vendor/symfony/mailer/EventListener/EnvelopeListener.php line 43

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  1. <?php
  3. /*
  4. * This file is part of the Symfony package.
  5. *
  6. * (c) Fabien Potencier <fabien@symfony.com>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  12. namespace Symfony\Component\Mailer\EventListener;
  14. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  15. use Symfony\Component\Mailer\Event\MessageEvent;
  16. use Symfony\Component\Mime\Address;
  17. use Symfony\Component\Mime\Message;
  19. /**
  20. * Manipulates the Envelope of a Message.
  21. *
  22. * @author Fabien Potencier <fabien@symfony.com>
  23. */
  24. class EnvelopeListener implements EventSubscriberInterface
  25. {
  26. private $sender;
  27. private $recipients;
  29. /**
  30. * @param Address|string $sender
  31. * @param array<Address|string> $recipients
  32. */
  33. public function __construct($sender = null, ?array $recipients = null)
  34. {
  35. if (null !== $sender) {
  36. $this->sender = Address::create($sender);
  37. }
  38. if (null !== $recipients) {
  39. $this->recipients = Address::createArray($recipients);
  40. }
  41. }
  43. public function onMessage(MessageEvent $event): void
  44. {
  45. if ($this->sender) {
  46. $event->getEnvelope()->setSender($this->sender);
  48. $message = $event->getMessage();
  49. if ($message instanceof Message) {
  50. if (!$message->getHeaders()->has('Sender') && !$message->getHeaders()->has('From')) {
  51. $message->getHeaders()->addMailboxHeader('Sender', $this->sender);
  52. }
  53. }
  54. }
  56. if ($this->recipients) {
  57. $event->getEnvelope()->setRecipients($this->recipients);
  58. }
  59. }
  61. public static function getSubscribedEvents()
  62. {
  63. return [
  64. // should be the last one to allow header changes by other listeners first
  65. MessageEvent::class => ['onMessage', -255],
  66. ];
  67. }
  68. }