/**
* @access protected
* @static
* @return DOMXPath
*/
protected static function _getXPath($url)
{
$url = parent::getUrl($url);
if (parent::getLastLoadedUrl() == $url && self::$_xpath) {
return self::$_xpath;
}
$html = static::_getAlexaPage($url);
$doc = parent::_getDOMDocument($html);
$xpath = parent::_getDOMXPath($doc);
self::$_xpath = $xpath;
return $xpath;
}
