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Commit | Line | Data |
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c86edd1d Q |
1 | /* |
2 | * chanservuser.c: | |
3 | * This file maintains the functions associated with the | |
4 | * user on the network relating to the channel service | |
5 | */ | |
6 | ||
7 | #include "chanserv.h" | |
8 | ||
32562540 | 9 | #include "../core/hooks.h" |
c86edd1d Q |
10 | #include "../core/schedule.h" |
11 | #include "../core/config.h" | |
12 | #include "../localuser/localuser.h" | |
13 | #include "../localuser/localuserchannel.h" | |
14 | #include "../irc/irc_config.h" | |
15 | #include "../lib/sstring.h" | |
16 | #include "../nick/nick.h" | |
17 | #include "../parser/parser.h" | |
18 | #include "../lib/splitline.h" | |
b7a95f03 | 19 | #include "../lib/irc_string.h" |
c86edd1d Q |
20 | |
21 | #include <string.h> | |
22 | #include <stdio.h> | |
23 | #include <stdarg.h> | |
24 | #include <stdlib.h> | |
25 | ||
26 | nick *chanservnick; | |
27 | CommandTree *cscommands; | |
28 | CommandTree *csctcpcommands; | |
29 | ||
30 | /* Local prototypes */ | |
31 | void chanservuserhandler(nick *target, int message, void **params); | |
32 | ||
33 | void chanservreguser(void *arg) { | |
6c4eca7b | 34 | sstring *csnick,*csuser,*cshost,*csrealname,*csaccount; |
c86edd1d Q |
35 | chanindex *cip; |
36 | regchan *rcp; | |
37 | int i; | |
38 | ||
39 | csnick=getcopyconfigitem("chanserv","nick","Q",NICKLEN); | |
40 | csuser=getcopyconfigitem("chanserv","user","TheQBot",USERLEN); | |
41 | cshost=getcopyconfigitem("chanserv","host","some.host",HOSTLEN); | |
42 | csrealname=getcopyconfigitem("chanserv","realname","ChannelService",REALLEN); | |
6c4eca7b | 43 | csaccount=getcopyconfigitem("chanserv","account",csnick&&csnick->content&&csnick->content[0]?csnick->content:"Q",ACCOUNTLEN); |
c86edd1d | 44 | |
316959c1 | 45 | Error("chanserv",ERR_INFO,"Connecting %s...",csnick->content); |
46 | ||
c86edd1d | 47 | chanservnick=registerlocaluser(csnick->content,csuser->content,cshost->content, |
6c4eca7b CP |
48 | csrealname->content,csaccount->content, |
49 | UMODE_INV|UMODE_SERVICE|UMODE_DEAF|UMODE_OPER|UMODE_ACCOUNT, | |
c86edd1d Q |
50 | &chanservuserhandler); |
51 | ||
52 | freesstring(csnick); | |
53 | freesstring(csuser); | |
54 | freesstring(cshost); | |
55 | freesstring(csrealname); | |
6c4eca7b CP |
56 | freesstring(csaccount); |
57 | ||
c86edd1d Q |
58 | /* Now join channels */ |
59 | for (i=0;i<CHANNELHASHSIZE;i++) { | |
60 | for (cip=chantable[i];cip;cip=cip->next) { | |
61 | if (cip->channel && (rcp=cip->exts[chanservext]) && !CIsSuspended(rcp)) { | |
316959c1 | 62 | /* This will do timestamp faffing even if it won't actually join */ |
63 | chanservjoinchan(cip->channel); | |
c86edd1d Q |
64 | /* Do a check at some future time.. */ |
65 | cs_schedupdate(cip, 1, 5); | |
66 | rcp->status |= (QCSTAT_OPCHECK | QCSTAT_MODECHECK | QCSTAT_BANCHECK); | |
67 | if (CIsForceTopic(rcp) || CIsTopicSave(rcp)) | |
68 | localsettopic(chanservnick, cip->channel, (rcp->topic) ? rcp->topic->content : ""); | |
69 | } | |
70 | } | |
71 | } | |
72 | ||
316959c1 | 73 | Error("chanserv",ERR_INFO,"Loaded and joined channels."); |
74 | ||
c86edd1d Q |
75 | if (chanserv_init_status == CS_INIT_NOUSER) { |
76 | /* If this is the first time, perform last init tasks */ | |
77 | chanserv_finalinit(); | |
78 | } | |
79 | } | |
80 | ||
81 | void chanservuserhandler(nick *target, int message, void **params) { | |
82 | nick *sender; | |
83 | char *msg; | |
84 | Command *cmd; | |
85 | char *cargv[30]; | |
86 | int cargc; | |
87 | reguser *rup; | |
88 | char *chp; | |
89 | ||
90 | switch(message) { | |
91 | case LU_KILLED: | |
92 | scheduleoneshot(time(NULL),&chanservreguser,NULL); | |
93 | chanservnick=NULL; | |
94 | break; | |
95 | ||
96 | case LU_PRIVMSG: | |
97 | case LU_SECUREMSG: | |
98 | sender=(nick *)params[0]; | |
99 | msg=(char *)params[1]; | |
100 | ||
101 | if (!(cargc=splitline(msg,cargv,30,0))) | |
102 | return; /* Ignore blank lines */ | |
103 | ||
104 | if (cargv[0][0]==1) { | |
105 | /* CTCP */ | |
106 | for (chp=cargv[0]+1;*chp;chp++) { | |
107 | if (*chp=='\001') { | |
108 | *chp='\0'; | |
109 | break; | |
110 | } | |
111 | } | |
112 | cmd=findcommandintree(csctcpcommands, cargv[0]+1, 1); | |
113 | if (cmd) { | |
d0c8f269 | 114 | cmd->calls++; |
c86edd1d Q |
115 | rejoinline(cargv[1],cargc-1); |
116 | cmd->handler((void *)sender, cargc-1, &(cargv[1])); | |
117 | } | |
118 | } else { | |
119 | cmd=findcommandintree(cscommands, cargv[0], 1); | |
120 | ||
121 | if (!cmd) { | |
122 | chanservstdmessage(sender, QM_UNKNOWNCMD, cargv[0]); | |
123 | break; | |
124 | } | |
125 | ||
126 | if ((cmd->level & QCMD_SECURE) && (message != LU_SECUREMSG)) { | |
127 | chanservstdmessage(sender, QM_SECUREONLY, cargv[0], chanservnick->nick, myserver->content); | |
128 | break; | |
129 | } | |
130 | ||
131 | if ((cmd->level & QCMD_AUTHED)) { | |
132 | if (!(rup=getreguserfromnick(sender))) { | |
133 | chanservstdmessage(sender, QM_AUTHEDONLY, cargv[0]); | |
134 | break; | |
135 | } | |
136 | if (UIsSuspended(rup) || (rup->status & QUSTAT_DEAD)) { | |
137 | chanservstdmessage(sender, QM_BADAUTH, cargv[0]); | |
138 | break; | |
139 | } | |
140 | } | |
141 | ||
142 | if ((cmd->level & QCMD_NOTAUTHED) && (getreguserfromnick(sender))) { | |
143 | chanservstdmessage(sender, QM_UNAUTHEDONLY, cargv[0]); | |
144 | break; | |
145 | } | |
146 | ||
7be5f783 CP |
147 | if ((cmd->level & QCMD_STAFF) && |
148 | (!(rup=getreguserfromnick(sender)) || !UHasStaffPriv(rup))) { | |
149 | chanservstdmessage(sender, QM_NOACCESS, cargv[0]); | |
150 | break; | |
151 | } | |
152 | ||
c86edd1d Q |
153 | if ((cmd->level & QCMD_HELPER) && |
154 | (!(rup=getreguserfromnick(sender)) || !UHasHelperPriv(rup))) { | |
155 | chanservstdmessage(sender, QM_NOACCESS, cargv[0]); | |
156 | break; | |
157 | } | |
158 | ||
159 | if ((cmd->level & QCMD_OPER) && | |
160 | (!IsOper(sender) || !(rup=getreguserfromnick(sender)) || !UHasOperPriv(rup))) { | |
161 | chanservstdmessage(sender, QM_NOACCESS, cargv[0]); | |
162 | break; | |
163 | } | |
164 | ||
165 | if ((cmd->level & QCMD_ADMIN) && | |
166 | (!IsOper(sender) || !(rup=getreguserfromnick(sender)) || !UHasAdminPriv(rup))) { | |
167 | chanservstdmessage(sender, QM_NOACCESS, cargv[0]); | |
168 | break; | |
169 | } | |
170 | ||
171 | if ((cmd->level & QCMD_DEV) && | |
172 | (!IsOper(sender) || !(rup=getreguserfromnick(sender)) || !UIsDev(rup))) { | |
173 | chanservstdmessage(sender, QM_NOACCESS, cargv[0]); | |
174 | break; | |
