Close #36 - admin panel only for admins

modules/admin/Module.php

@@ -3,6 +3,8 @@
 namespace app\modules\admin;
 
 use Yii;
+use yii\filters\AccessControl;
+use yii\helpers\ArrayHelper;
 
 /**
  * admin module definition class
@@ -13,6 +15,26 @@ class Module extends \yii\base\Module
      * @inheritdoc
      */
     public $controllerNamespace = 'app\modules\admin\controllers';
+    /**
+     * @inheritdoc
+     */
+    public function behaviors()
+    {
+        return ArrayHelper::merge(parent::behaviors(), [
+            'access' => [
+                'class' => AccessControl::className(),
+                'rules' => [
+                    [
+                        'allow' => true,
+                        'roles' => ['@'],
+                        'matchCallback' => function () {
+                            return Yii::$app->user->identity->isAdmin;
+                        },
+                    ],
+                ],
+            ],
+        ]);
+    }
 
     /**
      * @inheritdoc