// On massaction, we can have several values for $objecttmp->thirdparty
+		//elseif (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && is_object($objecttmp->thirdparty)) {		// On massaction, we can have several values for $objecttmp->thirdparty
 		//	$newlang = $objecttmp->thirdparty->default_lang;
 		//}
 		if (!empty($newlang)) {
diff --git a/htdocs/product/stock/product.php b/htdocs/product/stock/product.php
index a0f3e9fa599..51b12d4a6b1 100644
--- a/htdocs/product/stock/product.php
+++ b/htdocs/product/stock/product.php
@@ -622,7 +622,7 @@ if ($id > 0 || $ref) {
 			print '<table class="border tableforfield centpercent">';
 
 			// Type
-			if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+			if (isModEnabled("product") && isModEnabled("service")) {
 				$typeformat = 'select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
 				print '<tr><td class="">';
 				print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, 0, $typeformat) : $langs->trans('Type');
@@ -776,7 +776,7 @@ if ($id > 0 || $ref) {
 			}
 
 			// Number of product from customer order already sent (partial shipping)
-			if (!empty($conf->expedition->enabled)) {
+			if (isModEnabled("expedition")) {
 				require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 				$filterShipmentStatus = '';
 				if (!empty($conf->global->STOCK_CALCULATE_ON_SHIPMENT)) {
@@ -794,7 +794,7 @@ if ($id > 0 || $ref) {
 			}
 
 			// Number of supplier order running
-			if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+			if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 				if ($found) {
 					$helpondiff .= '<br>';
 				} else {
@@ -810,7 +810,7 @@ if ($id > 0 || $ref) {
 			}
 
 			// Number of product from supplier order already received (partial receipt)
-			if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+			if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 				if ($found) {
 					$helpondiff .= '<br>';
 				} else {
diff --git a/htdocs/product/stock/replenish.php b/htdocs/product/stock/replenish.php
index c8d10444711..f2821eab8ce 100644
--- a/htdocs/product/stock/replenish.php
+++ b/htdocs/product/stock/replenish.php
@@ -423,7 +423,7 @@ if ($usevirtualstock) {
 		$sqlCommandesCli = '0';
 	}
 
-	if (!empty($conf->expedition->enabled)) {
+	if (isModEnabled("expedition")) {
 		$sqlExpeditionsCli = "(SELECT ".$db->ifsql("SUM(ed2.qty) IS NULL", "0", "SUM(ed2.qty)")." as qty"; // We need the ifsql because if result is 0 for product p.rowid, we must return 0 and not NULL
 		$sqlExpeditionsCli .= " FROM ".MAIN_DB_PREFIX."expedition as e2,";
 		$sqlExpeditionsCli .= " ".MAIN_DB_PREFIX."expeditiondet as ed2,";
@@ -438,7 +438,7 @@ if ($usevirtualstock) {
 		$sqlExpeditionsCli = '0';
 	}
 
-	if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+	if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 		$sqlCommandesFourn = "(SELECT ".$db->ifsql("SUM(cd3.qty) IS NULL", "0", "SUM(cd3.qty)")." as qty"; // We need the ifsql because if result is 0 for product p.rowid, we must return 0 and not NULL
 		$sqlCommandesFourn .= " FROM ".MAIN_DB_PREFIX."commande_fournisseurdet as cd3,";
 		$sqlCommandesFourn .= " ".MAIN_DB_PREFIX."commande_fournisseur as c3";
@@ -738,7 +738,7 @@ print '<tr class="liste_titre_filter">';
 print '<td class="liste_titre">&nbsp;</td>';
 print '<td class="liste_titre"><input class="flat" type="text" name="search_ref" size="8" value="'.dol_escape_htmltag($search_ref).'"></td>';
 print '<td class="liste_titre"><input class="flat" type="text" name="search_label" size="8" value="'.dol_escape_htmltag($search_label).'"></td>';
-if (!empty($conf->service->enabled) && $type == 1) {
+if (isModEnabled("service") && $type == 1) {
 	print '<td class="liste_titre">&nbsp;</td>';
 }
 print '<td class="liste_titre right">'.$form->textwithpicto($langs->trans('IncludeEmptyDesiredStock'), $langs->trans('IncludeProductWithUndefinedAlerts')).'&nbsp;<input type="checkbox" id="includeproductswithoutdesiredqty" name="includeproductswithoutdesiredqty" '.(!empty($includeproductswithoutdesiredqtychecked) ? $includeproductswithoutdesiredqtychecked : '').'></td>';
@@ -769,7 +769,7 @@ print '<tr class="liste_titre">';
 print_liste_field_titre('<input type="checkbox" onClick="toggle(this)" />', $_SERVER["PHP_SELF"], '');
 print_liste_field_titre('Ref', $_SERVER["PHP_SELF"], 'p.ref', $param, '', '', $sortfield, $sortorder);
 print_liste_field_titre('Label', $_SERVER["PHP_SELF"], 'p.label', $param, '', '', $sortfield, $sortorder);
-if (!empty($conf->service->enabled) && $type == 1) {
+if (isModEnabled("service") && $type == 1) {
 	print_liste_field_titre('Duration', $_SERVER["PHP_SELF"], 'p.duration', $param, '', '', $sortfield, $sortorder, 'center ');
 }
 print_liste_field_titre('DesiredStock', $_SERVER["PHP_SELF"], 'p.desiredstock', $param, '', '', $sortfield, $sortorder, 'right ');
@@ -899,7 +899,7 @@ while ($i < ($limit ? min($num, $limit) : $num)) {
 		print '<input type="hidden" name="desc'.$i.'" value="'.dol_escape_htmltag($objp->description).'">'; // TODO Remove this and make a fetch to get description when creating order instead of a GETPOST
 		print '</td>';
 
