1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
19 #include "inspircd_config.h"
21 #include "inspircd_io.h"
23 #include <sys/errno.h>
27 #include <ext/hash_map>
35 #include "connection.h"
45 #include "inspstring.h"
46 #include "helperfuncs.h"
50 extern std::vector<Module*> modules;
51 extern std::vector<ircd_module*> factory;
52 extern InspIRCd* ServerInstance;
53 extern ServerConfig* Config;
57 char* ModeParser::GiveOps(userrec *user,char *dest,chanrec *chan,int status)
61 if ((!user) || (!dest) || (!chan) || (!*dest))
63 log(DEFAULT,"*** BUG *** GiveOps was given an invalid parameter");
69 log(DEFAULT,"the target nickname given to GiveOps couldnt be found");
70 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
75 if (user->server == d->server)
78 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_OP));
80 if (MOD_RESULT == ACR_DENY)
82 if (MOD_RESULT == ACR_DEFAULT)
84 if ((status < STATUS_OP) && (!is_uline(user->server)) && (IS_LOCAL(user)))
86 log(DEBUG,"%s cant give ops to %s because they nave status %d and needs %d",user->nick,dest,status,STATUS_OP);
87 WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
94 for (unsigned int i = 0; i < d->chans.size(); i++)
96 if ((d->chans[i].channel != NULL) && (chan != NULL))
97 if (!strcasecmp(d->chans[i].channel->name,chan->name))
99 if (d->chans[i].uc_modes & UCMODE_OP)
101 /* mode already set on user, dont allow multiple */
104 d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_OP;
105 d->chans[i].channel->AddOppedUser((char*)d);
106 log(DEBUG,"gave ops: %s %s",d->chans[i].channel->name,d->nick);
110 log(DEFAULT,"The target channel given to GiveOps was not in the users mode list");
115 char* ModeParser::GiveHops(userrec *user,char *dest,chanrec *chan,int status)
119 if ((!user) || (!dest) || (!chan) || (!*dest))
121 log(DEFAULT,"*** BUG *** GiveHops was given an invalid parameter");
128 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
133 if (user->server == d->server)
136 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_HALFOP));
138 if (MOD_RESULT == ACR_DENY)
140 if (MOD_RESULT == ACR_DEFAULT)
142 if ((status < STATUS_OP) && (!is_uline(user->server)) && (IS_LOCAL(user)))
144 WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
150 for (unsigned int i = 0; i < d->chans.size(); i++)
152 if ((d->chans[i].channel != NULL) && (chan != NULL))
153 if (!strcasecmp(d->chans[i].channel->name,chan->name))
155 if (d->chans[i].uc_modes & UCMODE_HOP)
157 /* mode already set on user, dont allow multiple */
160 d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_HOP;
161 d->chans[i].channel->AddHalfoppedUser((char*)d);
162 log(DEBUG,"gave h-ops: %s %s",d->chans[i].channel->name,d->nick);
170 char* ModeParser::GiveVoice(userrec *user,char *dest,chanrec *chan,int status)
174 if ((!user) || (!dest) || (!chan) || (!*dest))
176 log(DEFAULT,"*** BUG *** GiveVoice was given an invalid parameter");
183 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
188 if (user->server == d->server)
191 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_VOICE));
193 if (MOD_RESULT == ACR_DENY)
195 if (MOD_RESULT == ACR_DEFAULT)
197 if ((status < STATUS_HOP) && (!is_uline(user->server)) && (IS_LOCAL(user)))
199 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, chan->name);
205 for (unsigned int i = 0; i < d->chans.size(); i++)
207 if ((d->chans[i].channel != NULL) && (chan != NULL))
208 if (!strcasecmp(d->chans[i].channel->name,chan->name))
