1 /* event_neonserv_mode.c - NeonServ v5.3
2 * Copyright (C) 2011-2012 Philipp Kreil (pk910)
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 static USERLIST_CALLBACK(neonserv_event_mode_userlist_lookup);
19 static void neonserv_event_mode_async1(struct ClientSocket *client, struct UserNode *user, struct ChanNode *chan, char *modes, char **argv, int argc);
20 static int neonserv_cmd_mode_botwar_detect(struct ClientSocket *client, struct UserNode *user, struct ChanNode *chan);
22 static int botwar_detect_executed;
24 struct neonserv_event_mode_cache {
25 struct ClientSocket *client;
26 struct UserNode *user;
32 static void neonserv_event_mode(struct UserNode *user, struct ChanNode *chan, char *modes, char **argv, int argc) {
33 struct ClientSocket *client = getBotForChannel(chan);
34 if(!client) return; //we can't "see" this event
35 if(isNetworkService(user)) return;
36 loadChannelSettings(chan);
37 if(!(chan->flags & CHANFLAG_CHAN_REGISTERED)) return;
38 struct neonserv_event_mode_cache *cache = malloc(sizeof(*cache));
39 char **temp_argv = NULL;
41 temp_argv = malloc(argc*sizeof(*temp_argv));
42 if (!cache || (argc && !temp_argv)) {
43 perror("malloc() failed");
48 for(i = 0; i < argc; i++) {
49 temp_argv[i] = strdup(argv[i]);
52 cache->client = client;
54 cache->modes = strdup(modes);
55 cache->argv = temp_argv;
57 get_userlist_with_invisible(chan, neonserv_event_mode_userlist_lookup, cache);
60 static USERLIST_CALLBACK(neonserv_event_mode_userlist_lookup) {
61 struct neonserv_event_mode_cache *cache = data;
62 neonserv_event_mode_async1(cache->client, cache->user, chan, cache->modes, cache->argv, cache->argc);
65 for(i = 0; i < cache->argc; i++) {
73 static void neonserv_event_mode_async1(struct ClientSocket *client, struct UserNode *user, struct ChanNode *chan, char *modes, char **argv, int argc) {
74 struct ClientSocket *textclient = ((client->flags & SOCKET_FLAG_PREFERRED) ? client : get_prefered_bot(client->botid));
75 botwar_detect_executed = 0;
76 MYSQL_ROW row, defaults = NULL;
77 int i, arg, add = 1, skip = 0;
78 unsigned int modetype;
79 int db_canop, db_canhalfop, db_canvoice, db_canban, db_enfmodes, db_getop, db_gethalfop, db_getvoice;
80 struct ModeNode *modelock = createModeNode(NULL);
81 struct ModeBuffer *modeBuf;
82 struct UserNode *cuser;
83 struct ChanUser *chanuser;
84 int with_halfops = get_int_field("General.have_halfop");
85 modeBuf = initModeBuffer(client, chan);
86 printf_mysql_query("SELECT `channel_canop`, `channel_canvoice`, `channel_canban`, `channel_enfmodes`, `channel_modes`, `channel_getop`, `channel_getvoice`, `channel_gethalfop`, `channel_canhalfop` FROM `channels` WHERE `channel_id` = '%d'", chan->channel_id);
87 row = mysql_fetch_row(mysql_use());
88 if(row[0] == NULL || row[1] == NULL || row[2] == NULL || row[3] == NULL || row[4] == NULL || row[5] == NULL || row[6] == NULL || (row[7] == NULL && with_halfops) || (row[8] == NULL && with_halfops)) {
89 printf_mysql_query("SELECT `channel_canop`, `channel_canvoice`, `channel_canban`, `channel_enfmodes`, `channel_modes`, `channel_getop`, `channel_getvoice`, `channel_gethalfop`, `channel_canhalfop` FROM `channels` WHERE `channel_name` = 'defaults'");
90 defaults = mysql_fetch_row(mysql_use());
92 db_canop = atoi((row[0] ? row[0] : defaults[0]));
93 db_canvoice = atoi((row[1] ? row[1] : defaults[1]));
94 db_canban = atoi((row[2] ? row[2] : defaults[2]));
95 db_enfmodes = atoi((row[3] ? row[3] : defaults[3]));
96 db_getop = atoi((row[5] ? row[5] : defaults[5]));
97 db_getvoice = atoi((row[6] ? row[6] : defaults[6]));
98 db_gethalfop = (with_halfops ? atoi((row[7] ? row[7] : defaults[7])) : 0);
99 db_canhalfop = (with_halfops ? atoi((row[8] ? row[8] : defaults[8])) : 0);
101 parseModeString(modelock, row[4]);
103 parseModeString(modelock, defaults[4]);
104 int uaccess = getChannelAccess(user, chan);
107 int sent_modes_locked = 0;
111 for(i = 0; i < strlen(modes); i++) {
126 cuser = searchUserByNick(carg);
128 break; //internal Bot error - this should never happen
130 caccess = getChannelAccess(cuser, chan);
131 if(modes[i] == 'o' && !add && cuser == client->user) {
132 //someone deopped the bot???