-		if (!empty($conf->service->enabled) && $type == 1) {
+		if (isModEnabled("service") && $type == 1) {
 			$regs = array();
 			if (preg_match('/([0-9]+)y/i', $objp->duration, $regs)) {
 				$duration = $regs[1].' '.$langs->trans('DurationYear');
diff --git a/htdocs/projet/card.php b/htdocs/projet/card.php
index 95c3a533d1f..246ae6b7ba8 100644
--- a/htdocs/projet/card.php
+++ b/htdocs/projet/card.php
@@ -1344,7 +1344,7 @@ if ($action == 'create' && $user->rights->projet->creer) {
 				print'<a style="margin-right: auto;"class="dropdown-toggle butAction" data-toggle="dropdown">'.$langs->trans("Create").'</a>';
 				print '<div class="dropdown-menu">';
 				print '<div class="dropdown-global-search-button-list" >';
-				if (!empty($conf->propal->enabled) && $user->rights->propal->creer) {
+				if (isModEnabled("propal") && $user->rights->propal->creer) {
 					$langs->load("propal");
 					print dolGetButtonAction('', $langs->trans('AddProp'), 'default', DOL_URL_ROOT.'/comm/propal/card.php?action=create&amp;projectid='.$object->id.'&amp;socid='.$object->socid, '', 1, array('isDropDown' => true));
 				}
@@ -1360,11 +1360,11 @@ if ($action == 'create' && $user->rights->projet->creer) {
 					$langs->load("supplier_proposal");
 					print dolGetButtonAction('', $langs->trans('AddSupplierProposal'), 'default', DOL_URL_ROOT.'/supplier_proposal/card.php?action=create&amp;projectid='.$object->id.'&amp;socid='.$object->socid, '', 1, array('isDropDown' => true));
 				}
-				if (!empty($conf->supplier_order->enabled) && ($user->rights->fournisseur->commande->creer || $user->rights->supplier_order->creer)) {
+				if (isModEnabled("supplier_order") && ($user->rights->fournisseur->commande->creer || $user->rights->supplier_order->creer)) {
 					$langs->load("suppliers");
 					print dolGetButtonAction('', $langs->trans('AddSupplierOrder'), 'default', DOL_URL_ROOT.'/fourn/commande/card.php?action=create&amp;projectid='.$object->id.'&amp;socid='.$object->socid, '', 1, array('isDropDown' => true));
 				}
-				if (!empty($conf->supplier_invoice->enabled) && ($user->rights->fournisseur->facture->creer || $user->rights->supplier_invoice->creer)) {
+				if (isModEnabled("supplier_invoice") && ($user->rights->fournisseur->facture->creer || $user->rights->supplier_invoice->creer)) {
 					$langs->load("suppliers");
 					print dolGetButtonAction('', $langs->trans('AddSupplierInvoice'), 'default', DOL_URL_ROOT.'/fourn/facture/card.php?action=create&amp;projectid='.$object->id.'&amp;socid='.$object->socid, '', 1, array('isDropDown' => true));
 				}
diff --git a/htdocs/projet/element.php b/htdocs/projet/element.php
index 16b67dd4876..a96ba8c2819 100644
--- a/htdocs/projet/element.php
+++ b/htdocs/projet/element.php
@@ -39,7 +39,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 if (!empty($conf->stock->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 }
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (isModEnabled('facture')) {
@@ -52,10 +52,10 @@ if (!empty($conf->commande->enabled)) {
 if (!empty($conf->supplier_proposal->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/supplier_proposal/class/supplier_proposal.class.php';
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) {
 	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
 }
 if (!empty($conf->contrat->enabled)) {
@@ -64,7 +64,7 @@ if (!empty($conf->contrat->enabled)) {
 if (!empty($conf->ficheinter->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
 }
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 }
 if (!empty($conf->deplacement->enabled)) {
@@ -89,7 +89,7 @@ if (!empty($conf->stock->enabled)) {
 if (!empty($conf->tax->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
 }
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/paymentvarious.class.php';
 }
 if (!empty($conf->salaries->enabled)) {
@@ -110,7 +110,7 @@ if (isModEnabled('facture')) {
 if (!empty($conf->commande->enabled)) {
 	$langs->load("orders");
 }
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	$langs->load("propal");
 }
 if (!empty($conf->ficheinter->enabled)) {
diff --git a/htdocs/public/payment/paymentok.php b/htdocs/public/payment/paymentok.php
index fbeba92516f..209e931a75b 100644
--- a/htdocs/public/payment/paymentok.php
+++ b/htdocs/public/payment/paymentok.php
@@ -539,11 +539,11 @@ if ($ispaymentok) {
 				$emetteur_banque = '';
 				// Define default choice for complementary actions
 				$option = '';
-				if (!empty($conf->global->ADHERENT_BANK_USE) && $conf->global->ADHERENT_BANK_USE == 'bankviainvoice' && !empty($conf->banque->enabled) && !empty($conf->societe->enabled) && isModEnabled('facture')) {
+				if (!empty($conf->global->ADHERENT_BANK_USE) && $conf->global->ADHERENT_BANK_USE == 'bankviainvoice' && isModEnabled("banque") && isModEnabled("societe") && isModEnabled('facture')) {
 					$option = 'bankviainvoice';
-				} elseif (!empty($conf->global->ADHERENT_BANK_USE) && $conf->global->ADHERENT_BANK_USE == 'bankdirect' && !empty($conf->banque->enabled)) {
+				} elseif (!empty($conf->global->ADHERENT_BANK_USE) && $conf->global->ADHERENT_BANK_USE == 'bankdirect' && isModEnabled("banque")) {
 					$option = 'bankdirect';
-				} elseif (!empty($conf->global->ADHERENT_BANK_USE) && $conf->global->ADHERENT_BANK_USE == 'invoiceonly' && !empty($conf->banque->enabled) && !empty($conf->societe->enabled) && isModEnabled('facture')) {
+				} elseif (!empty($conf->global->ADHERENT_BANK_USE) && $conf->global->ADHERENT_BANK_USE == 'invoiceonly' && isModEnabled("banque") && isModEnabled("societe") && isModEnabled('facture')) {
 					$option = 'invoiceonly';
 				}
 				if (empty($option)) {
@@ -852,7 +852,7 @@ if ($ispaymentok) {
 					}
 				}
 
-				if (!$error && !empty($conf->banque->enabled)) {
+				if (!$error && isModEnabled("banque")) {
 					$bankaccountid = 0;
 					if ($paymentmethod == 'paybox') {
 						$bankaccountid = $conf->global->PAYBOX_BANK_ACCOUNT_FOR_PAYMENTS;
@@ -969,7 +969,7 @@ if ($ispaymentok) {
 							}
 						}
 
-						if (!$error && !empty($conf->banque->enabled)) {
+						if (!$error && isModEnabled("banque")) {
 							$bankaccountid = 0;
 							if ($paymentmethod == 'paybox') $bankaccountid = $conf->global->PAYBOX_BANK_ACCOUNT_FOR_PAYMENTS;
 							elseif ($paymentmethod == 'paypal') $bankaccountid = $conf->global->PAYPAL_BANK_ACCOUNT_FOR_PAYMENTS;
@@ -1089,7 +1089,7 @@ if ($ispaymentok) {
 					}
 				}
 
-				if (!$error && !empty($conf->banque->enabled)) {
+				if (!$error && isModEnabled("banque")) {
 					$bankaccountid = 0;
 					if ($paymentmethod == 'paybox') {
 						$bankaccountid = $conf->global->PAYBOX_BANK_ACCOUNT_FOR_PAYMENTS;
@@ -1205,7 +1205,7 @@ if ($ispaymentok) {
 						}
 					}
 
-					if (!$error && !empty($conf->banque->enabled)) {
+					if (!$error && isModEnabled("banque")) {
 						$bankaccountid = 0;
 						if ($paymentmethod == 'paybox') {
 							$bankaccountid = $conf->global->PAYBOX_BANK_ACCOUNT_FOR_PAYMENTS;
@@ -1414,7 +1414,7 @@ if ($ispaymentok) {
 						}
 					}
 
-					if (!$error && !empty($conf->banque->enabled)) {
+					if (!$error && isModEnabled("banque")) {
 						$bankaccountid = 0;
 						if ($paymentmethod == 'paybox') {
 							$bankaccountid = $conf->global->PAYBOX_BANK_ACCOUNT_FOR_PAYMENTS;
diff --git a/htdocs/reception/card.php b/htdocs/reception/card.php
index ed4586a7376..e548beca63c 100644
--- a/htdocs/reception/card.php
+++ b/htdocs/reception/card.php
@@ -44,13 +44,13 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/stock/class/productlot.class.php';
-if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+if (isModEnabled("product") || isModEnabled("service")) {
 	require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 }
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
-if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) {
+if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) {
 	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
 	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.dispatch.class.php';
 }
@@ -129,7 +129,7 @@ if ($id > 0 || !empty($ref)) {
 	}
 
 	// Linked documents
-	if ($origin == 'order_supplier' && $object->$typeobject->id && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled))) {
+	if ($origin == 'order_supplier' && $object->$typeobject->id && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order"))) {
 		$origin_id = $object->$typeobject->id;
 		$objectsrc = new CommandeFournisseur($db);
 		$objectsrc->fetch($object->$typeobject->id);
@@ -142,7 +142,7 @@ if ($user->socid) {
 	$socid = $user->socid;
 }
 
-if (!empty($conf->reception->enabled) || $origin == 'reception' || empty($origin)) {
+if (isModEnabled("reception") || $origin == 'reception' || empty($origin)) {
 	$result = restrictedArea($user, 'reception', $id);
 } else {
 	// We do not use the reception module, so we test permission on the supplier orders
@@ -153,7 +153,7 @@ if (!empty($conf->reception->enabled) || $origin == 'reception' || empty($origin
 	}
 }
 
