public function actionUserchange() { if (Yii::$app->user->isGuest) { $this->redirect(Yii::$app->user->loginUrl); } $model = BAdmins::findOne(Yii::$app->user->id); if (!$model) { $model = new BAdmins(); } if ($model->load(Yii::$app->request->post())) { if ($model->validate()) { $model->password = md5(md5($model->password)); $model->save(); return $this->render('userchange', ['model' => $model, 'success' => true]); } } return $this->render('userchange', ['model' => $model]); }