175 | } | |
176 | ||
d0c8f269 | 177 | cmd->calls++; |
178 | ||
c86edd1d Q |
179 | if (cmd->maxparams < (cargc-1)) { |
180 | rejoinline(cargv[cmd->maxparams],cargc-(cmd->maxparams)); | |
181 | cargc=(cmd->maxparams)+1; | |
182 | } | |
183 | ||
184 | cmd->handler((void *)sender, cargc-1, &(cargv[1])); | |
185 | } | |
186 | break; | |
187 | ||
188 | default: | |
189 | break; | |
190 | } | |
191 | } | |
192 | ||
193 | void chanservcommandinit() { | |
194 | cscommands=newcommandtree(); | |
195 | csctcpcommands=newcommandtree(); | |
196 | } | |
197 | ||
198 | void chanservcommandclose() { | |
199 | destroycommandtree(cscommands); | |
200 | destroycommandtree(csctcpcommands); | |
201 | } | |
202 | ||
1f0d7c8b | 203 | void chanservaddcommand(char *command, int flags, int maxparams, CommandHandler handler, char *description, const char *help) { |
c86edd1d Q |
204 | Command *newcmd; |
205 | cmdsummary *summary; | |
206 | ||
207 | newcmd=addcommandtotree(cscommands, command, flags, maxparams, handler); | |
208 | /* Allocate a summary record to put the description in */ | |
209 | summary=(cmdsummary *)malloc(sizeof(cmdsummary)); | |
210 | memset((void *)summary,0,sizeof(cmdsummary)); | |
211 | ||
212 | summary->def=getsstring(description, 250); | |
9c27e757 | 213 | summary->defhelp=(char *)help; /* Assume that help is a constant */ |
1f0d7c8b | 214 | |
c86edd1d Q |
215 | newcmd->ext=(void *)summary; |
216 | loadcommandsummary(newcmd); | |
217 | } | |
218 | ||
219 | void chanservaddctcpcommand(char *command, CommandHandler handler) { | |
220 | addcommandtotree(csctcpcommands, command, 0, 1, handler); | |
221 | } | |
222 | ||
223 | void chanservremovectcpcommand(char *command, CommandHandler handler) { | |
224 | deletecommandfromtree(csctcpcommands, command, handler); | |
225 | } | |
226 | ||
227 | void chanservremovecommand(char *command, CommandHandler handler) { | |
228 | Command *cmd; | |
229 | cmdsummary *summary; | |
230 | int i; | |
231 | ||
232 | if (!(cmd=findcommandintree(cscommands, command, 1))) { | |
233 | Error("chanserv",ERR_WARNING,"Tried to unregister unknown command %s",command); | |
234 | return; | |
235 | } | |
236 | ||
237 | summary=(cmdsummary *)cmd->ext; | |
238 | freesstring(summary->def); | |
239 | for (i=0;i<MAXLANG;i++) { | |
240 | if (summary->bylang[i]) | |
241 | freesstring(summary->bylang[i]); | |
242 | } | |
243 | ||
244 | free(summary); | |
245 | ||
246 | deletecommandfromtree(cscommands, command, handler); | |
247 | } | |
248 | ||
41938c9d | 249 | void chanservpartchan(channel *cp, char *reason) { |
250 | /* Sanity check that we exist and are on the channel. | |
251 | * | |
252 | * Note that we don't do any of the other usual sanity checks here; if | |
253 | * this channel is unregged or suspended or whatever then all the more | |
254 | * reason to get Q off it ASAP! */ | |
255 | if (!chanservnick || !cp || !cp->users || !getnumerichandlefromchanhash(cp->users, chanservnick->numeric)) | |
256 | return; | |
257 | ||
258 | localpartchannel(chanservnick, cp, reason); | |
259 | } | |
260 | ||
c86edd1d Q |
261 | void chanservjoinchan(channel *cp) { |
262 | regchan *rcp; | |
2df6316a | 263 | unsigned int i; |
264 | nick *np; | |
265 | reguser *rup; | |
266 | regchanuser *rcup; | |
09cb349b | 267 | flag_t themodes = 0; |
af87643b | 268 | |
a54e438d | 269 | /* Skip unregistered channels */ |
270 | if (!(rcp=cp->index->exts[chanservext])) | |
271 | return; | |
272 | ||
0a53499c | 273 | /* Check for a new timestamp. But don't do anything stupid if the incoming timestamp is 0 */ |
274 | if (cp->timestamp && ((!rcp->ltimestamp) || (cp->timestamp < rcp->ltimestamp))) { | |
a54e438d | 275 | rcp->ltimestamp=cp->timestamp; |
276 | csdb_updatechanneltimestamp(rcp); | |
277 | } | |
c86edd1d | 278 | |
a54e438d | 279 | /* We won't be doing any joining or parting if we're not online */ |
280 | if (!chanservnick) | |
c86edd1d Q |
281 | return; |
282 | ||
41938c9d | 283 | /* In gerenal this function shouldn't be used any more as a reason to get |
284 | * Q to leave, but if it should be leaving then just part with no reason. */ | |
c86edd1d | 285 | if ((CIsSuspended(rcp) || !CIsJoined(rcp)) && getnumerichandlefromchanhash(cp->users, chanservnick->numeric)) { |
41938c9d | 286 | localpartchannel(chanservnick, cp, NULL); |
c86edd1d | 287 | } |
2df6316a | 288 | |
289 | /* Right, we are definately going to either join the channel or at least | |
290 | * burst some modes onto it. | |
291 | * | |
a54e438d | 292 | * We will try and burst our view of the world; if the timestamps are |
293 | * actually equal this will be mostly ignored and we will have to fix it | |
af87643b | 294 | * up later. For modes we use the forced modes, plus the default channel |
295 | * modes (unless any of those are explicitly denied) */ | |
af87643b | 296 | |
43583524 | 297 | /* By default, we set the forcemodes and the default modes, but never denymodes.. |
298 | * OK, actually we should only set the default modes if our timestamp is older.*/ | |
299 | if (cp->timestamp > rcp->ltimestamp) | |
300 | themodes |= CHANMODE_DEFAULT; | |
301 | else | |
302 | themodes=0; | |
303 | ||
304 | themodes = (themodes | rcp->forcemodes) & ~rcp->denymodes; | |
2df6316a | 305 | |
306 | /* Now, if someone has just created a channel and we are going to set +i | |
307 | * or +k on it, this will kick them off. This could be construed as a | |
308 | * bit rude if it's their channel, so if there is only one person on the | |
309 | * channel and they have a right to be there, burst with default modes | |
310 | * only to avoid them being netrider kicked. | |
311 | */ | |
312 | if (cp->users->totalusers==1) { | |
313 | for (i=0;i<cp->users->hashsize;i++) { | |
314 | if (cp->users->content[i] != nouser) { | |
315 | if ((np=getnickbynumeric(cp->users->content[i]&CU_NUMERICMASK)) && | |
316 | (rup=getreguserfromnick(np)) && | |
317 | (rcup=findreguseronchannel(rcp,rup)) && | |
318 | CUKnown(rcup)) { | |
319 | /* OK, there was one user, and they are known on this channel. | |
320 | * Don't burst with +i or +k */ | |
321 | themodes &= ~(CHANMODE_INVITEONLY | CHANMODE_KEY); | |
af87643b | 322 | } |
323 | } | |
324 | } | |
2df6316a | 325 | } |
326 | ||
327 | /* We should be on the channel - join with our nick */ | |
328 | if (!CIsSuspended(rcp) && CIsJoined(rcp) && !getnumerichandlefromchanhash(cp->users, chanservnick->numeric)) { | |
af87643b | 329 | /* If we pass the key parameter here but are not setting +k (see above) |
330 | * then localburstontochannel() will ignore the key */ | |
