<?php
/*
* This file is part of Sulu.
*
* (c) Sulu GmbH
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace Sulu\Bundle\WebsiteBundle\EventListener;
use Sulu\Component\Webspace\Analyzer\RequestAnalyzerInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpKernel\Event\FinishRequestEvent;
use Symfony\Component\HttpKernel\Event\GetResponseEvent;
use Symfony\Component\HttpKernel\EventListener\RouterListener as BaseRouterListener;
use Symfony\Component\HttpKernel\KernelEvents;
/**
* This listener replaces the default RouterListener delivered by Symfony and adds the analyzing of the request as
* required by Sulu. Validating the result can be deactivated by passing `false` to the `_requestAnalyzer` default in
* the route.
*/
class RouterListener implements EventSubscriberInterface
{
const REQUEST_ANALYZER = '_requestAnalyzer';
/**
* @var BaseRouterListener
*/
private $baseRouteListener;
/**
* @var RequestAnalyzerInterface
*/
private $requestAnalyzer;
public function __construct(BaseRouterListener $baseRouterListener, RequestAnalyzerInterface $requestAnalyzer)
{
$this->baseRouteListener = $baseRouterListener;
$this->requestAnalyzer = $requestAnalyzer;
}
/**
* Analyzes the request before passing the event to the default RouterListener from symfony and validates the result
* afterwards.
*/
public function onKernelRequest(GetResponseEvent $event)
{
$request = $event->getRequest();
// This call is required in all cases, because the default router needs our webspace information
// Would be nice to also only call this if the _requestAnalyzer attribute is set, but it's set on the next line
$this->requestAnalyzer->analyze($request);
$this->baseRouteListener->onKernelRequest($event);
if (false !== $request->attributes->getBoolean(static::REQUEST_ANALYZER, true)) {
$this->requestAnalyzer->validate($request);
}
}
/**
* Simply pass the event to the route listener, because we have nothing to add here.
*/
public function onKernelFinishRequest(FinishRequestEvent $event)
{
$this->baseRouteListener->onKernelFinishRequest($event);
}
public static function getSubscribedEvents()
{
return [
KernelEvents::REQUEST => [['onKernelRequest', 32]],
KernelEvents::FINISH_REQUEST => [['onKernelFinishRequest', 0]],
];
}
}