Skip to content
Permalink
Branch: master
Find file Copy path
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
101 lines (83 sloc) 3.44 KB
<?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\Loader;
use Symfony\Component\Config\Resource\FileResource;
use Symfony\Component\Routing\RouteCollection;
/**
* A route loader that calls a method on an object to load the routes.
*
* @author Ryan Weaver <ryan@knpuniversity.com>
*/
abstract class ObjectRouteLoader extends Loader
{
/**
* Returns the object that the method will be called on to load routes.
*
* For example, if your application uses a service container,
* the $id may be a service id.
*
* @param string $id
*
* @return object
*/
abstract protected function getServiceObject($id);
/**
* Calls the service that will load the routes.
*
* @param string $resource Some value that will resolve to a callable
* @param string|null $type The resource type
*
* @return RouteCollection
*/
public function load($resource, $type = null)
{
if (!preg_match('/^[^\:]+(?:::?(?:[^\:]+))?$/', $resource)) {
throw new \InvalidArgumentException(sprintf('Invalid resource "%s" passed to the "service" route loader: use the format "service::method" or "service" if your service has an "__invoke" method.', $resource));
}
if (1 === substr_count($resource, ':')) {
$resource = str_replace(':', '::', $resource);
@trigger_error(sprintf('Referencing service route loaders with a single colon is deprecated since Symfony 4.1. Use %s instead.', $resource), E_USER_DEPRECATED);
}
$parts = explode('::', $resource);
$serviceString = $parts[0];
$method = $parts[1] ?? '__invoke';
$loaderObject = $this->getServiceObject($serviceString);
if (!\is_object($loaderObject)) {
throw new \LogicException(sprintf('%s:getServiceObject() must return an object: %s returned', \get_class($this), \gettype($loaderObject)));
}
if (!\is_callable([$loaderObject, $method])) {
throw new \BadMethodCallException(sprintf('Method "%s" not found on "%s" when importing routing resource "%s"', $method, \get_class($loaderObject), $resource));
}
$routeCollection = $loaderObject->$method($this);
if (!$routeCollection instanceof RouteCollection) {
$type = \is_object($routeCollection) ? \get_class($routeCollection) : \gettype($routeCollection);
throw new \LogicException(sprintf('The %s::%s method must return a RouteCollection: %s returned', \get_class($loaderObject), $method, $type));
}
// make the service file tracked so that if it changes, the cache rebuilds
$this->addClassResource(new \ReflectionClass($loaderObject), $routeCollection);
return $routeCollection;
}
/**
* {@inheritdoc}
*/
public function supports($resource, $type = null)
{
return 'service' === $type;
}
private function addClassResource(\ReflectionClass $class, RouteCollection $collection)
{
do {
if (is_file($class->getFileName())) {
$collection->addResource(new FileResource($class->getFileName()));
}
} while ($class = $class->getParentClass());
}
}
You can’t perform that action at this time.