1 /* WHOHandler.c - NeonServ v5.2
2 * Copyright (C) 2011 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 #include "WHOHandler.h"
23 #include "ClientSocket.h"
25 #define WHOQUEUETYPE_ISONQUEUE 0x01
26 #define WHOQUEUETYPE_USERLIST 0x02
27 #define WHOQUEUETYPE_USERAUTH 0x04
28 #define WHOQUEUETYPE_CHECKTYPE 0x07
29 #define WHOQUEUETYPE_FOUND 0x08
31 #define MAXCALLBACKS 3
33 struct WHOQueueEntry {
35 struct ChanNode *chan;
36 struct UserNode *user;
37 struct WHOQueueEntry *next;
38 void *callback[MAXCALLBACKS];
39 void *data[MAXCALLBACKS];
41 static struct WHOQueueEntry* addWHOQueueEntry(struct ClientSocket *client) {
42 struct WHOQueueEntry *entry = malloc(sizeof(*entry));
45 perror("malloc() failed");
49 if(client->whoqueue_last) {
50 client->whoqueue_last->next = entry;
52 client->whoqueue_first = entry;
54 client->whoqueue_last = entry;
58 static struct WHOQueueEntry* getNextWHOQueueEntry(struct ClientSocket *client, int freeEntry) {
59 if(!client->whoqueue_first) return NULL;
60 struct WHOQueueEntry *entry = client->whoqueue_first;
62 client->whoqueue_first = entry->next;
63 if(entry == client->whoqueue_last) {
64 client->whoqueue_last = NULL;
70 void clear_whoqueue(struct ClientSocket *client) {
71 if(!client->whoqueue_first) return;
72 struct WHOQueueEntry *entry, *next;
73 for(entry = client->whoqueue_first; entry; entry = next) {
77 client->whoqueue_last = NULL;
80 void get_userlist(struct ChanNode *chan, userlist_callback_t callback, void *data) {
81 struct ClientSocket *bot;
82 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
83 if(isUserOnChan(bot->user, chan))
86 if(bot == NULL) return;
87 //check if we really need to who the channel
88 int do_who = (!(chan->flags & CHANFLAG_RECEIVED_USERLIST));
90 struct ChanUser *chanuser;
91 for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
92 if(!(chanuser->user->flags & (USERFLAG_ISAUTHED | USERFLAG_ISIRCOP | USERFLAG_ISBOT)) && (time(0) - chanuser->user->last_who) > REWHO_TIMEOUT) {
99 struct WHOQueueEntry* entry = addWHOQueueEntry(bot);
100 entry->type = WHOQUEUETYPE_ISONQUEUE | WHOQUEUETYPE_USERLIST;
102 entry->callback[0] = callback;
104 for(i = 1; i < MAXCALLBACKS; i++)
105 entry->callback[i] = NULL;
106 entry->data[0] = data;
107 for(i = 1; i < MAXCALLBACKS; i++)
108 entry->data[i] = NULL;
109 putsock(bot, "WHO %s,%d %%tuhnaf,%d", chan->name, entry->type, entry->type);
111 callback(bot, chan, data);
114 void _get_userlist_with_invisible(struct ChanNode *chan, userlist_callback_t callback, void *data, int force) {
115 struct ClientSocket *bot;
116 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
117 if(isUserOnChan(bot->user, chan))
120 if(bot == NULL) return;
121 //check if we really need to who the channel
122 //invisible users can only be present if chanmode +D or +d is set!
123 int do_who = (!(chan->flags & CHANFLAG_RECEIVED_USERLIST)) || (isModeSet(chan->modes, 'd') || isModeSet(chan->modes, 'D'));
124 if(!do_who && force) {
125 struct ChanUser *chanuser;
126 for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
127 if(!(chanuser->user->flags & (USERFLAG_ISAUTHED | USERFLAG_ISIRCOP | USERFLAG_ISBOT)) && (time(0) - chanuser->user->last_who) > REWHO_TIMEOUT) {
134 struct WHOQueueEntry* entry = addWHOQueueEntry(bot);
135 entry->type = WHOQUEUETYPE_ISONQUEUE | WHOQUEUETYPE_USERLIST;
137 entry->callback[0] = callback;
139 for(i = 1; i < MAXCALLBACKS; i++)
140 entry->callback[i] = NULL;
141 entry->data[0] = data;
142 for(i = 1; i < MAXCALLBACKS; i++)
143 entry->data[i] = NULL;
144 putsock(bot, "WHO %s,%d d%%tuhnaf,%d", chan->name, entry->type, entry->type);
146 callback(bot, chan, data);
149 void get_userauth(struct UserNode *user, userauth_callback_t callback, void *data) {
150 //check if we have already an active WHO for this user
151 struct ClientSocket *bot, *whobot = NULL;
152 struct WHOQueueEntry *entry;
153 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
154 for(entry = bot->whoqueue_first; entry; entry = entry->next) {
155 if((entry->type & WHOQUEUETYPE_USERAUTH) && entry->user == user) {
157 for(i = 1; i < MAXCALLBACKS; i++) {
158 if(!entry->callback[i]) {
159 entry->callback[i] = callback;
160 entry->data[i] = data;
166 if(bot->flags & SOCKET_FLAG_PREFERRED)
170 if(bot == NULL) bot = getBots(SOCKET_FLAG_READY, NULL);
171 //check if we really need to who the user
