public function postAction(Request $request)
    {
        $type = 'page';
        $language = $this->getLanguage($request);
        $action = $request->get('action');

        $this->checkActionParameterSecurity($action, $language);

        $document = $this->getDocumentManager()->create($type);
        $formType = $this->getMetadataFactory()->getMetadataForAlias($type)->getFormType();

        $this->persistDocument($request, $formType, $document, $language);
        $this->handleActionParameter($action, $document, $language);
        $this->getDocumentManager()->flush();

        $context = new Context();
        $context->setGroups(['defaultPage']);

        return $this->handleView($this->view($document)->setContext($context));
    }