--- mailbox.lua	2010-01-23 15:37:50.000000000 +0100
+++ mailbox.new.lua	2010-09-01 16:50:09.000000000 +0200
@@ -1239,5 +1239,19 @@
     return ifcore.idle(self._account._imap)
 end
 
+function Mailbox.append_plain_message(self, mplain, mflags, mdate)
+    if (self._account._login_user(self._account) ~= true) then
+        return false
+    end
+
+    if (not mplain or mplain:len() == 0) then
+        return false
+    end
+
+    return ifcore.append(self._account._imap, self._mailbox,
+                    mplain, mflags, mdate)
+
+end
+
 Mailbox._mt.__index = function () end
 Mailbox._mt.__newindex = function () end