133 requestOp(client->user, chan);
135 if((modes[i] == 'o' || (modes[i] == 'h' && !with_halfops)) && !(add && isBot(cuser))) {
136 if(uaccess < db_canop) {
137 reply(textclient, user, "NS_MODE_ENFOPS", chan->name);
139 if(uaccess < db_getop)
142 if(db_canop == -1 && caccess < db_getop) {
143 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
144 modeBufferSet(modeBuf, !add, modes[i], carg);
147 } else if(modes[i] == 'h' && with_halfops && !(add && isBot(cuser))) {
148 if(uaccess < db_canhalfop) {
149 reply(textclient, user, "NS_MODE_ENFOPS", chan->name);
151 if(uaccess < db_gethalfop)
154 if(db_canhalfop == -1 && caccess < db_gethalfop) {
155 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
156 modeBufferSet(modeBuf, !add, modes[i], carg);
159 } else if(modes[i] == 'v' && !(add && isBot(cuser))) {
160 if(uaccess < db_canvoice) {
161 reply(textclient, user, "NS_MODE_ENFVOICE", chan->name);
163 if(uaccess < db_getop)
166 if(db_canvoice == -1 && caccess < db_getvoice) {
167 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
168 modeBufferSet(modeBuf, !add, modes[i], carg);
175 //don't send this - just try to reop
176 //reply(textclient, user, "NS_SERVICE_IMMUNE", cuser->nick);
177 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
178 modeBufferSet(modeBuf, !add, modes[i], carg);
181 if(isUserProtected(chan, cuser, user)) {
182 reply(textclient, user, "NS_USER_PROTECTED", cuser->nick);
183 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
184 modeBufferSet(modeBuf, !add, modes[i], carg);
185 if(uaccess < db_getop)
196 if(uaccess < db_canban) {
197 reply(textclient, user, "NS_MODE_CANBAN", chan->name);
200 if(db_canban == -1) {
201 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
202 modeBufferSet(modeBuf, !add, modes[i], carg);
203 if(uaccess < db_getop)
207 char hostmask_buffer[NICKLEN+USERLEN+HOSTLEN+3];
208 char usermask[NICKLEN+USERLEN+HOSTLEN+3];
210 carg = make_banmask(carg, hostmask_buffer);
212 for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
213 cuser = chanuser->user;
214 sprintf(usermask, "%s!%s@%s", cuser->nick, cuser->ident, cuser->host);
215 if(!match(carg, usermask)) {
216 if(isUserProtected(chan, cuser, user)) {
217 reply(textclient, user, "NS_USER_PROTECTED", cuser->nick);
224 if(match_count > 4 && (match_count * 3) > chan->usercount) {
225 reply(textclient, user, "NS_LAME_MASK_WARNING", carg, match_count);
229 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
230 modeBufferSet(modeBuf, !add, modes[i], carg);
231 if(uaccess < db_getop)
236 modetype = getModeType(modelock, modes[i]);
238 break; //unknown mode
241 if(add && (modetype & CHANNEL_MODE_TYPE) != CHANNEL_MODE_TYPE_D) {
246 if((modetype & CHANNEL_MODE_VALUE) == CHANNEL_MODE_VALUE_STRING && isModeSet(modelock, modes[i])) {
247 char *modelock_val = getModeValue(modelock, modes[i]);
