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<?php |
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/* |
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* This file is part of the Sylius package. |
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* |
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* (c) Paweł Jędrzejewski |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Sylius\Bundle\ResourceBundle\EventListener; |
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use Doctrine\DBAL\Exception\ForeignKeyConstraintViolationException; |
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use FOS\RestBundle\View\View; |
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use FOS\RestBundle\View\ViewHandlerInterface as RestViewHandlerInterface; |
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use Sylius\Component\Resource\ResourceActions; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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use Symfony\Component\HttpFoundation\RedirectResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Session\SessionInterface; |
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use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent; |
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use Symfony\Component\HttpKernel\KernelEvents; |
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use Symfony\Component\Routing\Generator\UrlGeneratorInterface; |
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use Symfony\Component\Translation\TranslatorInterface; |
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/** |
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* @author Jan Góralski <[email protected]> |
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*/ |
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class ResourceDeleteSubscriber implements EventSubscriberInterface |
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{ |
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/** |
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* @var UrlGeneratorInterface |
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*/ |
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private $router; |
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/** |
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* @var SessionInterface |
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*/ |
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private $session; |
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/** |
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* @var TranslatorInterface |
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*/ |
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private $translator; |
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/** |
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* @var RestViewHandlerInterface |
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*/ |
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private $viewHandler; |
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/** |
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* @param UrlGeneratorInterface $router |
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* @param SessionInterface $session |
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* @param TranslatorInterface $translator |
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* @param RestViewHandlerInterface $viewHandler |
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*/ |
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public function __construct( |
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UrlGeneratorInterface $router, |
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SessionInterface $session, |
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TranslatorInterface $translator, |
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RestViewHandlerInterface $viewHandler |
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) { |
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$this->router = $router; |
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$this->session = $session; |
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$this->translator = $translator; |
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$this->viewHandler = $viewHandler; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public static function getSubscribedEvents() |
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{ |
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return [ |
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KernelEvents::EXCEPTION => 'onResourceDelete', |
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]; |
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} |
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/** |
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* @param GetResponseForExceptionEvent $event |
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*/ |
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public function onResourceDelete(GetResponseForExceptionEvent $event) |
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{ |
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$exception = $event->getException(); |
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if (!$exception instanceof ForeignKeyConstraintViolationException) { |
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return; |
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} |
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$requestAttributes = $event->getRequest()->attributes; |
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$originalRoute = $requestAttributes->get('_route'); |
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$resourceName = $this->getResourceNameFromRoute($originalRoute); |
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if (!$this->isHtmlRequest($event->getRequest())) { |
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$event->setResponse( |
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$this->viewHandler->handle(View::create([ |
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'error' => [ |
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'code' => $exception->getSQLState(), |
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'message' => $this->translator->trans('sylius.resource.delete_error', ['%resource%' => $resourceName], 'flashes'), |
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] |
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], 500)) |
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); |
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return; |
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} |
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if (null === $requestAttributes->get('_controller')) { |
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return; |
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} |
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$this->session->getBag('flashes')->add( |
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'error', |
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$this->translator->trans('sylius.resource.delete_error', ['%resource%' => $resourceName], 'flashes') |
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); |
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$referrer = $event->getRequest()->headers->get('referer'); |
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if (null !== $referrer) { |
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$event->setResponse(new RedirectResponse($referrer)); |
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return; |
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} |
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$event->setResponse($this->createRedirectResponse($originalRoute, ResourceActions::INDEX)); |
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} |
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/** |
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* @param string $route |
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* |
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* @return string |
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*/ |
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private function getResourceNameFromRoute($route) |
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{ |
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$routeArray = explode('_', $route); |
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$routeArrayWithoutAction = array_slice($routeArray, 0, count($routeArray) - 1); |
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$routeArrayWithoutPrefixes = array_slice($routeArrayWithoutAction, 2); |
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return trim(implode(' ', $routeArrayWithoutPrefixes)); |
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} |
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/** |
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* @param string $originalRoute |
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* @param string $targetAction |
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* @param array $parameters |
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* |
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* @return RedirectResponse |
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*/ |
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private function createRedirectResponse($originalRoute, $targetAction, array $parameters = []) |
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{ |
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$redirectRoute = str_replace(ResourceActions::DELETE, $targetAction, $originalRoute); |
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return new RedirectResponse($this->router->generate($redirectRoute, $parameters)); |
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} |
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/** |
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* @param Request $request |
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* |
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* @return bool |
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*/ |
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private function isHtmlRequest(Request $request) |
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{ |
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return 'html' === $request->getRequestFormat(); |
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} |
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} |
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pamil /
Sylius