331 | localburstontochannel(cp, chanservnick, rcp->ltimestamp, themodes, | |
332 | rcp->limit, (rcp->key)?rcp->key->content:NULL); | |
c86edd1d | 333 | } |
2df6316a | 334 | |
335 | /* We're not joining the channel - send the burst with no nick */ | |
b263aa79 | 336 | if (!CIsSuspended(rcp) && !CIsJoined(rcp) && (cp->timestamp > rcp->ltimestamp)) { |
2df6316a | 337 | localburstontochannel(cp, NULL, rcp->ltimestamp, themodes, |
338 | rcp->limit, (rcp->key)?rcp->key->content:NULL); | |
b263aa79 | 339 | } |
c86edd1d Q |
340 | } |
341 | ||
342 | void chanservstdmessage(nick *np, int messageid, ... ) { | |
343 | char buf[5010]; | |
344 | char buf2[512]; | |
345 | int notice; | |
346 | reguser *rup; | |
347 | int language; | |
dd258305 | 348 | va_list va, va2; |
b7ed259b | 349 | char *message, *messageargs; |
c86edd1d Q |
350 | char *bp2,*bp; |
351 | int len; | |
352 | ||
353 | if (getreguserfromnick(np) == NULL) { | |
354 | notice=1; | |
355 | language=0; | |
356 | } else { | |
357 | rup=getreguserfromnick(np); | |
358 | if(UIsNotice(rup)) { | |
359 | notice=1; | |
360 | } else { | |
361 | notice=0; | |
362 | } | |
363 | language=rup->languageid; | |
364 | } | |
365 | ||
366 | if (csmessages[language][messageid]) { | |
367 | message=csmessages[language][messageid]->content; | |
368 | } else if (csmessages[0][messageid]) { | |
369 | message=csmessages[0][messageid]->content; | |
370 | } else { | |
b7ed259b | 371 | message=defaultmessages[messageid*2]; |
c86edd1d Q |
372 | } |
373 | ||
b7ed259b CP |
374 | messageargs=defaultmessages[messageid*2+1]; |
375 | ||
c86edd1d | 376 | va_start(va,messageid); |
dd258305 | 377 | va_copy(va2, va); |
b7ed259b | 378 | q9vsnprintf(buf,5000,message,messageargs,va); |
c86edd1d Q |
379 | va_end(va); |
380 | ||
381 | len=0; | |
382 | bp2=buf2; | |
383 | for (bp=buf; ;bp++) { | |
384 | /* We send something if we hit a \n, fill the buffer or run out of source */ | |
385 | if (*bp=='\n' || len>490 || !*bp) { | |
386 | if (*bp && *bp!='\n') { | |
387 | bp--; | |
388 | } | |
389 | ||
390 | *bp2='\0'; | |
391 | ||
392 | if (chanservnick && *buf2) { | |
393 | if (notice) { | |
394 | sendnoticetouser(chanservnick,np,"%s",buf2); | |
395 | } else { | |
396 | sendmessagetouser(chanservnick,np,"%s",buf2); | |
397 | } | |
398 | } | |
399 | ||
400 | /* If we ran out of buffer, get out here */ | |
401 | if (!*bp) | |
402 | break; | |
403 | ||
404 | bp2=buf2; | |
405 | len=0; | |
406 | } else { | |
407 | len++; | |
408 | *bp2++=*bp; | |
409 | } | |
410 | } | |
dd258305 | 411 | |
412 | /* Special case: If it's a "not enough parameters" message, show the first line of help */ | |
413 | if (messageid==QM_NOTENOUGHPARAMS) { | |
414 | char *command=va_arg(va2, char *); | |
415 | cs_sendhelp(np, command, 1); | |
416 | chanservstdmessage(np, QM_TYPEHELPFORHELP, command); | |
417 | } | |
418 | ||
419 | va_end(va2); | |
c86edd1d Q |
420 | } |
421 | ||
dd258305 | 422 | void chanservsendmessage_real(nick *np, int oneline, char *message, ... ) { |
c86edd1d Q |
423 | char buf[5010]; /* Very large buffer.. */ |
424 | char buf2[512], *bp, *bp2; | |
425 | int notice; | |
426 | int len; | |
427 | reguser *rup; | |
428 | ||
429 | va_list va; | |
430 | ||
431 | va_start(va,message); | |
432 | vsnprintf(buf,5000,message,va); | |
433 | va_end(va); | |
434 | ||
435 | if (getreguserfromnick(np) == NULL) { | |
436 | notice=1; | |
437 | } else { | |
438 | rup=getreguserfromnick(np); | |
439 | if(UIsNotice(rup)) { | |
440 | notice=1; | |
441 | } else { | |
442 | notice=0; | |
443 | } | |
444 | } | |
445 | ||
446 | len=0; | |
447 | bp2=buf2; | |
448 | for (bp=buf; ;bp++) { | |
449 | /* We send something if we hit a \n, fill the buffer or run out of source */ | |
450 | if (*bp=='\n' || len>490 || !*bp) { | |
451 | if (*bp && *bp!='\n') { | |
452 | bp--; | |
453 | } | |
454 | ||
455 | *bp2='\0'; | |
456 | ||
457 | if (chanservnick && *buf2) { | |
458 | if (notice) { | |
459 | sendnoticetouser(chanservnick,np,"%s",buf2); | |
460 | } else { | |
461 | sendmessagetouser(chanservnick,np,"%s",buf2); | |
462 | } | |
463 | } | |
464 | ||
465 | /* If we ran out of buffer, get out here */ | |
dd258305 | 466 | if (!*bp || (*bp=='\n' && oneline)) |
c86edd1d Q |
467 | break; |
468 | ||
469 | bp2=buf2; | |
470 | len=0; | |
471 | } else { | |
472 | len++; | |
473 | *bp2++=*bp; | |
474 | } | |
475 | } | |
476 | } | |
477 | ||
478 | void chanservwallmessage(char *message, ... ) { | |
479 | char buf[5010]; /* Very large buffer.. */ | |
480 | va_list va; | |
481 | nick *np; | |
482 | unsigned int i=0; | |
9de8d198 | 483 | |
c86edd1d Q |
484 | va_start(va,message); |
485 | vsnprintf(buf,5000,message,va); | |
486 | va_end(va); | |
487 | ||
488 | /* Scan for users */ | |
9de8d198 CP |
489 | for (i=0;i<NICKHASHSIZE;i++) { |
490 | for (np=nicktable[i];np;np=np->next) { | |
491 | if (!IsOper(np)) /* optimisation, if VIEWWALLMESSAGE changes change this */ | |
492 | continue; | |
493 | ||
494 | if (!cs_privcheck(QPRIV_VIEWWALLMESSAGE, np)) | |
495 | continue; | |
496 | ||
497 | chanservsendmessage(np, "%s", buf); | |
498 | } | |
499 | } | |
c86edd1d Q |
500 | } |
501 | ||
502 | void chanservkillstdmessage(nick *target, int messageid, ... ) { | |
503 | char buf[512]; | |
504 | int language; | |
b7ed259b | 505 | char *message, *messageargs; |
c86edd1d Q |
506 | va_list va; |
507 | reguser *rup; | |
508 | ||
509 | if (!(rup=getreguserfromnick(target))) | |
510 | language=0; | |
511 | else | |
512 | language=rup->languageid; | |
513 | ||
514 | if (csmessages[language][messageid]) | |
515 | message=csmessages[language][messageid]->content; | |
516 | else if (csmessages[0][messageid]) | |
517 | message=csmessages[0][messageid]->content; | |
518 | else | |
b7ed259b | 519 | message=defaultmessages[messageid*2]; |
c86edd1d | 520 | |
b7ed259b | 521 | messageargs=defaultmessages[messageid*2+1]; |
c86edd1d | 522 | va_start(va, messageid); |
b7ed259b | 523 | q9vsnprintf(buf, 511, message, messageargs, va); |
c86edd1d | 524 | va_end(va); |
bc34a4bc | 525 | killuser(chanservnick, target, "%s", buf); |
c86edd1d Q |
526 | } |
527 | ||
c86edd1d | 528 | int checkpassword(reguser *rup, const char *pass) { |
5cdb1f14 | 529 | if (!(*rup->password)) |
530 | return 0; | |
531 | ||
c86edd1d Q |
532 | if (!strncmp(rup->password, pass, PASSLEN)) |
533 | return 1; | |
534 | return 0; | |
535 | } | |
536 | ||
b7a95f03 CP |
537 | int checkresponse(reguser *rup, const unsigned char *entropy, const char *response, CRAlgorithm algorithm) { |
538 | char usernamel[NICKLEN+1], *dp, *up; | |
