public function actionUpdateRole()
 {
     if ($this->isUpdateAllowed()) {
         if (Yii::$app->request->post()) {
             $role = Role::findOne(Yii::$app->request->get()['id']);
             $role->name = Yii::$app->request->post()['role'];
             $role->update();
             $rowsDeleted = RoleModule::deleteAll('role = ' . Yii::$app->request->get()['id']);
             $roleModel = new Role();
             $roleModel->updateRole(Yii::$app->request->get()['id'], Yii::$app->request->post());
             /*return $this->render('role_list');*/
             return $this->redirect(['security/role-management']);
         }
         return $this->render('update_role');
     } else {
         echo "You don't have access here";
         die;
     }
 }