--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DataCollector;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpKernel\Event\FilterControllerEvent;
+
+/**
+ * RouterDataCollector.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class RouterDataCollector extends DataCollector
+{
+ protected $controllers;
+
+ public function __construct()
+ {
+ $this->controllers = new \SplObjectStorage();
+
+ $this->data = array(
+ 'redirect' => false,
+ 'url' => null,
+ 'route' => null,
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function collect(Request $request, Response $response, \Exception $exception = null)
+ {
+ if ($response instanceof RedirectResponse) {
+ $this->data['redirect'] = true;
+ $this->data['url'] = $response->getTargetUrl();
+
+ if ($this->controllers->contains($request)) {
+ $this->data['route'] = $this->guessRoute($request, $this->controllers[$request]);
+ }
+ }
+
+ unset($this->controllers[$request]);
+ }
+
+ protected function guessRoute(Request $request, $controller)
+ {
+ return 'n/a';
+ }
+
+ /**
+ * Remembers the controller associated to each request.
+ *
+ * @param FilterControllerEvent $event The filter controller event
+ */
+ public function onKernelController(FilterControllerEvent $event)
+ {
+ $this->controllers[$event->getRequest()] = $event->getController();
+ }
+
+ /**
+ * @return bool Whether this request will result in a redirect
+ */
+ public function getRedirect()
+ {
+ return $this->data['redirect'];
+ }
+
+ /**
+ * @return string|null The target URL
+ */
+ public function getTargetUrl()
+ {
+ return $this->data['url'];
+ }
+
+ /**
+ * @return string|null The target route
+ */
+ public function getTargetRoute()
+ {
+ return $this->data['route'];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getName()
+ {
+ return 'router';
+ }
+}