539 | ||
5cdb1f14 | 540 | if (!(*rup->password)) |
541 | return 0; | |
542 | ||
b7a95f03 CP |
543 | for(up=rup->username,dp=usernamel;*up;) |
544 | *dp++ = ToLower(*up++); | |
545 | *dp = '\0'; | |
546 | ||
547 | return algorithm(usernamel, rup->password, cs_calcchallenge(entropy), response); | |
548 | } | |
549 | ||
721cc8ce CP |
550 | int checkhashpass(reguser *rup, const char *junk, const char *hash) { |
551 | char usernamel[NICKLEN+1], *dp, *up; | |
552 | ||
553 | for(up=rup->username,dp=usernamel;*up;) | |
554 | *dp++ = ToLower(*up++); | |
555 | *dp = '\0'; | |
556 | ||
557 | return cs_checkhashpass(usernamel, rup->password, junk, hash); | |
558 | } | |
559 | ||
c86edd1d Q |
560 | int setpassword(reguser *rup, const char *pass) { |
561 | strncpy(rup->password, pass, PASSLEN); | |
562 | rup->password[PASSLEN]='\0'; | |
563 | return 1; | |
564 | } | |
565 | ||
566 | void cs_checknick(nick *np) { | |
567 | activeuser* aup; | |
568 | reguser *rup; | |
c86edd1d Q |
569 | char userhost[USERLEN+HOSTLEN+3]; |
570 | ||
571 | if (!(aup=getactiveuserfromnick(np))) { | |
572 | aup=getactiveuser(); | |
573 | np->exts[chanservnext]=aup; | |
574 | } | |
575 | ||
576 | assert(getactiveuserfromnick(np)); | |
577 | ||
23b85e10 | 578 | if (IsAccount(np) && np->auth) { |
6e3ceea8 | 579 | if (np->auth->exts[chanservaext]) { |
4b1a43ea | 580 | rup=getreguserfromnick(np); |
c0587316 | 581 | |
4b1a43ea | 582 | /* safe? */ |
c0587316 CP |
583 | if(rup) { |
584 | if (UIsDelayedGline(rup)) { | |
585 | /* delayed-gline - schedule the user's squelching */ | |
586 | deleteschedule(NULL, &chanservdgline, (void*)rup); /* icky, but necessary unless we stick more stuff in reguser structure */ | |
587 | scheduleoneshot(time(NULL)+rand()%900, &chanservdgline, (void*)rup); | |
588 | } else if (UIsGline(rup)) { | |
589 | /* instant-gline - lets be lazy and set a schedule expiring now :) */ | |
590 | deleteschedule(NULL, &chanservdgline, (void*)rup); /* icky, but necessary unless we stick more stuff in reguser structure */ | |
591 | scheduleoneshot(time(NULL), &chanservdgline, (void*)rup); | |
592 | } else if(UHasSuspension(rup)) { | |
593 | chanservkillstdmessage(np, QM_SUSPENDKILL); | |
594 | return; | |
595 | } | |
4b1a43ea | 596 | } |
c86edd1d Q |
597 | cs_doallautomodes(np); |
598 | } else { | |
c86edd1d Q |
599 | /* Auto create user.. */ |
600 | rup=getreguser(); | |
601 | rup->status=0; | |
23b85e10 | 602 | rup->ID=np->auth->userid; |
603 | if (rup->ID > lastuserID) | |
604 | lastuserID=rup->ID; | |
c86edd1d Q |
605 | strncpy(rup->username,np->authname,NICKLEN); rup->username[NICKLEN]='\0'; |
606 | rup->created=time(NULL); | |
7d27d0cd | 607 | rup->lastauth=0; |
c86edd1d | 608 | rup->lastemailchange=0; |
86d2bc73 | 609 | rup->lastpasschange=0; |
c86edd1d Q |
610 | rup->flags=QUFLAG_NOTICE; |
611 | rup->languageid=0; | |
612 | rup->suspendby=0; | |
fa350b40 | 613 | rup->suspendexp=0; |
88d191e3 | 614 | rup->suspendtime=0; |
e086bfee | 615 | rup->lockuntil=0; |
c86edd1d | 616 | rup->password[0]='\0'; |
c86edd1d | 617 | rup->email=NULL; |
9708f78f | 618 | rup->lastemail=NULL; |
e3805f60 P |
619 | rup->localpart=NULL; |
620 | rup->domain=NULL; | |
c86edd1d Q |
621 | rup->info=NULL; |
622 | sprintf(userhost,"%s@%s",np->ident,np->host->name->content); | |
623 | rup->lastuserhost=getsstring(userhost,USERLEN+HOSTLEN+1); | |
624 | rup->suspendreason=NULL; | |
625 | rup->comment=NULL; | |
626 | rup->knownon=NULL; | |
627 | rup->checkshd=NULL; | |
628 | rup->stealcount=0; | |
629 | rup->fakeuser=NULL; | |
c86edd1d Q |
630 | addregusertohash(rup); |
631 | ||
632 | csdb_createuser(rup); | |
c86edd1d | 633 | } |
c86edd1d Q |
634 | } |
635 | ||
636 | cs_checknickbans(np); | |
637 | } | |
638 | ||
639 | void cs_checkchanmodes(channel *cp) { | |
640 | modechanges changes; | |
641 | ||
642 | localsetmodeinit (&changes, cp, chanservnick); | |
643 | cs_docheckchanmodes(cp, &changes); | |
644 | localsetmodeflush (&changes, 1); | |
645 | } | |
646 | ||
647 | void cs_docheckchanmodes(channel *cp, modechanges *changes) { | |
648 | regchan *rcp; | |
649 | ||
650 | if (!cp) | |
651 | return; | |
652 | ||
653 | if ((rcp=cp->index->exts[chanservext])==NULL || CIsSuspended(rcp)) | |
654 | return; | |
655 | ||
656 | /* Take care of the simple modes */ | |
657 | localdosetmode_simple(changes, rcp->forcemodes & ~(cp->flags), rcp->denymodes & cp->flags); | |
658 | ||
659 | /* Check for forced key. Note that we ALWAYS call localdosetmode_key | |
660 | * in case the wrong key is set atm */ | |
661 | if (rcp->forcemodes & CHANMODE_KEY) { | |
662 | if (!rcp->key) { | |
663 | Error("chanserv",ERR_WARNING,"Key forced but no key specified for %s: cleared forcemode.",rcp->index->name->content); | |
664 | rcp->forcemodes &= ~CHANMODE_KEY; | |
a54e438d | 665 | csdb_updatechannel(rcp); |
c86edd1d Q |
666 | } else { |
667 | localdosetmode_key(changes, rcp->key->content, MCB_ADD); | |
668 | } | |
669 | } | |
670 | ||
671 | /* Check for denied key */ | |
672 | if ((rcp->denymodes & CHANMODE_KEY) && IsKey(cp)) { | |
673 | localdosetmode_key(changes, NULL, MCB_DEL); | |
674 | } | |
675 | ||
676 | /* Check for forced limit. Always call in case of wrong limit */ | |
677 | if (rcp->forcemodes & CHANMODE_LIMIT) { | |
678 | localdosetmode_limit(changes, rcp->limit, MCB_ADD); | |
679 | } | |
680 | } | |
681 | ||
5cde8af0 | 682 | /* Slightly misnamed function that checks each USER on the channel against channel |
683 | * settings. Possible actions are opping/deopping, voicing/devoicing, and banning | |
684 | * for chanflag +k or chanlev flag +b */ | |
c86edd1d Q |
685 | void cs_docheckopvoice(channel *cp, modechanges *changes) { |
686 | regchan *rcp; | |
687 | reguser *rup; | |
688 | regchanuser *rcup; | |
689 | nick *np; | |
690 | int i; | |
691 | ||
692 | if (!cp) | |
693 | return; | |
694 | ||
695 | if ((rcp=cp->index->exts[chanservext])==NULL || CIsSuspended(rcp)) | |
696 | return; | |
697 | ||
698 | for (i=0;i<cp->users->hashsize;i++) { | |
699 | if (cp->users->content[i]==nouser) | |
700 | continue; | |
701 | ||
702 | if ((np=getnickbynumeric(cp->users->content[i]))==NULL) { | |
16739dbe | 703 | Error("chanserv",ERR_ERROR,"Found non-existent numeric %lu on channel %s",cp->users->content[i], |
c86edd1d Q |
704 | cp->index->name->content); |
705 | continue; | |
706 | } | |
707 | ||
708 | if ((rup=getreguserfromnick(np))) | |
709 | rcup=findreguseronchannel(rcp,rup); | |
710 | else | |
711 | rcup=NULL; | |
712 | ||
5cdb1f14 | 713 | /* Various things that might ban the user - don't apply these to +o, +k or +X users */ |
