58 lines
2.1 KiB
PHP
58 lines
2.1 KiB
PHP
<?php
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/**
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* Copyright since 2007 PrestaShop SA and Contributors
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* PrestaShop is an International Registered Trademark & Property of PrestaShop SA
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*
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* NOTICE OF LICENSE
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*
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* This source file is subject to the Open Software License (OSL 3.0)
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* that is bundled with this package in the file LICENSE.md.
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* It is also available through the world-wide-web at this URL:
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* https://opensource.org/licenses/OSL-3.0
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@prestashop.com so we can send you a copy immediately.
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*
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* DISCLAIMER
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*
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* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
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* versions in the future. If you wish to customize PrestaShop for your
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* needs please refer to https://devdocs.prestashop.com/ for more information.
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*
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* @author PrestaShop SA and Contributors <contact@prestashop.com>
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* @copyright Since 2007 PrestaShop SA and Contributors
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* @license https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
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*/
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/**
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* Regenerate the entire category tree level_depth
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*/
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function regenerate_level_depth()
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{
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Db::getInstance()->execute('UPDATE `' . _DB_PREFIX_ . 'category` SET `level_depth` = 0 WHERE `id_category` = 1');
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regenerate_children_categories(1, 0);
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}
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/**
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* Recursively regenerate the level_depth of this category's children
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*
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* @param int $id_category
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* @param int $level_depth
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*/
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function regenerate_children_categories($id_category, $level_depth)
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{
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$categories = Db::getInstance()->executeS('SELECT `id_category` FROM `' . _DB_PREFIX_ . 'category` WHERE `id_parent` = ' . (int) $id_category);
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if (!$categories) {
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return;
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}
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$new_depth = (int) $level_depth + 1;
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$cat_ids = '';
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foreach ($categories as $category) {
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$cat_ids .= (string) $category['id_category'] . ',';
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regenerate_children_categories($category['id_category'], $new_depth);
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}
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$cat_ids = substr($cat_ids, 0, -1);
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Db::getInstance()->execute('UPDATE `' . _DB_PREFIX_ . 'category` SET `level_depth` = ' . (int) $new_depth . ' WHERE `id_category` IN (' . $cat_ids . ')');
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}
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