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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the Zikula package. |
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* |
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* Copyright Zikula - https://ziku.la/ |
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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 Zikula\CoreBundle\EventSubscriber; |
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use Symfony\Bundle\SecurityBundle\Security; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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use Symfony\Component\HttpFoundation\JsonResponse; |
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use Symfony\Component\HttpKernel\Event\RequestEvent; |
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use Symfony\Component\HttpKernel\KernelEvents; |
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use Symfony\Component\Routing\RouterInterface; |
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use Twig\Environment; |
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use Zikula\CoreBundle\Response\PlainResponse; |
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class SiteOffSubscriber implements EventSubscriberInterface |
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{ |
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public function __construct( |
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private readonly Security $security, |
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private readonly RouterInterface $router, |
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private readonly Environment $twig, |
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private readonly bool $maintenanceModeEnabled, |
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private readonly ?string $maintenanceReason |
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) { |
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} |
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public static function getSubscribedEvents(): array |
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{ |
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return [ |
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// priority set high to catch request before other subscribers |
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KernelEvents::REQUEST => ['onKernelRequestSiteOff', 110], |
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]; |
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} |
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public function onKernelRequestSiteOff(RequestEvent $event): void |
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{ |
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if (!$this->maintenanceModeEnabled) { |
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return; |
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} |
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if (!$event->isMainRequest()) { |
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return; |
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} |
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$response = $event->getResponse(); |
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$request = $event->getRequest(); |
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$this->router->getContext()->setBaseUrl($request->getBaseUrl()); |
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try { |
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$routeInfo = $this->router->match($request->getPathInfo()); |
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} catch (\Exception) { |
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return; |
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} |
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if ('nucleos_user_security_login' === $routeInfo['_route']) { |
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return; |
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} |
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if ($response instanceof PlainResponse |
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|| $response instanceof JsonResponse |
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|| $request->isXmlHttpRequest()) { |
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return; |
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} |
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if ($this->security->isGranted('ROLE_ADMIN')) { |
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return; |
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} |
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$hasOnlyBasicAccess = !$this->security->isGranted('IS_AUTHENTICATED'); |
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if ($hasOnlyBasicAccess && $request->hasSession() && null !== $request->getSession()) { |
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$request->getSession()->invalidate(); // logout |
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} |
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$response = new PlainResponse(); |
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$response->headers->add(['HTTP/1.1 503 Service Unavailable']); |
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$response->setStatusCode(503); |
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$content = $this->twig->render('@Core/System/siteoff.html.twig', [ |
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'reason' => $this->maintenanceReason, |
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]); |
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$response->setContent($content); |
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$event->setResponse($response); |
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$event->stopPropagation(); |
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} |
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} |
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zikula /
core
