class.ilPCContentTemplate.php

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<?php

class ilPCContentTemplate extends ilPageContent
{
    public function init(): void
    {
        $this->setType("templ");
    }

    public function setNode(php4DOMElement $a_node): void
    {
        parent::setNode($a_node);               // this is the PageContent node
    }

    public function create(ilPageObject $a_pg_obj, string $a_hier_id, string $a_pc_id, string $a_page_templ): void
    {
        $source_id = explode(":", $a_page_templ);
        $source_page = ilPageObjectFactory::getInstance($source_id[1], $source_id[0]);
        $source_page->buildDom();
        $source_page->addHierIDs();
        $hier_ids = $source_page->getHierIds();

        $copy_ids = array();
        foreach ($hier_ids as $hier_id) {
            // move top level nodes only
            if (!is_int(strpos($hier_id, "_"))) {
                if ($hier_id != "pg") {
                    $copy_ids[] = $hier_id;
                }
            }
        }
        arsort($copy_ids);

        foreach ($copy_ids as $copy_id) {
            $source_content = $source_page->getContentObject($copy_id);

            $source_node = $source_content->getNode();
            $clone_node = $source_node->clone_node(true);
            $clone_node->unlink_node($clone_node);

            // insert cloned node at target
            $source_content->setNode($clone_node);
            $this->getPage()->insertContent($source_content, $a_hier_id, IL_INSERT_AFTER, $a_pc_id);

            $xpath = new DOMXpath($this->getPage()->getDomDoc());
            if ($clone_node->get_attribute("PCID") != "") {
                $clone_node->set_attribute("PCID", "");
            }
            $els = $xpath->query(".//*[@PCID]", $clone_node->myDOMNode);
            foreach ($els as $el) {
                $el->setAttribute("PCID", "");
            }
        }

        $this->getPage()->update();
    }
}