mdm\admin\models\AuthItem::__construct PHP Метод

    public function __construct($item = null, $config = [])
    {
        $this->_item = $item;
        if ($item !== null) {
            $this->name = $item->name;
            $this->type = $item->type;
            $this->description = $item->description;
            $this->ruleName = $item->ruleName;
            $this->data = $item->data === null ? null : Json::encode($item->data);
        }
        parent::__construct($config);
    }