/**
  * @param string $url
  */
 public function actionShariffData($url)
 {
     Header("Content-Type: application/json; charset=UTF-8");
     $shariff = new \Heise\Shariff\Backend(["domain" => $_SERVER["HTTP_HOST"], "services" => ["Facebook", "Twitter", "GooglePlus"], "cache" => ["ttl" => 60, "cacheDir" => TMP_PATH]]);
     echo json_encode($shariff->get($url));
     Yii::app()->end();
 }
 public function index()
 {
     $backend = new Heise\Shariff\Backend(json_decode(SHARIFF_OPTIONS, true));
     return $this->jsonResponse($backend->get($_GET['pageUrl']));
 }