From e54816bcf8bee9505f0bfb442d9a32f6a40724dc Mon Sep 17 00:00:00 2001
From: Andrew Davis <andrew@moodle.com>
Date: Thu, 16 Feb 2012 17:08:16 +0700
Subject: [PATCH] MDL-30698 message: changed message ID to be a hash

---
 mod/forum/lib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mod/forum/lib.php b/mod/forum/lib.php
index 5819b43605a..89859ef5aa2 100644
--- a/mod/forum/lib.php
+++ b/mod/forum/lib.php
@@ -366,7 +366,7 @@ WHERE
 }
 
 function forum_get_email_message_id($postid, $usertoid, $hostname) {
-    return '<moodlepost'.$postid.'to'.$usertoid.'@'.$hostname.'>';
+    return '<'.hash('sha256',$postid.'to'.$usertoid.'@'.$hostname).'>';
 }
 
 /**
-- 
2.43.0