210 if (d->chans[i].uc_modes & UCMODE_VOICE)
212 /* mode already set on user, dont allow multiple */
215 d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_VOICE;
216 d->chans[i].channel->AddVoicedUser((char*)d);
217 log(DEBUG,"gave voice: %s %s",d->chans[i].channel->name,d->nick);
225 char* ModeParser::TakeOps(userrec *user,char *dest,chanrec *chan,int status)
229 if ((!user) || (!dest) || (!chan) || (!*dest))
231 log(DEFAULT,"*** BUG *** TakeOps was given an invalid parameter");
238 log(DEBUG,"TakeOps couldnt resolve the target nickname: %s",dest);
239 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
244 if (user->server == d->server)
247 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_DEOP));
249 if (MOD_RESULT == ACR_DENY)
251 if (MOD_RESULT == ACR_DEFAULT)
253 if ((status < STATUS_OP) && (!is_uline(user->server)) && (IS_LOCAL(user)) && (IS_LOCAL(user)))
255 WriteServ(user->fd,"482 %s %s :You are not a channel operator",user->nick, chan->name);
261 for (unsigned int i = 0; i < d->chans.size(); i++)
263 if ((d->chans[i].channel != NULL) && (chan != NULL))
264 if (!strcasecmp(d->chans[i].channel->name,chan->name))
266 if ((d->chans[i].uc_modes & UCMODE_OP) == 0)
268 /* mode already set on user, dont allow multiple */
271 d->chans[i].uc_modes ^= UCMODE_OP;
272 d->chans[i].channel->DelOppedUser((char*)d);
273 log(DEBUG,"took ops: %s %s",d->chans[i].channel->name,d->nick);
277 log(DEBUG,"TakeOps couldnt locate the target channel in the target users list");
282 char* ModeParser::TakeHops(userrec *user,char *dest,chanrec *chan,int status)
286 if ((!user) || (!dest) || (!chan) || (!*dest))
288 log(DEFAULT,"*** BUG *** TakeHops was given an invalid parameter");
295 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
300 if (user->server == d->server)
303 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_DEHALFOP));
305 if (MOD_RESULT == ACR_DENY)
307 if (MOD_RESULT == ACR_DEFAULT)
309 /* Tweak by Brain suggested by w00t, allow a halfop to dehalfop themselves */
310 if ((user != d) && ((status < STATUS_OP) && (!is_uline(user->server))) && (IS_LOCAL(user)))
312 WriteServ(user->fd,"482 %s %s :You are not a channel operator",user->nick, chan->name);
318 for (unsigned int i = 0; i < d->chans.size(); i++)
320 if ((d->chans[i].channel != NULL) && (chan != NULL))
321 if (!strcasecmp(d->chans[i].channel->name,chan->name))
323 if ((d->chans[i].uc_modes & UCMODE_HOP) == 0)
325 /* mode already set on user, dont allow multiple */
328 d->chans[i].uc_modes ^= UCMODE_HOP;
329 d->chans[i].channel->DelHalfoppedUser((char*)d);
330 log(DEBUG,"took h-ops: %s %s",d->chans[i].channel->name,d->nick);
338 char* ModeParser::TakeVoice(userrec *user,char *dest,chanrec *chan,int status)
342 if ((!user) || (!dest) || (!chan) || (!*dest))
344 log(DEFAULT,"*** BUG *** TakeVoice was given an invalid parameter");
351 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
356 if (user->server == d->server)
359 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_DEVOICE));
361 if (MOD_RESULT == ACR_DENY)
363 if (MOD_RESULT == ACR_DEFAULT)
365 if ((status < STATUS_HOP) && (!is_uline(user->server)) && (IS_LOCAL(user)))
367 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, chan->name);
373 for (unsigned int i = 0; i < d->chans.size(); i++)
375 if ((d->chans[i].channel != NULL) && (chan != NULL))
376 if (!strcasecmp(d->chans[i].channel->name,chan->name))
378 if ((d->chans[i].uc_modes & UCMODE_VOICE) == 0)
