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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\DependencyInjection\Loader;
use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
/**
* PhpFileLoader loads service definitions from a PHP file.
*
* The PHP file is required and the $container variable can be
* used within the file to change the container.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class PhpFileLoader extends FileLoader
{
/**
* {@inheritdoc}
*/
public function load($resource, $type = null)
{
// the container and loader variables are exposed to the included file below
$container = $this->container;
$loader = $this;
$path = $this->locator->locate($resource);
$this->setCurrentDir(\dirname($path));
$this->container->fileExists($path);
// the closure forbids access to the private scope in the included file
$load = \Closure::bind(function ($path) use ($container, $loader, $resource, $type) {
return include $path;
}, $this, ProtectedPhpFileLoader::class);
$callback = $load($path);
if (\is_object($callback) && \is_callable($callback)) {
$callback(new ContainerConfigurator($this->container, $this, $this->instanceof, $path, $resource), $this->container, $this);
}
}
/**
* {@inheritdoc}
*/
public function supports($resource, $type = null)
{
if (!\is_string($resource)) {
return false;
}
if (null === $type && 'php' === pathinfo($resource, PATHINFO_EXTENSION)) {
return true;
}
return 'php' === $type;
}
}
/**
* @internal
*/
final class ProtectedPhpFileLoader extends PhpFileLoader
{
}
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