<?php
/**
 * aheadWorks Co.
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the EULA
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://ecommerce.aheadworks.com/LICENSE-M1.txt
 *
 * @category   AW
 * @package    AW_All
 * @copyright  Copyright (c) 2009-2010 aheadWorks Co. (http://www.aheadworks.com)
 * @license    http://ecommerce.aheadworks.com/LICENSE-M1.txt
 */

class AW_All_Model_Feed_Abstract extends Mage_Core_Model_Abstract
{

    /**
     * Retrieve feed data as XML element
     *
     * @return SimpleXMLElement
     */
    public function getFeedData()
    {
        $curl = new Varien_Http_Adapter_Curl();
        $curl->setConfig(array(
                              'timeout' => 1
                         ));
        $curl->write(Zend_Http_Client::GET, $this->getFeedUrl(), '1.0');
        $data = $curl->read();
        if ($data === false) {
            return false;
        }
        $data = preg_split('/^\r?$/m', $data, 2);
        $data = trim($data[1]);
        $curl->close();

        try {
            $xml = new SimpleXMLElement($data);
        }
        catch (Exception $e) {
            return false;
        }

        return $xml;
    }


    /**
     * Retrieve DB date from RSS date
     *
     * @param string $rssDate
     * @return string YYYY-MM-DD YY:HH:SS
     */
    public function getDate($rssDate)
    {
        return gmdate('Y-m-d H:i:s', strtotime($rssDate));
    }


}