-if (!empty($conf->reception->enabled)) {
+if (isModEnabled("reception")) {
 	$permissiontoread = $user->rights->reception->lire;
 	$permissiontoadd = $user->rights->reception->creer;
 	$permissiondellink = $user->rights->reception->creer; // Used by the include of actions_dellink.inc.php
@@ -198,10 +198,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -436,10 +436,10 @@ if (empty($reshook)) {
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -531,10 +531,10 @@ if (empty($reshook)) {
 		// Define output language
 		$outputlangs = $langs;
 		$newlang = '';
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 			$newlang = GETPOST('lang_id', 'aZ09');
 		}
-		if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 			$newlang = $reception->thirdparty->default_lang;
 		}
 		if (!empty($newlang)) {
@@ -666,10 +666,10 @@ if (empty($reshook)) {
 				// Define output language
 				$outputlangs = $langs;
 				$newlang = '';
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 					$newlang = GETPOST('lang_id', 'aZ09');
 				}
-				if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+				if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 					$newlang = $object->thirdparty->default_lang;
 				}
 				if (!empty($newlang)) {
@@ -770,10 +770,10 @@ if ($action == 'create') {
 
 			// Ref
 			print '<tr><td class="titlefieldcreate fieldrequired">';
-			if ($origin == 'supplierorder' && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled))) {
+			if ($origin == 'supplierorder' && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order"))) {
 				print $langs->trans("RefOrder").'</td><td colspan="3"><a href="'.DOL_URL_ROOT.'/fourn/commande/card.php?id='.$objectsrc->id.'">'.img_object($langs->trans("ShowOrder"), 'order').' '.$objectsrc->ref;
 			}
-			if ($origin == 'propal' && !empty($conf->propal->enabled)) {
+			if ($origin == 'propal' && isModEnabled("propal")) {
 				print $langs->trans("RefProposal").'</td><td colspan="3"><a href="'.DOL_URL_ROOT.'/comm/card.php?id='.$objectsrc->id.'">'.img_object($langs->trans("ShowProposal"), 'propal').' '.$objectsrc->ref;
 			}
 			print '</a></td>';
@@ -1362,11 +1362,11 @@ if ($action == 'create') {
 			$objectsrc = new Commande($db);
 			$objectsrc->fetch($object->$typeobject->id);
 		}
-		if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+		if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 			$objectsrc = new Propal($db);
 			$objectsrc->fetch($object->$typeobject->id);
 		}
-		if ($typeobject == 'CommandeFournisseur' && $object->$typeobject->id && ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled))) {
+		if ($typeobject == 'CommandeFournisseur' && $object->$typeobject->id && ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order"))) {
 			$objectsrc = new CommandeFournisseur($db);
 			$objectsrc->fetch($object->$typeobject->id);
 		}
@@ -1435,7 +1435,7 @@ if ($action == 'create') {
 			print "</td>\n";
 			print '</tr>';
 		}
-		if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+		if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 			print '<tr><td>';
 			print $langs->trans("RefProposal").'</td>';
 			print '<td colspan="3">';
@@ -1443,7 +1443,7 @@ if ($action == 'create') {
 			print "</td>\n";
 			print '</tr>';
 		}
-		if ($typeobject == 'CommandeFournisseur' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+		if ($typeobject == 'CommandeFournisseur' && $object->$typeobject->id && isModEnabled("propal")) {
 			print '<tr><td>';
 			print $langs->trans("SupplierOrder").'</td>';
 			print '<td colspan="3">';
@@ -2101,7 +2101,7 @@ if ($action == 'create') {
 			}
 
 			// Create bill
-			if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_invoice->enabled)) && ($object->statut == Reception::STATUS_VALIDATED || $object->statut == Reception::STATUS_CLOSED)) {
+			if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_invoice")) && ($object->statut == Reception::STATUS_VALIDATED || $object->statut == Reception::STATUS_CLOSED)) {
 				if ($user->rights->fournisseur->facture->creer || $user->rights->supplier_invoice->creer) {
 					// TODO show button only   if (! empty($conf->global->WORKFLOW_BILL_ON_RECEPTION))
 					// If we do that, we must also make this option official.
@@ -2115,7 +2115,7 @@ if ($action == 'create') {
 				if ($user->rights->reception->creer && $object->statut > 0 && !$object->billed) {
 					$label = "Close"; $paramaction = 'classifyclosed'; // = Transferred/Received
 					// Label here should be "Close" or "ClassifyBilled" if we decided to make bill on receptions instead of orders
-					if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) && !empty($conf->global->WORKFLOW_BILL_ON_RECEPTION)) {  // Quand l'option est on, il faut avoir le bouton en plus et non en remplacement du Close ?
+					if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) && !empty($conf->global->WORKFLOW_BILL_ON_RECEPTION)) {  // Quand l'option est on, il faut avoir le bouton en plus et non en remplacement du Close ?
 						$label = "ClassifyBilled";
 						$paramaction = 'classifybilled';
 					}
diff --git a/htdocs/reception/class/reception.class.php b/htdocs/reception/class/reception.class.php
index 7244fdcb60b..ceb71624292 100644
--- a/htdocs/reception/class/reception.class.php
+++ b/htdocs/reception/class/reception.class.php
@@ -35,7 +35,7 @@
 require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 require_once DOL_DOCUMENT_ROOT."/core/class/commonobjectline.class.php";
 require_once DOL_DOCUMENT_ROOT.'/core/class/commonincoterm.class.php';
-if (!empty($conf->propal->enabled)) {
+if (isModEnabled("propal")) {
 	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 if (!empty($conf->commande->enabled)) {
diff --git a/htdocs/reception/contact.php b/htdocs/reception/contact.php
index 4e04bdd2926..5b10ac8bcb1 100644
--- a/htdocs/reception/contact.php
+++ b/htdocs/reception/contact.php
@@ -54,7 +54,7 @@ if ($id > 0 || !empty($ref)) {
 	}
 
 	// Linked documents
-	if ($origin == 'order_supplier' && $object->$typeobject->id && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled))) {
+	if ($origin == 'order_supplier' && $object->$typeobject->id && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order"))) {
 		$objectsrc = new CommandeFournisseur($db);
 		$objectsrc->fetch($object->$typeobject->id);
 	}
@@ -192,7 +192,7 @@ if ($id > 0 || !empty($ref)) {
 
 	print '<table class="border centpercent">';
 	// Linked documents
-	if ($origin == 'order_supplier' && $object->$typeobject->id && (!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || !empty($conf->supplier_order->enabled))) {
+	if ($origin == 'order_supplier' && $object->$typeobject->id && (isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD) || isModEnabled("supplier_order"))) {
 		print '<tr><td class="titlefield">';
 		$objectsrc = new CommandeFournisseur($db);
 		$objectsrc->fetch($object->$typeobject->id);
@@ -202,7 +202,7 @@ if ($id > 0 || !empty($ref)) {
 		print "</td>\n";
 		print '</tr>';
 	}
-	if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+	if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 		print '<tr><td class="titlefield">';
 		$objectsrc = new Propal($db);
 		$objectsrc->fetch($object->$typeobject->id);
diff --git a/htdocs/reception/note.php b/htdocs/reception/note.php
index 46e10002d76..fadf222aa3e 100644
--- a/htdocs/reception/note.php
+++ b/htdocs/reception/note.php
@@ -55,7 +55,7 @@ if ($id > 0 || !empty($ref)) {
 		$objectsrc = new Commande($db);
 		$objectsrc->fetch($object->$typeobject->id);
 	}
-	if ($typeobject == 'propal' && $object->$typeobject->id && !empty($conf->propal->enabled)) {
+	if ($typeobject == 'propal' && $object->$typeobject->id && isModEnabled("propal")) {
 		$objectsrc = new Propal($db);
 		$objectsrc->fetch($object->$typeobject->id);
 	}
diff --git a/htdocs/resource/element_resource.php b/htdocs/resource/element_resource.php
index 09c7befc664..b4f76a93ae3 100644
--- a/htdocs/resource/element_resource.php
+++ b/htdocs/resource/element_resource.php
@@ -33,7 +33,7 @@ if (!empty($conf->project->enabled)) {
 	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formprojet.class.php';
 }
-if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+if (isModEnabled("product") || isModEnabled("service")) {
 	require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 }
 
diff --git a/htdocs/salaries/card.php b/htdocs/salaries/card.php
index 7d57575dacd..ce2ef50150d 100644
--- a/htdocs/salaries/card.php
+++ b/htdocs/salaries/card.php
@@ -260,7 +260,7 @@ if ($action == 'add' && empty($cancel)) {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("Amount")), null, 'errors');
 		$error++;
 	}
-	if (!empty($conf->banque->enabled) && !empty($auto_create_paiement) && !$object->accountid > 0) {
+	if (isModEnabled("banque") && !empty($auto_create_paiement) && !$object->accountid > 0) {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("BankAccount")), null, 'errors');
 		$error++;
 	}
@@ -583,7 +583,7 @@ if ($action == 'create') {
 	print '<td><input id="auto_create_paiement" name="auto_create_paiement" type="checkbox" ' . (empty($auto_create_paiement) ? '' : 'checked="checked"') . ' value="1"></td></tr>'."\n";	// Date payment
 