380 /* mode already set on user, dont allow multiple */
383 d->chans[i].uc_modes ^= UCMODE_VOICE;
384 d->chans[i].channel->DelVoicedUser((char*)d);
385 log(DEBUG,"took voice: %s %s",d->chans[i].channel->name,d->nick);
393 char* ModeParser::AddBan(userrec *user,char *dest,chanrec *chan,int status)
396 int toomanyexclamation = 0;
399 if ((!user) || (!dest) || (!chan) || (!*dest))
401 log(DEFAULT,"*** BUG *** AddBan was given an invalid parameter");
405 for (char* i = dest; *i; i++)
407 if ((*i < 32) || (*i > 126))
413 toomanyexclamation++;
421 if (toomanyexclamation != 1 || toomanyat != 1)
423 * this stops sillyness like n!u!u!u@h, though note that most
424 * ircds don't actually verify banmask validity. --w00t
428 long maxbans = GetMaxBans(chan->name);
429 if ((unsigned)chan->bans.size() > (unsigned)maxbans)
431 WriteServ(user->fd,"478 %s %s :Channel ban list for %s is full (maximum entries for this channel is %d)",user->nick, chan->name,chan->name,maxbans);
435 log(DEBUG,"AddBan: %s %s",chan->name,user->nick);
438 FOREACH_RESULT(I_OnAddBan,OnAddBan(user,chan,dest));
443 for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
445 if (!strcasecmp(i->data,dest))
447 // dont allow a user to set the same ban twice
453 strlcpy(b.data,dest,MAXBUF);
456 strlcpy(b.set_by,user->nick,NICKMAX-1);
460 strlcpy(b.set_by,Config->ServerName,NICKMAX-1);
462 chan->bans.push_back(b);
466 char* ModeParser::TakeBan(userrec *user,char *dest,chanrec *chan,int status)
468 if ((!user) || (!dest) || (!chan) || (!*dest)) {
469 log(DEFAULT,"*** BUG *** TakeBan was given an invalid parameter");
473 log(DEBUG,"del_ban: %s %s",chan->name,user->nick);
474 for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
476 if (!strcasecmp(i->data,dest))
479 FOREACH_RESULT(I_OnDelBan,OnDelBan(user,chan,dest));
489 // tidies up redundant modes, e.g. +nt-nt+i becomes +-+i,
490 // a section further down the chain tidies up the +-+- crap.
491 std::string ModeParser::CompressModes(std::string modes,bool channelmodes)
495 memset(counts,0,sizeof(counts));
496 memset(active,0,sizeof(active));
497 for (unsigned int i = 0; i < modes.length(); i++)
499 if ((modes[i] == '+') || (modes[i] == '-'))
503 if ((strchr("itnmsp",modes[i])) || ((ModeDefined(modes[i],MT_CHANNEL)) && (ModeDefinedOn(modes[i],MT_CHANNEL)==0) && (ModeDefinedOff(modes[i],MT_CHANNEL)==0)))
505 log(DEBUG,"Tidy mode %c",modes[i]);
506 counts[(unsigned int)modes[i]]++;
507 active[(unsigned int)modes[i]] = true;
512 log(DEBUG,"Tidy mode %c",modes[i]);
513 counts[(unsigned int)modes[i]]++;
514 active[(unsigned int)modes[i]] = true;
517 for (int j = 65; j < 127; j++)
519 if ((counts[j] > 1) && (active[j] == true))
522 v[0] = (unsigned char)j;
524 std::string mode_str = v;
525 std::string::size_type pos = modes.find(mode_str);
526 if (pos != std::string::npos)
528 log(DEBUG,"all occurances of mode %c to be deleted...",(unsigned char)j);
529 while (modes.find(mode_str) != std::string::npos)
530 modes.erase(modes.find(mode_str),1);
531 log(DEBUG,"New mode line: %s",modes.c_str());
538 void ModeParser::ProcessModes(char **parameters,userrec* user,chanrec *chan,int status, int pcnt, bool servermode, bool silent, bool local)
541 log(DEFAULT,"*** BUG *** process_modes was given an invalid parameter");
545 char modelist[MAXBUF];
546 char outlist[MAXBUF];
548 char outpars[32][MAXBUF];
554 bool k_set = false, l_set = false, previously_set_l = false, previously_unset_l = false, previously_set_k = false, previously_unset_k = false;
