if ($xpath->query('/atom:feed')->length > 0) {
$alternate = $xpath->query("atom:link[@rel='alternate']")->item(0)->attributes;
if (is_object($alternate)) {
if ($xpath->query('/atom:feed')->length > 0) {
$alternate = $xpath->query("atom:link[@rel='alternate']")->item(0)->attributes;
if (is_object($alternate)) {