<?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_Reports
 * @copyright   Copyright (c) 2011 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */


/**
 * Report Reviews collection
 *
 * @category    Mage
 * @package     Mage_Reports
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_Reports_Model_Resource_Review_Collection extends Mage_Review_Model_Resource_Review_Collection
{
    /**
     * Resource initialization
     *
     */
    protected function _construct()
    {
        $this->_init('review/review');
    }

    /**
     * add product filter
     *
     * @param unknown_type $productId
     * @return Mage_Reports_Model_Resource_Review_Collection
     */
    public function addProductFilter($productId)
    {
        $this->addFieldToFilter('entity_pk_value', array('eq' => (int)$productId));

        return $this;
    }

    /**
     * Reset select
     *
     * @return Mage_Reports_Model_Resource_Review_Collection
     */
    public function resetSelect()
    {
        parent::resetSelect();
        $this->_joinFields();
        return $this;
    }

    /**
     * Get select count sql
     *
     * @return string
     */
    public function getSelectCountSql()
    {
        $countSelect = clone $this->_select;
        $countSelect->reset(Zend_Db_Select::ORDER);
        $countSelect->reset(Zend_Db_Select::LIMIT_COUNT);
        $countSelect->reset(Zend_Db_Select::LIMIT_OFFSET);
        $countSelect->reset(Zend_Db_Select::COLUMNS);
        $countSelect->columns("COUNT(main_table.review_id)");

        return $countSelect;
    }

    /**
     * Set order
     *
     * @param string $attribute
     * @param string $dir
     * @return Mage_Reports_Model_Resource_Review_Collection
     */
    public function setOrder($attribute, $dir = self::SORT_ORDER_DESC)
    {
        if (in_array($attribute, array('nickname', 'title', 'detail', 'created_at'))) {
            $this->_select->order($attribute . ' ' . $dir);
        } else {
            parent::setOrder($attribute, $dir);
        }

        return $this;
    }
}
