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Add the kernel.controller_arguments event
1 parent 6dbda50 commit db73ebd

7 files changed

Lines changed: 103 additions & 3 deletions

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‎src/Symfony/Component/HttpKernel/CHANGELOG.md‎

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@@ -10,6 +10,7 @@ CHANGELOG
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* added `Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface`
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* added `Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface` as argument to `HttpKernel`
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* added `Symfony\Component\HttpKernel\Controller\ArgumentResolver`
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* added the `kernel.controller_arguments` event, triggered after controller arguments have been resolved
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3.0.0
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-----
@@ -22,8 +23,8 @@ CHANGELOG
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* removed `Symfony\Component\HttpKernel\EventListener\RouterListener::setRequest()`
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* removed `Symfony\Component\HttpKernel\EventListener\ProfilerListener::onKernelRequest()`
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* removed `Symfony\Component\HttpKernel\Fragment\FragmentHandler::setRequest()`
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* removed `Symfony\Component\HttpKernel\HttpCache\Esi::hasSurrogateEsiCapability()`
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* removed `Symfony\Component\HttpKernel\HttpCache\Esi::addSurrogateEsiCapability()`
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* removed `Symfony\Component\HttpKernel\HttpCache\Esi::hasSurrogateEsiCapability()`
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* removed `Symfony\Component\HttpKernel\HttpCache\Esi::addSurrogateEsiCapability()`
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* removed `Symfony\Component\HttpKernel\HttpCache\Esi::needsEsiParsing()`
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* removed `Symfony\Component\HttpKernel\HttpCache\HttpCache::getEsi()`
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* removed `Symfony\Component\HttpKernel\DependencyInjection\ContainerAwareHttpKernel`

‎src/Symfony/Component/HttpKernel/Debug/TraceableEventDispatcher.php‎

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@@ -61,7 +61,7 @@ protected function preDispatch($eventName, Event $event)
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protected function postDispatch($eventName, Event $event)
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{
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switch ($eventName) {
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case KernelEvents::CONTROLLER:
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case KernelEvents::CONTROLLER_ARGUMENTS:
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$this->stopwatch->start('controller', 'section');
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break;
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case KernelEvents::RESPONSE:

‎src/Symfony/Component/HttpKernel/Event/FilterControllerArgumentsEvent.php‎

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@@ -0,0 +1,67 @@
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <[email protected]>
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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 Symfony\Component\HttpKernel\Event;
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use Symfony\Component\HttpKernel\HttpKernelInterface;
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use Symfony\Component\HttpFoundation\Request;
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/**
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* Allows filtering of controller arguments.
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*
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* You can call getController() to retrieve the controller and getArguments
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* to retrieve the current arguments. With setArguments() you can replace
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* arguments that are used to call the controller.
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*
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* Arguments set in the event must be compatible with the signature of the
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* controller.
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*
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* @author Christophe Coevoet <[email protected]>
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*/
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class FilterControllerArgumentsEvent extends KernelEvent
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{
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private $controller;
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private $arguments;
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public function __construct(HttpKernelInterface $kernel, callable $controller, array $arguments, Request $request, $requestType)
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{
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parent::__construct($kernel, $request, $requestType);
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$this->controller = $controller;
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$this->arguments = $arguments;
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}
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/**
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* Returns the current controller.
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*
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* @return callable
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*/
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public function getController()
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{
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return $this->controller;
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}
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/**
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* @return array
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*/
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public function getArguments()
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{
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return $this->arguments;
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}
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/**
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* @param array $arguments
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*/
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public function setArguments(array $arguments)
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{
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$this->arguments = $arguments;
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}
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}

‎src/Symfony/Component/HttpKernel/HttpKernel.php‎

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@@ -14,6 +14,7 @@
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use Symfony\Component\HttpKernel\Controller\ArgumentResolver;
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use Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface;
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use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
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use Symfony\Component\HttpKernel\Event\FilterControllerArgumentsEvent;
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use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
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use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
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use Symfony\Component\HttpKernel\Event\FilterControllerEvent;
@@ -138,6 +139,10 @@ private function handleRaw(Request $request, $type = self::MASTER_REQUEST)
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// controller arguments
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$arguments = $this->argumentResolver->getArguments($request, $controller);
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$event = new FilterControllerArgumentsEvent($this, $controller, $arguments, $request, $type);
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$this->dispatcher->dispatch(KernelEvents::CONTROLLER_ARGUMENTS, $event);
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$arguments = $event->getArguments();
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// call controller
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$response = call_user_func_array($controller, $arguments);
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‎src/Symfony/Component/HttpKernel/KernelEvents.php‎

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@@ -76,6 +76,19 @@ final class KernelEvents
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*/
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const CONTROLLER = 'kernel.controller';
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/**
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* The CONTROLLER_ARGUMENTS event occurs once controller arguments have been resolved.
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*
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* This event allows you to change the arguments that will be passed to
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* the controller. The event listener method receives a
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* Symfony\Component\HttpKernel\Event\FilterControllerArgumentsEvent instance.
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*
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* @Event
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*
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* @var string
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*/
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const CONTROLLER_ARGUMENTS = 'kernel.controller_arguments';
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/**
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* The RESPONSE event occurs once a response was created for
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* replying to a request.

‎src/Symfony/Component/HttpKernel/Tests/Debug/TraceableEventDispatcherTest.php‎

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@@ -34,6 +34,7 @@ public function testStopwatchSections()
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'__section__',
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'kernel.request',
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'kernel.controller',
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'kernel.controller_arguments',
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'controller',
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'kernel.response',
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'kernel.terminate',

‎src/Symfony/Component/HttpKernel/Tests/HttpKernelTest.php‎

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@@ -15,6 +15,7 @@
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use Symfony\Component\HttpFoundation\RequestStack;
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use Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface;
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use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
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use Symfony\Component\HttpKernel\Event\FilterControllerArgumentsEvent;
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use Symfony\Component\HttpKernel\HttpKernel;
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use Symfony\Component\HttpKernel\HttpKernelInterface;
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use Symfony\Component\HttpKernel\KernelEvents;
@@ -233,6 +234,18 @@ public function testHandleWithAResponseListener()
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$this->assertEquals('foo', $kernel->handle(new Request())->getContent());
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}
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public function testHandleAllowChangingControllerArguments()
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{
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$dispatcher = new EventDispatcher();
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$dispatcher->addListener(KernelEvents::CONTROLLER_ARGUMENTS, function (FilterControllerArgumentsEvent $event) {
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$event->setArguments(array('foo'));
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});
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$kernel = $this->getHttpKernel($dispatcher, function ($content) { return new Response($content); });
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$this->assertResponseEquals(new Response('foo'), $kernel->handle(new Request()));
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}
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public function testTerminate()
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{
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$dispatcher = new EventDispatcher();

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