Devise\Menus\MenusRepository::locateCurrentMenuItem PHP Method

    private function locateCurrentMenuItem($pageId, $menuItems)
    {
        foreach ($menuItems as $key => $menuItem) {
            $childrenLoaded = $this->childrenLoaded($menuItem);
            if ($childrenLoaded && $this->locateCurrentMenuItem($pageId, $menuItem->children)) {
                // the active item was found in the children
                $menuItem->activeAncestor = true;
                return true;
            }
            if ($menuItem->page_id == $pageId) {
                // this item is the active item
                $menuItem->activeItem = true;
                $this->activeItemChildren = $childrenLoaded ? $menuItem->children : array();
                $this->activeItemSiblings = $menuItems;
                return true;
            }
        }
        return false;
    }