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/*
* $Id: stanzas.c,v 1.5 2010/05/14 14:15:06 cdidier Exp $
*
* Copyright (C) 2007 Colin DIDIER
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "module.h"
#include "settings.h"
#include "signals.h"
#include "xmpp-servers.h"
#include "tools.h"
static int message_types[] = {
LM_MESSAGE_TYPE_MESSAGE,
LM_MESSAGE_TYPE_PRESENCE,
LM_MESSAGE_TYPE_IQ,
-1
};
static void
send_stanza(XMPP_SERVER_REC *server, LmMessage *lmsg)
{
char *xml, *recoded;
g_return_if_fail(IS_XMPP_SERVER(server));
g_return_if_fail(lmsg != NULL);
xml = lm_message_node_to_string(lmsg->node);
recoded = xmpp_recode_in(xml);
g_free(xml);
signal_emit("xmpp xml out", 2, server, recoded);
g_free(recoded);
lm_connection_send(server->lmconn, lmsg, NULL);
}
static LmHandlerResult
handle_stanza(LmMessageHandler *handler, LmConnection *connection,
LmMessage *lmsg, gpointer user_data)
{
XMPP_SERVER_REC *server;
int type;
const char *id;
char *from, *to, *raw;
if ((server = XMPP_SERVER(user_data)) == NULL)
return LM_HANDLER_RESULT_REMOVE_MESSAGE;
raw = xmpp_recode_in(lm_message_node_to_string(lmsg->node));
signal_emit("xmpp xml in", 2, server, raw);
g_free(raw);
type = lm_message_get_sub_type(lmsg);
id = lm_message_node_get_attribute(lmsg->node, "id");
if (id == NULL)
id = "";
from = xmpp_recode_in(lm_message_node_get_attribute(lmsg->node, "from"));
if (from == NULL)
from = g_strdup("");
to = xmpp_recode_in(lm_message_node_get_attribute(lmsg->node, "to"));
if (to == NULL)
to = g_strdup("");
switch(lm_message_get_type(lmsg)) {
case LM_MESSAGE_TYPE_MESSAGE:
signal_emit("xmpp recv message", 6,
server, lmsg, type, id, from, to);
break;
case LM_MESSAGE_TYPE_PRESENCE:
signal_emit("xmpp recv presence", 6,
server, lmsg, type, id, from, to);
break;
case LM_MESSAGE_TYPE_IQ:
signal_emit("xmpp recv iq", 6,
server, lmsg, type, id, from, to);
break;
default:
signal_emit("xmpp recv others", 6,
server, lmsg, type, id, from, to);
break;
}
g_free(from);
g_free(to);
return LM_HANDLER_RESULT_REMOVE_MESSAGE;
}
static void
unregister_stanzas(XMPP_SERVER_REC *server)
{
GSList *tmp, *next;
if (!IS_XMPP_SERVER(server))
return;
for (tmp = server->msg_handlers; tmp != NULL; tmp = next) {
next = tmp->next;
if (lm_message_handler_is_valid(tmp->data))
lm_message_handler_invalidate(tmp->data);
lm_message_handler_unref(tmp->data);
server->msg_handlers =
g_slist_remove(server->msg_handlers, tmp->data);
}
}
static void
register_stanzas(XMPP_SERVER_REC *server)
{
LmMessageHandler *h;
int i;
if (!IS_XMPP_SERVER(server))
return;
if (server->msg_handlers != NULL &&
g_slist_length(server->msg_handlers) != 0)
unregister_stanzas(server);
for(i = 0; message_types[i] != -1; ++i) {
h = lm_message_handler_new(handle_stanza, server, NULL);
lm_connection_register_message_handler(server->lmconn, h,
message_types[i], LM_HANDLER_PRIORITY_NORMAL);
server->msg_handlers = g_slist_prepend(server->msg_handlers, h);
}
}
void
stanzas_init(void)
{
signal_add("server connecting", register_stanzas);
signal_add_first("server disconnected", unregister_stanzas);
signal_add_last("xmpp send message", send_stanza);
signal_add_last("xmpp send presence", send_stanza);
signal_add_last("xmpp send iq", send_stanza);
signal_add_last("xmpp send others", send_stanza);
}
void
stanzas_deinit(void)
{
signal_remove("server connecting", register_stanzas);
signal_remove("server disconnected", unregister_stanzas);
signal_remove("xmpp send message", send_stanza);
signal_remove("xmpp send presence", send_stanza);
signal_remove("xmpp send iq", send_stanza);
signal_remove("xmpp send others", send_stanza);
}
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