class RouteSubscriber
Same name in other branches
- 8.x-1.x src/Routing/RouteSubscriber.php \Drupal\devel\Routing\RouteSubscriber
- 5.x src/Routing/RouteSubscriber.php \Drupal\devel\Routing\RouteSubscriber
Subscriber for Devel routes.
Hierarchy
- class \Drupal\Core\Routing\RouteSubscriberBase implements \Symfony\Component\EventDispatcher\EventSubscriberInterface
- class \Drupal\devel\Routing\RouteSubscriber extends \Drupal\Core\Routing\RouteSubscriberBase
Expanded class hierarchy of RouteSubscriber
See also
\Drupal\devel\Controller\EntityDebugController
\Drupal\devel\Plugin\Derivative\DevelLocalTask
1 string reference to 'RouteSubscriber'
1 service uses RouteSubscriber
File
-
src/
Routing/ RouteSubscriber.php, line 19
Namespace
Drupal\devel\RoutingView source
class RouteSubscriber extends RouteSubscriberBase {
/**
* The entity type manager service.
*
* @var \Drupal\Core\Entity\EntityTypeManagerInterface
*/
protected $entityTypeManager;
/**
* The router service.
*
* @var \Symfony\Component\Routing\RouterInterface
*/
protected $routeProvider;
/**
* Constructs a new RouteSubscriber object.
*
* @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_manager
* The entity type manager.
* @param \Drupal\Core\Routing\RouteProviderInterface $router_provider
* The router service.
*/
public function __construct(EntityTypeManagerInterface $entity_manager, RouteProviderInterface $router_provider) {
$this->entityTypeManager = $entity_manager;
$this->routeProvider = $router_provider;
}
/**
* {@inheritdoc}
*/
protected function alterRoutes(RouteCollection $collection) {
foreach ($this->entityTypeManager
->getDefinitions() as $entity_type_id => $entity_type) {
if ($route = $this->getEntityLoadRoute($entity_type)) {
$collection->add("entity.{$entity_type_id}.devel_load", $route);
}
if ($route = $this->getEntityRenderRoute($entity_type)) {
$collection->add("entity.{$entity_type_id}.devel_render", $route);
}
if ($route = $this->getEntityTypeDefinitionRoute($entity_type)) {
$collection->add("entity.{$entity_type_id}.devel_definition", $route);
}
}
}
/**
* Gets the entity load route.
*
* @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
* The entity type.
*
* @return \Symfony\Component\Routing\Route|null
* The generated route, if available.
*/
protected function getEntityLoadRoute(EntityTypeInterface $entity_type) {
if ($devel_load = $entity_type->getLinkTemplate('devel-load')) {
$route = (new Route($devel_load))->addDefaults([
'_controller' => '\\Drupal\\devel\\Controller\\EntityDebugController::entityLoad',
'_title' => 'Devel Load',
])
->addRequirements([
'_permission' => 'access devel information',
])
->setOption('_admin_route', TRUE)
->setOption('_devel_entity_type_id', $entity_type->id());
if ($parameters = $this->getRouteParameters($entity_type, 'edit-form')) {
$route->setOption('parameters', $parameters);
}
return $route;
}
return NULL;
}
/**
* Gets the entity render route.
*
* @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
* The entity type.
*
* @return \Symfony\Component\Routing\Route|null
* The generated route, if available.
*/
protected function getEntityRenderRoute(EntityTypeInterface $entity_type) {
if ($devel_render = $entity_type->getLinkTemplate('devel-render')) {
$route = (new Route($devel_render))->addDefaults([
'_controller' => '\\Drupal\\devel\\Controller\\EntityDebugController::entityRender',
'_title' => 'Devel Render',
])
->addRequirements([
'_permission' => 'access devel information',
])
->setOption('_admin_route', TRUE)
->setOption('_devel_entity_type_id', $entity_type->id());
if ($parameters = $this->getRouteParameters($entity_type, 'canonical')) {
$route->setOption('parameters', $parameters);
}
return $route;
}
return NULL;
}
/**
* Gets the entity type definition route.
