add files to project

modules/admin/controllers/AdminController.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace app\modules\admin\controllers;
+
+use yii\filters\AccessControl;
+use yii\web\Controller;
+
+class AdminController extends Controller
+{
+    public function behaviors()
+    {
+        return [
+            'access' => [
+                'class' => AccessControl::className(),
+                'rules' => [
+                    [
+                        'allow' => true,
+                        'roles' => ['@'],
+                        'matchCallback' => function ($rule, $action) {
+                            /* @var $identity \app\models\User */
+                            $identity = \Yii::$app->getUser()->getIdentity();
+                            return $identity->is_admin;
+                        }
+                    ],
+                ],
+            ],
+        ];
+    }
+}