From: Alexander Moisseev <moiseev@mezonplus.ru>
Date: Tue, 2 Aug 2016 08:26:49 +0000 (+0300)
Subject: [Fix] Ignore content type/subtype case
X-Git-Tag: 1.3.2~81^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F788%2Fhead;p=thirdparty%2Frspamd.git

[Fix] Ignore content type/subtype case

to comply with RFC 2045
---

diff --git a/src/plugins/lua/mime_types.lua b/src/plugins/lua/mime_types.lua
index 1395149b6d..e1b2123f44 100644
--- a/src/plugins/lua/mime_types.lua
+++ b/src/plugins/lua/mime_types.lua
@@ -147,7 +147,7 @@ local function check_mime_type(task)
       else
         -- Check for attachment
         local filename = p:get_filename()
-        local ct = string.format('%s/%s', mtype, subtype)
+        local ct = string.format('%s/%s', mtype, subtype):lower()
 
         if filename then
           filename = filename:gsub('[^%s%g]', '?')