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/*
autoignore.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 "modules.h"
#include "signals.h"
#include "commands.h"
#include "levels.h"
#include "misc.h"
#include "settings.h"
#include "irc-server.h"
#include "ignore.h"
#include "autoignore.h"
/* How often to check if there's anyone to be unignored in autoignore list */
#define AUTOIGNORE_TIMECHECK 10000
static int ignore_tag;
GSList *server_autoignores(IRC_SERVER_REC *server)
{
MODULE_SERVER_REC *rec;
g_return_val_if_fail(server != NULL, NULL);
rec = MODULE_DATA(server);
return rec->ignorelist;
}
static void autoignore_remove_rec(IRC_SERVER_REC *server, AUTOIGNORE_REC *rec)
{
MODULE_SERVER_REC *mserver;
g_return_if_fail(server != NULL);
g_return_if_fail(rec != NULL);
signal_emit("autoignore remove", 2, server, rec);
g_free(rec->nick);
g_free(rec);
mserver = MODULE_DATA(server);
mserver->ignorelist = g_slist_remove(mserver->ignorelist, rec);
}
static AUTOIGNORE_REC *autoignore_find(IRC_SERVER_REC *server, const char *mask)
{
MODULE_SERVER_REC *mserver;
GSList *tmp;
g_return_val_if_fail(server != NULL, NULL);
g_return_val_if_fail(mask != NULL, NULL);
mserver = MODULE_DATA(server);
for (tmp = mserver->ignorelist; tmp != NULL; tmp = tmp->next) {
AUTOIGNORE_REC *rec = tmp->data;
if (g_strcasecmp(rec->nick, mask) == 0)
return rec;
}
return NULL;
}
/* timeout function: unignore old ignores.. */
static void autoignore_timeout_server(IRC_SERVER_REC *server)
{
MODULE_SERVER_REC *mserver;
GSList *tmp, *next;
time_t t;
g_return_if_fail(server != NULL);
mserver = MODULE_DATA(server);
t = time(NULL);
t -= mserver->ignore_lastcheck;
for (tmp = mserver->ignorelist; tmp != NULL; tmp = next) {
AUTOIGNORE_REC *rec = tmp->data;
next = tmp->next;
if (rec->timeleft > t)
rec->timeleft -= t;
else
autoignore_remove_rec(server, rec);
}
mserver->ignore_lastcheck = time(NULL);
}
static int autoignore_timeout(void)
{
g_slist_foreach(servers, (GFunc) autoignore_timeout_server, NULL);
return 1;
}
static void autoignore_init_server(IRC_SERVER_REC *server)
{
MODULE_SERVER_REC *mserver;
g_return_if_fail(server != NULL);
mserver = MODULE_DATA(server);
mserver->ignorelist = NULL;
mserver->ignore_lastcheck = time(NULL)-AUTOIGNORE_TIMECHECK;
}
static void autoignore_deinit_server(IRC_SERVER_REC *server)
{
MODULE_SERVER_REC *mserver;
g_return_if_fail(server != NULL);
mserver = MODULE_DATA(server);
while (mserver->ignorelist != NULL)
autoignore_remove_rec(server, (AUTOIGNORE_REC *) mserver->ignorelist->data);
}
IGNORE_REC *ignore_find_server(IRC_SERVER_REC *server, const char *mask)
{
GSList *tmp;
for (tmp = ignores; tmp != NULL; tmp = tmp->next) {
IGNORE_REC *rec = tmp->data;
if (rec->servertag != NULL &&
g_strcasecmp(rec->mask, mask) == 0 &&
g_strcasecmp(rec->servertag, server->tag) == 0)
return rec;
}
return NULL;
}
void autoignore_add(IRC_SERVER_REC *server, const char *nick, int level)
{
MODULE_SERVER_REC *mserver;
AUTOIGNORE_REC *rec;
IGNORE_REC *irec;
int igtime;
g_return_if_fail(server != NULL);
g_return_if_fail(nick != NULL);
if (level == 0) return;
igtime = settings_get_int("autoignore_time");
