From 3b3319e4358b2011c8fdad72e801b23512088973 Mon Sep 17 00:00:00 2001
From: Florian HENRY <florian.henry@open-concept.pro>
Date: Tue, 2 Jun 2015 13:01:51 +0200
Subject: [PATCH] Add contrl invoice supplier already exists (as it is done on
 customer invoice)

---
 htdocs/fourn/facture/card.php | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/htdocs/fourn/facture/card.php b/htdocs/fourn/facture/card.php
index bf310d92f8d..b4b853b58bc 100644
--- a/htdocs/fourn/facture/card.php
+++ b/htdocs/fourn/facture/card.php
@@ -1508,7 +1508,16 @@ if ($action == 'create')
 	        $langs->load('orders');
 	        $txt=$langs->trans("SupplierOrder");
         }
-        print '<tr><td>'.$txt.'</td><td colspan="2">'.$objectsrc->getNomUrl(1).'</td></tr>';
+        print '<tr><td>'.$txt.'</td><td colspan="2">'.$objectsrc->getNomUrl(1);
+        //We check if Origin document has already an invoice attached to it
+        $objectsrc->fetchObjectLinked($originid,'','','invoice_supplier');
+        $cntinvoice=count($objectsrc->linkedObjects['invoice_supplier']);
+        if ($cntinvoice>=1)
+        {
+        	setEventMessage('WarningBillExist','warnings');
+        	echo ' ('.$langs->trans('LatestRelatedBill').end($objectsrc->linkedObjects['facture'])->getNomUrl(1).')';
+        }
+        echo '</td></tr>';
         print '<tr><td>'.$langs->trans('TotalHT').'</td><td colspan="2">'.price($objectsrc->total_ht).'</td></tr>';
         print '<tr><td>'.$langs->trans('TotalVAT').'</td><td colspan="2">'.price($objectsrc->total_tva)."</td></tr>";
         if ($mysoc->country_code=='ES')