public function run()
 {
     if (isset($_POST['email']) && isset($_POST['msg']) && isset($_POST['cp']) && isset($_POST['name']) && isset($_POST['firstname'])) {
         $app = isset($_POST['app']) ? $_POST['app'] : null;
         $res = MessageVitrine::createMessage($_POST['email'], $_POST['name'], $_POST['firstname'], $_POST['msg'], $_POST['cp'], $app);
     } else {
         $res = array('result' => false, 'msg' => 'something somewhere went terribly wrong');
     }
     Rest::json($res);
     Yii::app()->end();
 }
 public function run()
 {
     $res = MessageVitrine::getMessagesVitBy($_POST);
     Rest::json($res);
     Yii::app()->end();
 }