 	// Bank
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td id="label_fk_account">';
 		print $form->editfieldkey('BankAccount', 'selectaccountid', '', $object, 0, 'string', '', 1).'</td><td>';
 		print img_picto('', 'bank_account', 'class="paddingrighonly"');
@@ -610,7 +610,7 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Number
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		// Number
 		print '<tr class="hide_if_no_auto_create_payment"><td><label for="num_payment">'.$langs->trans('Numero');
 		print ' <em>('.$langs->trans("ChequeOrTransferNumber").')</em>';
@@ -893,7 +893,7 @@ if ($id) {
 	print '</td></tr>';
 
 	// Default Bank Account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<tr><td class="nowrap">';
 		print '<table width="100%" class="nobordernopadding"><tr><td class="nowrap">';
 		print $langs->trans('DefaultBankAccount');
@@ -922,7 +922,7 @@ if ($id) {
 	print '<div class="fichehalfright">';
 
 	$nbcols = 3;
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		$nbcols++;
 	}
 
@@ -956,7 +956,7 @@ if ($id) {
 		print '<td>'.$langs->trans("RefPayment").'</td>';
 		print '<td>'.$langs->trans("Date").'</td>';
 		print '<td>'.$langs->trans("Type").'</td>';
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			print '<td class="liste_titre right">'.$langs->trans('BankAccount').'</td>';
 		}
 		print '<td class="right">'.$langs->trans("Amount").'</td>';
@@ -972,7 +972,7 @@ if ($id) {
 				print '<td>'.dol_print_date($db->jdate($objp->dp), 'day')."</td>\n";
 				$labeltype = $langs->trans("PaymentType".$objp->type_code) != ("PaymentType".$objp->type_code) ? $langs->trans("PaymentType".$objp->type_code) : $objp->paiement_type;
 				print "<td>".$labeltype.' '.$objp->num_payment."</td>\n";
-				if (!empty($conf->banque->enabled)) {
+				if (isModEnabled("banque")) {
 					$bankaccountstatic->id = $objp->baid;
 					$bankaccountstatic->ref = $objp->baref;
 					$bankaccountstatic->label = $objp->baref;
diff --git a/htdocs/salaries/class/paymentsalary.class.php b/htdocs/salaries/class/paymentsalary.class.php
index 3a6ade39c6a..1a716cba31d 100644
--- a/htdocs/salaries/class/paymentsalary.class.php
+++ b/htdocs/salaries/class/paymentsalary.class.php
@@ -493,7 +493,7 @@ class PaymentSalary extends CommonObject
 
 		$error = 0;
 
-		if (!empty($conf->banque->enabled)) {
+		if (isModEnabled("banque")) {
 			include_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 			$acc = new Account($this->db);
diff --git a/htdocs/salaries/class/salary.class.php b/htdocs/salaries/class/salary.class.php
index 968320ce394..8949313ecb0 100644
--- a/htdocs/salaries/class/salary.class.php
+++ b/htdocs/salaries/class/salary.class.php
@@ -372,12 +372,12 @@ class Salary extends CommonObject
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("Amount"));
 			return -5;
 		}
-		/* if (!empty($conf->banque->enabled) && (empty($this->accountid) || $this->accountid <= 0))
+		/* if (isModEnabled("banque") && (empty($this->accountid) || $this->accountid <= 0))
 		{
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("Account"));
 			return -6;
 		}
-		if (!empty($conf->banque->enabled) && (empty($this->type_payment) || $this->type_payment <= 0))
+		if (isModEnabled("banque") && (empty($this->type_payment) || $this->type_payment <= 0))
 		{
 			$this->error = $langs->trans("ErrorFieldRequired", $langs->transnoentities("PaymentMode"));
 			return -7;
diff --git a/htdocs/salaries/list.php b/htdocs/salaries/list.php
index af58d7b53f7..82a6199407e 100644
--- a/htdocs/salaries/list.php
+++ b/htdocs/salaries/list.php
@@ -438,7 +438,7 @@ $form->select_types_paiements($search_type_id, 'search_type_id', '', 0, 1, 1, 16
 print '</td>';
 
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print '<td class="liste_titre">';
 	$form->select_comptes($search_account, 'search_account', 0, '', 1);
 	print '</td>';
@@ -476,7 +476,7 @@ print_liste_field_titre("DateStart", $_SERVER["PHP_SELF"], "s.datesp,s.rowid", "
 print_liste_field_titre("DateEnd", $_SERVER["PHP_SELF"], "s.dateep,s.rowid", "", $param, 'align="center"', $sortfield, $sortorder);
 print_liste_field_titre("Employee", $_SERVER["PHP_SELF"], "u.lastname", "", $param, "", $sortfield, $sortorder);
 print_liste_field_titre("DefaultPaymentMode", $_SERVER["PHP_SELF"], "type", "", $param, 'class="left"', $sortfield, $sortorder);
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print_liste_field_titre("DefaultBankAccount", $_SERVER["PHP_SELF"], "ba.label", "", $param, "", $sortfield, $sortorder);
 }
 print_liste_field_titre("Amount", $_SERVER["PHP_SELF"], "s.amount", "", $param, 'class="right"', $sortfield, $sortorder);
@@ -577,7 +577,7 @@ while ($i < ($limit ? min($num, $limit) : $num)) {
 	}
 
 	// Account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		print '<td>';
 		if ($obj->fk_account > 0) {
 			//$accountstatic->fetch($obj->fk_bank);
@@ -663,7 +663,7 @@ if ($num == 0) {
 		}
 	}*/
 	$colspan = 9;
-	if (!empty($conf->banque->enabled)) { $colspan++; }
+	if (isModEnabled("banque")) { $colspan++; }
 	print '<tr><td colspan="'.$colspan.'" class="opacitymedium">'.$langs->trans("NoRecordFound").'</td></tr>';
 }
 
diff --git a/htdocs/salaries/paiement_salary.php b/htdocs/salaries/paiement_salary.php
index cfca26efca4..8c885385a7f 100644
--- a/htdocs/salaries/paiement_salary.php
+++ b/htdocs/salaries/paiement_salary.php
@@ -77,7 +77,7 @@ if ($action == 'add_payment' || ($action == 'confirm_paiement' && $confirm == 'y
 		$error++;
 		$action = 'create';
 	}
-	if (!empty($conf->banque->enabled) && !(GETPOST("accountid", 'int') > 0)) {
+	if (isModEnabled("banque") && !(GETPOST("accountid", 'int') > 0)) {
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("AccountToDebit")), null, 'errors');
 		$error++;
 		$action = 'create';
diff --git a/htdocs/salaries/payment_salary/card.php b/htdocs/salaries/payment_salary/card.php
index b3234e39490..f5e8d465378 100644
--- a/htdocs/salaries/payment_salary/card.php
+++ b/htdocs/salaries/payment_salary/card.php
@@ -31,7 +31,7 @@ require_once DOL_DOCUMENT_ROOT.'/salaries/class/salary.class.php';
 require_once DOL_DOCUMENT_ROOT.'/salaries/class/paymentsalary.class.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
-if (!empty($conf->banque->enabled)) require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
+if (isModEnabled("banque")) require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 // Load translation files required by the page
 $langs->loadLangs(array('bills', 'banks', 'companies', 'salaries'));
@@ -152,7 +152,7 @@ print '<tr><td>'.$langs->trans('Amount').'</td><td colspan="3">'.price($object->
 print '<tr><td>'.$langs->trans('Note').'</td><td colspan="3">'.nl2br($object->note).'</td></tr>';
 
