Connexion par formulaire

src/Controller/LoginController.php

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+<?php
+
+namespace App\Controller;
+
+use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Attribute\Route;
+
+class LoginController extends AbstractController
+{
+    #[Route('/login', name: 'app_login')]
+    public function index(AuthenticationUtils $authenticationUtils): Response
+    {
+      // get the login error if there is one
+      $error = $authenticationUtils->getLastAuthenticationError();
+
+      // last username entered by the user
+      $lastUsername = $authenticationUtils->getLastUsername();
+
+      return $this->render('login/index.html.twig', [
+                     'last_username' => $lastUsername,
+                     'error'         => $error,
+                  ]);
+
+    }
+}

src/Controller/SecurityController.php

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+<?php
+
+namespace App\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Attribute\Route;
+use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;
+
+class SecurityController extends AbstractController
+{
+    #[Route(path: '/login', name: 'app_login')]
+    public function login(AuthenticationUtils $authenticationUtils): Response
+    {
+        // get the login error if there is one
+        $error = $authenticationUtils->getLastAuthenticationError();
+
+        // last username entered by the user
+        $lastUsername = $authenticationUtils->getLastUsername();
+
+        return $this->render('security/login.html.twig', [
+            'last_username' => $lastUsername,
+            'error' => $error,
+        ]);
+    }
+
+    #[Route(path: '/logout', name: 'app_logout')]
+    public function logout(): void
+    {
+        throw new \LogicException('This method can be blank - it will be intercepted by the logout key on your firewall.');
+    }
+}