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++) {
74 static void neonserv_event_mode_async1(struct ClientSocket *client, struct UserNode *user, struct ChanNode *chan, char *modes, char **argv, int argc) {
75 struct ClientSocket *textclient = ((client->flags & SOCKET_FLAG_PREFERRED) ? client : get_prefered_bot(client->botid));
76 botwar_detect_executed = 0;
77 MYSQL_ROW row, defaults = NULL;
78 int i, arg, add = 1, skip = 0;
79 unsigned int modetype;
80 int db_canop, db_canhalfop, db_canvoice, db_canban, db_enfmodes, db_getop, db_gethalfop, db_getvoice;
81 struct ModeNode *modelock = createModeNode(NULL);
82 struct ModeBuffer *modeBuf;
83 struct UserNode *cuser;
84 struct ChanUser *chanuser;
85 int with_halfops = get_int_field("General.have_halfop");
86 modeBuf = initModeBuffer(client, chan);
87 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);
88 row = mysql_fetch_row(mysql_use());
89 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)) {
90 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'");
91 defaults = mysql_fetch_row(mysql_use());
93 db_canop = atoi((row[0] ? row[0] : defaults[0]));
94 db_canvoice = atoi((row[1] ? row[1] : defaults[1]));
95 db_canban = atoi((row[2] ? row[2] : defaults[2]));
96 db_enfmodes = atoi((row[3] ? row[3] : defaults[3]));
97 db_getop = atoi((row[5] ? row[5] : defaults[5]));
98 db_getvoice = atoi((row[6] ? row[6] : defaults[6]));
99 db_gethalfop = (with_halfops ? atoi((row[7] ? row[7] : defaults[7])) : 0);
100 db_canhalfop = (with_halfops ? atoi((row[8] ? row[8] : defaults[8])) : 0);
102 parseModeString(modelock, row[4]);
104 parseModeString(modelock, defaults[4]);
105 int uaccess = getChannelAccess(user, chan);
108 int sent_modes_locked = 0;
112 for(i = 0; i < strlen(modes); i++) {
127 cuser = searchUserByNick(carg);
129 break; //internal Bot error - this should never happen
131 caccess = getChannelAccess(cuser, chan);
132 if(modes[i] == 'o' && !add && cuser == client->user) {
133 //someone deopped the bot???
134 requestOp(client->user, chan);
136 if((modes[i] == 'o' || (modes[i] == 'h' && !with_halfops)) && !(add && isBot(cuser))) {
137 if(uaccess < db_canop) {
138 reply(textclient, user, "NS_MODE_ENFOPS", chan->name);
140 if(uaccess < db_getop)
143 if(db_canop == -1 && caccess < db_getop) {
144 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
145 modeBufferSet(modeBuf, !add, modes[i], carg);
148 } else if(modes[i] == 'h' && with_halfops && !(add && isBot(cuser))) {
149 if(uaccess < db_canhalfop) {
150 reply(textclient, user, "NS_MODE_ENFOPS", chan->name);
152 if(uaccess < db_gethalfop)
155 if(db_canhalfop == -1 && caccess < db_gethalfop) {
156 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
157 modeBufferSet(modeBuf, !add, modes[i], carg);
160 } else if(modes[i] == 'v' && !(add && isBot(cuser))) {
161 if(uaccess < db_canvoice) {
162 reply(textclient, user, "NS_MODE_ENFVOICE", chan->name);
164 if(uaccess < db_getop)
167 if(db_canvoice == -1 && caccess < db_getvoice) {
168 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
169 modeBufferSet(modeBuf, !add, modes[i], carg);
176 //don't send this - just try to reop
177 //reply(textclient, user, "NS_SERVICE_IMMUNE", cuser->nick);
178 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
179 modeBufferSet(modeBuf, !add, modes[i], carg);
182 if(isUserProtected(chan, cuser, user)) {
183 reply(textclient, user, "NS_USER_PROTECTED", cuser->nick);
184 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
185 modeBufferSet(modeBuf, !add, modes[i], carg);
186 if(uaccess < db_getop)
197 if(uaccess < db_canban) {
198 reply(textclient, user, "NS_MODE_CANBAN", chan->name);
201 if(db_canban == -1) {
202 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
203 modeBufferSet(modeBuf, !add, modes[i], carg);
204 if(uaccess < db_getop)
208 char hostmask_buffer[NICKLEN+USERLEN+HOSTLEN+3];