714 | if (!IsService(np) && !IsXOper(np) && !IsOper(np)) { | |
715 | if (rcup && CUIsBanned(rcup)) { | |
716 | cs_banuser(changes, cp->index, np, NULL); | |
717 | continue; | |
718 | } | |
719 | ||
720 | /* chanflag +k checks; kick them if they "obviously" can't rejoin without a ban */ | |
9c3afcf2 | 721 | if (CIsKnownOnly(rcp) && !(rcup && CUKnown(rcup))) { |
5cdb1f14 | 722 | if (IsInviteOnly(cp) || (IsRegOnly(cp) && !IsAccount(np))) { |
723 | localkickuser(chanservnick,cp,np,"Authorised users only."); | |
724 | } else { | |
725 | cs_banuser(NULL, cp->index, np, "Authorised users only."); | |
726 | } | |
727 | continue; | |
5cde8af0 | 728 | } |
c86edd1d | 729 | } |
5cde8af0 | 730 | |
c86edd1d Q |
731 | if ((cp->users->content[i] & CUMODE_OP) && !IsService(np)) { |
732 | if ((CIsBitch(rcp) && (!rcup || !CUHasOpPriv(rcup))) || | |
733 | (rcup && CUIsDeny(rcup))) | |
734 | localdosetmode_nick(changes, np, MC_DEOP); | |
735 | } else { | |
1482fb78 | 736 | if (rcup && (CUIsProtect(rcup) || CIsProtect(rcp)) && CUIsOp(rcup) && !CUIsDeny(rcup)) { |
c86edd1d | 737 | localdosetmode_nick(changes, np, MC_OP); |
1482fb78 | 738 | cs_logchanop(rcp, np->nick, rcup->user); |
739 | } | |
c86edd1d Q |
740 | } |
741 | ||
742 | if (cp->users->content[i] & CUMODE_VOICE) { | |
743 | if (rcup && CUIsQuiet(rcup)) | |
744 | localdosetmode_nick(changes, np, MC_DEVOICE); | |
745 | } else { | |
746 | if (rcup && (CUIsProtect(rcup) || CIsProtect(rcp)) && CUIsVoice(rcup) && !CUIsQuiet(rcup) && !(cp->users->content[i] & CUMODE_OP)) | |
747 | localdosetmode_nick(changes, np, MC_VOICE); | |
748 | } | |
749 | } | |
750 | } | |
751 | ||
752 | void cs_doallautomodes(nick *np) { | |
753 | reguser *rup; | |
754 | regchanuser *rcup; | |
755 | unsigned long *lp; | |
756 | modechanges changes; | |
757 | ||
758 | if (!(rup=getreguserfromnick(np))) | |
759 | return; | |
760 | ||
761 | for (rcup=rup->knownon;rcup;rcup=rcup->nextbyuser) { | |
c30e08df | 762 | /* Skip suspended channels */ |
763 | if (CIsSuspended(rcup->chan)) | |
764 | continue; | |
765 | ||
c86edd1d Q |
766 | if (rcup->chan->index->channel) { |
767 | /* Channel exists */ | |
768 | if ((lp=getnumerichandlefromchanhash(rcup->chan->index->channel->users, np->numeric))) { | |
db804373 P |
769 | /* User is on channel.. */ |
770 | ||
82d904c0 | 771 | if (CUKnown(rcup) && rcup->chan->index->channel->users->totalusers >= 3) { |
772 | /* This meets the channel use criteria, update. */ | |
773 | rcup->chan->lastactive=time(NULL); | |
774 | ||
775 | /* Don't spam the DB though for channels with lots of joins */ | |
776 | if (rcup->chan->lastcountersync < (time(NULL) - COUNTERSYNCINTERVAL)) { | |
777 | csdb_updatechannelcounters(rcup->chan); | |
778 | rcup->chan->lastcountersync=time(NULL); | |
779 | } | |
780 | } | |
781 | ||
db804373 P |
782 | /* Update last use time */ |
783 | rcup->usetime=getnettime(); | |
784 | ||
c86edd1d Q |
785 | localsetmodeinit(&changes, rcup->chan->index->channel, chanservnick); |
786 | if (*lp & CUMODE_OP) { | |
787 | if (!IsService(np) && (CUIsDeny(rcup) || (CIsBitch(rcup->chan) && !CUHasOpPriv(rcup)))) | |
788 | localdosetmode_nick(&changes, np, MC_DEOP); | |
789 | } else { | |
790 | if (!CUIsDeny(rcup) && CUIsOp(rcup) && | |
1482fb78 | 791 | (CUIsProtect(rcup) || CIsProtect(rcup->chan) || CUIsAutoOp(rcup))) { |
c86edd1d | 792 | localdosetmode_nick(&changes, np, MC_OP); |
1482fb78 | 793 | cs_logchanop(rcup->chan, np->nick, rup); |
794 | } | |
c86edd1d Q |
795 | } |
796 | ||
797 | if (*lp & CUMODE_VOICE) { | |
798 | if (CUIsQuiet(rcup)) | |
799 | localdosetmode_nick(&changes, np, MC_DEVOICE); | |
800 | } else { | |
801 | if (!CUIsQuiet(rcup) && CUIsVoice(rcup) && !(*lp & CUMODE_OP) && | |
802 | (CUIsProtect(rcup) || CIsProtect(rcup->chan) || CUIsAutoVoice(rcup))) | |
803 | localdosetmode_nick(&changes, np, MC_VOICE); | |
804 | } | |
805 | localsetmodeflush(&changes, 1); | |
806 | } else { | |
807 | /* Channel exists but user is not joined: invite if they are +j-b */ | |
808 | if (CUIsAutoInvite(rcup) && CUKnown(rcup) && !CUIsBanned(rcup)) { | |
809 | localinvite(chanservnick, rcup->chan->index->channel, np); | |
810 | } | |
811 | } | |
812 | } | |
813 | } | |
814 | } | |
815 | ||
816 | void cs_checknickbans(nick *np) { | |
817 | channel **ca; | |
818 | regchan *rcp; | |
819 | int i,j; | |
820 | ||
5cdb1f14 | 821 | if (IsService(np) || IsOper(np) || IsXOper(np)) |
c86edd1d Q |
822 | return; |
823 | ||
824 | /* Avoid races: memcpy the channel array */ | |
825 | i=np->channels->cursi; | |
826 | ca=(channel **)malloc(i*sizeof(channel *)); | |
827 | memcpy(ca, np->channels->content,i*sizeof(channel *)); | |
828 | ||
829 | for (j=0;j<i;j++) { | |
830 | if ((rcp=ca[j]->index->exts[chanservext]) && !CIsSuspended(rcp) && | |
873f4217 | 831 | CIsEnforce(rcp) && nickbanned(np, ca[j], 1)) |
c86edd1d Q |
832 | localkickuser(chanservnick, ca[j], np, "Banned."); |
833 | } | |
834 | ||
835 | free(ca); | |
836 | } | |
837 | ||
838 | void cs_checkbans(channel *cp) { | |
839 | regchan *rcp; | |
840 | int i; | |
841 | nick *np; | |
842 | chanban *cbp; | |
843 | regban *rbp; | |
844 | time_t now; | |
845 | modechanges changes; | |
846 | ||
847 | if (!cp) | |
848 | return; | |
849 | ||
850 | if ((rcp=cp->index->exts[chanservext])==NULL || CIsSuspended(rcp)) | |
851 | return; | |
852 | ||
853 | now=time(NULL); | |
854 | ||
855 | localsetmodeinit(&changes, cp, chanservnick); | |
856 | ||
857 | for (i=0;i<cp->users->hashsize;i++) { | |
858 | if (cp->users->content[i]==nouser) | |
859 | continue; | |
860 | ||
861 | if ((np=getnickbynumeric(cp->users->content[i]))==NULL) { | |
16739dbe | 862 | Error("chanserv",ERR_ERROR,"Found numeric %lu on channel %s who doesn't exist.", |
c86edd1d Q |
863 | cp->users->content[i], cp->index->name->content); |
864 | continue; | |
865 | } | |
866 | ||
5cdb1f14 | 867 | if (IsService(np) || IsOper(np) || IsXOper(np)) |
c86edd1d Q |
868 | continue; |
869 | ||
870 | for (rbp=rcp->bans;rbp;rbp=rbp->next) { | |
871 | if (((!rbp->expiry) || (rbp->expiry <= now)) && | |
873f4217 | 872 | nickmatchban(np, rbp->cbp, 1)) { |
873 | if (!nickbanned(np, cp, 1)) { | |
c86edd1d Q |
874 | localdosetmode_ban(&changes, bantostring(rbp->cbp), MCB_ADD); |
875 | } | |
876 | localkickuser(chanservnick,cp,np,rbp->reason?rbp->reason->content:"Banned."); | |
877 | break; | |
878 | } | |
879 | } | |
880 | ||
881 | if (rbp) /* If we broke out of above loop (due to kick) rbp will be set.. */ | |
882 | continue; | |
883 | ||
884 | if (CIsEnforce(rcp)) { | |
