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<?php
namespace Drupal\image\Routing;
use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\Core\StreamWrapper\StreamWrapperManagerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\Routing\Route;
/**
* Defines a route subscriber to register a url for serving image styles.
*/
class ImageStyleRoutes implements ContainerInjectionInterface {
/**
* The stream wrapper manager service.
*
* @var \Drupal\Core\StreamWrapper\StreamWrapperManagerInterface
*/
protected $streamWrapperManager;
/**
* Constructs a new PathProcessorImageStyles object.
*
* @param \Drupal\Core\StreamWrapper\StreamWrapperManagerInterface $stream_wrapper_manager
* The stream wrapper manager service.
*/
public function __construct(StreamWrapperManagerInterface $stream_wrapper_manager) {
$this->streamWrapperManager = $stream_wrapper_manager;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static(
$container->get('stream_wrapper_manager')
);
}
/**
* Returns an array of route objects.
*
* @return \Symfony\Component\Routing\Route[]
* An array of route objects.
*/
public function routes() {
$routes = [];
// Generate image derivatives of publicly available files. If clean URLs are
// disabled image derivatives will always be served through the menu system.
// If clean URLs are enabled and the image derivative already exists, PHP
// will be bypassed.
$directory_path = $this->streamWrapperManager->getViaScheme('public')->getDirectoryPath();
$routes['image.style_public'] = new Route(
'/' . $directory_path . '/styles/{image_style}/{scheme}',
[
'_controller' => 'Drupal\image\Controller\ImageStyleDownloadController::deliver',
],
[
'_access' => 'TRUE',
]
);
return $routes;
}
}