zabbix20: Migrate XMPP support over to minmay.

This should fix support for TLS and in addition, we now _only_ depend on one
library rather than OpenSSL *and* GnuTLS as we no longer need iksemel.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>

pkgs/servers/monitoring/zabbix/2.0.nix

@@ -1,7 +1,7 @@
 { stdenv, fetchurl, pkgconfig, postgresql, curl, openssl, zlib, gettext
-, enableJabber ? false, iksemel ? null }:
+, enableJabber ? false, minmay ? null }:
 
-assert enableJabber -> iksemel != null;
+assert enableJabber -> minmay != null;
 
 let
 
@@ -37,7 +37,15 @@ in
       "--with-postgresql"
       "--with-libcurl"
       "--with-gettext"
-    ] ++ stdenv.lib.optional enableJabber "--with-jabber=${iksemel}";
+    ] ++ stdenv.lib.optional enableJabber "--with-jabber=${minmay}";
+
+    postPatch = ''
+      sed -i -e 's/iksemel/minmay/g' configure src/libs/zbxmedia/jabber.c
+      sed -i \
+        -e '/^static ikstransport/,/}/d' \
+        -e 's/iks_connect_with\(.*\), &zbx_iks_transport/mmay_connect_via\1/' \
+        -e 's/iks/mmay/g' -e 's/IKS/MMAY/g' src/libs/zbxmedia/jabber.c
+    '';
 
     buildInputs = [ pkgconfig postgresql curl openssl zlib ];