 // Bank account
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	if ($object->bank_account) {
 		$bankline = new AccountLine($db);
 		$bankline->fetch($object->bank_line);
diff --git a/htdocs/salaries/payments.php b/htdocs/salaries/payments.php
index 54a8589677d..e7a1e02e1e7 100644
--- a/htdocs/salaries/payments.php
+++ b/htdocs/salaries/payments.php
@@ -448,7 +448,7 @@ print '</td>';
 // Chq number
 print '<td class="liste_titre right"><input name="search_chq_number" class="flat" type="text" size="8" value="'.$db->escape($search_chq_number).'"></td>';
 
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	// Bank transaction
 	print '<td class="liste_titre center">';
 	print '<input class="flat" type="text" size="3" name="search_fk_bank" value="'.$db->escape($search_fk_bank).'">';
@@ -489,7 +489,7 @@ print_liste_field_titre("DatePayment", $_SERVER["PHP_SELF"], "s.datep,s.rowid",
 print_liste_field_titre("Employee", $_SERVER["PHP_SELF"], "u.rowid", "", $param, "", $sortfield, $sortorder);
 print_liste_field_titre("PaymentMode", $_SERVER["PHP_SELF"], "pst.code", "", $param, 'class="left"', $sortfield, $sortorder);
 print_liste_field_titre("Numero", $_SERVER["PHP_SELF"], "s.num_payment", "", $param, '', $sortfield, $sortorder, '', 'ChequeOrTransferNumber');
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print_liste_field_titre("BankTransactionLine", $_SERVER["PHP_SELF"], "s.fk_bank", "", $param, '', $sortfield, $sortorder);
 	print_liste_field_titre("BankAccount", $_SERVER["PHP_SELF"], "ba.label", "", $param, "", $sortfield, $sortorder);
 }
@@ -604,7 +604,7 @@ while ($i < ($limit ? min($num, $limit) : $num)) {
 	}
 
 	// Account
-	if (!empty($conf->banque->enabled)) {
+	if (isModEnabled("banque")) {
 		// Bank transaction
 		print '<td>';
 		$accountlinestatic->id = $obj->fk_bank;
diff --git a/htdocs/societe/admin/societe.php b/htdocs/societe/admin/societe.php
index e924f714843..40f92007f38 100644
--- a/htdocs/societe/admin/societe.php
+++ b/htdocs/societe/admin/societe.php
@@ -853,7 +853,7 @@ if (!empty($conf->global->CONTACT_SHOW_EMAIL_PHONE_TOWN_SELECTLIST)) {
 print '</a></td>';
 print '</tr>';
 
-if (!empty($conf->expedition->enabled)) {
+if (isModEnabled("expedition")) {
 	if (getDolGlobalInt('MAIN_FEATURES_LEVEL') > 0) {	// Visible on experimental only because seems to not be implemented everywhere (only on proposal)
 		print '<tr class="oddeven">';
 		print '<td width="80%">'.$langs->trans("AskForPreferredShippingMethod").'</td>';
diff --git a/htdocs/societe/canvas/actions_card_common.class.php b/htdocs/societe/canvas/actions_card_common.class.php
index 4ef3d64a424..5a26946913c 100644
--- a/htdocs/societe/canvas/actions_card_common.class.php
+++ b/htdocs/societe/canvas/actions_card_common.class.php
@@ -186,7 +186,7 @@ abstract class ActionsCardCommon
 			$s = $modCodeClient->getToolTip($langs, $this->object, 0);
 			$this->tpl['help_customercode'] = $form->textwithpicto('', $s, 1);
 
-			if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+			if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 				$this->tpl['supplier_enabled'] = 1;
 
 				// Load object modCodeFournisseur
diff --git a/htdocs/societe/card.php b/htdocs/societe/card.php
index 69ba6443fe3..5d557d30a02 100644
--- a/htdocs/societe/card.php
+++ b/htdocs/societe/card.php
@@ -1049,7 +1049,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 			$object->client = 1;
 		}
 
-		if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && (GETPOST("type") == 'f' || (GETPOST("type") == '' && !empty($conf->global->THIRDPARTY_SUPPLIER_BY_DEFAULT)))) {
+		if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && (GETPOST("type") == 'f' || (GETPOST("type") == '' && !empty($conf->global->THIRDPARTY_SUPPLIER_BY_DEFAULT)))) {
 			$object->fournisseur = 1;
 		}
 
@@ -1467,7 +1467,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 		print '</td></tr></table>';
 		print '</td></tr>';
 
-		if ((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))
+		if ((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))
 			|| (!empty($conf->supplier_proposal->enabled) && !empty($user->rights->supplier_proposal->lire))) {
 			// Supplier
 			print '<tr>';
@@ -1485,11 +1485,11 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 			}
 
 			print '<td>';
-			if ((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) {
+			if ((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) {
 				print $form->editfieldkey('SupplierCode', 'supplier_code', '', $object, 0);
 			}
 			print '</td><td>';
-			if ((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) {
+			if ((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) {
 				print '<table class="nobordernopadding"><tr><td>';
 				$tmpcode = $object->code_fournisseur;
 				if (empty($tmpcode) && !empty($modCodeFournisseur->code_auto)) {
@@ -1770,7 +1770,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 			}
 
 			// Supplier
-			if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
+			if ((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) {
 				print '<tr class="visibleifsupplier"><td class="toptd">'.$form->editfieldkey('SuppliersCategoriesShort', 'suppcats', '', $object, 0).'</td><td colspan="3">';
 				$cate_arbo = $form->select_all_categories(Categorie::TYPE_SUPPLIER, null, 'parent', null, null, 1);
 				print img_picto('', 'category', 'class="pictofixedwidth"').$form->multiselectarray('suppcats', $cate_arbo, GETPOST('suppcats', 'array'), null, null, 'quatrevingtpercent widthcentpercentminusx', 0, 0);
@@ -2167,7 +2167,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 			print '</td></tr>';
 
 			// Supplier
-			if (((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire)))
+			if (((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire)))
 				|| (!empty($conf->supplier_proposal->enabled) && !empty($user->rights->supplier_proposal->lire))) {
 				print '<tr>';
 				print '<td>'.$form->editfieldkey('Supplier', 'fournisseur', '', $object, 0, 'string', '', 1).'</td>';
@@ -2178,7 +2178,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 					print '</tr><tr>';
 				}
 				print '<td>';
-				if ((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) {
+				if ((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) {
 					print $form->editfieldkey('SupplierCode', 'supplier_code', '', $object, 0);
 				}
 				print '</td>';
@@ -2469,7 +2469,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 				print "</td></tr>";
 
 				// Supplier
-				if ((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) {
+				if ((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) {
 					print '<tr class="visibleifsupplier"><td>'.$form->editfieldkey('SuppliersCategoriesShort', 'suppcats', '', $object, 0).'</td>';
 					print '<td colspan="3">';
 					$cate_arbo = $form->select_all_categories(Categorie::TYPE_SUPPLIER, null, null, null, null, 1);
@@ -2674,7 +2674,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 		}
 
 		// Supplier code
-		if (((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) && $object->fournisseur) {
+		if (((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) && $object->fournisseur) {
 			print '<tr><td>';
 			print $langs->trans('SupplierCode').'</td><td>';
 			print showValueWithClipboardCPButton(dol_escape_htmltag($object->code_fournisseur));
@@ -2889,7 +2889,7 @@ if (is_object($objcanvas) && $objcanvas->displayCanvasExists($action)) {
 			}
 