*
* @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
* The entity type.
*
* @return \Symfony\Component\Routing\Route|null
* The generated route, if available.
*/
protected function getEntityTypeDefinitionRoute(EntityTypeInterface $entity_type) {
if ($devel_definition = $entity_type->getLinkTemplate('devel-definition')) {
$route = (new Route($devel_definition))->addDefaults([
'_controller' => '\\Drupal\\devel\\Controller\\EntityDebugController::entityTypeDefinition',
'_title' => 'Entity type definition',
])
->addRequirements([
'_permission' => 'access devel information',
])
->setOption('_admin_route', TRUE)
->setOption('_devel_entity_type_id', $entity_type->id());
$link_template = $entity_type->getLinkTemplate('edit-form') ? 'edit-form' : 'canonical';
if ($parameters = $this->getRouteParameters($entity_type, $link_template)) {
$route->setOption('parameters', $parameters);
}
return $route;
}
}
/**
* Gets the route parameters from the template.
*
* @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
* The entity type definition.
* @param string $link_template
* The link template.
*
* @return array[]
* A list of route of parameters.
*/
protected function getRouteParameters(EntityTypeInterface $entity_type, string $link_template) : array {
$parameters = [];
if (!($path = $entity_type->getLinkTemplate($link_template))) {
return $parameters;
}
$original_route_parameters = [];
$candidate_routes = $this->routeProvider
->getRoutesByPattern($path);
if ($candidate_routes->count()) {
// Guess the best match. There could be more than one route sharing the
// same path. Try first an educated guess based on the route name. If we
// can't find one, pick-up the first from the list.
$name = 'entity.' . $entity_type->id() . '.' . str_replace('-', '_', $link_template);
if (!($original_route = $candidate_routes->get($name))) {
$iterator = $candidate_routes->getIterator();
$iterator->rewind();
$original_route = $iterator->current();
}
$original_route_parameters = $original_route->getOption('parameters') ?? [];
}
if (preg_match_all('/{\\w*}/', $path, $matches)) {
foreach ($matches[0] as $match) {
$match = str_replace([
'{',
'}',
], '', $match);
// This match has an original route parameter definition.
if (isset($original_route_parameters[$match])) {
$parameters[$match] = $original_route_parameters[$match];
}
elseif ($this->entityTypeManager
->hasDefinition($match)) {
$parameters[$match] = [
'type' => "entity:{$match}",
];
}
}
}
return $parameters;
}
/**
* {@inheritdoc}
*/
public static function getSubscribedEvents() {
$events = parent::getSubscribedEvents();
$events[RoutingEvents::ALTER] = [
'onAlterRoutes',
100,
];
return $events;
}
}
Members
Title Sort descending | Modifiers | Object type | Summary | Overriden Title | Overrides |
---|---|---|---|---|---|
RouteSubscriber::$entityTypeManager | protected | property | The entity type manager service. | ||
RouteSubscriber::$routeProvider | protected | property | The router service. | ||
RouteSubscriber::alterRoutes | protected | function | Alters existing routes for a specific collection. | Overrides RouteSubscriberBase::alterRoutes | |
RouteSubscriber::getEntityLoadRoute | protected | function | Gets the entity load route. | ||
RouteSubscriber::getEntityRenderRoute | protected | function | Gets the entity render route. | ||
RouteSubscriber::getEntityTypeDefinitionRoute | protected | function | Gets the entity type definition route. | ||
RouteSubscriber::getRouteParameters | protected | function | Gets the route parameters from the template. | ||
RouteSubscriber::getSubscribedEvents | public static | function | Overrides RouteSubscriberBase::getSubscribedEvents | ||
RouteSubscriber::__construct | public | function | Constructs a new RouteSubscriber object. | ||
RouteSubscriberBase::onAlterRoutes | public | function | Delegates the route altering to self::alterRoutes(). | 1 |