if (igtime <= 0) return;
irec = ignore_find_server(server, nick);
if (irec == NULL) {
irec = g_new0(IGNORE_REC, 1);
irec->servertag = g_strdup(server->tag);
irec->mask = g_strdup(nick);
irec->level = level;
ignore_add_rec(irec);
} else {
irec->level |= level;
ignore_update_rec(irec);
}
rec = autoignore_find(server, nick);
if (rec != NULL) {
/* already being ignored */
rec->timeleft = igtime;
return;
}
rec = g_new(AUTOIGNORE_REC, 1);
rec->nick = g_strdup(nick);
rec->timeleft = igtime;
rec->level = level;
mserver = MODULE_DATA(server);
mserver->ignorelist = g_slist_append(mserver->ignorelist, rec);
signal_emit("autoignore new", 2, server, rec);
}
int autoignore_remove(IRC_SERVER_REC *server, const char *mask, int level)
{
AUTOIGNORE_REC *rec;
IGNORE_REC *irec;
g_return_val_if_fail(server != NULL, FALSE);
g_return_val_if_fail(mask != NULL, FALSE);
irec = ignore_find_server(server, mask);
if (irec != NULL) {
irec->level &= ~level;
ignore_update_rec(irec);
}
rec = autoignore_find(server, mask);
if (rec != NULL && (level & rec->level)) {
rec->level &= ~level;
if (rec->level == 0) autoignore_remove_rec(server, rec);
return TRUE;
}
return FALSE;
}
static void sig_flood(IRC_SERVER_REC *server, const char *nick, const char *host, gpointer levelp)
{
int level, check_level;
level = GPOINTER_TO_INT(levelp);
check_level = level2bits(settings_get_str("autoignore_levels"));
if (level & check_level)
autoignore_add(server, nick, level);
}
static void autoignore_remove_level(const char *nick, int level)
{
AUTOIGNORE_REC *rec;
GSList *tmp;
g_return_if_fail(nick != NULL);
for (tmp = servers; tmp != NULL; tmp = tmp->next) {
IRC_SERVER_REC *server = tmp->data;
rec = autoignore_find(server, nick);
if (rec != NULL && (rec->level & level)) {
rec->level &= ~level;
if (rec->level == 0) autoignore_remove_rec(server, rec);
}
}
}
static void sig_ignore_destroyed(IGNORE_REC *ignore)
{
if (ignore->mask != NULL)
autoignore_remove_level(ignore->mask, MSGLEVEL_ALL);
}
static void sig_ignore_changed(IGNORE_REC *ignore)
{
if (ignore->mask != NULL)
autoignore_remove_level(ignore->mask, ~ignore->level);
}
void autoignore_init(void)
{
settings_add_int("flood", "autoignore_time", 300);
settings_add_str("flood", "autoignore_levels", "");
ignore_tag = g_timeout_add(AUTOIGNORE_TIMECHECK, (GSourceFunc) autoignore_timeout, NULL);
signal_add("server connected", (SIGNAL_FUNC) autoignore_init_server);
signal_add("server disconnected", (SIGNAL_FUNC) autoignore_deinit_server);
signal_add("flood", (SIGNAL_FUNC) sig_flood);
signal_add("ignore destroyed", (SIGNAL_FUNC) sig_ignore_destroyed);
signal_add("ignore changed", (SIGNAL_FUNC) sig_ignore_changed);
}
void autoignore_deinit(void)
{
g_source_remove(ignore_tag);
signal_remove("server connected", (SIGNAL_FUNC) autoignore_init_server);
signal_remove("server disconnected", (SIGNAL_FUNC) autoignore_deinit_server);
signal_remove("flood", (SIGNAL_FUNC) sig_flood);
signal_remove("ignore destroyed", (SIGNAL_FUNC) sig_ignore_destroyed);
signal_remove("ignore changed", (SIGNAL_FUNC) sig_ignore_changed);
}
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