Networking\InitCmsBundle\Model\Page::getAllChildren PHP Метод

    public function getAllChildren(&$children = array())
    {
        if (!$this->allChildren && $this->getChildren()) {
            $page = $this;
            foreach ($page->getChildren() as $child) {
                $children[] = $child;
                if ($child->getChildren()) {
                    $child->getAllChildren($children);
                }
            }
            $this->setAllChildren(array_reverse($children));
        }
        return $this->allChildren;
    }