/**
  * Профиль
  * @return array|string|Response
  */
 public function actionProfile()
 {
     $model = models\Profile::findByUserId(Yii::$app->user->id);
     $model->setScenario('signup');
     if ($model->load(Yii::$app->request->post())) {
         if ($model->validate()) {
             if ($model->save(false)) {
                 Yii::$app->session->setFlash('success', Yii::t('users', 'SUCCESS_UPDATE'));
             } else {
                 Yii::$app->session->setFlash('danger', Yii::t('users', 'FAIL_UPDATE'));
             }
             return $this->refresh();
         } elseif (Yii::$app->request->isAjax) {
             Yii::$app->response->format = Response::FORMAT_JSON;
             return ActiveForm::validate($model);
         }
     }
     return $this->render('profile', ['model' => $model]);
 }