public function fetch_translation($job_id)
 {
     $params = array('project_id' => $this->id, 'accesskey' => $this->access_key, 'job_id' => $job_id);
     try {
         return TranslationProxy_Api::proxy_download('/jobs/{job_id}/xliff.json', $params);
     } catch (Exception $ex) {
         $this->add_error($ex->getMessage());
         return false;
     }
 }
 public function fetch_translation($job_id)
 {
     $params = array('project_id' => $this->id, 'accesskey' => $this->access_key, 'job_id' => $job_id);
     return TranslationProxy_Api::proxy_download('/jobs/{job_id}/xliff.json', $params);
 }