885 | for (cbp=cp->bans;cbp;cbp=cbp->next) { | |
873f4217 | 886 | if ((cbp->timeset>=rcp->lastbancheck) && nickmatchban(np, cbp, 1)) |
c86edd1d Q |
887 | localkickuser(chanservnick,cp,np,"Banned."); |
888 | } | |
889 | rcp->lastbancheck=time(NULL); | |
890 | } | |
891 | } | |
892 | ||
893 | localsetmodeflush(&changes,1); | |
894 | } | |
895 | ||
896 | /* | |
897 | * cs_schedupdate: | |
898 | * This function schedules an update check on a channel | |
899 | */ | |
900 | void cs_schedupdate(chanindex *cip, int mintime, int maxtime) { | |
901 | int delay=mintime+(rand()%(maxtime-mintime)); | |
902 | regchan *rcp; | |
903 | ||
904 | if (!(rcp=cip->exts[chanservext]) || CIsSuspended(rcp)) | |
905 | return; | |
906 | ||
907 | if (rcp->checksched) { | |
908 | deleteschedule(rcp->checksched, cs_timerfunc, cip); | |
909 | } | |
910 | ||
911 | rcp->checksched=scheduleoneshot(time(NULL)+delay, cs_timerfunc, cip); | |
912 | } | |
913 | ||
914 | /* | |
915 | * cs_timerfunc: | |
916 | * This function does several things: | |
917 | * * Updates auto-limit and/or removes bans as necessary | |
918 | * * Schedules the next timed call | |
919 | * * Does any pending op/ban/mode checks | |
920 | * It is safe to use either as a target for a schedule() call, or to call | |
921 | * directly when parameters change (e.g. autolimit settings or ban expire | |
922 | * timers). | |
923 | * To force a limit update, set rcp->limit to 0.. | |
924 | */ | |
925 | ||
926 | void cs_timerfunc(void *arg) { | |
927 | chanindex *cip=arg; | |
928 | channel *cp=cip->channel; | |
929 | regchan *rcp; | |
930 | chanban *cbp, *ncbp; | |
931 | regban **rbh, *rbp; | |
932 | time_t nextsched=0; | |
933 | time_t now=time(NULL); | |
934 | modechanges changes; | |
935 | ||
936 | if (!(rcp=cip->exts[chanservext])) | |
937 | return; | |
938 | ||
939 | verifyregchan(rcp); | |
940 | ||
941 | /* Always nullify the checksched even if the channel is suspended.. */ | |
942 | if (rcp->checksched) { | |
943 | deleteschedule(rcp->checksched, cs_timerfunc, arg); | |
944 | rcp->checksched=NULL; | |
945 | } | |
946 | ||
947 | if (!cp || CIsSuspended(rcp)) | |
948 | return; | |
949 | ||
950 | /* Check if we need to leave the channel first */ | |
951 | if (chanservnick && CIsJoined(rcp) && cip->channel && | |
952 | cip->channel->users->totalusers==1 && | |
953 | getnumerichandlefromchanhash(cip->channel->users, chanservnick->numeric)) { | |
954 | ||
955 | /* Only chanserv left in this channel */ | |
956 | if (now >= (rcp->lastpart + LINGERTIME)) { | |
957 | /* Time to go */ | |
334b567e | 958 | localpartchannel(chanservnick, cip->channel, "Empty Channel"); |
c86edd1d Q |
959 | return; |
960 | } else { | |
961 | if (!nextsched || nextsched > (rcp->lastpart + LINGERTIME)) | |
962 | nextsched=rcp->lastpart+LINGERTIME; | |
963 | } | |
964 | } | |
965 | ||
966 | localsetmodeinit(&changes, cp, chanservnick); | |
967 | ||
968 | if (CIsAutoLimit(rcp)) { | |
969 | if (!rcp->limit || rcp->autoupdate <= now) { | |
cbdccc66 | 970 | /* Only update the limit if there are <= (autolimit/2) or |
971 | * >= (autolimit * 1.5) slots free */ | |
972 | ||
973 | if ((cp->users->totalusers >= (rcp->limit - rcp->autolimit/2)) || | |
974 | (cp->users->totalusers <= (rcp->limit - (3 * rcp->autolimit)/2))) { | |
975 | rcp->limit=cp->users->totalusers+rcp->autolimit; | |
976 | rcp->status |= QCSTAT_MODECHECK; | |
977 | } | |
c86edd1d Q |
978 | |
979 | /* And set the schedule for the next update */ | |
980 | rcp->autoupdate = now + AUTOLIMIT_INTERVAL; | |
981 | } | |
982 | ||
983 | if (!nextsched || rcp->autoupdate <= nextsched) | |
984 | nextsched=rcp->autoupdate; | |
985 | } | |
986 | ||
987 | if (rcp->status & QCSTAT_OPCHECK) { | |
988 | rcp->status &= ~QCSTAT_OPCHECK; | |
989 | cs_docheckopvoice(cp, &changes); | |
990 | } | |
991 | ||
992 | if (rcp->status & QCSTAT_MODECHECK) { | |
993 | rcp->status &= ~QCSTAT_MODECHECK; | |
994 | cs_docheckchanmodes(cp, &changes); | |
995 | } | |
996 | ||
997 | if (rcp->status & QCSTAT_BANCHECK) { | |
998 | rcp->status &= ~QCSTAT_BANCHECK; | |
999 | cs_checkbans(cp); | |
1000 | } | |
1001 | ||
1002 | /* This ban check is AFTER docheckopvoice in case checkopvoice set a | |
1003 | * ban which we need to automatically remove later.. */ | |
1004 | ||
1005 | if (rcp->banduration) { | |
1006 | for (cbp=cp->bans;cbp;cbp=ncbp) { | |
1007 | ncbp=cbp->next; | |
1008 | if (cbp->timeset+rcp->banduration<=now) { | |
1009 | localdosetmode_ban(&changes, bantostring(cbp), MCB_DEL); | |
1010 | } else { | |
1011 | if (!nextsched || cbp->timeset+rcp->banduration <= nextsched) { | |
1012 | nextsched=rcp->banduration+cbp->timeset; | |
1013 | } | |
1014 | } | |
1015 | } | |
1016 | } | |
1017 | ||
1018 | /* Check for expiry of registered bans */ | |
1019 | if (rcp->bans) { | |
1020 | for (rbh=&(rcp->bans);*rbh;) { | |
1021 | rbp=*rbh; | |
1022 | verifyregchanban(rbp); | |
1023 | if (rbp->expiry && (rbp->expiry < now)) { | |
1024 | /* Expired ban */ | |
1025 | /* Remove ban if it's on the channel (localdosetmode_ban will silently | |
1026 | * skip bans that don't exist) */ | |
1027 | localdosetmode_ban(&changes, bantostring(rbp->cbp), MCB_DEL); | |
1028 | /* Remove from database */ | |
1029 | csdb_deleteban(rbp); | |
1030 | /* Remove from list */ | |
1031 | (*rbh)=rbp->next; | |
1032 | /* Free ban/string and update setby refcount, and free actual regban */ | |
1033 | freesstring(rbp->reason); | |
1034 | freechanban(rbp->cbp); | |
1035 | freeregban(rbp); | |
1036 | } else { | |
1037 | if (rbp->expiry && (!nextsched || rbp->expiry <= nextsched)) { | |
1038 | nextsched=rbp->expiry; | |
1039 | } | |
1040 | rbh=&(rbp->next); | |
1041 | } | |
1042 | } | |
1043 | } | |
1044 | ||
1045 | if (nextsched) | |
1046 | rcp->checksched=scheduleoneshot(nextsched, cs_timerfunc, arg); | |
1047 | ||
1048 | localsetmodeflush(&changes, 1); | |
1049 | } | |
1050 | ||
41938c9d | 1051 | void cs_removechannel(regchan *rcp, char *reason) { |
c86edd1d Q |
1052 | int i; |
1053 | chanindex *cip; | |
1054 | regchanuser *rcup, *nrcup; | |
1055 | regban *rbp, *nrbp; | |
1056 | ||
1057 | cip=rcp->index; | |
1058 | ||
1059 | for (i=0;i<REGCHANUSERHASHSIZE;i++) { | |
1060 | for (rcup=rcp->regusers[i];rcup;rcup=nrcup) { | |
1061 | nrcup=rcup->nextbychan; | |
1062 | delreguserfromchannel(rcp, rcup->user); | |
1063 | freeregchanuser(rcup); | |
1064 | } | |
1065 | } | |
1066 | ||
1067 | for (rbp=rcp->bans;rbp;rbp=nrbp) { | |
1068 | nrbp=rbp->next; | |
1069 | freesstring(rbp->reason); | |
1070 | freechanban(rbp->cbp); | |
1071 | freeregban(rbp); | |
