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Path: /data/applications/aps/magento/1.1.3-2/standard/htdocs/app/code/core/Mage/Sales/Model/ [ Home ]
File: Observer.php
<?php
/**
 * Magento
 *
 * 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@magentocommerce.com so we can send you a copy immediately.
 *
 * @category   Mage
 * @package    Mage_Sales
 * @copyright  Copyright (c) 2008 Irubin Consulting Inc. DBA Varien (http://www.varien.com)
 * @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

class Mage_Sales_Model_Observer
{
    public function cleanExpiredQuotes($schedule)
    {
        $lifetimes = Mage::getConfig()->getStoresConfigByPath('checkout/cart/delete_quote_after');
        foreach ($lifetimes as $storeId=>$lifetime) {
            $lifetime *= 86400;

            $quotes = Mage::getModel('sales/quote')->getCollection();
            /* @var $quotes Mage_Sales_Model_Mysql4_Quote_Collection */

            $quotes->addFieldToFilter('store_id', $storeId);
            $quotes->addFieldToFilter('updated_at', array('to'=>date("Y-m-d", time()-$lifetime)));
            $quotes->addFieldToFilter('is_active', 0);
            $quotes->walk('delete');
        }
    }
}