private static function parseResult($result, $url)
{
$pos = strpos($result, "\r\n\r\n");
$content = substr($result, $pos + 4);
$headerLines = explode("\r\n", substr($result, 0, $pos));
preg_match('/\\d{3}/', array_shift($headerLines), $matches);
if (!isset($matches[0])) {
throw new DownloadFailureException($url, 'Server didn\'t return response code');
}
$code = intval($matches[0]);
$headers = HttpHeadersHelper::parseHeaderLines($headerLines);
return new Document($url, $code, $headers, $content);
}
