Request resend of verification mail

src/Tech/Controller/ActivationController.php

@@ -31,7 +31,7 @@ class ActivationController extends AbstractController
         try {
             $emailVerifier->handleEmailConfirmation($request, $user);
         } catch (VerifyEmailExceptionInterface $exception) {
-            $this->addFlash('error', $exception->getReason());
+            $this->addFlash('error', $exception->getReason() . ' If the link has expired, you can <a href="' . $this->generateUrl('app_verify_resend_email') . '">request a new one here</a>.');
 
             return $this->redirectToRoute('app_register');
         }

src/Tech/Controller/RegistrationController.php

@@ -4,6 +4,8 @@ namespace App\Tech\Controller;
 
 use App\Tech\Entity\User;
 use App\Tech\Form\RegistrationFormType;
+use App\Tech\Form\ResendVerificationEmailFormType;
+use App\Tech\Repository\UserRepository;
 use App\Tech\Service\EmailVerifier;
 use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Bridge\Twig\Mime\TemplatedEmail;
@@ -54,4 +56,41 @@ class RegistrationController extends AbstractController
             'registrationForm' => $form->createView(),
         ]);
     }
+
+    #[Route('/verify/resend', name: 'app_verify_resend_email')]
+    public function resendVerificationEmail(Request $request, UserRepository $userRepository, EmailVerifier $emailVerifier): Response
+    {
+        $form = $this->createForm(ResendVerificationEmailFormType::class);
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $email = $form->get('email')->getData();
+            $user = $userRepository->findOneBy(['email' => $email]);
+
+            if ($user) {
+                if (!$user->isVerified()) {
+                    $emailVerifier->sendEmailConfirmation('app_verify_email', $user,
+                        (new TemplatedEmail())
+                            ->from($this->getParameter('mailer_from'))
+                            ->to($user->getEmail())
+                            ->subject('Please Confirm your Email')
+                            ->htmlTemplate('tech/registration/confirmation_email.html.twig')
+                    );
+                } else {
+                    $this->addFlash('info', 'This email address is already verified.');
+                    return $this->redirectToRoute('app_login');
+                }
+            }
+
+            // We show the same success message regardless of whether the user exists or not,
+            // to avoid revealing whether an email is registered.
+            $this->addFlash('success', 'If an account exists with this email, a new confirmation link has been sent.');
+
+            return $this->redirectToRoute('website_home');
+        }
+
+        return $this->render('tech/registration/resend_verification_email.html.twig', [
+            'resendForm' => $form->createView(),
+        ]);
+    }
 }