172 if((user->flags & (USERFLAG_ISAUTHED | USERFLAG_ISIRCOP | USERFLAG_ISBOT | USERFLAG_ISSERVER)) || (time(0) - user->last_who) <= REWHO_TIMEOUT) {
173 callback(bot, user->nick, user, data);
176 entry = addWHOQueueEntry(bot);
177 entry->type = WHOQUEUETYPE_ISONQUEUE | WHOQUEUETYPE_USERAUTH;
179 entry->callback[0] = callback;
181 for(i = 1; i < MAXCALLBACKS; i++)
182 entry->callback[i] = NULL;
183 entry->data[0] = data;
184 for(i = 1; i < MAXCALLBACKS; i++)
185 entry->data[i] = NULL;
186 //WHO ".$user->getNick().",".$id." %tuhna,".$id
187 putsock(bot, "WHO %s,%d %%tuhna,%d", user->nick, entry->type, entry->type);
190 void recv_whohandler_354(struct ClientSocket *client, char **argv, unsigned int argc) {
193 int type = atoi(argv[1]);
195 if(!(type & WHOQUEUETYPE_ISONQUEUE)) return;
196 struct WHOQueueEntry* entry = getNextWHOQueueEntry(client, 0);
197 if(entry == NULL || (entry->type & WHOQUEUETYPE_CHECKTYPE) != (type & WHOQUEUETYPE_CHECKTYPE)) return;
198 if(type & WHOQUEUETYPE_USERLIST) {
200 //:OGN2.OnlineGamesNet.net 354 skynet 1 pk910 2001:41d0:2:1d3b::babe skynet H@ pk910
201 struct ChanNode *chan = entry->chan;
202 //add the user toe the channel if he isn't added, yet and update its user data
205 int chanuserflags = 0;
206 for(i = 0; i < strlen(argv[5]); i++) {
207 switch (argv[5][i]) {
209 chanuserflags |= CHANUSERFLAG_OPPED;
212 chanuserflags |= CHANUSERFLAG_VOICED;
215 userflags |= USERFLAG_ISIRCOP;
218 chanuserflags |= CHANUSERFLAG_INVISIBLE;
225 struct UserNode *user = getUserByNick(argv[4]);
226 struct ChanUser *chanuser;
227 if((chanuserflags & CHANUSERFLAG_INVISIBLE) && !isBot(user)) {
228 user = createTempUser(argv[4]);
229 user->flags |= USERFLAG_ISTMPUSER;
230 chan->flags |= CHANFLAG_HAVE_INVISIBLES;
231 chanuser = addInvisibleChanUser(chan, user);
232 chanuser->flags = (chanuser->flags & ~CHANUSERFLAG_OPPED_OR_VOICED) | chanuserflags;
235 user = addUser(argv[4]);
237 if(!(chanuser = getChanUser(user, chan))) {
238 chanuser = addChanUser(chan, user);
240 chanuser->flags = (chanuser->flags & ~CHANUSERFLAG_OPPED_OR_VOICED) | chanuserflags;
242 user->flags = (user->flags & ~USERFLAG_ISIRCOP) | userflags;
243 user->last_who = time(0);
245 strcpy(user->ident, argv[2]);
247 strcpy(user->host, argv[3]);
248 if(!(user->flags & USERFLAG_ISAUTHED) && strcmp(argv[6], "0")) {
249 strcpy(user->auth, argv[6]);
250 user->flags |= USERFLAG_ISAUTHED;
252 } else if(type & WHOQUEUETYPE_USERAUTH) {
253 //:OGN2.OnlineGamesNet.net 354 Skynet 1 pk910 2001:41d0:2:1d3b::babe Skynet pk910
254 entry->type |= WHOQUEUETYPE_FOUND;
255 entry->user->last_who = time(0);
256 if(strcmp(argv[5], "0") && !(entry->user->flags & USERFLAG_ISAUTHED)) {
257 strcpy(entry->user->auth, argv[5]);
258 entry->user->flags |= USERFLAG_ISAUTHED;
260 for(i = 0; i < MAXCALLBACKS; i++) {
261 userauth_callback_t *callback = entry->callback[i];
263 callback(client, entry->user->nick, entry->user, entry->data[i]);
268 void recv_whohandler_315(struct ClientSocket *client, char **argv, unsigned int argc) {
270 char *typestr = strstr(argv[1], ",");
273 int type = atoi(typestr);
274 if(!(type & WHOQUEUETYPE_ISONQUEUE)) return;
275 struct WHOQueueEntry* entry = getNextWHOQueueEntry(client, 1);
276 if(entry == NULL || (entry->type & WHOQUEUETYPE_CHECKTYPE) != (type & WHOQUEUETYPE_CHECKTYPE)) return;
277 if(type & WHOQUEUETYPE_USERLIST) {
278 //:OGN2.OnlineGamesNet.net 315 skynet #pk910,1 :End of /WHO list.
279 entry->chan->flags |= CHANFLAG_RECEIVED_USERLIST;
280 userlist_callback_t *callback;
282 for(i = 0; i < MAXCALLBACKS; i++) {
283 callback = entry->callback[i];
285 callback(client, entry->chan, entry->data[i]);
287 if(entry->chan->flags & CHANFLAG_HAVE_INVISIBLES) {
288 //remove all invisible users again
289 struct ChanUser *chanuser, *next;
290 for(chanuser = getChannelUsers(entry->chan, NULL); chanuser; chanuser = next) {
291 next = getChannelUsers(entry->chan, chanuser);
292 if((chanuser->flags & CHANUSERFLAG_INVISIBLE) && !isBot(chanuser->user)) {
293 delChanUser(chanuser, 1);
297 } else if(type & WHOQUEUETYPE_USERAUTH) {
298 if(!(entry->type & WHOQUEUETYPE_FOUND)) {
299 userauth_callback_t *callback;
301 for(i = 0; i < MAXCALLBACKS; i++) {
302 callback = entry->callback[i];
304 callback(client, entry->user->nick, NULL, entry->data[i]);
311 void free_whoqueue() {