1 /* event_neonserv_join.c - NeonServ v5.6
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;
23 static USERAUTH_CALLBACK(neonserv_event_join_nick_lookup);
24 static void neonserv_event_join_async1(struct ClientSocket *client, struct ChanUser *chanuser);
25 static TIMEQ_CALLBACK(neonserv_event_join_dynlimit);
27 static void neonserv_event_join(struct ChanUser *chanuser) {
28 struct UserNode *user = chanuser->user;
29 struct ClientSocket *client = getBotForChannel(chanuser->chan);
30 if(!client) return; //we can't "see" this event
31 if(chanuser->user == client->user) {
32 requestOp(client->user, chanuser->chan);
33 module_neonbackup_recover_chan(chanuser->chan);
36 if(chanuser->user->flags & USERFLAG_ISBOT) return;
37 loadChannelSettings(chanuser->chan);
38 if(!(chanuser->chan->flags & CHANFLAG_CHAN_REGISTERED)) return;
40 char usermask[NICKLEN+USERLEN+HOSTLEN+3];
41 sprintf(usermask, "%s!%s@%s", user->nick, user->ident, user->host);
42 if((ban = getBanAffectingMask(chanuser->chan, usermask)) != NULL && !(user->flags & (USERFLAG_ISBOT | USERFLAG_ISIRCOP))) {
45 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));
47 if ((row = mysql_fetch_row(res)) != NULL) {
48 putsock(client, "MODE %s +b %s", chanuser->chan->name, ban);
49 putsock(client, "KICK %s %s :(%s) %s", chanuser->chan->name, chanuser->user->nick, (row[1] ? row[1] : client->user->nick), row[0]);
53 if(!(user->flags & USERFLAG_ISAUTHED)) {
54 struct neonserv_event_join_cache *cache = malloc(sizeof(*cache));
56 printf_log("neonserv", LOG_ERROR, "%s:%d malloc() failed", __FILE__, __LINE__);
59 cache->client = client;
60 cache->chanuser = chanuser;
61 get_userauth(user, module_id, neonserv_event_join_nick_lookup, cache);
63 neonserv_event_join_async1(client, chanuser);
66 static USERAUTH_CALLBACK(neonserv_event_join_nick_lookup) {
67 struct neonserv_event_join_cache *cache = data;
69 neonserv_event_join_async1(cache->client, cache->chanuser);
73 static void neonserv_event_join_async1(struct ClientSocket *client, struct ChanUser *chanuser) {
74 struct ClientSocket *textclient = ((client->flags & SOCKET_FLAG_PREFERRED) ? client : get_prefered_bot(client->botid));
75 struct ChanNode *chan = chanuser->chan;
76 struct UserNode *user = chanuser->user;
77 struct ModeBuffer *modeBuf;
78 int with_halfops = get_int_field("General.have_halfop");
79 MYSQL_RES *res, *res2;
80 MYSQL_ROW row, chanuserrow, defaultrow = NULL;
81 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);
83 if ((row = mysql_fetch_row(res)) == NULL) return;
84 if(!row[3] || !row[4] || !row[5] || (!row[7] && with_halfops)) {
85 printf_mysql_query("SELECT `channel_getop`, `channel_getvoice`, `channel_userinfo`, `channel_gethalfop` FROM `channels` WHERE `channel_name` = 'defaults'");
87 defaultrow = mysql_fetch_row(res);
89 if(chan->usercount > atoi(row[0])) {
91 printf_mysql_query("UPDATE `channels` SET `channel_maxusers` = '%d' WHERE `channel_id` = '%d'", chan->usercount, chan->channel_id);
93 if((user->flags & USERFLAG_ISAUTHED)) {
94 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));
96 chanuserrow = mysql_fetch_row(res);
100 printf_mysql_query("UPDATE `channels` SET `channel_lastvisit` = UNIX_TIMESTAMP() WHERE `channel_id` = '%d'", chan->channel_id);
101 int userflags = (chanuserrow ? atoi(chanuserrow[1]) : 0);
102 int uaccess = ((chanuserrow && !(userflags & DB_CHANUSER_SUSPENDED)) ? atoi(chanuserrow[0]) : 0);
104 char greeting[MAXLEN];
106 char *a, *b = (chanuserrow && *row[2] ? row[2] : row[1]);
111 greetingPos += sprintf(greeting + greetingPos, "%s", b);
118 greetingPos += sprintf(greeting + greetingPos, "%d", uaccess);
121 greetingPos += sprintf(greeting + greetingPos, "%s", client->user->nick);
124 greetingPos += sprintf(greeting + greetingPos, "%s", user->nick);
127 greetingPos += sprintf(greeting + greetingPos, "%s@%s", user->ident, user->host);
