From 621642a33b947cc29fa1aa48e5268385a9d582b3 Mon Sep 17 00:00:00 2001
From: Florian Fischer <florian.fl.fischer@fau.de>
Date: Tue, 6 Jun 2017 18:19:18 +0200
Subject: lumail2 add Content-Type to the headers

---
 config/lumail2/lumail2.lua | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'config')

diff --git a/config/lumail2/lumail2.lua b/config/lumail2/lumail2.lua
index 8e66daf..8466863 100644
--- a/config/lumail2/lumail2.lua
+++ b/config/lumail2/lumail2.lua
@@ -200,3 +200,29 @@ do
     end
 end
 
+--
+-- Add Content-Type to the headers before sending
+--
+function on_message_send(path)
+  local content = {}
+  local added = false
+  local is_header = "^%a+: .*"
+  for l in io.lines(path) do
+    -- Find the last header.
+    if not added
+       and content[#content] and string.match(content[#content], is_header)
+       and not string.match(l, is_header)
+    then
+      -- Append Content-Type to the headers.
+      table.insert(content, "Content-Type: text/plain; charset=UTF-8\n")
+      added = true
+    end
+    table.insert(content, l.."\n")
+  end
+  
+  -- write the new content
+  local m = io.open(path, "w")
+  m:write(unpack(content))
+  m:close()
+end
+
-- 
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