PHP Decode

<?php
/*
* 2007-2015 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 [email protected] 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 <[email protected]>
*  @copyright  2007-2015 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 deactivate_custom_modules()
{
    $db = Db::getInstance();
    $modulesDirOnDisk = array();
    $modules = scandir(_PS_MODULE_DIR_);
    foreach ($modules as $name) {
        if (!in_array($name, array('.', '..', 'index.php', '.htaccess')) && @is_dir(_PS_MODULE_DIR_.$name.DIRECTORY_SEPARATOR) && @file_exists(_PS_MODULE_DIR_.$name.DIRECTORY_SEPARATOR.$name.'.php')) {
            if (!preg_match('/^[a-zA-Z0-9_-]+$/', $name)) {
                die(Tools::displayError().' (Module '.$name.')');
            }
            $modulesDirOnDisk[] = $name;
        }
    }

    $module_list_xml = _PS_ROOT_DIR_.DIRECTORY_SEPARATOR.'config'.DIRECTORY_SEPARATOR.'xml'.DIRECTORY_SEPARATOR.'modules_list.xml';

    if (!file_exists($module_list_xml)) {
        $module_list_xml = _PS_ROOT_DIR_.DIRECTORY_SEPARATOR.'config'.DIRECTORY_SEPARATOR.'modules_list.xml';
        if (!file_exists($module_list_xml)) {
            return false;
        }
    }

    $nativeModules = @simplexml_load_file($module_list_xml);
    if ($nativeModules) {
        $nativeModules = $nativeModules->modules;
    }
    $arrNativeModules = array();
    if (is_array($nativeModules)) {
        foreach ($nativeModules as $nativeModulesType) {
            if (in_array($nativeModulesType['type'], array('native', 'disk', 'partner'))) {
                $arrNativeModules[] = '""';
                foreach ($nativeModulesType->module as $module) {
                    $arrNativeModules[] = '"'.pSQL($module['name']).'"';
                }
            }
        }
    }
    $arrNonNative = array();
    if ($arrNativeModules) {
        $arrNonNative = $db->executeS('
    		SELECT *
    		FROM `'._DB_PREFIX_.'module` m
    		WHERE name NOT IN ('.implode(',', $arrNativeModules).') ');
    }

    $uninstallMe = array("undefined-modules");
    if (is_array($arrNonNative)) {
        foreach ($arrNonNative as $k => $aModule) {
            $uninstallMe[(int)$aModule['id_module']] = $aModule['name'];
        }
    }

    if (!is_array($uninstallMe)) {
        $uninstallMe = array($uninstallMe);
    }

    foreach ($uninstallMe as $k => $v) {
        $uninstallMe[$k] = '"'.pSQL($v).'"';
    }

    $return = Db::getInstance()->execute('
	UPDATE `'._DB_PREFIX_.'module` SET `active` = 0 WHERE `name` IN ('.implode(',', $uninstallMe).')');

    if (count(Db::getInstance()->executeS('SHOW TABLES LIKE \''._DB_PREFIX_.'module_shop\''))> 0) {
        foreach ($uninstallMe as $k => $uninstall) {
            $return &= Db::getInstance()->execute('DELETE FROM `'._DB_PREFIX_.'module_shop` WHERE `id_module` = '.(int)$k);
        }
    }

    return $return;
}
 ?>