Forked from crittermike/ExampleModuleController.php
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February 25, 2021 06:41
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Example of overriding a route controller in Drupal 8
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| services: | |
| example_module.route_subscriber: | |
| class: Drupal\example_module\Routing\RouteSubscriber | |
| tags: | |
| - { name: event_subscriber } |
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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\example_module\Controller\ExampleModuleController. | |
| */ | |
| // THIS FILE BELONGS AT /example_module/src/Controller/ExampleModuleController.php | |
| namespace Drupal\example_module\Controller; | |
| use Drupal\Core\Controller\ControllerBase; | |
| /** | |
| * An example controller. | |
| */ | |
| class ExampleModuleController extends ControllerBase { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function content() { | |
| $build = array( | |
| '#type' => 'markup', | |
| '#markup' => t('Hello World!'), | |
| ); | |
| return $build; | |
| } | |
| } |
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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\example_module\Routing\RouteSubscriber. | |
| */ | |
| // THIS FILE BELONGS AT /example_module/src/Routing/RouteSubscriber.php | |
| namespace Drupal\example_module\Routing; | |
| use Drupal\Core\Routing\RouteSubscriberBase; | |
| use Symfony\Component\Routing\RouteCollection; | |
| /** | |
| * Listens to the dynamic route events. | |
| */ | |
| class RouteSubscriber extends RouteSubscriberBase { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function alterRoutes(RouteCollection $collection) { | |
| // Replace "some.route.name" below with the actual route you want to override. | |
| if ($route = $collection->get('some.route.name')) { | |
| $route->setDefaults(array( | |
| '_controller' => '\Drupal\example_module\Controller\ExampleModuleController::content', | |
| )); | |
| } | |
| } | |
| } |
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