presence: Add m_presence module. This provides an ENCAP s2s interface and lowlevel...

diff --git a/modules/Makefile.in b/modules/Makefile.in
index f1807cf586b2d5b6d7fac72036752e40b6e3b148..1d5426715510a0f2dcdcf8e45f97ea0854e70dec 100644 (file)
--- a/modules/Makefile.in
+++ b/modules/Makefile.in
@@ -83,6 +83,7 @@ TSRCS =                          \
   m_ping.c \
   m_pong.c \
   m_post.c \
+  m_presence.c \
   m_privs.c \
   m_rehash.c \
   m_restart.c \

diff --git a/modules/m_presence.c b/modules/m_presence.c
new file mode 100644 (file)
index 0000000..28ce8e4
--- /dev/null
+++ b/modules/m_presence.c
@@ -0,0 +1,133 @@
+/*
+ *  charybdis: an advanced ircd.
+ *  m_presence.c: IRC presence protocol implementation
+ *
+ *  Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
+ *  Copyright (C) 1996-2002 Hybrid Development Team
+ *  Copyright (C) 2002-2005 ircd-ratbox development team
+ *  Copyright (c) 2009 William Pitcock <nenolod@dereferenced.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+ *  USA
+ *
+ *  $Id: m_away.c 3370 2007-04-03 10:15:39Z nenolod $
+ */
+
+#include "stdinc.h"
+#include "client.h"
+#include "match.h"
+#include "ircd.h"
+#include "numeric.h"
+#include "send.h"
+#include "msg.h"
+#include "parse.h"
+#include "modules.h"
+#include "s_conf.h"
+#include "s_serv.h"
+#include "packet.h"
+
+static int m_presence(struct Client *, struct Client *, int, const char **);
+static int me_presence(struct Client *, struct Client *, int, const char **);
+
+struct Message presence_msgtab = {
+       "PRESENCE", 0, 0, 0, MFLG_SLOW,
+       {mg_unreg, {m_presence, 1}, {m_presence, 1}, mg_ignore, {me_presence, 1}, {m_presence, 1}}
+};
+
+mapi_clist_av1 presence_clist[] = { &presence_msgtab, NULL };
+DECLARE_MODULE_AV1(presence, NULL, NULL, presence_clist, NULL, NULL, "$Revision$");
+
+/*
+** m_presence
+**      parv[1] = key
+**      parv[2] = setting
+*/
+static int
+m_presence(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+{
+       char *val;
+
+       if(MyClient(source_p) && !IsFloodDone(source_p))
+               flood_endgrace(source_p);
+
+       if(!IsClient(source_p))
+               return 0;
+
+       if((parc < 3 || EmptyString(parv[2])) && !EmptyString(parv[1]))
+       {
+               if ((val = irc_dictionary_retrieve(source_p->user->metadata, parv[1])) != NULL)
+               {
+                       delete_metadata(source_p, parv[1]);
+
+                       sendto_server(client_p, NULL, CAP_TS6, NOCAPS,
+                                       ":%s ENCAP * PRESENCE %s", use_id(source_p), parv[1]);
+               }
+               if (MyConnect(source_p))
+                       sendto_one_numeric(source_p, RPL_METADATAREM, form_str(RPL_METADATAREM), parv[1]);
+               return 0;
+       }
+
+       if ((val = irc_dictionary_retrieve(source_p->user->metadata, parv[1])) != NULL)
+       {
+               if (!strcmp(parv[2], val))
+                       return 0;
+
+               delete_metadata(source_p, parv[1]);
+       }
+
+       set_metadata(source_p, parv[1], parv[2]);
+       sendto_server(client_p, NULL, CAP_TS6, NOCAPS, 
+                     ":%s ENCAP * PRESENCE %s :%s", use_id(source_p), parv[1], parv[2]);
+
+       if(MyConnect(source_p))
+               sendto_one_numeric(source_p, RPL_METADATASET, form_str(RPL_METADATASET), parv[1]);
+
+       return 0;
+}
+
+/*
+** me_presence
+**      parv[1] = key
+**      parv[2] = setting
+*/
+static int
+me_presence(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+{
+       char *val;
+
+       if(MyClient(source_p) && !IsFloodDone(source_p))
+               flood_endgrace(source_p);
+
+       if(!IsClient(source_p))
+               return 0;
+
+       if((parc < 3 || EmptyString(parv[2])) && !EmptyString(parv[1]))
+       {
+               delete_metadata(source_p, parv[1]);
+               return 0;
+       }
+
+       if ((val = irc_dictionary_retrieve(source_p->user->metadata, parv[1])) != NULL)
+       {
+               if (!strcmp(parv[2], val))
+                       return 0;
+
+               delete_metadata(source_p, parv[1]);
+       }
+
+       set_metadata(source_p, parv[1], parv[2]);
+
+       return 0;
+}