<?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.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     Mage_Downloadable
 * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */


/**
 * Downloadable links purchased resource collection
 *
 * @category    Mage
 * @package     Mage_Downloadable
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_Downloadable_Model_Resource_Link_Purchased_Collection extends Mage_Core_Model_Resource_Db_Collection_Abstract
{
    /**
     * Init resource model
     *
     */
    protected function _construct()
    {
        $this->_init('downloadable/link_purchased');
    }

    /**
     * Add purchased items to collection
     *
     * @return Mage_Downloadable_Model_Resource_Link_Purchased_Collection
     */
    public function addPurchasedItemsToResult()
    {
        $this->getSelect()
            ->join(array('pi'=>$this->getTable('downloadable/link_purchased_item')),
                'pi.purchased_id=main_table.purchased_id');
        return $this;
    }
}