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/*
channel.c : irssi
Copyright (C) 1999-2000 Timo Sirainen
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
*/
#include "module.h"
#include "signals.h"
#include "misc.h"
#include "special-vars.h"
#include "servers.h"
#include "channels.h"
#include "channels-setup.h"
#include "nicklist.h"
GSList *channels; /* List of all channels */
static char *get_join_data(CHANNEL_REC *channel)
{
return g_strdup(channel->name);
}
void channel_init(CHANNEL_REC *channel, int automatic)
{
g_return_if_fail(channel != NULL);
g_return_if_fail(channel->name != NULL);
channels = g_slist_append(channels, channel);
if (channel->server != NULL) {
channel->server->channels =
g_slist_append(channel->server->channels, channel);
}
MODULE_DATA_INIT(channel);
channel->type = module_get_uniq_id_str("WINDOW ITEM TYPE", "CHANNEL");
channel->destroy = (void (*) (WI_ITEM_REC *)) channel_destroy;
channel->mode = g_strdup("");
channel->createtime = time(NULL);
channel->get_join_data = get_join_data;
signal_emit("channel created", 2, channel, GINT_TO_POINTER(automatic));
}
void channel_destroy(CHANNEL_REC *channel)
{
g_return_if_fail(IS_CHANNEL(channel));
if (channel->destroying) return;
channel->destroying = TRUE;
channels = g_slist_remove(channels, channel);
if (!channel->server->disconnected)
channel->server->channels = g_slist_remove(channel->server->channels, channel);
signal_emit("channel destroyed", 1, channel);
MODULE_DATA_DEINIT(channel);
g_free_not_null(channel->hilight_color);
g_free_not_null(channel->topic);
g_free_not_null(channel->topic_by);
g_free_not_null(channel->key);
g_free(channel->mode);
g_free(channel->name);
channel->type = 0;
g_free(channel);
}
static CHANNEL_REC *channel_find_server(SERVER_REC *server,
const char *name)
{
GSList *tmp;
g_return_val_if_fail(IS_SERVER(server), NULL);
if (server->channel_find_func != NULL) {
/* use the server specific channel find function */
return server->channel_find_func(server, name);
}
for (tmp = server->channels; tmp != NULL; tmp = tmp->next) {
CHANNEL_REC *rec = tmp->data;
if (g_strcasecmp(name, rec->name) == 0)
return rec;
}
return NULL;
}
CHANNEL_REC *channel_find(SERVER_REC *server, const char *name)
{
g_return_val_if_fail(server == NULL || IS_SERVER(server), NULL);
g_return_val_if_fail(name != NULL, NULL);
if (server != NULL)
return channel_find_server(server, name);
/* find from any server */
return gslist_foreach_find(servers,
(FOREACH_FIND_FUNC) channel_find_server,
(void *) name);
}
static CHANNEL_REC *channel_find_servers(GSList *servers, const char *name)
{
return gslist_foreach_find(servers,
(FOREACH_FIND_FUNC) channel_find_server,
(void *) name);
}
static GSList *servers_find_chatnet_except(SERVER_REC *server)
{
GSList *tmp, *list;
list = NULL;
for (tmp = servers; tmp != NULL; tmp = tmp->next) {
SERVER_REC *rec = tmp->data;
if (server != rec && rec->connrec->chatnet != NULL &&
strcmp(server->connrec->chatnet,
rec->connrec->chatnet) == 0) {
/* chatnets match */
list = g_slist_append(list, rec);
}
}
return list;
}
/* connected to server, autojoin to channels. */
static void event_connected(SERVER_REC *server)
{
GString *chans;
GSList *tmp, *chatnet_servers;
g_return_if_fail(SERVER(server));
if (server->connrec->reconnection ||
server->connrec->no_autojoin_channels)
return;
/* get list of servers in same chat network */
chatnet_servers = server->connrec->chatnet == NULL ? NULL:
servers_find_chatnet_except(server);
/* join to the channels marked with autojoin in setup */
chans = g_string_new(NULL);
for (tmp = setupchannels; tmp != NULL; tmp = tmp->next) {
CHANNEL_SETUP_REC *rec = tmp->data;
if (!rec->autojoin ||
!channel_chatnet_match(rec->chatnet,
server->connrec->chatnet))
continue;
/* check that we haven't already joined this channel in
same chat network connection.. */
if (channel_find_servers(chatnet_servers, rec->name) == NULL)
g_string_sprintfa(chans, "%s,", rec->name);
}
g_slist_free(chatnet_servers);
if (chans->len > 0) {
g_string_truncate(chans, chans->len-1);
server->channels_join(server, chans->str, TRUE);
}
g_string_free(chans, TRUE);
}
static int match_nick_flags(SERVER_REC *server, NICK_REC *nick, char flag)
{
const char *flags = server->get_nick_flags();
return strchr(flags, flag) == NULL ||
(flag == flags[0] && nick->op) ||
(flag == flags[1] && (nick->voice || nick->halfop ||
nick->op)) ||
(flag == flags[2] && (nick->halfop || nick->op));
}
/* Send the auto send command to channel */
void channel_send_autocommands(CHANNEL_REC *channel)
{
CHANNEL_SETUP_REC *rec;
NICK_REC *nick;
char **bots, **bot;
g_return_if_fail(IS_CHANNEL(channel));
if (channel->session_rejoin)
return;
rec = channel_setup_find(channel->name, channel->server->connrec->chatnet);
if (rec == NULL || rec->autosendcmd == NULL || !*rec->autosendcmd)
return;
if (rec->botmasks == NULL || !*rec->botmasks) {
/* just send the command. */
eval_special_string(rec->autosendcmd, "", channel->server, channel);
return;
}
/* find first available bot.. */
bots = g_strsplit(rec->botmasks, " ", -1);
for (bot = bots; *bot != NULL; bot++) {
const char *botnick = *bot;
if (*botnick == '\0')
continue;
nick = nicklist_find_mask(channel,
channel->server->isnickflag(*botnick) ?
botnick+1 : botnick);
if (nick != NULL &&
match_nick_flags(channel->server, nick, *botnick)) {
eval_special_string(rec->autosendcmd, nick->nick,
channel->server, channel);
break;
}
}
g_strfreev(bots);
}
void channels_init(void)
{
channels_setup_init();
signal_add("event connected", (SIGNAL_FUNC) event_connected);
}
void channels_deinit(void)
{
channels_setup_deinit();
signal_remove("event connected", (SIGNAL_FUNC) event_connected);
}
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