Admin\Helper\MenuHelper::active PHP Method

    public function active($name, $menu = 'mainmenu')
    {
        $view = $this->getParent()->getView();
        if ($view['app']->get('route.matched') == $view->getPackage()->getName() . '@' . $name) {
            return 'active';
        }
        if ($view['app']->get('route.extra.active.' . $menu) == $name) {
            return 'active';
        }
        return null;
    }