From 6be42a39ed77e434406b53b4fc9d62ae612e44ea Mon Sep 17 00:00:00 2001
From: Dieter Holvoet <51747-DieterHolvoet@users.noreply.drupalcode.org>
Date: Tue, 18 Jul 2023 19:37:10 +0000
Subject: [PATCH] Issue #3375300: Body of plain text mails is stripped

---
 src/Plugin/Mail/SymfonyMailer.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Plugin/Mail/SymfonyMailer.php b/src/Plugin/Mail/SymfonyMailer.php
index 2b44c04..db01470 100644
--- a/src/Plugin/Mail/SymfonyMailer.php
+++ b/src/Plugin/Mail/SymfonyMailer.php
@@ -713,7 +713,7 @@ class SymfonyMailer implements MailInterface, ContainerFactoryPluginInterface {
   protected function getContentType(array $message) : string {
     // The message parameter takes priority over config. Support the alternate
     // parameter 'format' for back-compatibility.
-    $content_type = $message['params']['content_type'] ?? $message['params']['format'] ?? 'text/html';
+    $content_type = $message['params']['content_type'] ?? $message['params']['format'] ?? NULL;
     // 1) check the message parameters.
     if ($content_type) {
       return $content_type;
-- 
GitLab