 			// Supplier
-			if (((!empty($conf->fournisseur->enabled) && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && !empty($user->rights->supplier_order->lire)) || (!empty($conf->supplier_invoice->enabled) && !empty($user->rights->supplier_invoice->lire))) && $object->fournisseur) {
+			if (((isModEnabled("fournisseur") && !empty($user->rights->fournisseur->lire) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && !empty($user->rights->supplier_order->lire)) || (isModEnabled("supplier_invoice") && !empty($user->rights->supplier_invoice->lire))) && $object->fournisseur) {
 				print '<tr><td>'.$langs->trans("SuppliersCategoriesShort").'</td>';
 				print '<td>';
 				print $form->showCategories($object->id, Categorie::TYPE_SUPPLIER, 1);
diff --git a/htdocs/societe/class/societe.class.php b/htdocs/societe/class/societe.class.php
index 1c41b7ee186..cb20caca7ab 100644
--- a/htdocs/societe/class/societe.class.php
+++ b/htdocs/societe/class/societe.class.php
@@ -2808,7 +2808,7 @@ class Societe extends CommonObject
 			}
 		}
 		if (empty($option) || preg_match('/supplier/', $option)) {
-			if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $this->fournisseur) {
+			if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $this->fournisseur) {
 				$s .= '<'.$tag.' class="vendor-back" title="'.$langs->trans("Supplier").'" href="'.DOL_URL_ROOT.'/fourn/card.php?socid='.$this->id.'">'.dol_substr($langs->trans("Supplier"), 0, 1).'</'.$tag.'>';
 			}
 		}
diff --git a/htdocs/societe/consumption.php b/htdocs/societe/consumption.php
index 62bcbed5ff1..03c78a0c07b 100644
--- a/htdocs/societe/consumption.php
+++ b/htdocs/societe/consumption.php
@@ -162,7 +162,7 @@ if ($object->client) {
 	$obj = $db->fetch_object($resql);
 	$nbFactsClient = $obj->nb;
 	$thirdTypeArray['customer'] = $langs->trans("customer");
-	if (!empty($conf->propal->enabled) && $user->rights->propal->lire) {
+	if (isModEnabled("propal") && $user->rights->propal->lire) {
 		$elementTypeArray['propal'] = $langs->transnoentitiesnoconv('Proposals');
 	}
 	if (!empty($conf->commande->enabled) && $user->rights->commande->lire) {
@@ -199,10 +199,10 @@ if ($object->fournisseur) {
 	$obj = $db->fetch_object($resql);
 	$nbCmdsFourn = $obj->nb;
 	$thirdTypeArray['supplier'] = $langs->trans("supplier");
-	if ((isModEnabled('fournisseur') && $user->rights->fournisseur->facture->lire && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_invoice->enabled) && $user->rights->supplier_invoice->lire)) {
+	if ((isModEnabled('fournisseur') && $user->rights->fournisseur->facture->lire && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_invoice") && $user->rights->supplier_invoice->lire)) {
 		$elementTypeArray['supplier_invoice'] = $langs->transnoentitiesnoconv('SuppliersInvoices');
 	}
-	if ((isModEnabled('fournisseur') && $user->rights->fournisseur->commande->lire && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (!empty($conf->supplier_order->enabled) && $user->rights->supplier_order->lire)) {
+	if ((isModEnabled('fournisseur') && $user->rights->fournisseur->commande->lire && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || (isModEnabled("supplier_order") && $user->rights->supplier_order->lire)) {
 		$elementTypeArray['supplier_order'] = $langs->transnoentitiesnoconv('SuppliersOrders');
 	}
 	if (isModEnabled('supplier_proposal') && $user->rights->supplier_proposal->lire) {
diff --git a/htdocs/societe/list.php b/htdocs/societe/list.php
index aad8d3edc3e..bf3ec6eb041 100644
--- a/htdocs/societe/list.php
+++ b/htdocs/societe/list.php
@@ -219,9 +219,9 @@ $arrayfields = array(
 	's.name_alias'=>array('label'=>"AliasNameShort", 'position'=>3, 'checked'=>1),
 	's.barcode'=>array('label'=>"Gencod", 'position'=>5, 'checked'=>1, 'enabled'=>(isModEnabled('barcode'))),
 	's.code_client'=>array('label'=>"CustomerCodeShort", 'position'=>10, 'checked'=>$checkedcustomercode),
-	's.code_fournisseur'=>array('label'=>"SupplierCodeShort", 'position'=>11, 'checked'=>$checkedsuppliercode, 'enabled'=>((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))),
+	's.code_fournisseur'=>array('label'=>"SupplierCodeShort", 'position'=>11, 'checked'=>$checkedsuppliercode, 'enabled'=>((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))),
 	's.code_compta'=>array('label'=>"CustomerAccountancyCodeShort", 'position'=>13, 'checked'=>$checkedcustomeraccountcode),
-	's.code_compta_fournisseur'=>array('label'=>"SupplierAccountancyCodeShort", 'position'=>14, 'checked'=>$checkedsupplieraccountcode, 'enabled'=>((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled))),
+	's.code_compta_fournisseur'=>array('label'=>"SupplierAccountancyCodeShort", 'position'=>14, 'checked'=>$checkedsupplieraccountcode, 'enabled'=>((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice"))),
 	's.address'=>array('label'=>"Address", 'position'=>19, 'checked'=>0),
 	's.zip'=>array('label'=>"Zip", 'position'=>20, 'checked'=>1),
 	's.town'=>array('label'=>"Town", 'position'=>21, 'checked'=>0),
@@ -980,7 +980,7 @@ if (empty($type) || $type == 'c' || $type == 'p') {
 }
 
 if (empty($type) || $type == 'f') {
-	if (!empty($conf->fournisseur->enabled) && !empty($conf->categorie->enabled) && $user->rights->categorie->lire) {
+	if (isModEnabled("fournisseur") && !empty($conf->categorie->enabled) && $user->rights->categorie->lire) {
 		require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 		$moreforfilter .= '<div class="divsearchfield">';
 		$tmptitle = $langs->trans('Categories');
diff --git a/htdocs/societe/notify/card.php b/htdocs/societe/notify/card.php
index 8729ed3b46e..45c07c83b76 100644
--- a/htdocs/societe/notify/card.php
+++ b/htdocs/societe/notify/card.php
@@ -183,7 +183,7 @@ if ($result > 0) {
 		print '</td></tr>';
 	}
 
-	if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) && $object->fournisseur && !empty($user->rights->fournisseur->lire)) {
+	if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order") || isModEnabled("supplier_invoice")) && $object->fournisseur && !empty($user->rights->fournisseur->lire)) {
 		print '<tr><td class="titlefield">';
 		print $langs->trans('SupplierCode').'</td><td colspan="3">';
 		print showValueWithClipboardCPButton(dol_escape_htmltag($object->code_fournisseur));
diff --git a/htdocs/societe/paymentmodes.php b/htdocs/societe/paymentmodes.php
index 9e4c0e91137..2c2c125530b 100644
--- a/htdocs/societe/paymentmodes.php
+++ b/htdocs/societe/paymentmodes.php
@@ -779,7 +779,7 @@ if ($socid && $action != 'edit' && $action != 'create' && $action != 'editcard'
 		$obj = $db->fetch_object($resql);
 		$nbFactsClient = $obj->nb;
 		$thirdTypeArray['customer'] = $langs->trans("customer");
-		if (!empty($conf->propal->enabled) && $user->rights->propal->lire) {
+		if (isModEnabled("propal") && $user->rights->propal->lire) {
 			$elementTypeArray['propal'] = $langs->transnoentitiesnoconv('Proposals');
 		}
 		if (!empty($conf->commande->enabled) && $user->rights->commande->lire) {
diff --git a/htdocs/supplier_proposal/card.php b/htdocs/supplier_proposal/card.php
index 3ef3e2bd737..e4c2efd2c72 100644
--- a/htdocs/supplier_proposal/card.php
+++ b/htdocs/supplier_proposal/card.php
@@ -221,10 +221,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -448,10 +448,10 @@ if (empty($reshook)) {
 						if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 							$outputlangs = $langs;
 							$newlang = '';
-							if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 								$newlang = GETPOST('lang_id', 'aZ09');
 							}
-							if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 								$newlang = $object->thirdparty->default_lang;
 							}
 							if (!empty($newlang)) {
@@ -841,10 +841,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if ($conf->global->MAIN_MULTILANGS && empty($newlang)) {
+					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -1276,14 +1276,14 @@ if ($action == 'create') {
 	print '</td></tr>';
 
