public function actionAdditem() { $model = new RbacModel(); $model->scenario = 'additem'; if ($model->load(\Yii::$app->request->post()) && $model->validate() && $model->saveItem()) { $result = ['state' => 'success']; return $result; } else { $error = Html::errorSummary($model); $result = ['state' => 'error', 'error' => $error]; return $result; } }