565 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,NULL,chan,AC_GENERAL_MODE));
566 if (MOD_RESULT == ACR_DENY)
570 log(DEBUG,"process_modes: start: parameters=%d",pcnt);
572 strlcpy(modelist,parameters[1],MAXBUF); /* mode list, e.g. +oo-o *
573 * parameters[2] onwards are parameters for
574 * modes that require them :) */
575 *outlist = *modelist;
576 char* outl = outlist+1;
578 mdir = (*modelist == '+');
580 log(DEBUG,"process_modes: modelist: %s",modelist);
582 std::string tidied = this->CompressModes(modelist,true);
583 strlcpy(modelist,tidied.c_str(),MAXBUF);
585 int len = tidied.length();
586 while (modelist[len-1] == ' ')
587 modelist[--len] = '\0';
589 bool next_cant_be_modifier = false;
592 for (modechar = (modelist + 1); *modechar; ptr++, modechar++)
596 /* If we have more than MAXMODES changes in one line,
597 * drop all after the MAXMODES
602 log(DEBUG,"Mode %c",*modechar);
610 next_cant_be_modifier = true;
617 next_cant_be_modifier = true;
622 if ((param >= pcnt)) break;
623 log(DEBUG,"Enough parameters left");
628 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'o', parameters[param], true, 1));
631 log(DEBUG,"calling GiveOps");
632 r = GiveOps(user,parameters[param++],chan,status);
639 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'o', parameters[param], false, 1));
642 log(DEBUG,"calling TakeOps");
643 r = TakeOps(user,parameters[param++],chan,status);
650 strlcpy(outpars[pc++],r,MAXBUF);
655 if (((param >= pcnt)) || (!Config->AllowHalfop)) break;
660 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'h', parameters[param], true, 1));
663 r = GiveHops(user,parameters[param++],chan,status);
670 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'h', parameters[param], false, 1));
673 r = TakeHops(user,parameters[param++],chan,status);
680 strlcpy(outpars[pc++],r,MAXBUF);
686 if ((param >= pcnt)) break;
691 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'v', parameters[param], true, 1));
694 r = GiveVoice(user,parameters[param++],chan,status);
701 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'v', parameters[param], false, 1));
704 r = TakeVoice(user,parameters[param++],chan,status);
711 strlcpy(outpars[pc++],r,MAXBUF);
716 if ((param >= pcnt)) break;
721 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'b', parameters[param], true, 1));
724 r = AddBan(user,parameters[param++],chan,status);
731 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'b', parameters[param], false, 1));
734 r = TakeBan(user,parameters[param++],chan,status);
741 strlcpy(outpars[pc++],parameters[param-1],MAXBUF);
755 if (previously_unset_k)
757 previously_set_k = true;
762 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'k', parameters[param], true, 1));
767 strlcpy(key,parameters[param++],32);
768 strlcpy(outpars[pc++],key,MAXBUF);
769 strlcpy(chan->key,key,MAXBUF);
777 /* checks on -k are case sensitive and only accurate to the
778 first 32 characters */
779 if (previously_set_k)
781 previously_unset_k = true;
785 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'k', parameters[param], false, 1));
788 strlcpy(key,parameters[param++],32);
789 /* only allow -k if correct key given */
790 if (!strcmp(chan->key,key))
794 strlcpy(outpars[pc++],key,MAXBUF);
804 if (previously_set_l)
806 previously_unset_l = true;
808 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'l', "", false, 0));
819 if ((param >= pcnt)) break;
824 if (previously_unset_l)
826 previously_set_l = true;
