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<?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\Loader\FileLoader;
use Symfony\Component\Config\Resource\FileResource;
use Symfony\Component\Routing\Loader\Configurator\RoutingConfigurator;
use Symfony\Component\Routing\RouteCollection;
/**
* PhpFileLoader loads routes from a PHP file.
*
* The file must return a RouteCollection instance.
*
* @author Fabien Potencier <fabien@symfony.com>
* @author Nicolas grekas <p@tchwork.com>
* @author Jules Pietri <jules@heahprod.com>
*/
class PhpFileLoader extends FileLoader
{
/**
* Loads a PHP file.
*
* @param string $file A PHP file path
* @param string|null $type The resource type
*
* @return RouteCollection
*/
public function load($file, string $type = null)
{
$path = $this->locator->locate($file);
$this->setCurrentDir(\dirname($path));
// the closure forbids access to the private scope in the included file
$loader = $this;
$load = \Closure::bind(static function ($file) use ($loader) {
return include $file;
}, null, ProtectedPhpFileLoader::class);
$result = $load($path);
if (\is_object($result) && \is_callable($result)) {
$collection = $this->callConfigurator($result, $path, $file);
} else {
$collection = $result;
}
$collection->addResource(new FileResource($path));
return $collection;
}
/**
* {@inheritdoc}
*/
public function supports($resource, string $type = null)
{
return \is_string($resource) && 'php' === pathinfo($resource, \PATHINFO_EXTENSION) && (!$type || 'php' === $type);
}
protected function callConfigurator(callable $result, string $path, string $file): RouteCollection
{
$collection = new RouteCollection();
$result(new RoutingConfigurator($collection, $this, $path, $file, $this->env));
return $collection;
}
}
/**
* @internal
*/
final class ProtectedPhpFileLoader extends PhpFileLoader
{
}
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