Sylius\Bundle\OrderBundle\Controller\OrderController::clearAction PHP Method

    public function clearAction(Request $request)
    {
        $configuration = $this->requestConfigurationFactory->create($this->metadata, $request);
        $this->isGrantedOr403($configuration, ResourceActions::DELETE);
        $resource = $this->getCurrentCart();
        if ($configuration->isCsrfProtectionEnabled() && !$this->isCsrfTokenValid($resource->getId(), $request->get('_csrf_token'))) {
            throw new HttpException(Response::HTTP_FORBIDDEN, 'Invalid csrf token.');
        }
        $event = $this->eventDispatcher->dispatchPreEvent(ResourceActions::DELETE, $configuration, $resource);
        if ($event->isStopped() && !$configuration->isHtmlRequest()) {
            throw new HttpException($event->getErrorCode(), $event->getMessage());
        }
        if ($event->isStopped()) {
            $this->flashHelper->addFlashFromEvent($configuration, $event);
            return $this->redirectHandler->redirectToIndex($configuration, $resource);
        }
        $this->repository->remove($resource);
        $this->eventDispatcher->dispatchPostEvent(ResourceActions::DELETE, $configuration, $resource);
        if (!$configuration->isHtmlRequest()) {
            return $this->viewHandler->handle($configuration, View::create(null, Response::HTTP_NO_CONTENT));
        }
        $this->flashHelper->addSuccessFlash($configuration, ResourceActions::DELETE, $resource);
        return $this->redirectHandler->redirectToIndex($configuration, $resource);
    }