add unsibscribe newsletter

backend/controllers/NewsletterController.php

@@ -15,19 +15,33 @@ use common\components\Helper;
 /**
  * NewsletterController implements the CRUD actions for Newsletter model.
  */
-class NewsletterController extends Controller
+class NewsletterController  extends \backend\controllers\BackendController
 {
+    
     public function behaviors()
     {
-        return [
-            'verbs' => [
-                'class' => VerbFilter::className(),
-                'actions' => [
-                    'delete' => ['post'],
-                ],
-            ],
-        ];
+    	return [
+    			'verbs' => [
+    					'class' => VerbFilter::className(),
+    					'actions' => [
+    							'delete' => ['post'],
+    					],
+    			],
+    			'access' => [
+    					'class' => \yii\filters\AccessControl::className(),
+    					'rules' => [
+    							// allow authenticated users
+    							[
+    									'actions' => ['create','index','view','update','delete'],
+    									'allow' => true,
+    									'roles' => ['admin','employee','reception'],
+    							],
+    							// everything else is denied
+    					],
+    			],
+    	];
     }
+    
 
     /**
      * Lists all Newsletter models.