1072 | } | |
1073 | ||
1074 | rcp->bans=NULL; | |
1075 | ||
1076 | if (rcp->checksched) | |
1077 | deleteschedule(rcp->checksched, cs_timerfunc, rcp->index); | |
1078 | ||
1079 | if (cip->channel) { | |
41938c9d | 1080 | chanservpartchan(cip->channel, reason); |
c86edd1d Q |
1081 | } |
1082 | ||
1083 | csdb_deletechannel(rcp); | |
1084 | ||
1085 | freesstring(rcp->welcome); | |
1086 | freesstring(rcp->topic); | |
1087 | freesstring(rcp->key); | |
1088 | freesstring(rcp->suspendreason); | |
1089 | freesstring(rcp->comment); | |
1090 | ||
1091 | freeregchan(rcp); | |
1092 | ||
1093 | cip->exts[chanservext]=NULL; | |
1094 | releasechanindex(cip); | |
1095 | } | |
1096 | ||
5f7881b2 | 1097 | /* Sender is who the DELCHAN is attributed to.. */ |
1098 | int cs_removechannelifempty(nick *sender, regchan *rcp) { | |
1099 | unsigned int i; | |
1100 | regchanuser *rcup; | |
1101 | ||
1102 | for (i=0;i<REGCHANUSERHASHSIZE;i++) { | |
1103 | for (rcup=rcp->regusers[i];rcup;rcup=rcup->nextbychan) { | |
50ec21f3 | 1104 | if (rcup->flags & ~(QCUFLAGS_PUNISH)) |
5f7881b2 | 1105 | return 0; |
1106 | } | |
1107 | } | |
1108 | ||
8ba555be | 1109 | cs_log(sender,"DELCHAN %s (Empty)",rcp->index->name->content); |
41938c9d | 1110 | cs_removechannel(rcp, "Last user removed - channel deleted."); |
5f7881b2 | 1111 | |
1112 | return 1; | |
1113 | } | |
1114 | ||
c86edd1d | 1115 | void cs_removeuser(reguser *rup) { |
c86edd1d Q |
1116 | regchanuser *rcup, *nrcup; |
1117 | regchan *rcp; | |
23b85e10 | 1118 | struct authname *anp; |
c86edd1d Q |
1119 | |
1120 | /* Remove the user from all its channels */ | |
1121 | for (rcup=rup->knownon;rcup;rcup=nrcup) { | |
1122 | nrcup=rcup->nextbyuser; | |
c86edd1d Q |
1123 | rcp=rcup->chan; |
1124 | ||
1125 | delreguserfromchannel(rcp, rup); | |
5f7881b2 | 1126 | cs_removechannelifempty(NULL, rcp); |
c86edd1d Q |
1127 | } |
1128 | ||
e3805f60 P |
1129 | if(rup->domain) |
1130 | delreguserfrommaildomain(rup,rup->domain); | |
1131 | freesstring(rup->localpart); | |
c86edd1d | 1132 | freesstring(rup->email); |
9708f78f | 1133 | freesstring(rup->lastemail); |
c86edd1d Q |
1134 | freesstring(rup->lastuserhost); |
1135 | freesstring(rup->suspendreason); | |
1136 | freesstring(rup->comment); | |
1137 | freesstring(rup->info); | |
1138 | ||
1139 | csdb_deleteuser(rup); | |
1140 | ||
1141 | removereguserfromhash(rup); | |
1142 | ||
23b85e10 | 1143 | if ((anp=findauthname(rup->ID)) && anp->nicks) { |
c86edd1d Q |
1144 | rup->status |= QUSTAT_DEAD; |
1145 | } else { | |
1146 | freereguser(rup); | |
1147 | } | |
1148 | } | |
1149 | ||
1150 | int cs_bancheck(nick *np, channel *cp) { | |
1151 | time_t now=time(NULL); | |
1152 | regban **rbh, *rbp; | |
1153 | modechanges changes; | |
1154 | regchan *rcp; | |
1155 | ||
1156 | if (!(rcp=cp->index->exts[chanservext])) | |
1157 | return 0; | |
1158 | ||
1159 | for (rbh=&(rcp->bans);*rbh;) { | |
1160 | if ((*rbh)->expiry && ((*rbh)->expiry < now)) { | |
1161 | /* Expired ban */ | |
1162 | csdb_deleteban(*rbh); | |
1163 | rbp=*rbh; | |
1164 | (*rbh)=rbp->next; | |
1165 | ||
1166 | freesstring(rbp->reason); | |
1167 | freechanban(rbp->cbp); | |
1168 | freeregban(rbp); | |
873f4217 | 1169 | } else if (nickmatchban(np,(*rbh)->cbp,1)) { |
c86edd1d | 1170 | /* This user matches this ban.. */ |
873f4217 | 1171 | if (!nickbanned(np,cp,1)) { |
c86edd1d Q |
1172 | /* Only bother putting the ban on the channel if they're not banned already */ |
1173 | /* (might be covered by this ban or a different one.. doesn't really matter */ | |
1174 | localsetmodeinit(&changes, cp, chanservnick); | |
1175 | localdosetmode_ban(&changes, bantostring((*rbh)->cbp), MCB_ADD); | |
1176 | localsetmodeflush(&changes, 1); | |
1177 | cs_timerfunc(cp->index); | |
1178 | } | |
1179 | localkickuser(chanservnick, cp, np, (*rbh)->reason ? (*rbh)->reason->content : "Banned."); | |
1180 | return 1; | |
1181 | } else { | |
1182 | rbh=&((*rbh)->next); | |
1183 | } | |
1184 | } | |
1185 | ||
1186 | return 0; | |
1187 | } | |
1188 | ||
1189 | void cs_setregban(chanindex *cip, regban *rbp) { | |
1190 | modechanges changes; | |
1191 | int i; | |
1192 | nick *np; | |
1193 | ||
1194 | if (!cip->channel) | |
1195 | return; | |
b263aa79 | 1196 | |
c86edd1d Q |
1197 | localsetmodeinit(&changes, cip->channel, chanservnick); |
1198 | localdosetmode_ban(&changes, bantostring(rbp->cbp), MCB_ADD); | |
1199 | localsetmodeflush(&changes, 1); | |
1200 | ||
1201 | for (i=0;(cip->channel) && i<cip->channel->users->hashsize;i++) { | |
1202 | if (cip->channel->users->content[i]!=nouser && | |
1203 | (np=getnickbynumeric(cip->channel->users->content[i])) && | |
5cdb1f14 | 1204 | !IsService(np) && !IsOper(np) && !IsXOper(np) && |
873f4217 | 1205 | nickmatchban(np, rbp->cbp, 1)) |
c86edd1d Q |
1206 | localkickuser(chanservnick, cip->channel, np, rbp->reason ? rbp->reason->content : "Banned."); |
1207 | } | |
1208 | ||
1209 | cs_timerfunc(cip); | |
1210 | } | |
1211 | ||
1212 | void cs_banuser(modechanges *changes, chanindex *cip, nick *np, const char *reason) { | |
1213 | modechanges lchanges; | |
1214 | char banmask[NICKLEN+USERLEN+HOSTLEN+3]; | |
1215 | ||
1216 | if (!cip->channel) | |
1217 | return; | |
1218 | ||
873f4217 | 1219 | if (nickbanned(np, cip->channel, 1)) { |
c86edd1d Q |
1220 | localkickuser(chanservnick, cip->channel, np, reason?reason:"Banned."); |
1221 | return; | |
1222 | } | |
1223 | ||
1224 | if (IsAccount(np)) { | |
1225 | /* Ban their account.. */ | |
1226 | sprintf(banmask,"*!*@%s.%s",np->authname,HIS_HIDDENHOST); | |
1227 | } else if (IsSetHost(np)) { | |
1228 | /* sethosted: ban ident@host */ | |
1229 | sprintf(banmask,"*!%s@%s",np->shident->content,np->sethost->content); | |
1230 | } else if (np->host->clonecount>3) { | |
1231 | /* >3 clones, ban user@host */ | |
1232 | sprintf(banmask,"*!%s@%s",np->ident,np->host->name->content); | |
1233 | } else { | |
1234 | sprintf(banmask,"*!*@%s",np->host->name->content); | |
1235 | } | |
1236 | ||
1237 | if (!changes) { | |
1238 | localsetmodeinit(&lchanges, cip->channel, chanservnick); | |
1239 | localdosetmode_ban(&lchanges, banmask, MCB_ADD); | |
1240 | localsetmodeflush(&lchanges, 1); | |
1241 | } else { | |
1242 | localdosetmode_ban(changes, banmask, MCB_ADD); | |
1243 | } | |
1244 | ||
1245 | localkickuser(chanservnick, cip->channel, np, reason?reason:"Banned."); | |
1246 | } | |
95332d7b | 1247 | |
1248 | /* | |
1249 | * cs_sanitisechanlev: Removes impossible combinations from chanlev flags. | |
1250 | * chanservuser.c is probably not the right file for this, but nowhere better | |
