Admin_DocumentController::translationAddAction PHP Method

    public function translationAddAction()
    {
        $sourceDocument = Document::getById($this->getParam("sourceId"));
        $targetDocument = Document::getByPath($this->getParam("targetPath"));
        if ($sourceDocument && $targetDocument) {
            $service = new Document\Service();
            $service->addTranslation($sourceDocument, $targetDocument);
        }
        $this->_helper->json(["success" => true]);
    }