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/*
massjoin.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.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "module.h"
#include "signals.h"
#include "settings.h"
#include "irc-servers.h"
#include "irc-channels.h"
#include "irc-nicklist.h"
static int massjoin_tag;
static int massjoin_max_joins;
/* Massjoin support - really useful when trying to do things (like op/deop)
to people after netjoins. It sends
"massjoin #channel nick!user@host nick2!user@host ..." signals */
static void event_join(IRC_SERVER_REC *server, const char *data,
const char *nick, const char *address)
{
char *params, *channel, *ptr;
IRC_CHANNEL_REC *chanrec;
NICK_REC *nickrec;
GSList *nicks, *tmp;
g_return_if_fail(data != NULL);
if (g_strcasecmp(nick, server->nick) == 0) {
/* You joined, no need to do anything here */
return;
}
params = event_get_params(data, 1, &channel);
ptr = strchr(channel, 7); /* ^G does something weird.. */
if (ptr != NULL) *ptr = '\0';
/* find channel */
chanrec = irc_channel_find(server, channel);
g_free(params);
if (chanrec == NULL) return;
/* check that the nick isn't already in nicklist. seems to happen
sometimes (server desyncs or something?) */
nickrec = nicklist_find(CHANNEL(chanrec), nick);
if (nickrec != NULL) {
/* destroy the old record */
nicklist_remove(CHANNEL(chanrec), nickrec);
}
/* add user to nicklist */
nickrec = irc_nicklist_insert(chanrec, nick, FALSE, FALSE, FALSE, TRUE);
nicklist_set_host(CHANNEL(chanrec), nickrec, address);
if (chanrec->massjoins == 0) {
/* no nicks waiting in massjoin queue */
chanrec->massjoin_start = time(NULL);
chanrec->last_massjoins = 0;
}
if (nickrec->realname == NULL) {
/* Check if user is already in some other channel,
get the realname and other stuff from there */
nicks = nicklist_get_same(SERVER(server), nick);
for (tmp = nicks; tmp != NULL; tmp = tmp->next->next) {
NICK_REC *rec = tmp->next->data;
if (rec->realname != NULL) {
nickrec->last_check = rec->last_check;
nickrec->realname = g_strdup(rec->realname);
nickrec->gone = rec->gone;
break;
}
}
g_slist_free(nicks);
}
chanrec->massjoins++;
}
static void event_part(IRC_SERVER_REC *server, const char *data,
const char *nick, const char *addr)
{
char *params, *channel, *reason;
IRC_CHANNEL_REC *chanrec;
NICK_REC *nickrec;
g_return_if_fail(data != NULL);
if (g_strcasecmp(nick, server->nick) == 0) {
/* you left channel, no need to do anything here */
return;
}
params = event_get_params(data, 2, &channel, &reason);
/* find channel */
chanrec = irc_channel_find(server, channel);
if (chanrec == NULL) {
g_free(params);
return;
}
/* remove user from nicklist */
nickrec = nicklist_find(CHANNEL(chanrec), nick);
if (nickrec != NULL) {
if (nickrec->send_massjoin) {
/* quick join/part after which it's useless to send
nick in massjoin */
chanrec->massjoins--;
}
nicklist_remove(CHANNEL(chanrec), nickrec);
}
g_free(params);
}
static void event_quit(IRC_SERVER_REC *server, const char *data,
const char *nick)
{
IRC_CHANNEL_REC *channel;
NICK_REC *nickrec;
GSList *nicks, *tmp;
g_return_if_fail(data != NULL);
if (g_strcasecmp(nick, server->nick) == 0) {
/* you quit, don't do anything here */
return;
}
/* Remove nick from all channels */
nicks = nicklist_get_same(SERVER(server), nick);
for (tmp = nicks; tmp != NULL; tmp = tmp->next->next) {
channel = tmp->data;
nickrec = tmp->next->data;
if (nickrec->send_massjoin) {
/* quick join/quit after which it's useless to
send nick in massjoin */
channel->massjoins--;
}
