Sonata\ProductBundle\Controller\ProductAdminController::createAction PHP Method

    public function createAction(Request $request = null)
    {
        if (false === $this->admin->isGranted('CREATE')) {
            throw new AccessDeniedException();
        }
        $parameters = $this->admin->getPersistentParameters();
        if (!$parameters['provider']) {
            return $this->render('SonataProductBundle:ProductAdmin:select_provider.html.twig', array('providers' => $this->get('sonata.product.pool')->getProducts(), 'base_template' => $this->getBaseTemplate(), 'admin' => $this->admin, 'action' => 'create'));
        }
        return parent::createAction($request);
    }