function openurl_transport_byref_https($url, $notice_id, $source_id, $byref_url)
 {
     parent::openurl_transport_byref($url, $notice_id, $source_id, $byref_url);
 }
 function openurl_transport_byref_http($url, $notice_id, $source_id, $byref_url)
 {
     parent::openurl_transport_byref($url, $notice_id, $source_id, $byref_url);
     $this->uri = $this->uri . ":http:openurl-by-ref";
 }