Add 28.1: Internationalizing URLs

config/services.yaml

@@ -7,6 +7,7 @@ parameters:
     default_admin_email: [email protected]
     default_domain: '127.0.0.1'
     default_scheme: 'http'
+    app.supported_locales: 'en|fr'
 
     router.request_context.host: '%env(default:default_domain:SYMFONY_DEFAULT_ROUTE_HOST)%'
     router.request_context.scheme: '%env(default:default_scheme:SYMFONY_DEFAULT_ROUTE_SCHEME)%'

src/Controller/ConferenceController.php

@@ -33,7 +33,13 @@ public function __construct(Environment $twig, EntityManagerInterface $entityMan
         $this->bus = $bus;
     }
 
-    #[Route('/', name: 'homepage')]
+    #[Route('/')]
+    public function indexNoLocale(): Response
+    {
+        return $this->redirectToRoute('homepage', ['_locale' => 'en']);
+    }
+
+    #[Route('/{_locale<%app.supported_locales%>}/', name: 'homepage')]
     public function index(ConferenceRepository $conferenceRepository): Response
     {
         $response = new Response($this->twig->render('conference/index.html.twig', [
@@ -44,7 +50,7 @@ public function index(ConferenceRepository $conferenceRepository): Response
         return $response;
     }
 
-    #[Route('/conference_header', name: 'conference_header')]
+    #[Route('/{_locale<%app.supported_locales%>}/conference_header', name: 'conference_header')]
     public function conferenceHeader(ConferenceRepository $conferenceRepository): Response
     {
         $response = new Response($this->twig->render('conference/header.html.twig', [
@@ -55,7 +61,7 @@ public function conferenceHeader(ConferenceRepository $conferenceRepository): Re
         return $response;
     }
 
-    #[Route('/conference/{slug}', name: 'conference')]
+    #[Route('/{_locale<%app.supported_locales%>}/conference/{slug}', name: 'conference')]
     public function show(Request $request, Conference $conference, CommentRepository $commentRepository, NotifierInterface $notifier, string $photoDir): Response
     {
         $comment = new Comment();