From 39fc2e6e6025ec100511f0e5b912047a6f6b9638 Mon Sep 17 00:00:00 2001
From: Laurent Destailleur <eldy@destailleur.fr>
Date: Thu, 1 Apr 2021 19:48:15 +0200
Subject: [PATCH] NEW Save old page with .old in edition of a website page

---
 htdocs/core/lib/website2.lib.php | 16 +++++++++++++---
 htdocs/website/index.php         |  2 +-
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/htdocs/core/lib/website2.lib.php b/htdocs/core/lib/website2.lib.php
index e9a5aa6309f..e66ef50b161 100644
--- a/htdocs/core/lib/website2.lib.php
+++ b/htdocs/core/lib/website2.lib.php
@@ -66,7 +66,7 @@ function dolSavePageAlias($filealias, $object, $objectpage)
 {
 	global $conf;
 
-	// Now create the .tpl file (duplicate code with actions updatesource or updatecontent but we need this to save new header)
+	// Now create the .tpl file
 	dol_syslog("dolSavePageAlias We regenerate the alias page filealias=".$filealias);
 
 	$aliascontent = '<?php'."\n";
@@ -138,10 +138,11 @@ function dolSavePageAlias($filealias, $object, $objectpage)
  * @param	string		$filetpl			Full path of filename to generate
  * @param	Website		$object				Object website
  * @param	WebsitePage	$objectpage			Object websitepage
+ * @param	int			$backupold			1=Make a backup of old page
  * @return	boolean							True if OK
  * @see dolSavePageAlias()
  */
-function dolSavePageContent($filetpl, Website $object, WebsitePage $objectpage)
+function dolSavePageContent($filetpl, Website $object, WebsitePage $objectpage, $backupold = 0)
 {
 	global $conf, $db;
 
@@ -149,7 +150,16 @@ function dolSavePageContent($filetpl, Website $object, WebsitePage $objectpage)
 	dol_syslog("We regenerate the tpl page filetpl=".$filetpl);
 
 	include_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
-	dol_delete_file($filetpl);
+
+	if ($backupold) {
+		dol_delete_file($filetpl.'.old');
+		$result = dol_move($filetpl, $filetpl.'.old', 0, 1, 0, 0);
+		if (! $result) {
+			return false;
+		}
+	} else {
+		dol_delete_file($filetpl);
+	}
 
 	$shortlangcode = '';
 	if ($objectpage->lang) {
diff --git a/htdocs/website/index.php b/htdocs/website/index.php
index 021edc52920..3e4c56cd240 100644
--- a/htdocs/website/index.php
+++ b/htdocs/website/index.php
@@ -1996,7 +1996,7 @@ if ($usercanedit && (($action == 'updatesource' || $action == 'updatecontent' ||
 				}
 
 				// Save page content
-				$result = dolSavePageContent($filetpl, $object, $objectpage);
+				$result = dolSavePageContent($filetpl, $object, $objectpage, 1);
 				if ($result) {
 					setEventMessages($langs->trans("Saved"), null, 'mesgs');