Pimcore\Model\Document\Printcontainer::doGetChildren PHP Метод

    private function doGetChildren(Document $document)
    {
        $children = $document->getChilds();
        foreach ($children as $child) {
            if ($child instanceof Document\Printpage) {
                $this->allChildren[] = $child;
            }
            if ($child instanceof Document\Folder || $child instanceof Document\Printcontainer) {
                $this->doGetChildren($child);
            }
            if ($child instanceof Document\Hardlink) {
                if ($child->getSourceDocument() instanceof Document\Printpage) {
                    $this->allChildren[] = $child;
                }
                $this->doGetChildren($child);
            }
        }
    }