Add bounce email

Author: tatevikg1

config/parameters.yml.dist

@@ -32,6 +32,18 @@ parameters:
     app.password_reset_url: '%%env(PASSWORD_RESET_URL)%%'
     env(PASSWORD_RESET_URL): 'https://example.com/reset/'
 
+    # bounce email settings
+    imap_bounce.email: '%%env(BOUNCE_EMAIL)%%'
+    env(BOUNCE_EMAIL): '[email protected]'
+    imap_bounce.password: '%%env(BOUNCE_IMAP_PASS)%%'
+    env(BOUNCE_IMAP_PASS): '[email protected]'
+    imap_bounce.host: '%%env(BOUNCE_IMAP_HOST)%%'
+    env(BOUNCE_IMAP_HOST): 'imap.phplist.com'
+    imap_bounce.port: '%%env(BOUNCE_IMAP_PORT)%%'
+    env(BOUNCE_IMAP_PORT): 993
+    imap_bounce.encryption: '%%env(BOUNCE_IMAP_ENCRYPTION)%%'
+    env(BOUNCE_IMAP_ENCRYPTION): 'ssl'
+
     # Messenger configuration for asynchronous processing
     app.messenger_transport_dsn: '%%env(MESSENGER_TRANSPORT_DSN)%%'
     env(MESSENGER_TRANSPORT_DSN): 'doctrine://default?auto_setup=true'

config/services/services.yml

@@ -14,6 +14,7 @@ services:
         autoconfigure: true
         arguments:
             $defaultFromEmail: '%app.mailer_from%'
+            $bounceEmail: '%imap_bounce.email%'
 
     PhpList\Core\Domain\Subscription\Service\SubscriberDeletionService:
         autowire: true

src/Domain/Messaging/Service/EmailService.php

@@ -6,24 +6,28 @@
 
 use PhpList\Core\Domain\Messaging\Message\AsyncEmailMessage;
 use Symfony\Component\Mailer\MailerInterface;
+use Symfony\Component\Mailer\Envelope;
 use Symfony\Component\Messenger\MessageBusInterface;
 use Symfony\Component\Mime\Email;
 use Symfony\Component\Mime\Address;
 
 class EmailService
 {
     private MailerInterface $mailer;
-    private string $defaultFromEmail;
     private MessageBusInterface $messageBus;
+    private string $defaultFromEmail;
+    private string $bounceEmail;
 
     public function __construct(
         MailerInterface $mailer,
+        MessageBusInterface $messageBus,
         string $defaultFromEmail,
-        MessageBusInterface $messageBus
+        string $bounceEmail,
     ) {
         $this->mailer = $mailer;
-        $this->defaultFromEmail = $defaultFromEmail;
         $this->messageBus = $messageBus;
+        $this->defaultFromEmail = $defaultFromEmail;
+        $this->bounceEmail = $bounceEmail;
     }
 
     public function sendEmail(
@@ -68,7 +72,12 @@ public function sendEmailSync(
             $email->attachFromPath($attachment);
         }
 
-        $this->mailer->send($email);
+        $envelope = new Envelope(
+            sender: new Address($this->bounceEmail, 'PHPList Bounce'),
+            recipients: [new Address($email->getTo()[0]->getAddress())]
+        );
+
+        $this->mailer->send(message: $email, envelope: $envelope);
     }
 
     public function sendBulkEmail(

tests/Unit/Domain/Messaging/Service/EmailServiceTest.php

@@ -19,12 +19,18 @@ class EmailServiceTest extends TestCase
     private MailerInterface&MockObject $mailer;
     private MessageBusInterface&MockObject $messageBus;
     private string $defaultFromEmail = '[email protected]';
+    private string $bounceEmail = '[email protected]';
 
     protected function setUp(): void
     {
         $this->mailer = $this->createMock(MailerInterface::class);
         $this->messageBus = $this->createMock(MessageBusInterface::class);
-        $this->emailService = new EmailService($this->mailer, $this->defaultFromEmail, $this->messageBus);
+        $this->emailService = new EmailService(
+            mailer: $this->mailer,
+            messageBus: $this->messageBus,
+            defaultFromEmail: $this->defaultFromEmail,
+            bounceEmail: $this->bounceEmail,
+        );
     }
 
     public function testSendEmailWithDefaultFrom(): void