added RBAC

lib/User/Validator/RbacItemsValidator.php

@@ -0,0 +1,25 @@
+<?php
+namespace Da\User\Validator;
+
+use Da\User\Traits\AuthManagerTrait;
+use Yii;
+use yii\validators\Validator;
+
+class RbacItemsValidator extends Validator
+{
+    use AuthManagerTrait;
+
+    protected function validateValue($value)
+    {
+        if (!is_array($value)) {
+            return [Yii::t('item', 'Invalid value'), []];
+        }
+
+        foreach ($value as $item) {
+            if ($this->getAuthManager()->getItem($item) == null) {
+                return [Yii::t('user', 'There is neither role nor permission with name "{0}"', [$item]), []];
+            }
+        }
+    }
+
+}

lib/User/Validator/RbacRuleValidator.php

@@ -0,0 +1,26 @@
+<?php
+namespace Da\User\Validator;
+
+use ReflectionClass;
+use Exception;
+use yii\validators\Validator;
+use Yii;
+
+class RbacRuleValidator extends Validator
+{
+    protected function validateValue($value)
+    {
+        try {
+            $class = new ReflectionClass($value);
+        } catch (Exception $e) {
+            return [Yii::t('user', 'Class "{0}" does not exist', $value), []];
+        }
+
+        if ($class->isInstantiable() == false) {
+            return [Yii::t('user', 'Rule class can not be instantiated'), []];
+        }
+        if ($class->isSubclassOf('\yii\rbac\Rule') == false) {
+            return [Yii::t('user', 'Rule class must extend "yii\rbac\Rule"'), []];
+        }
+    }
+}