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- 27.10.2014
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ContainerAwareHttpKernel.php
01 <?php
02
03 /*
04 * This file is part of the Symfony package.
05 *
06 * (c) Fabien Potencier <fabien@symfony.com>
07 *
08 * For the full copyright and license information, please view the LICENSE
09 * file that was distributed with this source code.
10 */
11
12 namespace Symfony\Component\HttpKernel\DependencyInjection;
13
14 use Symfony\Component\HttpFoundation\Request;
15 use Symfony\Component\HttpKernel\HttpKernelInterface;
16 use Symfony\Component\HttpKernel\HttpKernel;
17 use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
18 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
19 use Symfony\Component\DependencyInjection\ContainerInterface;
20 use Symfony\Component\DependencyInjection\Scope;
21
22 /**
23 * Adds a managed request scope.
24 *
25 * @author Fabien Potencier <fabien@symfony.com>
26 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
27 */
28 class ContainerAwareHttpKernel extends HttpKernel
29 {
30 protected $container;
31
32 /**
33 * Constructor.
34 *
35 * @param EventDispatcherInterface $dispatcher An EventDispatcherInterface instance
36 * @param ContainerInterface $container A ContainerInterface instance
37 * @param ControllerResolverInterface $controllerResolver A ControllerResolverInterface instance
38 */
39 public function __construct(EventDispatcherInterface $dispatcher, ContainerInterface $container, ControllerResolverInterface $controllerResolver)
40 {
41 parent::__construct($dispatcher, $controllerResolver);
42
43 $this->container = $container;
44
45 // the request scope might have been created before (see FrameworkBundle)
46 if (!$container->hasScope('request')) {
47 $container->addScope(new Scope('request'));
48 }
49 }
50
51 /**
52 * {@inheritdoc}
53 */
54 public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
55 {
56 $request->headers->set('X-Php-Ob-Level', ob_get_level());
57
58 $this->container->enterScope('request');
59 $this->container->set('request', $request, 'request');
60
61 try {
62 $response = parent::handle($request, $type, $catch);
63 } catch (\Exception $e) {
64 $this->container->set('request', null, 'request');
65 $this->container->leaveScope('request');
66
67 throw $e;
68 }
69
70 $this->container->set('request', null, 'request');
71 $this->container->leaveScope('request');
72
73 return $response;
74 }
75 }
76