vendor/friendsofsymfony/jsrouting-bundle/Controller/Controller.php line 70

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  1. <?php
  3. /*
  4.  * This file is part of the FOSJsRoutingBundle package.
  5.  *
  6.  * (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
  7.  *
  8.  * For the full copyright and license information, please view the LICENSE
  9.  * file that was distributed with this source code.
  10.  */
  12. namespace FOS\JsRoutingBundle\Controller;
  14. use FOS\JsRoutingBundle\Extractor\ExposedRoutesExtractorInterface;
  15. use FOS\JsRoutingBundle\Response\RoutesResponse;
  16. use FOS\JsRoutingBundle\Util\CacheControlConfig;
  17. use Symfony\Component\Config\ConfigCache;
  18. use Symfony\Component\HttpFoundation\Request;
  19. use Symfony\Component\HttpFoundation\Response;
  20. use Symfony\Component\HttpFoundation\Session\Flash\AutoExpireFlashBag;
  21. use Symfony\Component\HttpKernel\Exception\HttpException;
  22. use Symfony\Component\HttpKernel\Kernel;
  24. /**
  25.  * Controller class.
  26.  *
  27.  * @author William DURAND <william.durand1@gmail.com>
  28.  */
  29. class Controller
  30. {
  31.     /**
  32.      * @var mixed
  33.      */
  34.     protected $serializer;
  36.     /**
  37.      * @var ExposedRoutesExtractorInterface
  38.      */
  39.     protected $exposedRoutesExtractor;
  41.     /**
  42.      * @var CacheControlConfig
  43.      */
  44.     protected $cacheControlConfig;
  46.     /**
  47.      * @var boolean
  48.      */
  49.     protected $debug;
  51.     /**
  52.      * Default constructor.
  53.      *
  54.      * @param object                          $serializer             Any object with a serialize($data, $format) method
  55.      * @param ExposedRoutesExtractorInterface $exposedRoutesExtractor The extractor service.
  56.      * @param array                           $cacheControl
  57.      * @param boolean                         $debug
  58.      */
  59.     public function __construct($serializer, ExposedRoutesExtractorInterface $exposedRoutesExtractor, array $cacheControl = array(), $debug = false)
  60.     {
  61.         $this->serializer             = $serializer;
  62.         $this->exposedRoutesExtractor = $exposedRoutesExtractor;
  63.         $this->cacheControlConfig     = new CacheControlConfig($cacheControl);
  64.         $this->debug                  = $debug;
  65.     }
  67.     /**
  68.      * indexAction action.
  69.      */
  70.     public function indexAction(Request $request, $_format)
  71.     {
  72.         if (version_compare(strtolower(Kernel::VERSION), '2.1.0-dev', '<')) {
  73.             if (null !== $session = $request->getSession()) {
  74.                 // keep current flashes for one more request
  75.                 $session->setFlashes($session->getFlashes());
  76.             }
  77.         } else {
  78.             $session = $request->getSession();
  80.             if ($request->hasPreviousSession() && $session->getFlashBag() instanceof AutoExpireFlashBag) {
  81.                 // keep current flashes for one more request if using AutoExpireFlashBag
  82.                 $session->getFlashBag()->setAll($session->getFlashBag()->peekAll());
  83.             }
  84.         }
  86.         $cache = new ConfigCache($this->exposedRoutesExtractor->getCachePath($request->getLocale()), $this->debug);
  88.         if (!$cache->isFresh()) {
  89.             $exposedRoutes = $this->exposedRoutesExtractor->getRoutes();
  90.             $serializedRoutes = $this->serializer->serialize($exposedRoutes, 'json');
  91.             $cache->write($serializedRoutes, $this->exposedRoutesExtractor->getResources());
  92.         } else {
  93.             $serializedRoutes = file_get_contents(method_exists($cache, 'getPath') ? $cache->getPath() : (string) $cache);
  94.             $exposedRoutes = json_decode($serializedRoutes, true);
  95.         }
  97.         $routesResponse = new RoutesResponse(
  98.             $this->exposedRoutesExtractor->getBaseUrl(),
  99.             $exposedRoutes,
  100.             $this->exposedRoutesExtractor->getPrefix($request->getLocale()),
  101.             $this->exposedRoutesExtractor->getHost(),
  102.             $this->exposedRoutesExtractor->getScheme()
  103.         );
  105.         $content = $this->serializer->serialize($routesResponse, 'json');
  107.         if (null !== $callback = $request->query->get('callback')) {
  108.             $validator = new \JsonpCallbackValidator();
  109.             if (!$validator->validate($callback)) {
  110.                 throw new HttpException(400, 'Invalid JSONP callback value');
  111.             }
  113.             $content = '/**/' . $callback . '(' . $content . ');';
  114.         }
  116.         $response = new Response($content, 200, array('Content-Type' => $request->getMimeType($_format)));
  117.         $this->cacheControlConfig->apply($response);
  119.         return $response;
  120.     }
  121. }