1 /* event_neonserv_join.c - NeonServ v5.4
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 struct neonserv_event_join_cache {
19 struct ClientSocket *client;
20 struct ChanUser *chanuser;
24 static USERAUTH_CALLBACK(neonserv_event_join_nick_lookup);
25 static void neonserv_event_join_async1(struct ClientSocket *client, struct ChanUser *chanuser, int was_registering);
26 static TIMEQ_CALLBACK(neonserv_event_join_dynlimit);
28 static void neonserv_event_join(struct ChanUser *chanuser) {
29 struct UserNode *user = chanuser->user;
30 struct ClientSocket *client = getBotForChannel(chanuser->chan);
31 if(!client) return; //we can't "see" this event
32 if(chanuser->user == client->user) {
33 requestOp(client->user, chanuser->chan);
34 module_neonbackup_recover_chan(chanuser->chan);
37 if(chanuser->user->flags & USERFLAG_ISBOT) return;
38 loadChannelSettings(chanuser->chan);
39 if(!(chanuser->chan->flags & CHANFLAG_CHAN_REGISTERED)) return;
41 char usermask[NICKLEN+USERLEN+HOSTLEN+3];
42 sprintf(usermask, "%s!%s@%s", user->nick, user->ident, user->host);
43 if((ban = getBanAffectingMask(chanuser->chan, usermask)) != NULL && !(user->flags & (USERFLAG_ISBOT | USERFLAG_ISIRCOP))) {
46 printf_mysql_query("SELECT `ban_reason`, `user_user` FROM `bans` LEFT JOIN `users` ON `ban_owner` = `user_id` WHERE `ban_channel` = '%d' AND `ban_mask` = '%s'", chanuser->chan->channel_id, escape_string(ban));
48 if ((row = mysql_fetch_row(res)) != NULL) {
49 putsock(client, "MODE %s +b %s", chanuser->chan->name, ban);
50 putsock(client, "KICK %s %s :(%s) %s", chanuser->chan->name, chanuser->user->nick, (row[1] ? row[1] : client->user->nick), row[0]);
54 if(!(user->flags & USERFLAG_ISAUTHED)) {
55 struct neonserv_event_join_cache *cache = malloc(sizeof(*cache));
57 perror("malloc() failed");
60 cache->client = client;
61 cache->chanuser = chanuser;
62 cache->was_registering = (user->flags & USERFLAG_WAS_REGISTRING);
63 get_userauth(user, module_id, neonserv_event_join_nick_lookup, cache);
65 neonserv_event_join_async1(client, chanuser, (user->flags & USERFLAG_WAS_REGISTRING));
68 static USERAUTH_CALLBACK(neonserv_event_join_nick_lookup) {
69 struct neonserv_event_join_cache *cache = data;
71 neonserv_event_join_async1(cache->client, cache->chanuser, cache->was_registering);
76 static void neonserv_event_join_async1(struct ClientSocket *client, struct ChanUser *chanuser, int was_registering) {
77 struct ClientSocket *textclient = ((client->flags & SOCKET_FLAG_PREFERRED) ? client : get_prefered_bot(client->botid));
78 struct ChanNode *chan = chanuser->chan;
79 struct UserNode *user = chanuser->user;
80 struct ModeBuffer *modeBuf;
81 int with_halfops = get_int_field("General.have_halfop");
83 MYSQL_ROW row, chanuserrow, defaultrow = NULL;
84 printf_mysql_query("SELECT `channel_maxusers`, `channel_greeting`, `channel_usergreeting`, `channel_getop`, `channel_getvoice`, `channel_userinfo`, `channel_dynlimit`, `channel_gethalfop` FROM `channels` WHERE `channel_id` = '%d'", chan->channel_id);
86 if ((row = mysql_fetch_row(res)) == NULL) return;
87 if(!row[3] || !row[4] || !row[5] || (!row[7] && with_halfops)) {
88 printf_mysql_query("SELECT `channel_getop`, `channel_getvoice`, `channel_userinfo`, `channel_gethalfop` FROM `channels` WHERE `channel_name` = 'defaults'");
90 defaultrow = mysql_fetch_row(res);
92 if(chan->usercount > atoi(row[0])) {
94 printf_mysql_query("UPDATE `channels` SET `channel_maxusers` = '%d' WHERE `channel_id` = '%d'", chan->usercount, chan->channel_id);
96 if((user->flags & USERFLAG_ISAUTHED)) {
97 printf_mysql_query("SELECT `chanuser_access`, `chanuser_flags`, `chanuser_infoline`, `chanuser_seen`, `chanuser_id` FROM `chanusers` LEFT JOIN `users` ON `chanuser_uid` = `user_id` WHERE `chanuser_cid` = '%d' AND `user_user` = '%s'", chan->channel_id, escape_string(user->auth));
99 chanuserrow = mysql_fetch_row(res);
103 printf_mysql_query("UPDATE `channels` SET `channel_lastvisit` = UNIX_TIMESTAMP() WHERE `channel_id` = '%d'", chan->channel_id);
104 int userflags = (chanuserrow ? atoi(chanuserrow[1]) : 0);
105 int uaccess = ((chanuserrow && !(userflags & DB_CHANUSER_SUSPENDED)) ? atoi(chanuserrow[0]) : 0);
107 char greeting[MAXLEN];
109 char *a, *b = (chanuserrow && *row[2] ? row[2] : row[1]);
114 greetingPos += sprintf(greeting + greetingPos, "%s", b);
121 greetingPos += sprintf(greeting + greetingPos, "%d", uaccess);