1251 | * presented itself... | |
1252 | */ | |
1253 | flag_t cs_sanitisechanlev(flag_t flags) { | |
1254 | /* +m or +n cannot have any "punishment" flags */ | |
1255 | if (flags & (QCUFLAG_MASTER | QCUFLAG_OWNER)) | |
50ec21f3 | 1256 | flags &= ~(QCUFLAGS_PUNISH); |
95332d7b | 1257 | |
1258 | /* +d can't be +o */ | |
1259 | if (flags & QCUFLAG_DENY) | |
1260 | flags &= ~QCUFLAG_OP; | |
1261 | ||
1262 | /* +q can't be +v */ | |
1263 | if (flags & QCUFLAG_QUIET) | |
1264 | flags &= ~QCUFLAG_VOICE; | |
1265 | ||
1266 | /* +p trumps +a and +g */ | |
1267 | if (flags & QCUFLAG_PROTECT) | |
1268 | flags &= ~(QCUFLAG_AUTOOP | QCUFLAG_AUTOVOICE); | |
1269 | ||
1270 | /* -o can't be +a */ | |
1271 | if (!(flags & QCUFLAG_OP)) | |
1272 | flags &= ~QCUFLAG_AUTOOP; | |
1273 | ||
1274 | /* +a or -v can't be +g. +a implies +o at this stage (see above) */ | |
1275 | if (!(flags & QCUFLAG_VOICE) || (flags & QCUFLAG_AUTOOP)) | |
1276 | flags &= ~QCUFLAG_AUTOVOICE; | |
1277 | ||
1278 | /* +p requires +o or +v */ | |
1279 | if (!(flags & (QCUFLAG_VOICE | QCUFLAG_OP))) | |
1280 | flags &= ~QCUFLAG_PROTECT; | |
1281 | ||
e8e09b86 | 1282 | /* The personal flags require one of +mnovk, as does +t */ |
95332d7b | 1283 | if (!(flags & (QCUFLAG_OWNER | QCUFLAG_MASTER | QCUFLAG_OP | QCUFLAG_VOICE | QCUFLAG_KNOWN))) |
e8e09b86 | 1284 | flags &= ~(QCUFLAGS_PERSONAL | QCUFLAG_TOPIC); |
95332d7b | 1285 | |
1286 | return flags; | |
1287 | } | |
c86edd1d | 1288 | |
b263aa79 | 1289 | /* |
1290 | * findreguser: | |
1291 | * This function does the standard "nick or #user" lookup. | |
1292 | * If "sender" is not NULL, a suitable error message will | |
1293 | * be sent if the lookup fails. | |
4630ab32 CP |
1294 | * "sender" MUST be sent when a user is requesting a lookup |
1295 | * as there is some policy code here. | |
b263aa79 | 1296 | */ |
1297 | ||
1298 | reguser *findreguser(nick *sender, const char *str) { | |
4630ab32 | 1299 | reguser *rup, *vrup = getreguserfromnick(sender);; |
b263aa79 | 1300 | nick *np; |
1301 | ||
1302 | if (!str || !*str) | |
1303 | return NULL; | |
1304 | ||
1305 | if (*str=='#') { | |
1306 | if (str[1]=='\0') { | |
1307 | if (sender) | |
1308 | chanservstdmessage(sender, QM_UNKNOWNUSER, str); | |
1309 | return NULL; | |
1310 | } | |
1311 | if (!(rup=findreguserbynick(str+1)) && sender) | |
1312 | chanservstdmessage(sender, QM_UNKNOWNUSER, str); | |
372e4f1d | 1313 | } else if (*str=='&' && vrup && UHasStaffPriv(vrup)) { |
4630ab32 CP |
1314 | if (str[1]=='\0') { |
1315 | if (sender) | |
1316 | chanservstdmessage(sender, QM_UNKNOWNUSER, str); | |
1317 | return NULL; | |
1318 | } | |
1319 | if (!(rup=findreguserbyID(atoi(str+1))) && sender) | |
1320 | chanservstdmessage(sender, QM_UNKNOWNUSER, str); | |
b263aa79 | 1321 | } else { |
1322 | if (!(np=getnickbynick(str))) { | |
1323 | if (sender) | |
1324 | chanservstdmessage(sender, QM_UNKNOWNUSER, str); | |
1325 | return NULL; | |
1326 | } | |
1327 | if (!(rup=getreguserfromnick(np)) && sender) | |
1328 | chanservstdmessage(sender, QM_USERNOTAUTHED, str); | |
1329 | } | |
1330 | ||
4002da60 CP |
1331 | /* removed the suspended check from here, I don't see the point... */ |
1332 | if (rup && (rup->status & QUSTAT_DEAD)) { | |
b263aa79 | 1333 | chanservstdmessage(sender, QM_USERHASBADAUTH, rup->username); |
1334 | return NULL; | |
1335 | } | |
1336 | ||
1337 | return rup; | |
1338 | } | |
336765cd CP |
1339 | |
1340 | /* | |
1341 | * Unbans a mask from a channel, including permbans if user has correct privs. | |
0a53499c | 1342 | * |
1343 | * Return 0 if it works, 1 if it don't. | |
336765cd | 1344 | */ |
0a53499c | 1345 | int cs_unbanfn(nick *sender, chanindex *cip, UnbanFN fn, void *arg, int removepermbans, int abortonfailure) { |
336765cd CP |
1346 | regban **rbh, *rbp; |
1347 | chanban **cbh, *cbp; | |
1348 | regchan *rcp; | |
1349 | modechanges changes; | |
1350 | char *banstr; | |
1351 | ||
1352 | rcp=cip->exts[chanservext]; | |
1353 | ||
1354 | if (cip->channel) | |
1355 | localsetmodeinit(&changes, cip->channel, chanservnick); | |
1356 | ||
1357 | for (rbh=&(rcp->bans); *rbh; ) { | |
1358 | rbp=*rbh; | |
1359 | if (fn(arg, rbp->cbp)) { | |
1360 | banstr=bantostring(rbp->cbp); | |
1361 | /* Check perms and remove */ | |
1362 | if(!removepermbans) { | |
1363 | chanservstdmessage(sender, QM_WARNNOTREMOVEDPERMBAN, banstr, cip->name->content); | |
1364 | rbh=&(rbp->next); | |
1365 | } else if (!cs_checkaccess(sender, NULL, CA_MASTERPRIV, cip, NULL, 0, 1)) { | |
1366 | chanservstdmessage(sender, QM_NOTREMOVEDPERMBAN, banstr, cip->name->content); | |
0a53499c | 1367 | if (abortonfailure) return 1; /* Just give up... */ |
336765cd CP |
1368 | rbh=&(rbp->next); |
1369 | } else { | |
1370 | chanservstdmessage(sender, QM_REMOVEDPERMBAN, banstr, cip->name->content); | |
1371 | if (cip->channel) | |
1372 | localdosetmode_ban(&changes, banstr, MCB_DEL); | |
1373 | /* Remove from database */ | |
1374 | csdb_deleteban(rbp); | |
1375 | /* Remove from list */ | |
1376 | (*rbh)=rbp->next; | |
1377 | /* Free ban/string and update setby refcount, and free actual regban */ | |
1378 | freesstring(rbp->reason); | |
1379 | freechanban(rbp->cbp); | |
1380 | freeregban(rbp); | |
1381 | } | |
1382 | } else { | |
1383 | rbh=&(rbp->next); | |
1384 | } | |
1385 | } | |
1386 | ||
1387 | if (cip->channel) { | |
1388 | for (cbh=&(cip->channel->bans); *cbh; ) { | |
1389 | cbp=*cbh; | |
1390 | if (fn(arg, cbp)) { | |
1391 | /* Remove */ | |
1392 | banstr=bantostring(cbp); | |
1393 | chanservstdmessage(sender, QM_REMOVEDCHANBAN, banstr, cip->name->content); | |
1394 | localdosetmode_ban(&changes, banstr, MCB_DEL); | |
1395 | } else { | |
1396 | cbh=&(cbp->next); | |
1397 | } | |
1398 | } | |
1399 | localsetmodeflush(&changes,1); | |
1400 | } | |
0a53499c | 1401 | |
1402 | return 0; | |
336765cd | 1403 | } |
1482fb78 | 1404 | |
1405 | /* Add entry to channel op history when someone gets ops. */ | |
1406 | void cs_logchanop(regchan *rcp, char *nick, reguser *rup) { | |
1407 | strncpy(rcp->chanopnicks[rcp->chanoppos], nick, NICKLEN); | |
1408 | rcp->chanopnicks[rcp->chanoppos][NICKLEN]='\0'; | |
1409 | rcp->chanopaccts[rcp->chanoppos]=rup->ID; | |
1410 | rcp->chanoppos=(rcp->chanoppos+1)%CHANOPHISTORY; | |
1411 | } | |
dae08100 CP |
1412 | |
1413 | int checkreason(nick *np, char *reason) { | |
1414 | if((strlen(reason) < MIN_REASONLEN) || !strchr(reason, ' ')) { | |
1415 | chanservstdmessage(np, QM_REASONREQUIRED); | |
1416 | return 0; | |
1417 | } | |
1418 | ||
1419 | return 1; | |
1420 | } |