public function addAction() {

        $edit_form = $this->container->get("haven_core.category.form_handler")->createNewForm();

        $request = $this->container->get('request_modifier')->setRequest($this->container->get("request"))
                ->slug(array("name"))
                ->getRequest();

        $edit_form->bind($request);

        if ($edit_form->isValid()) {
            $this->container->get("haven_core.category.persistence_handler")->save($edit_form->getData());
            $this->container->get("session")->getFlashBag()->add("success", "create.success");

            return new RedirectResponse($this->container->get('router')->generate(str_replace('update', "list", $this->container->get("request")->get("_route"))));
        }

        $this->container->get("session")->getFlashBag()->add("error", "create.error");

        $template = str_replace(":create.html.twig", ":new.html.twig", $this->container->get("request")->get('_template'));
        $params = array(
            'edit_form' => $edit_form->createView()
        );

        return new Response($this->container->get('templating')->render($template, $params));
    }