Pimcore\Model\Document\Tag\Link::rewriteIds PHP Method

    public function rewriteIds($idMapping)
    {
        if ($this->data["internal"]) {
            $type = $this->data["internalType"];
            $id = (int) $this->data["internalId"];
            if (array_key_exists($type, $idMapping)) {
                if (array_key_exists($id, $idMapping[$type])) {
                    $this->data["internalId"] = $idMapping[$type][$id];
                    $this->getHref();
                }
            }
        }
    }