From ceb2a31b3857925e749047e2c4c574a38bf8e9ed Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Sun, 10 Nov 2013 18:50:17 +0100
Subject: Compare draft message-ID when restoring local message contents

---
 program/steps/mail/compose.inc | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'program/steps/mail/compose.inc')

diff --git a/program/steps/mail/compose.inc b/program/steps/mail/compose.inc
index a791cf8b7..8d275f930 100644
--- a/program/steps/mail/compose.inc
+++ b/program/steps/mail/compose.inc
@@ -240,6 +240,9 @@ if (!empty($msg_uid) && empty($COMPOSE['as_attachment']))
       $COMPOSE['reply_msgid'] = '<' . $in_reply_to . '>';
 
     $COMPOSE['references'] = $MESSAGE->headers->references;
+
+    // use message-ID as draft_id, same as in sendmail.inc
+    $OUTPUT->set_env('draft_id', trim($MESSAGE->headers->get('message-id'), '<>'));
   }
 }
 else {
-- 
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