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