--- /dev/null
+<?php
+
+namespace Drupal\devel\Form;
+
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Routing\RouteBuilderInterface;
+use Drupal\Core\Url;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides confirmation form for rebuilding the routes.
+ */
+class RouterRebuildConfirmForm extends ConfirmFormBase {
+
+ /**
+ * The route builder service.
+ *
+ * @var \Drupal\Core\Routing\RouteBuilderInterface
+ */
+ protected $routeBuilder;
+
+ /**
+ * Constructs a new RouterRebuildConfirmForm object.
+ *
+ * @param \Drupal\Core\Routing\RouteBuilderInterface $route_builder
+ * The route builder service.
+ */
+ public function __construct(RouteBuilderInterface $route_builder) {
+ $this->routeBuilder = $route_builder;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function create(ContainerInterface $container) {
+ return new static(
+ $container->get('router.builder')
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getFormId() {
+ return 'devel_menu_rebuild';
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getQuestion() {
+ return $this->t('Are you sure you want to rebuild the router?');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getCancelUrl() {
+ return new Url('<front>');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getDescription() {
+ return $this->t('Rebuilds the routes information gathering all routing data from .routing.yml files and from classes which subscribe to the route build events. This action cannot be undone.');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getConfirmText() {
+ return $this->t('Rebuild');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function submitForm(array &$form, FormStateInterface $form_state) {
+ $this->routeBuilder->rebuild();
+ drupal_set_message($this->t('The router has been rebuilt.'));
+ $form_state->setRedirect('<front>');
+ }
+
+}