/**
  *  Register the user
  *
  * @return string|\yii\web\Response
  */
 public function actionRegister()
 {
     $model = new User();
     $model->scenario = 'register';
     if ($model->load(Yii::$app->request->post()) && $model->register(FALSE, User::STATUS_PENDING)) {
         // Send Welcome Message to activate the account
         Mailer::sendWelcomeMessage($model);
         Yii::$app->session->setFlash('success', Yii::t('user', 'You\'ve successfully been registered. Check your mail to activate your account'));
         return $this->redirect(Yii::$app->urlManager->createUrl('//user/auth/login'));
     }
     return $this->render('register', ['model' => $model]);
 }