fixed the registration of the web profiler when the profiler is disabled

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

@@ -210,6 +210,9 @@ private function registerFragmentsConfiguration(array $config, ContainerBuilder
     private function registerProfilerConfiguration(array $config, ContainerBuilder $container, XmlFileLoader $loader)
     {
         if (!$this->isConfigEnabled($container, $config)) {
+            // this is needed for the WebProfiler to work even if the profiler is disabled
+            $container->setParameter('data_collector.templates', array());
+
             return;
         }
 

src/Symfony/Bundle/WebProfilerBundle/Controller/ExceptionController.php

@@ -13,6 +13,7 @@
 
 use Symfony\Component\HttpKernel\Profiler\Profiler;
 use Symfony\Component\HttpKernel\Debug\ExceptionHandler;
+use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 use Symfony\Component\HttpFoundation\Response;
 
 /**
@@ -26,7 +27,7 @@ class ExceptionController
     protected $debug;
     protected $profiler;
 
-    public function __construct(Profiler $profiler, \Twig_Environment $twig, $debug)
+    public function __construct(Profiler $profiler = null, \Twig_Environment $twig, $debug)
     {
         $this->profiler = $profiler;
         $this->twig = $twig;
@@ -42,6 +43,10 @@ public function __construct(Profiler $profiler, \Twig_Environment $twig, $debug)
      */
     public function showAction($token)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         $exception = $this->profiler->loadProfile($token)->getCollector('exception')->getException();
@@ -76,6 +81,10 @@ public function showAction($token)
      */
     public function cssAction($token)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         $exception = $this->profiler->loadProfile($token)->getCollector('exception')->getException();

src/Symfony/Bundle/WebProfilerBundle/Controller/ProfilerController.php

@@ -43,7 +43,7 @@ class ProfilerController
      * @param array                 $templates       The templates
      * @param string                $toolbarPosition The toolbar position (top, bottom, normal, or null -- use the configuration)
      */
-    public function __construct(UrlGeneratorInterface $generator, Profiler $profiler, \Twig_Environment $twig, array $templates, $toolbarPosition = 'normal')
+    public function __construct(UrlGeneratorInterface $generator, Profiler $profiler = null, \Twig_Environment $twig, array $templates, $toolbarPosition = 'normal')
     {
         $this->generator = $generator;
         $this->profiler = $profiler;
@@ -59,6 +59,10 @@ public function __construct(UrlGeneratorInterface $generator, Profiler $profiler
      */
     public function homeAction()
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         return new RedirectResponse($this->generator->generate('_profiler_search_results', array('token' => 'empty', 'limit' => 10)));
@@ -76,6 +80,10 @@ public function homeAction()
      */
     public function panelAction(Request $request, $token)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         $panel = $request->query->get('panel', 'request');
@@ -112,6 +120,10 @@ public function panelAction(Request $request, $token)
      */
     public function exportAction($token)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         if (!$profile = $this->profiler->loadProfile($token)) {
@@ -131,6 +143,10 @@ public function exportAction($token)
      */
     public function purgeAction()
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
         $this->profiler->purge();
 
@@ -146,6 +162,10 @@ public function purgeAction()
      */
     public function importAction(Request $request)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         $file = $request->files->get('file');
@@ -170,6 +190,10 @@ public function importAction(Request $request)
      */
     public function infoAction($about)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         return new Response($this->twig->render('@WebProfiler/Profiler/info.html.twig', array(
@@ -187,6 +211,10 @@ public function infoAction($about)
      */
     public function toolbarAction(Request $request, $token)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $session = $request->getSession();
 
         if (null !== $session && $session->getFlashBag() instanceof AutoExpireFlashBag) {
@@ -234,6 +262,10 @@ public function toolbarAction(Request $request, $token)
      */
     public function searchBarAction(Request $request)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         if (null === $session = $request->getSession()) {
@@ -275,6 +307,10 @@ public function searchBarAction(Request $request)
      */
     public function searchResultsAction(Request $request, $token)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         $profile = $this->profiler->loadProfile($token);
@@ -309,6 +345,10 @@ public function searchResultsAction(Request $request, $token)
      */
     public function searchAction(Request $request)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         $ip     = preg_replace('/[^:\d\.]/', '', $request->query->get('ip'));
@@ -353,6 +393,10 @@ public function searchAction(Request $request)
      */
     public function phpinfoAction()
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         ob_start();

src/Symfony/Bundle/WebProfilerBundle/Controller/RouterController.php

@@ -30,7 +30,7 @@ class RouterController
     private $matcher;
     private $routes;
 
-    public function __construct(Profiler $profiler, \Twig_Environment $twig, UrlMatcherInterface $matcher = null, RouteCollection $routes = null)
+    public function __construct(Profiler $profiler = null, \Twig_Environment $twig, UrlMatcherInterface $matcher = null, RouteCollection $routes = null)
     {
         $this->profiler = $profiler;
         $this->twig = $twig;
@@ -51,6 +51,10 @@ public function __construct(Profiler $profiler, \Twig_Environment $twig, UrlMatc
      */
     public function panelAction($token)
     {
+        if (null === $this->profiler) {
+            throw new NotFoundHttpException('The profiler must be enabled.');
+        }
+
         $this->profiler->disable();
 
         if (null === $this->matcher || null === $this->routes) {

src/Symfony/Bundle/WebProfilerBundle/DependencyInjection/WebProfilerExtension.php

@@ -39,10 +39,6 @@ class WebProfilerExtension extends Extension
      */
     public function load(array $configs, ContainerBuilder $container)
     {
-        if (!$container->hasParameter('profiler.class')) {
-            return;
-        }
-
         $configuration = $this->getConfiguration($configs, $container);
         $config = $this->processConfiguration($configuration, $configs);
 

src/Symfony/Bundle/WebProfilerBundle/Resources/config/profiler.xml

@@ -13,20 +13,20 @@
     <services>
         <service id="web_profiler.controller.profiler" class="%web_profiler.controller.profiler.class%">
             <argument type="service" id="router" on-invalid="null" />
-            <argument type="service" id="profiler" />
+            <argument type="service" id="profiler" on-invalid="null" />
             <argument type="service" id="twig" />
             <argument>%data_collector.templates%</argument>
             <argument>%web_profiler.debug_toolbar.position%</argument>
         </service>
 
         <service id="web_profiler.controller.router" class="%web_profiler.controller.router.class%">
-            <argument type="service" id="profiler" />
+            <argument type="service" id="profiler" on-invalid="null" />
             <argument type="service" id="twig" />
             <argument type="service" id="router" on-invalid="null" />
         </service>
 
         <service id="web_profiler.controller.exception" class="%web_profiler.controller.exception.class%">
-            <argument type="service" id="profiler" />
+            <argument type="service" id="profiler" on-invalid="null" />
             <argument type="service" id="twig" />
             <argument>%kernel.debug%</argument>
         </service>