Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\Routing\Loader;
Chris@0: 
Chris@0: use Symfony\Component\Config\Loader\FileLoader;
Chris@0: use Symfony\Component\Config\Resource\FileResource;
Chris@14: use Symfony\Component\Routing\Loader\Configurator\RoutingConfigurator;
Chris@0: use Symfony\Component\Routing\RouteCollection;
Chris@0: 
Chris@0: /**
Chris@0:  * PhpFileLoader loads routes from a PHP file.
Chris@0:  *
Chris@0:  * The file must return a RouteCollection instance.
Chris@0:  *
Chris@0:  * @author Fabien Potencier <fabien@symfony.com>
Chris@0:  */
Chris@0: class PhpFileLoader extends FileLoader
Chris@0: {
Chris@0:     /**
Chris@0:      * Loads a PHP file.
Chris@0:      *
Chris@0:      * @param string      $file A PHP file path
Chris@0:      * @param string|null $type The resource type
Chris@0:      *
Chris@0:      * @return RouteCollection A RouteCollection instance
Chris@0:      */
Chris@0:     public function load($file, $type = null)
Chris@0:     {
Chris@0:         $path = $this->locator->locate($file);
Chris@17:         $this->setCurrentDir(\dirname($path));
Chris@0: 
Chris@14:         // the closure forbids access to the private scope in the included file
Chris@14:         $loader = $this;
Chris@14:         $load = \Closure::bind(function ($file) use ($loader) {
Chris@14:             return include $file;
Chris@14:         }, null, ProtectedPhpFileLoader::class);
Chris@14: 
Chris@14:         $result = $load($path);
Chris@14: 
Chris@14:         if ($result instanceof \Closure) {
Chris@14:             $collection = new RouteCollection();
Chris@18:             $result(new RoutingConfigurator($collection, $this, $path, $file));
Chris@14:         } else {
Chris@14:             $collection = $result;
Chris@14:         }
Chris@14: 
Chris@0:         $collection->addResource(new FileResource($path));
Chris@0: 
Chris@0:         return $collection;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function supports($resource, $type = null)
Chris@0:     {
Chris@17:         return \is_string($resource) && 'php' === pathinfo($resource, PATHINFO_EXTENSION) && (!$type || 'php' === $type);
Chris@0:     }
Chris@14: }
Chris@0: 
Chris@14: /**
Chris@14:  * @internal
Chris@14:  */
Chris@14: final class ProtectedPhpFileLoader extends PhpFileLoader
Chris@14: {
Chris@0: }