From eb8f89f265c15e90d05da9e9b84cad2ed3fa5fa7 Mon Sep 17 00:00:00 2001
From: Gregory Roussac <gregory.roussac@prestashop.com>
Date: Thu, 3 Jan 2013 10:44:11 +0100
Subject: [PATCH] [*] Installer : Lower memory for update_order_messages.php

---
 .../upgrade/php/update_order_messages.php     | 74 +++++++++++++++++++
 install-dev/upgrade/sql/1.5.3.0.sql           |  2 +-
 2 files changed, 75 insertions(+), 1 deletion(-)
 create mode 100644 install-dev/upgrade/php/update_order_messages.php

diff --git a/install-dev/upgrade/php/update_order_messages.php b/install-dev/upgrade/php/update_order_messages.php
new file mode 100644
index 000000000..ffe9983cb
--- /dev/null
+++ b/install-dev/upgrade/php/update_order_messages.php
@@ -0,0 +1,74 @@
+<?php
+/*
+* 2007-2012 PrestaShop
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Open Software License (OSL 3.0)
+* that is bundled with this package in the file LICENSE.txt.
+* It is also available through the world-wide-web at this URL:
+* http://opensource.org/licenses/osl-3.0.php
+* If you did not receive a copy of the license and are unable to
+* obtain it through the world-wide-web, please send an email
+* to license@prestashop.com so we can send you a copy immediately.
+*
+* DISCLAIMER
+*
+* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
+* versions in the future. If you wish to customize PrestaShop for your
+* needs please refer to http://www.prestashop.com for more information.
+*
+*  @author PrestaShop SA <contact@prestashop.com>
+*  @copyright  2007-2012 PrestaShop SA
+*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
+*  International Registered Trademark & Property of PrestaShop SA
+*/
+
+function update_order_messages()
+{
+    $step = 3000;    
+    $count_messages = Db::getInstance()->getValue('SELECT count(id_message) FROM '._DB_PREFIX_.'message');
+    $nb_loop = $start = 0;
+    if($count_messages > 0)
+        $nb_loop = ceil($count_messages / $step);
+    for($i = 0; $i < $nb_loop; $i++)
+    {
+        $sql = 'SELECT id_message, message FROM '._DB_PREFIX_.'message LIMIT '.(int)$start.', '.(int)$step;
+    	if ($messages = Db::getInstance()->executeS($sql))
+    	{   	   
+            if(is_array($messages))
+                foreach($messages as $message)
+                {
+                    $sql = 'UPDATE '._DB_PREFIX_.'message SET message = \''.pSQL(Tools::htmlentitiesDecodeUTF8(br2nl($message['message']))).'\' 
+                            WHERE id_message = '.(int)$message['id_message'];
+                    $result = Db::getInstance()->execute($sql);
+                }
+            $start += ($step + 1);
+    	}
+    }
+    
+    $count_messages = Db::getInstance()->getValue('SELECT count(id_customer_message) FROM '._DB_PREFIX_.'customer_message');
+    $nb_loop = $start = 0;
+    if($count_messages > 0)
+        $nb_loop = ceil($count_messages / $step);
+    for($i = 0; $i < $nb_loop; $i++)
+    {
+        $sql = 'SELECT id_customer_message, message FROM '._DB_PREFIX_.'customer_message LIMIT '.(int)$start.', '.(int)$step;
+    	if ($messages = Db::getInstance()->executeS($sql))
+    	{    	   
+            if(is_array($messages))
+                foreach($messages as $message)
+                {
+                    $sql = 'UPDATE '._DB_PREFIX_.'customer_message SET message = \''.pSQL(Tools::htmlentitiesDecodeUTF8(str_replace('&amp;', '&', $message['message']))).'\' 
+                            WHERE id_customer_message = '.(int)$message['id_customer_message'];
+                    Db::getInstance()->execute($sql);
+                }
+            $start += ($step + 1);                         
+    	}
+    }
+}
+
+function br2nl($str)
+{   
+    return preg_replace("/<br( \/)?>/i", "\n", $str);
+}
\ No newline at end of file
diff --git a/install-dev/upgrade/sql/1.5.3.0.sql b/install-dev/upgrade/sql/1.5.3.0.sql
index 4507c8c6b..a5f0a4023 100644
--- a/install-dev/upgrade/sql/1.5.3.0.sql
+++ b/install-dev/upgrade/sql/1.5.3.0.sql
@@ -6,7 +6,7 @@ SET NAMES 'utf8';
 
 /* PHP:block_category_1521(); */;
 
-/* PHP:updateordermessages(); */;
+/* PHP:update_order_messages(); */;
 
 UPDATE `PREFIX_order_state` SET `delivery` = 0 WHERE `id_order_state` = 3;