nicklist_remove(CHANNEL(channel), nickrec);
}
g_slist_free(nicks);
}
static void event_kick(IRC_SERVER_REC *server, const char *data)
{
char *params, *channel, *nick, *reason;
IRC_CHANNEL_REC *chanrec;
NICK_REC *nickrec;
g_return_if_fail(data != NULL);
params = event_get_params(data, 3, &channel, &nick, &reason);
if (g_strcasecmp(nick, server->nick) == 0) {
/* you were kicked, no need to do anything */
g_free(params);
return;
}
/* Remove user from nicklist */
chanrec = irc_channel_find(server, channel);
nickrec = chanrec == NULL ? NULL :
nicklist_find(CHANNEL(chanrec), nick);
if (chanrec != NULL && nickrec != NULL) {
if (nickrec->send_massjoin) {
/* quick join/kick after which it's useless to
send nick in massjoin */
chanrec->massjoins--;
}
nicklist_remove(CHANNEL(chanrec), nickrec);
}
g_free(params);
}
static void massjoin_send_hash(gpointer key, NICK_REC *nick, GSList **list)
{
if (nick->send_massjoin) {
nick->send_massjoin = FALSE;
*list = g_slist_append(*list, nick);
}
}
/* Send channel's massjoin list signal */
static void massjoin_send(IRC_CHANNEL_REC *channel)
{
GSList *list;
list = NULL;
g_hash_table_foreach(channel->nicks, (GHFunc) massjoin_send_hash, &list);
channel->massjoins = 0;
signal_emit("massjoin", 2, channel, list);
g_slist_free(list);
}
static void server_check_massjoins(IRC_SERVER_REC *server, time_t max)
{
GSList *tmp;
/*
1) First time always save massjoin count to last_massjoins
2) Next time check if there's been less than massjoin_max_joins
(yes, the name is misleading..) joins since previous check.
yes) send a massjoin signal and reset last_massjoin count
no) unless we've waited for massjoin_max_wait seconds already,
goto 2.
So, with single joins the massjoin signal is sent 1-2 seconds after
the join.
*/
/* Scan all channels through for massjoins */
for (tmp = server->channels; tmp != NULL; tmp = tmp->next) {
IRC_CHANNEL_REC *rec = tmp->data;
if (!IS_IRC_CHANNEL(rec) || rec->massjoins <= 0)
continue;
if (rec->massjoin_start < max || /* We've waited long enough */
(rec->last_massjoins > 0 &&
rec->massjoins-massjoin_max_joins < rec->last_massjoins)) { /* Less than x joins since last check */
/* send them */
massjoin_send(rec);
} else {
/* Wait for some more.. */
rec->last_massjoins = rec->massjoins;
}
}
}
static int sig_massjoin_timeout(void)
{
GSList *tmp;
time_t max;
max = time(NULL)-settings_get_int("massjoin_max_wait");
for (tmp = servers; tmp != NULL; tmp = tmp->next) {
IRC_SERVER_REC *server = tmp->data;
if (IS_IRC_SERVER(server))
server_check_massjoins(server, max);
}
return 1;
}
static void read_settings(void)
{
massjoin_max_joins = settings_get_int("massjoin_max_joins");
}
void massjoin_init(void)
{
settings_add_int("misc", "massjoin_max_wait", 5000);
settings_add_int("misc", "massjoin_max_joins", 3);
massjoin_tag = g_timeout_add(1000, (GSourceFunc) sig_massjoin_timeout, NULL);
read_settings();
signal_add_first("event join", (SIGNAL_FUNC) event_join);
signal_add("event part", (SIGNAL_FUNC) event_part);
signal_add("event kick", (SIGNAL_FUNC) event_kick);
signal_add("event quit", (SIGNAL_FUNC) event_quit);
signal_add("setup changed", (SIGNAL_FUNC) read_settings);
}
void massjoin_deinit(void)
{
g_source_remove(massjoin_tag);
signal_remove("event join", (SIGNAL_FUNC) event_join);
signal_remove("event part", (SIGNAL_FUNC) event_part);
signal_remove("event kick", (SIGNAL_FUNC) event_kick);
signal_remove("event quit", (SIGNAL_FUNC) event_quit);
signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
}
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