 	// Bank Account
-	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_PROPOSAL) && !empty($conf->banque->enabled)) {
+	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_PROPOSAL) && isModEnabled("banque")) {
 		print '<tr><td>'.$langs->trans('BankAccount').'</td><td colspan="2">';
 		$form->select_comptes(GETPOST('fk_account') > 0 ? GETPOST('fk_account', 'int') : $fk_account, 'fk_account', 0, '', 1);
 		print '</td></tr>';
 	}
 
 	// Shipping Method
-	if (!empty($conf->expedition->enabled)) {
+	if (isModEnabled("expedition")) {
 		print '<tr><td>'.$langs->trans('SendingMethod').'</td><td colspan="2">';
 		print $form->selectShippingMethod(GETPOST('shipping_method_id') > 0 ? GETPOST('shipping_method_id', 'int') : $shipping_method_id, 'shipping_method_id', '', 1);
 		print '</td></tr>';
@@ -1747,7 +1747,7 @@ if ($action == 'create') {
 		print '</tr>';
 	}*/
 
-	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_PROPOSAL) && !empty($conf->banque->enabled)) {
+	if (!empty($conf->global->BANK_ASK_PAYMENT_BANK_DURING_PROPOSAL) && isModEnabled("banque")) {
 		// Bank Account
 		print '<tr><td>';
 		print '<table width="100%" class="nobordernopadding"><tr><td>';
@@ -1968,7 +1968,7 @@ if ($action == 'create') {
 				}
 
 				// Create an order
-				if (((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled)) && $object->statut == SupplierProposal::STATUS_SIGNED) {
+				if (((isModEnabled("fournisseur") && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || isModEnabled("supplier_order")) && $object->statut == SupplierProposal::STATUS_SIGNED) {
 					if ($usercancreateorder) {
 						print '<div class="inline-block divButAction"><a class="butAction" href="'.DOL_URL_ROOT.'/fourn/commande/card.php?action=create&amp;origin='.$object->element.'&amp;originid='.$object->id.'&amp;socid='.$object->socid.'">'.$langs->trans("AddSupplierOrderShort").'</a></div>';
 					}
diff --git a/htdocs/takepos/admin/setup.php b/htdocs/takepos/admin/setup.php
index a21bf3de219..13c3b6ae80e 100644
--- a/htdocs/takepos/admin/setup.php
+++ b/htdocs/takepos/admin/setup.php
@@ -263,7 +263,7 @@ print '<input type="number" name="TAKEPOS_NUM_TERMINALS" min="1" value="' . (emp
 print "</td></tr>\n";
 
 // Services
-if (!empty($conf->service->enabled)) {
+if (isModEnabled("service")) {
 	print '<tr class="oddeven"><td>';
 	print $langs->trans("CashdeskShowServices");
 	print '<td colspan="2">';
diff --git a/htdocs/takepos/admin/terminal.php b/htdocs/takepos/admin/terminal.php
index 0bfe4ebd080..2ac8607fe33 100644
--- a/htdocs/takepos/admin/terminal.php
+++ b/htdocs/takepos/admin/terminal.php
@@ -161,7 +161,7 @@ print $form->select_company($conf->global->{'CASHDESK_ID_THIRDPARTY'.$terminalto
 print '</td></tr>';
 
 $atleastonefound = 0;
-if (!empty($conf->banque->enabled)) {
+if (isModEnabled("banque")) {
 	print '<tr class="oddeven"><td>'.$langs->trans("CashDeskBankAccountForSell").'</td>';
 	print '<td>';
 	print img_picto('', 'bank_account', 'class="pictofixedwidth"');
@@ -453,7 +453,7 @@ print '</td></tr>';
 print '</table>';
 print '</div>';
 
-if ($atleastonefound == 0 && !empty($conf->banque->enabled)) {
+if ($atleastonefound == 0 && isModEnabled("banque")) {
 	print info_admin($langs->trans("AtLeastOneDefaultBankAccountMandatory"), 0, 0, 'error');
 }
 
diff --git a/htdocs/takepos/index.php b/htdocs/takepos/index.php
index 58dd98ce512..8f2bbc94fc0 100644
--- a/htdocs/takepos/index.php
+++ b/htdocs/takepos/index.php
@@ -1134,7 +1134,7 @@ if (isset($_SESSION["takeposterminal"]) && $_SESSION["takeposterminal"]) {
 		}
 	}
 
-	if (empty($paiementsModes) && !empty($conf->banque->enabled)) {
+	if (empty($paiementsModes) && isModEnabled("banque")) {
 		$langs->load('errors');
 		setEventMessages($langs->trans("ErrorModuleSetupNotComplete", $langs->transnoentitiesnoconv("TakePOS")), null, 'errors');
 		setEventMessages($langs->trans("ProblemIsInSetupOfTerminal", $_SESSION["takeposterminal"]), null, 'errors');
diff --git a/htdocs/takepos/invoice.php b/htdocs/takepos/invoice.php
index cbd3d5349f9..07e84f4dea3 100644
--- a/htdocs/takepos/invoice.php
+++ b/htdocs/takepos/invoice.php
@@ -185,7 +185,7 @@ if (empty($reshook)) {
 			}
 		}
 
-		if ($bankaccount <= 0 && $pay != "delayed" && !empty($conf->banque->enabled)) {
+		if ($bankaccount <= 0 && $pay != "delayed" && isModEnabled("banque")) {
 			$errormsg = $langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("BankAccount"));
 			$error++;
 		}
diff --git a/htdocs/ticket/agenda.php b/htdocs/ticket/agenda.php
index 72c19c217b3..2f919aa436d 100644
--- a/htdocs/ticket/agenda.php
+++ b/htdocs/ticket/agenda.php
@@ -170,7 +170,7 @@ if (!empty($object->origin_email)) {
 }
 
 // Thirdparty
-if (!empty($conf->societe->enabled)) {
+if (isModEnabled("societe")) {
 	$morehtmlref .= '<br>'.$langs->trans('ThirdParty');
 	/*if ($action != 'editcustomer' && $object->fk_statut < 8 && !$user->socid && $user->rights->ticket->write) {
 		$morehtmlref.='<a class="editfielda" href="' . $url_page_current . '?action=editcustomer&token='.newToken().'&track_id=' . $object->track_id . '">' . img_edit($langs->transnoentitiesnoconv('Edit'), 1) . '</a>';
diff --git a/htdocs/ticket/card.php b/htdocs/ticket/card.php
index 3427d377703..8b76f5968cb 100755
--- a/htdocs/ticket/card.php
+++ b/htdocs/ticket/card.php
@@ -952,7 +952,7 @@ if ($action == 'create' || $action == 'presend') {
 		}
 
 		// Thirdparty
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$morehtmlref .= '<br>'.$langs->trans('ThirdParty').' ';
 			if ($action != 'editcustomer' && $object->status < 8 && !$user->socid && $user->rights->ticket->write) {
 				$morehtmlref .= '<a class="editfielda" href="'.$url_page_current.'?action=editcustomer&token='.newToken().'&track_id='.$object->track_id.'">'.img_edit($langs->transnoentitiesnoconv('Edit'), 0).'</a> : ';
@@ -1473,9 +1473,9 @@ if ($action == 'create' || $action == 'presend') {
 
 			$outputlangs = $langs;
 			$newlang = '';
-			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
-			} elseif ($conf->global->MAIN_MULTILANGS && empty($newlang) && is_object($object->thirdparty)) {
+			} elseif (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && is_object($object->thirdparty)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
diff --git a/htdocs/ticket/contact.php b/htdocs/ticket/contact.php
index d32ab88eb1c..1ee1ef163bb 100644
--- a/htdocs/ticket/contact.php
+++ b/htdocs/ticket/contact.php
@@ -210,7 +210,7 @@ if ($id > 0 || !empty($track_id) || !empty($ref)) {
 		}
 