248 if(stricmp(carg, modelock_val) && uaccess < db_enfmodes && !isGodMode(user)) {
249 if(!sent_modes_locked) {
250 getFullModeString(modelock, tmp);
251 reply(textclient, user, "NS_MODE_LOCKED", tmp, chan->name);
252 sent_modes_locked = 1;
253 if(uaccess < db_getop)
256 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
257 modeBufferSet(modeBuf, add, modes[i], modelock_val);
261 if((modetype & CHANNEL_MODE_VALUE) == CHANNEL_MODE_VALUE_STRING && isModeSet(modelock, modes[i])) {
262 int *modelock_val = getModeValue(modelock, modes[i]);
263 if(atoi(carg) != *modelock_val && uaccess < db_enfmodes && !isGodMode(user)) {
264 if(!sent_modes_locked) {
265 getFullModeString(modelock, tmp);
266 reply(textclient, user, "NS_MODE_LOCKED", tmp, chan->name);
267 sent_modes_locked = 1;
268 if(uaccess < db_getop)
271 sprintf(tmp, "%d", *modelock_val);
272 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
273 modeBufferSet(modeBuf, add, modes[i], tmp);
277 } else if(!add && (modetype & CHANNEL_MODE_TYPE) == CHANNEL_MODE_TYPE_B) {
284 if(isModeAffected(modelock, modes[i]) && add == !isModeSet(modelock, modes[i]) && uaccess < db_enfmodes && !isGodMode(user)) {
285 if(!sent_modes_locked) {
286 getFullModeString(modelock, tmp);
287 reply(textclient, user, "NS_MODE_LOCKED", tmp, chan->name);
288 sent_modes_locked = 1;
289 if(uaccess < db_getop)
292 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
293 modeBufferSet(modeBuf, !add, modes[i], carg);
299 if(deop_user && !neonserv_cmd_mode_botwar_detect(client, user, chan)) {
300 modeBufferDeop(modeBuf, user->nick);
302 freeModeBuffer(modeBuf);
303 freeModeNode(modelock);
306 static int neonserv_cmd_mode_botwar_detect(struct ClientSocket *client, struct UserNode *user, struct ChanNode *chan) {
307 struct ChanUser *chanuser = getChanUser(user, chan);
308 if(!chanuser) return 0; //flying super cow?
309 if(time(0) - chanuser->changeTime > BOTWAR_DETECTION_TIME) {
310 chanuser->changeTime = time(0);
311 chanuser->chageEvents = 1;
313 if(!botwar_detect_executed)
314 chanuser->chageEvents++;
315 botwar_detect_executed = 1;
316 if(chanuser->chageEvents >= BOTWAR_DETECTION_EVENTS || chanuser->chageEvents < 0) {
318 chanuser->changeTime = time(0);
319 if(chanuser->chageEvents > 0) {
320 char *alertchan = get_string_field("General.alertchan");
321 putsock(client, "NOTICE @%s :%s %s", chan->name, get_language_string(user, "NS_BOTWAR_DETECTED"), (alertchan ? get_language_string(user, "NS_BOTWAR_REPORTED") : ""));
323 struct ChanNode *alertchan_chan = getChanByName(alertchan);
324 struct ClientSocket *alertclient;
325 if(alertchan_chan && (alertclient = getBotForChannel(chan)) != NULL) {
327 putsock(alertclient, "PRIVMSG %s :%s", alertchan_chan->name, build_language_string(NULL, msgBuf, "NS_BOTWAR_ALERT", chan->name, user->nick));
331 chanuser->chageEvents = -2;