209 char usermask[NICKLEN+USERLEN+HOSTLEN+3];
211 carg = make_banmask(carg, hostmask_buffer);
213 for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
214 cuser = chanuser->user;
215 sprintf(usermask, "%s!%s@%s", cuser->nick, cuser->ident, cuser->host);
216 if(!match(carg, usermask)) {
217 if(isUserProtected(chan, cuser, user)) {
218 reply(textclient, user, "NS_USER_PROTECTED", cuser->nick);
225 if(match_count > 4 && (match_count * 3) > chan->usercount) {
226 reply(textclient, user, "NS_LAME_MASK_WARNING", carg, match_count);
230 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
231 modeBufferSet(modeBuf, !add, modes[i], carg);
232 if(uaccess < db_getop)
237 modetype = getModeType(modelock, modes[i]);
239 break; //unknown mode
242 if(add && (modetype & CHANNEL_MODE_TYPE) != CHANNEL_MODE_TYPE_D) {
247 if((modetype & CHANNEL_MODE_VALUE) == CHANNEL_MODE_VALUE_STRING && isModeSet(modelock, modes[i])) {
248 char *modelock_val = getModeValue(modelock, modes[i]);
249 if(stricmp(carg, modelock_val) && uaccess < db_enfmodes && !isGodMode(user)) {
250 if(!sent_modes_locked) {
251 getFullModeString(modelock, tmp);
252 reply(textclient, user, "NS_MODE_LOCKED", tmp, chan->name);
253 sent_modes_locked = 1;
254 if(uaccess < db_getop)
257 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
258 modeBufferSet(modeBuf, add, modes[i], modelock_val);
262 if((modetype & CHANNEL_MODE_VALUE) == CHANNEL_MODE_VALUE_STRING && isModeSet(modelock, modes[i])) {
263 int *modelock_val = getModeValue(modelock, modes[i]);
264 if(atoi(carg) != *modelock_val && uaccess < db_enfmodes && !isGodMode(user)) {
265 if(!sent_modes_locked) {
266 getFullModeString(modelock, tmp);
267 reply(textclient, user, "NS_MODE_LOCKED", tmp, chan->name);
268 sent_modes_locked = 1;
269 if(uaccess < db_getop)
272 sprintf(tmp, "%d", *modelock_val);
273 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
274 modeBufferSet(modeBuf, add, modes[i], tmp);
278 } else if(!add && (modetype & CHANNEL_MODE_TYPE) == CHANNEL_MODE_TYPE_B) {
285 if(isModeAffected(modelock, modes[i]) && add == !isModeSet(modelock, modes[i]) && uaccess < db_enfmodes && !isGodMode(user)) {
286 if(!sent_modes_locked) {
287 getFullModeString(modelock, tmp);
288 reply(textclient, user, "NS_MODE_LOCKED", tmp, chan->name);
289 sent_modes_locked = 1;
290 if(uaccess < db_getop)
293 if(!neonserv_cmd_mode_botwar_detect(client, user, chan))
294 modeBufferSet(modeBuf, !add, modes[i], carg);
300 if(deop_user && !neonserv_cmd_mode_botwar_detect(client, user, chan)) {
301 modeBufferDeop(modeBuf, user->nick);
303 freeModeBuffer(modeBuf);
304 freeModeNode(modelock);
307 static int neonserv_cmd_mode_botwar_detect(struct ClientSocket *client, struct UserNode *user, struct ChanNode *chan) {
308 struct ChanUser *chanuser = getChanUser(user, chan);
309 if(!chanuser) return 0; //flying super cow?
310 if(time(0) - chanuser->changeTime > BOTWAR_DETECTION_TIME) {
311 chanuser->changeTime = time(0);
312 chanuser->chageEvents = 1;
314 if(!botwar_detect_executed)
315 chanuser->chageEvents++;
316 botwar_detect_executed = 1;
317 if(chanuser->chageEvents >= BOTWAR_DETECTION_EVENTS || chanuser->chageEvents < 0) {
319 chanuser->changeTime = time(0);
320 if(chanuser->chageEvents > 0) {
321 char *alertchan = get_string_field("General.alertchan");
322 putsock(client, "NOTICE @%s :%s %s", chan->name, get_language_string(user, "NS_BOTWAR_DETECTED"), (alertchan ? get_language_string(user, "NS_BOTWAR_REPORTED") : ""));
324 struct ChanNode *alertchan_chan = getChanByName(alertchan);
325 struct ClientSocket *alertclient;
326 if(alertchan_chan && (alertclient = getBotForChannel(chan)) != NULL) {
328 putsock(alertclient, "PRIVMSG %s :%s", alertchan_chan->name, build_language_string(NULL, msgBuf, "NS_BOTWAR_ALERT", chan->name, user->nick));
332 chanuser->chageEvents = -2;