124 greetingPos += sprintf(greeting + greetingPos, "%s", client->user->nick);
127 greetingPos += sprintf(greeting + greetingPos, "%s", user->nick);
130 greetingPos += sprintf(greeting + greetingPos, "%s@%s", user->ident, user->host);
133 greetingPos += sprintf(greeting + greetingPos, "%s", ((user->flags & USERFLAG_ISAUTHED) ? user->auth : "*"));
136 greeting[greetingPos++] = '$';
137 greeting[greetingPos++] = a[1];
143 if(greetingPos && (!was_registering || *row[2]))
144 reply(textclient, user, "[%s] %s", chan->name, greeting);
146 if(!(userflags & DB_CHANUSER_NOAUTOOP)) {
147 int getop = atoi((row[3] ? row[3] : defaultrow[0]));
148 int gethalfop = (with_halfops ? atoi((row[7] ? row[7] : defaultrow[3])) : 0);
149 int getvoice = atoi((row[4] ? row[4] : defaultrow[1]));
150 modeBuf = initModeBuffer(client, chan);
151 if(uaccess >= getop && uaccess != 0) { //we disallow auto op for all users
152 modeBufferOp(modeBuf, user->nick);
153 } else if(with_halfops && uaccess >= gethalfop) {
154 modeBufferHalfop(modeBuf, user->nick);
155 } else if(uaccess >= getvoice) {
156 modeBufferVoice(modeBuf, user->nick);
158 freeModeBuffer(modeBuf);
161 int userinfoaccess = atoi((row[5] ? row[5] : defaultrow[2]));
162 if(chanuserrow && strcmp(chanuserrow[2], "") && uaccess > userinfoaccess) {
163 if(!strcmp(chanuserrow[3], "0") || time(0) - atol(chanuserrow[3]) >= 30) {
164 putsock(client, "PRIVMSG %s :[%s] %s", chan->name, user->nick, chanuserrow[2]);
169 printf_mysql_query("UPDATE `chanusers` SET `chanuser_seen` = UNIX_TIMESTAMP() WHERE `chanuser_id` = '%s'", chanuserrow[4]);
172 if(row[6] && strcmp(row[6], "0")) {
173 char nameBuf[CHANNELLEN + 10];
174 sprintf(nameBuf, "dynlimit_%s", chan->name);
175 if(!timeq_name_exists(nameBuf)) {
176 //neonserv_event_join_dynlimit
177 timeq_add_name(nameBuf, 30, module_id, neonserv_event_join_dynlimit, strdup(chan->name));
181 if((user->flags & USERFLAG_ISAUTHED) && (!chanuserrow || !strcmp(chanuserrow[3], "0") || time(0) - atol(chanuserrow[3]) >= 30)) {
182 //check if it's the first channel, the user is seen by the bot (IMPORTANT: ignore other bot's channel!)
185 struct ChanUser *cchanuser, *bchanuser;
186 struct ClientSocket *bot;
187 for(cchanuser = getUserChannels(user, NULL); cchanuser; cchanuser = getUserChannels(user, cchanuser)) {
188 if(chanuser == cchanuser) continue; //ignore this one ;)
189 //check if this bot is in the specific channel
191 for(bchanuser = getChannelUsers(cchanuser->chan, NULL); bchanuser; bchanuser = getChannelUsers(cchanuser->chan, bchanuser)) {
192 if(bchanuser->user->flags & USERFLAG_ISBOT) {
194 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
195 if(bot->user == bchanuser->user) {
196 if(bot->botid == client->botid)
201 if(bot_in_chan) break;
204 if(!bot_in_chan) continue;
211 printf_mysql_query("SELECT `chanuser_access`, `chanuser_flags`, `channel_name`, `channel_getinvite` FROM `chanusers` LEFT JOIN `channels` ON `chanuser_cid` = `channel_id` LEFT JOIN `users` ON `chanuser_uid` = `user_id` WHERE `user_user` = '%s' AND `chanuser_flags` >= '%d'", escape_string(user->auth), DB_CHANUSER_AUTOINVITE);
214 while((chanuserrow = mysql_fetch_row(res)) != NULL) {
215 userflags = atoi(chanuserrow[1]);
216 if(!(userflags & DB_CHANUSER_AUTOINVITE)) continue;
217 if(!(chan = getChanByName(chanuserrow[2]))) continue; //no bot is in the channel
218 if((bchanuser = getChanUser(client->user, chan)) && (bchanuser->flags & CHANUSERFLAG_OPPED))
221 bot = getBotForChannel(chan);
223 if(chanuserrow[3] == NULL && defaultrow == NULL) {
224 printf_mysql_query("SELECT `channel_getinvite` FROM `channels` WHERE `channel_name` = 'defaults'");
226 defaultrow = mysql_fetch_row(res);
228 getinvite = atoi((chanuserrow[3] ? chanuserrow[3] : defaultrow[0]));
229 if(atoi(chanuserrow[0]) >= getinvite) {
230 putsock(bot, "INVITE %s %s", user->nick, chan->name);
237 static TIMEQ_CALLBACK(neonserv_event_join_dynlimit) {
238 char *chanName = data;
239 struct ChanNode *chan = getChanByName(chanName);
242 struct ClientSocket *client = getBotForChannel(chan);
244 loadChannelSettings(chan);
245 if(!(chan->flags & CHANFLAG_CHAN_REGISTERED)) return;
248 printf_mysql_query("SELECT `channel_dynlimit` FROM `channels` WHERE `channel_id` = '%d'", chan->channel_id);
250 if ((row = mysql_fetch_row(res)) == NULL) return;
251 if(row[0] && strcmp(row[0], "0")) {
252 putsock(client, "MODE %s +l %d", chan->name, chan->usercount + atoi(row[0]));