yii2-aut-client-auth-controller

public function actions() {
      return [
        'auth' => [
          'class' => 'yii\authclient\AuthAction',
          'successCallback' => [$this, 'oAuthSuccess'],
        ],
      ];
    }

...
public function oAuthSuccess($client) {
        // get user data from client
        $userAttributes = $client->getUserAttributes();

        $model = Users::find()->where(['social' => $_GET['authclient'], 'social_id' => $userAttributes['id']])->one();
        if (!$model) {
            $model = new Users();
            if($_GET['authclient'] == 'vkontakte'){
                $model->username = $userAttributes['screen_name'];
                $model->password = \Yii::$app->security->generateRandomString(6);
                $model->email = "";
                $model->first_name = $userAttributes['first_name'];
                $model->last_name = $userAttributes['last_name'];
                $model->avatar = $userAttributes['photo'];
                $model->social = $_GET['authclient'];
                $model->social_id = $userAttributes['id'];
                $model->is_active = 1;
                $model->lang_id = 1;
                $model->save(false);
            }
        }

        $identity = UserIdentity::findIdentity($model->id);
        \Yii::$app->getUser()->login($identity);

      // do some thing with user data. for example with $userAttributes['email']
    }