<?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_XmlConnect
 * @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)
 */

/**
 * Extended CMS page collection
 *
 * @category    Mage
 * @package     Mage_XmlConnect
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_XmlConnect_Model_Resource_Cms_Page_Collection extends Mage_Cms_Model_Resource_Page_Collection
{
    /**
     * Returns pairs identifier - title for unique identifiers
     * and pairs identifier|page_id - title for non-unique after first
     *
     * @return array
     */
    public function toOptionIdArray()
    {
        $res = array();
        $existingIdentifiers = array();
        foreach ($this as $item) {
            $identifier = $item->getData('identifier');

            $data['value'] = $identifier;
            $data['label'] = $item->getData('title');
            if (in_array($identifier, $existingIdentifiers)) {
                $data['value'] .= '|' . $item->getData('page_id');
            } else {
                $existingIdentifiers[] = $identifier;
            }

            $res[] = $data;
        }

        return $res;
    }
}
