Zend_Http_Client::getLastResponse PHP Method

    public function getLastResponse()
    {
        return $this->last_response;
    }

 public function translate($message, $from, $to)
 {
     $url = "http://ajax.googleapis.com/ajax/services/language/translate";
     $client = new Zend_Http_Client($url, array('maxredirects' => 0, 'timeout' => 30));
     $langpair = $from . '|' . $to;
     $params = array('v' => '1.1', 'q' => $message, 'langpair' => $langpair, 'key' => 'ABQIAAAAMtXAc56OizxVFR_fG__ZZRSrxD5q6_ZpfA55q8xveFjTjZJnShSvPHZq2PGkhSBZ0_OObHUNyy0smw');
     /**
      * Zend_Http_Client
      */
     $client->setParameterPost($params);
     $client->setHeaders('Referer', 'http://sb6.ru');
     $response = $client->request("POST");
     //print_r ($response);
     $data = $response->getBody();
     $serverResult = json_decode($data);
     $status = $serverResult->responseStatus;
     // should be 200
     $result = '';
     if ($status == 200) {
         $result = $serverResult->responseData->translatedText;
     } else {
         echo "retry\n";
         print_r($client->getLastRequest());
         print_r($client->getLastResponse());
         die;
         return $this->translate($message, $from, $to);
     }
     return $result;
 }