130 greetingPos += sprintf(greeting + greetingPos, "%s", ((user->flags & USERFLAG_ISAUTHED) ? user->auth : "*"));
133 greeting[greetingPos++] = '$';
134 greeting[greetingPos++] = a[1];
140 if(greetingPos && *row[2])
141 reply(textclient, user, "[%s] %s", chan->name, greeting);
143 if(!(userflags & DB_CHANUSER_NOAUTOOP)) {
144 int getop = atoi((row[3] ? row[3] : defaultrow[0]));
145 int gethalfop = (with_halfops ? atoi((row[7] ? row[7] : defaultrow[3])) : 0);
146 int getvoice = atoi((row[4] ? row[4] : defaultrow[1]));
147 modeBuf = initModeBuffer(client, chan);
148 if(uaccess >= getop && uaccess != 0) { //we disallow auto op for all users
149 modeBufferOp(modeBuf, user->nick);
150 } else if(with_halfops && uaccess >= gethalfop) {
151 modeBufferHalfop(modeBuf, user->nick);
152 } else if(uaccess >= getvoice) {
153 modeBufferVoice(modeBuf, user->nick);
155 freeModeBuffer(modeBuf);
158 int userinfoaccess = atoi((row[5] ? row[5] : defaultrow[2]));
159 if(chanuserrow && strcmp(chanuserrow[2], "") && uaccess > userinfoaccess) {
160 if(!strcmp(chanuserrow[3], "0") || time(0) - atol(chanuserrow[3]) >= 30) {
161 putsock(client, "PRIVMSG %s :[%s] %s", chan->name, user->nick, chanuserrow[2]);
166 printf_mysql_query("UPDATE `chanusers` SET `chanuser_seen` = UNIX_TIMESTAMP() WHERE `chanuser_id` = '%s'", chanuserrow[4]);
169 if(row[6] && strcmp(row[6], "0")) {
170 char nameBuf[CHANNELLEN + 10];
171 sprintf(nameBuf, "dynlimit_%s", chan->name);
172 if(!timeq_name_exists(nameBuf)) {
173 //neonserv_event_join_dynlimit
174 timeq_add_name(nameBuf, 30, module_id, neonserv_event_join_dynlimit, strdup(chan->name));
178 if((user->flags & USERFLAG_ISAUTHED) && (!chanuserrow || !strcmp(chanuserrow[3], "0") || time(0) - atol(chanuserrow[3]) >= 30)) {
179 //check if it's the first channel, the user is seen by the bot (IMPORTANT: ignore other bot's channel!)
182 struct ChanUser *cchanuser, *bchanuser;
183 struct ClientSocket *bot;
184 for(cchanuser = getUserChannels(user, NULL); cchanuser; cchanuser = getUserChannels(user, cchanuser)) {
185 if(chanuser == cchanuser) continue; //ignore this one ;)
186 //check if this bot is in the specific channel
188 for(bchanuser = getChannelUsers(cchanuser->chan, NULL); bchanuser; bchanuser = getChannelUsers(cchanuser->chan, bchanuser)) {
189 if(bchanuser->user->flags & USERFLAG_ISBOT) {
191 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
192 if(bot->user == bchanuser->user) {
193 if(bot->botid == client->botid)
198 if(bot_in_chan) break;
201 if(!bot_in_chan) continue;
208 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);
211 while((chanuserrow = mysql_fetch_row(res)) != NULL) {
212 userflags = atoi(chanuserrow[1]);
213 if(!(userflags & DB_CHANUSER_AUTOINVITE)) continue;
214 if(!(chan = getChanByName(chanuserrow[2]))) continue; //no bot is in the channel
215 if((bchanuser = getChanUser(client->user, chan)) && (bchanuser->flags & CHANUSERFLAG_OPPED))
218 bot = getBotForChannel(chan);
220 if(chanuserrow[3] == NULL && defaultrow == NULL) {
221 printf_mysql_query("SELECT `channel_getinvite` FROM `channels` WHERE `channel_name` = 'defaults'");
223 defaultrow = mysql_fetch_row(res2);
225 getinvite = atoi((chanuserrow[3] ? chanuserrow[3] : defaultrow[0]));
226 if(atoi(chanuserrow[0]) >= getinvite) {
227 putsock(bot, "INVITE %s %s", user->nick, chan->name);
234 static TIMEQ_CALLBACK(neonserv_event_join_dynlimit) {
235 char *chanName = data;
236 struct ChanNode *chan = getChanByName(chanName);
239 struct ClientSocket *client = getBotForChannel(chan);
241 loadChannelSettings(chan);
242 if(!(chan->flags & CHANFLAG_CHAN_REGISTERED)) return;
245 printf_mysql_query("SELECT `channel_dynlimit` FROM `channels` WHERE `channel_id` = '%d'", chan->channel_id);
247 if ((row = mysql_fetch_row(res)) == NULL) return;
248 if(row[0] && strcmp(row[0], "0")) {
249 putsock(client, "MODE %s +l %d", chan->name, chan->usercount + atoi(row[0]));