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@17: use Symfony\Component\Config\Resource\DirectoryResource;
Chris@0: use Symfony\Component\Routing\RouteCollection;
Chris@0: 
Chris@0: /**
Chris@0:  * AnnotationDirectoryLoader loads routing information from annotations set
Chris@0:  * on PHP classes and methods.
Chris@0:  *
Chris@0:  * @author Fabien Potencier <fabien@symfony.com>
Chris@0:  */
Chris@0: class AnnotationDirectoryLoader extends AnnotationFileLoader
Chris@0: {
Chris@0:     /**
Chris@0:      * Loads from annotations from a directory.
Chris@0:      *
Chris@0:      * @param string      $path A directory path
Chris@0:      * @param string|null $type The resource type
Chris@0:      *
Chris@0:      * @return RouteCollection A RouteCollection instance
Chris@0:      *
Chris@0:      * @throws \InvalidArgumentException When the directory does not exist or its routes cannot be parsed
Chris@0:      */
Chris@0:     public function load($path, $type = null)
Chris@0:     {
Chris@14:         if (!is_dir($dir = $this->locator->locate($path))) {
Chris@14:             return parent::supports($path, $type) ? parent::load($path, $type) : new RouteCollection();
Chris@14:         }
Chris@0: 
Chris@0:         $collection = new RouteCollection();
Chris@0:         $collection->addResource(new DirectoryResource($dir, '/\.php$/'));
Chris@0:         $files = iterator_to_array(new \RecursiveIteratorIterator(
Chris@0:             new \RecursiveCallbackFilterIterator(
Chris@14:                 new \RecursiveDirectoryIterator($dir, \FilesystemIterator::SKIP_DOTS | \FilesystemIterator::FOLLOW_SYMLINKS),
Chris@0:                 function (\SplFileInfo $current) {
Chris@0:                     return '.' !== substr($current->getBasename(), 0, 1);
Chris@0:                 }
Chris@0:             ),
Chris@0:             \RecursiveIteratorIterator::LEAVES_ONLY
Chris@0:         ));
Chris@0:         usort($files, function (\SplFileInfo $a, \SplFileInfo $b) {
Chris@0:             return (string) $a > (string) $b ? 1 : -1;
Chris@0:         });
Chris@0: 
Chris@0:         foreach ($files as $file) {
Chris@0:             if (!$file->isFile() || '.php' !== substr($file->getFilename(), -4)) {
Chris@0:                 continue;
Chris@0:             }
Chris@0: 
Chris@0:             if ($class = $this->findClass($file)) {
Chris@0:                 $refl = new \ReflectionClass($class);
Chris@0:                 if ($refl->isAbstract()) {
Chris@0:                     continue;
Chris@0:                 }
Chris@0: 
Chris@0:                 $collection->addCollection($this->loader->load($class, $type));
Chris@0:             }
Chris@0:         }
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@14:         if ('annotation' === $type) {
Chris@14:             return true;
Chris@14:         }
Chris@14: 
Chris@17:         if ($type || !\is_string($resource)) {
Chris@0:             return false;
Chris@0:         }
Chris@0: 
Chris@0:         try {
Chris@14:             return is_dir($this->locator->locate($resource));
Chris@0:         } catch (\Exception $e) {
Chris@0:             return false;
Chris@0:         }
Chris@0:     }
Chris@0: }