Implement email verification feature, add registration form, and update user entity for verification status

src/Security/EmailVerifier.php

@@ -0,0 +1,52 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Security;
+
+use App\Entity\User;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Bridge\Twig\Mime\TemplatedEmail;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Mailer\MailerInterface;
+use SymfonyCasts\Bundle\VerifyEmail\Exception\VerifyEmailExceptionInterface;
+use SymfonyCasts\Bundle\VerifyEmail\VerifyEmailHelperInterface;
+
+class EmailVerifier
+{
+    public function __construct(
+        private readonly VerifyEmailHelperInterface $verifyEmailHelper,
+        private readonly MailerInterface $mailer,
+        private readonly EntityManagerInterface $entityManager,
+    ) {}
+
+    public function sendEmailConfirmation(string $verifyEmailRouteName, User $user, TemplatedEmail $email): void
+    {
+        $signatureComponents = $this->verifyEmailHelper->generateSignature(
+            $verifyEmailRouteName,
+            (string) $user->getId(),
+            (string) $user->getEmail(),
+            ['id' => $user->getId()]
+        );
+
+        $context = $email->getContext();
+        $context['signedUrl'] = $signatureComponents->getSignedUrl();
+        $context['expiresAtMessageKey'] = $signatureComponents->getExpirationMessageKey();
+        $context['expiresAtMessageData'] = $signatureComponents->getExpirationMessageData();
+
+        $email->context($context);
+
+        $this->mailer->send($email);
+    }
+
+    /** @throws VerifyEmailExceptionInterface */
+    public function handleEmailConfirmation(Request $request, User $user): void
+    {
+        $this->verifyEmailHelper->validateEmailConfirmationFromRequest($request, (string) $user->getId(), (string) $user->getEmail());
+
+        $user->setIsVerified(true);
+
+        $this->entityManager->persist($user);
+        $this->entityManager->flush();
+    }
+}