2011-07-06 10:54:11 +00:00
parent 4d2c770c6f
commit 8fc7f11014
5398 changed files with 482149 additions and 0 deletions
@@ -0,0 +1,58 @@
+<?php
+/*
+* 2007-2011 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  2007-2011 PrestaShop SA
+*  @version  Release: $Revision: 6844 $
+*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
+*  International Registered Trademark & Property of PrestaShop SA
+*/
+
+/**
+ * Regenerate the entire category tree level_depth
+ */
+function regenerate_level_depth()
+{
+	Db::getInstance()->Execute('UPDATE `'._DB_PREFIX_.'category` SET `level_depth` = 0 WHERE `id_category` = 1');
+	regenerate_children_categories(1, 0);
+}
+
+/**
+ * Recursively regenerate the level_depth of this category's children
+ *
+ * @param int $id_category
+ * @param int $level_depth
+ */
+function regenerate_children_categories($id_category, $level_depth)
+	{
+	$categories = Db::getInstance()->ExecuteS('SELECT `id_category` FROM `'._DB_PREFIX_.'category` WHERE `id_parent` = '.(int)$id_category);
+	if (!$categories)
+		return;
+	$new_depth = (int)$level_depth + 1;
+	$cat_ids = "";
+	foreach($categories as $category)
+		{
+		$cat_ids .= (string)$category['id_category'].',';
+		regenerate_children_categories($category['id_category'], $new_depth);
+		}
+	$cat_ids = substr($cat_ids, 0, -1);
+
+	Db::getInstance()->Execute('UPDATE `'._DB_PREFIX_.'category` SET `level_depth` = '.(int)$new_depth.' WHERE `id_category` IN ('.$cat_ids.')');
+	}