 		// Thirdparty
-		if (!empty($conf->societe->enabled)) {
+		if (isModEnabled("societe")) {
 			$morehtmlref .= '<br>'.$langs->trans('ThirdParty');
 			/*if ($action != 'editcustomer' && $object->fk_statut < 8 && !$user->socid && $user->rights->ticket->write) {
 				$morehtmlref.='<a class="editfielda" href="' . $url_page_current . '?action=editcustomer&token='.newToken().'&track_id=' . $object->track_id . '">' . img_edit($langs->transnoentitiesnoconv('Edit'), 1) . '</a>';
diff --git a/htdocs/ticket/document.php b/htdocs/ticket/document.php
index 234c5e92918..1fe4356ea6a 100644
--- a/htdocs/ticket/document.php
+++ b/htdocs/ticket/document.php
@@ -145,7 +145,7 @@ if ($object->id) {
 	}
 
 	// Thirdparty
-	if (!empty($conf->societe->enabled)) {
+	if (isModEnabled("societe")) {
 		$morehtmlref .= '<br>'.$langs->trans('ThirdParty');
 		/*if ($action != 'editcustomer' && $object->fk_statut < 8 && !$user->socid && $user->rights->ticket->write) {
 			$morehtmlref.='<a class="editfielda" href="' . $url_page_current . '?action=editcustomer&token='.newToken().'&track_id=' . $object->track_id . '">' . img_edit($langs->transnoentitiesnoconv('Edit'), 1) . '</a>';
diff --git a/htdocs/ticket/messaging.php b/htdocs/ticket/messaging.php
index df829a010ec..edb289925b1 100644
--- a/htdocs/ticket/messaging.php
+++ b/htdocs/ticket/messaging.php
@@ -171,7 +171,7 @@ if ($object->fk_user_create > 0) {
 }
 
 // Thirdparty
-if (!empty($conf->societe->enabled)) {
+if (isModEnabled("societe")) {
 	$morehtmlref .= '<br>'.$langs->trans('ThirdParty');
 	/*if ($action != 'editcustomer' && $object->fk_statut < 8 && !$user->socid && $user->rights->ticket->write) {
 		$morehtmlref.='<a class="editfielda" href="' . $url_page_current . '?action=editcustomer&token='.newToken().'&track_id=' . $object->track_id . '">' . img_edit($langs->transnoentitiesnoconv('Edit'), 1) . '</a>';
diff --git a/htdocs/user/card.php b/htdocs/user/card.php
index 70ee971eee8..5b64ad6225f 100644
--- a/htdocs/user/card.php
+++ b/htdocs/user/card.php
@@ -1674,7 +1674,7 @@ if ($action == 'create' || $action == 'adduserldap') {
 			include DOL_DOCUMENT_ROOT.'/core/tpl/extrafields_view.tpl.php';
 
 			// Company / Contact
-			if (!empty($conf->societe->enabled)) {
+			if (isModEnabled("societe")) {
 				print '<tr><td>'.$langs->trans("LinkToCompanyContact").'</td>';
 				print '<td>';
 				$s = '';
@@ -2606,7 +2606,7 @@ if ($action == 'create' || $action == 'adduserldap') {
 			print '</td></tr>';
 
 			// Company / Contact
-			if (!empty($conf->societe->enabled)) {
+			if (isModEnabled("societe")) {
 				print '<tr><td>'.$langs->trans("LinkToCompanyContact").'</td>';
 				print '<td>';
 				if ($object->socid > 0) {
diff --git a/htdocs/user/param_ihm.php b/htdocs/user/param_ihm.php
index 6a5eea96490..a00736fda44 100644
--- a/htdocs/user/param_ihm.php
+++ b/htdocs/user/param_ihm.php
@@ -186,7 +186,7 @@ llxHeader('', $title, $help_url);
 
 // List of possible landing pages
 $tmparray = array('index.php'=>'Dashboard');
-if (!empty($conf->societe->enabled)) {
+if (isModEnabled("societe")) {
 	$tmparray['societe/index.php?mainmenu=companies&leftmenu='] = 'ThirdPartiesArea';
 }
 if (!empty($conf->project->enabled)) {
@@ -195,10 +195,10 @@ if (!empty($conf->project->enabled)) {
 if (!empty($conf->holiday->enabled) || !empty($conf->expensereport->enabled)) {
 	$tmparray['hrm/index.php?mainmenu=hrm&leftmenu='] = 'HRMArea'; // TODO Complete list with first level of menus
 }
-if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) {
+if (isModEnabled("product") || isModEnabled("service")) {
 	$tmparray['product/index.php?mainmenu=products&leftmenu='] = 'ProductsAndServicesArea';
 }
-if (!empty($conf->propal->enabled) || !empty($conf->commande->enabled) || !empty($conf->ficheinter->enabled) || !empty($conf->contrat->enabled)) {
+if (isModEnabled("propal") || !empty($conf->commande->enabled) || !empty($conf->ficheinter->enabled) || !empty($conf->contrat->enabled)) {
 	$tmparray['comm/index.php?mainmenu=commercial&leftmenu='] = 'CommercialArea';
 }
 if (!empty($conf->comptabilite->enabled) || !empty($conf->accounting->enabled)) {
diff --git a/htdocs/user/perms.php b/htdocs/user/perms.php
index ef00c90d6cb..b9c840c6cb7 100644
--- a/htdocs/user/perms.php
+++ b/htdocs/user/perms.php
@@ -353,7 +353,7 @@ if ($result) {
 		}
 
 		// Special cases
-		if (!empty($conf->reception->enabled)) {
+		if (isModEnabled("reception")) {
 			// The 2 permissions in fournisseur modules are replaced by permissions into reception module
 			if ($obj->module == 'fournisseur' && $obj->perms == 'commande' && $obj->subperms == 'receptionner') {
 				$i++;
@@ -420,7 +420,7 @@ if ($result) {
 		}
 
 		// Special cases
-		if (!empty($conf->reception->enabled)) {
+		if (isModEnabled("reception")) {
 			// The 2 permission in fournisseur modules has been replaced by permissions into reception module
 			if ($obj->module == 'fournisseur' && $obj->perms == 'commande' && $obj->subperms == 'receptionner') {
 				$i++;
diff --git a/htdocs/variants/combinations.php b/htdocs/variants/combinations.php
index f01e674c44a..fe058849899 100644
--- a/htdocs/variants/combinations.php
+++ b/htdocs/variants/combinations.php
@@ -395,7 +395,7 @@ if (!empty($id) || !empty($ref)) {
 	print '<table class="border centpercent tableforfield">';
 
 	// Type
-	if (!empty($conf->product->enabled) && !empty($conf->service->enabled)) {
+	if (isModEnabled("product") && isModEnabled("service")) {
 		$typeformat = 'select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
 		print '<tr><td class="titlefieldcreate">';
 		print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, $usercancreate, $typeformat) : $langs->trans('Type');
diff --git a/htdocs/webservices/admin/index.php b/htdocs/webservices/admin/index.php
index 8ae62d1bf3c..97b8a4768a0 100644
--- a/htdocs/webservices/admin/index.php
+++ b/htdocs/webservices/admin/index.php
@@ -100,12 +100,12 @@ print '<br><br>';
 // Webservices list
 $webservices = array(
 		'user'				=> '',
-		'thirdparty'		=> '!empty($conf->societe->enabled)',
-		'contact'			=> '!empty($conf->societe->enabled)',
-		'productorservice'	=> '(!empty($conf->product->enabled) || !empty($conf->service->enabled))',
+		'thirdparty'		=> 'isModEnabled("societe")',
+		'contact'			=> 'isModEnabled("societe")',
+		'productorservice'	=> '(isModEnabled("product") || isModEnabled("service"))',
 		'order'				=> '!empty($conf->commande->enabled)',
-		'invoice'			=> '!empty($conf->facture->enabled)',
-		'supplier_invoice'	=> '!empty($conf->fournisseur->enabled)',
+		'invoice'			=> 'isModEnabled("facture")',
+		'supplier_invoice'	=> 'isModEnabled("fournisseur")',
 		'actioncomm'		=> '!empty($conf->agenda->enabled)',
 		'category'			=> '!empty($conf->categorie->enabled)',
 		'project'			=> '!empty($conf->project->enabled)',