--- /dev/null
+<?php declare(strict_types=1);
+
+/*
+ * This file is part of the Rapsys UserBundle package.
+ *
+ * (c) Raphaël Gertz <symfony@rapsys.eu>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Rapsys\UserBundle\Listener;
+
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Exception\InvalidParameterException;
+use Symfony\Component\Routing\Exception\MissingMandatoryParametersException;
+use Symfony\Component\Routing\Exception\ResourceNotFoundException;
+use Symfony\Component\Routing\Exception\RouteNotFoundException;
+use Symfony\Component\Routing\RequestContext;
+use Symfony\Component\Routing\RouterInterface;
+use Symfony\Component\Security\Http\Event\LogoutEvent;
+
+use Rapsys\UserBundle\RapsysUserBundle;
+
+/**
+ * {@inheritdoc}
+ */
+class LogoutListener implements EventSubscriberInterface {
+ /**
+ * Config array
+ */
+ protected $config;
+
+ /**
+ * Target url
+ */
+ private $targetUrl;
+
+ /**
+ * {@inheritdoc}
+ *
+ * @xxx Second argument will be replaced by security.firewalls.main.logout.target
+ * @see vendor/symfony/security-bundle/DependencyInjection/SecurityExtension.php +445
+ */
+ public function __construct(ContainerInterface $container, string $targetUrl, RouterInterface $router) {
+ //Set config
+ $this->config = $container->getParameter(RapsysUserBundle::getAlias());
+
+ //Set target url
+ $this->targetUrl = $targetUrl;
+
+ //Set router
+ $this->router = $router;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function onLogout(LogoutEvent $event): void {
+ //Get request
+ $request = $event->getRequest();
+
+ //Retrieve logout route
+ $logout = $request->attributes->get('_route');
+
+ //Extract and process referer
+ if (($referer = $request->headers->get('referer'))) {
+ //Create referer request instance
+ $req = Request::create($referer);
+
+ //Get referer path
+ $path = $req->getPathInfo();
+
+ //Get referer query string
+ $query = $req->getQueryString();
+
+ //Remove script name
+ $path = str_replace($request->getScriptName(), '', $path);
+
+ //Try with referer path
+ try {
+ //Save old context
+ $oldContext = $this->router->getContext();
+
+ //Force clean context
+ //XXX: prevent MethodNotAllowedException on GET only routes because our context method is POST
+ //XXX: see vendor/symfony/routing/Matcher/Dumper/CompiledUrlMatcherTrait.php +42
+ $this->router->setContext(new RequestContext());
+
+ //Retrieve route matching path
+ $route = $this->router->match($path);
+
+ //Reset context
+ $this->router->setContext($oldContext);
+
+ //Clear old context
+ unset($oldContext);
+
+ //Without logout route name
+ if (($name = $route['_route']) != $logout) {
+ //Remove route and controller from route defaults
+ unset($route['_route'], $route['_controller'], $route['_canonical_route']);
+
+ //Generate url
+ $url = $this->router->generate($name, $route);
+
+ //Set event response
+ $event->setResponse(new RedirectResponse($url, 302));
+
+ //Return
+ return;
+ //With logout route name
+ } else {
+ //Unset referer and route
+ unset($referer, $route);
+ }
+ //No route matched
+ } catch (ResourceNotFoundException $e) {
+ //Unset referer and route
+ unset($referer, $route);
+ }
+ }
+
+ //With index route from config
+ if (!empty($name = $this->config['route']['index']['name']) && is_array($context = $this->config['route']['index']['context'])) {
+ //Without logout route name
+ if ($name != $logout) {
+ //Try index route
+ try {
+ //Generate url
+ $url = $this->router->generate($name, $context);
+
+ //Set event response
+ $event->setResponse(new RedirectResponse($url, 302));
+
+ //Return
+ return;
+ //No route matched
+ } catch (ResourceNotFoundException $e) {
+ //Unset name and context
+ unset($name, $context);
+ }
+ //With logout route name
+ } else {
+ //Unset name and context
+ unset($name, $context);
+ }
+ }
+
+ //Try target url
+ try {
+ //Save old context
+ $oldContext = $this->router->getContext();
+
+ //Force clean context
+ //XXX: prevent MethodNotAllowedException on GET only routes because our context method is POST
+ //XXX: see vendor/symfony/routing/Matcher/Dumper/CompiledUrlMatcherTrait.php +42
+ $this->router->setContext(new RequestContext());
+
+ //With logout target path
+ if ($this->targetUrl[0] == '/') {
+ //Retrieve route matching target url
+ $route = $this->router->match($this->targetUrl);
+
+ //Reset context
+ $this->router->setContext($oldContext);
+
+ //Clear old context
+ unset($oldContext);
+
+ //Without logout route name
+ if (($name = $route['_route']) != $logout) {
+ //Remove route and controller from route defaults
+ unset($route['_route'], $route['_controller'], $route['_canonical_route']);
+
+ //Generate url
+ $url = $this->router->generate($name, $route);
+
+ //Set event response
+ $event->setResponse(new RedirectResponse($url, 302));
+
+ //Return
+ return;
+ //With logout route name
+ } else {
+ //Unset name and route
+ unset($name, $route);
+ }
+ //With route name
+ } else {
+ //Retrieve route matching path
+ $url = $this->router->generate($this->targetUrl);
+
+ //Set event response
+ $event->setResponse(new RedirectResponse($url, 302));
+
+ //Return
+ return;
+ }
+ //Get first route from route collection if / path was not matched
+ } catch (ResourceNotFoundException|RouteNotFoundException|MissingMandatoryParametersException|InvalidParameterException $e) {
+ //Unset name and route
+ unset($name, $route);
+ }
+
+ //Set event response
+ $event->setResponse(new RedirectResponse('/', 302));
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function getSubscribedEvents(): array {
+ return [
+ LogoutEvent::class => ['onLogout', 64],
+ ];
+ }
+}
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