827 bool invalid = false;
828 for (char* f = parameters[param]; *f; f++)
830 if ((*f < '0') || (*f > '9'))
835 /* If the limit is < 1, or the new limit is the current limit, dont allow */
836 if ((atoi(parameters[param]) < 1) || ((chan->limit > 0) && (atoi(parameters[param]) == chan->limit)))
845 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'l', parameters[param], true, 1));
849 chan->limit = atoi(parameters[param]);
851 // reported by mech: large values cause underflow
853 chan->limit = 0x7FFF;
859 strlcpy(outpars[pc++],parameters[param++],MAXBUF);
867 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'i', "", mdir, 0));
872 if (!(chan->binarymodes & CM_INVITEONLY)) *outl++ = 'i';
873 chan->binarymodes |= CM_INVITEONLY;
877 if (chan->binarymodes & CM_INVITEONLY) *outl++ = 'i';
878 chan->binarymodes &= ~CM_INVITEONLY;
885 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 't', "", mdir, 0));
890 if (!(chan->binarymodes & CM_TOPICLOCK)) *outl++ = 't';
891 chan->binarymodes |= CM_TOPICLOCK;
895 if (chan->binarymodes & CM_TOPICLOCK) *outl++ = 't';
896 chan->binarymodes &= ~CM_TOPICLOCK;
903 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'n', "", mdir, 0));
908 if (!(chan->binarymodes & CM_NOEXTERNAL)) *outl++ = 'n';
909 chan->binarymodes |= CM_NOEXTERNAL;
913 if (chan->binarymodes & CM_NOEXTERNAL) *outl++ = 'n';
914 chan->binarymodes &= ~CM_NOEXTERNAL;
921 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'm', "", mdir, 0));
926 if (!(chan->binarymodes & CM_MODERATED)) *outl++ = 'm';
927 chan->binarymodes |= CM_MODERATED;
931 if (chan->binarymodes & CM_MODERATED) *outl++ = 'm';
932 chan->binarymodes &= ~CM_MODERATED;
939 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 's', "", mdir, 0));
944 if (!(chan->binarymodes & CM_SECRET)) *outl++ = 's';
945 chan->binarymodes |= CM_SECRET;
946 if (chan->binarymodes & CM_PRIVATE)
948 chan->binarymodes &= ~CM_PRIVATE;
951 *outl++ = '-'; *outl++ = 'p'; *outl++ = '+';
957 if (chan->binarymodes & CM_SECRET) *outl++ = 's';
958 chan->binarymodes &= ~CM_SECRET;
965 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'p', "", mdir, 0));
970 if (!(chan->binarymodes & CM_PRIVATE)) *outl++ = 'p';
971 chan->binarymodes |= CM_PRIVATE;
972 if (chan->binarymodes & CM_SECRET)
974 chan->binarymodes &= ~CM_SECRET;
977 *outl++ = '-'; *outl++ = 's'; *outl++ = '+';
983 if (chan->binarymodes & CM_PRIVATE) *outl++ = 'p';
984 chan->binarymodes &= ~CM_PRIVATE;
990 log(DEBUG,"Preprocessing custom mode %c: modelist: %s",*modechar,chan->custom_modes);
993 if (((!strchr(chan->custom_modes,*modechar)) && (!mdir)) || ((strchr(chan->custom_modes,*modechar)) && (mdir)))
995 if (!ModeIsListMode(*modechar,MT_CHANNEL))
997 log(DEBUG,"Mode %c isnt set on %s but trying to remove!",*modechar,chan->name);
1001 if (ModeDefined(*modechar,MT_CHANNEL))
1003 log(DEBUG,"A module has claimed this mode");
1006 if ((ModeDefinedOn(*modechar,MT_CHANNEL)>0) && (mdir))
1008 p.push_back(parameters[param]);
1010 if ((ModeDefinedOff(*modechar,MT_CHANNEL)>0) && (!mdir))
1012 p.push_back(parameters[param]);
1015 bool handled = false;
1018 // we're supposed to have a parameter, but none was given... so dont handle the mode.
1019 if (((ModeDefinedOn(*modechar,MT_CHANNEL)>0) && (mdir)) || ((ModeDefinedOff(*modechar,MT_CHANNEL)>0) && (!mdir)))
1021 log(DEBUG,"Not enough parameters for module-mode %c",*modechar);
1027 // BIG ASS IDIOTIC CODER WARNING!
1028 // Using OnRawMode on another modules mode's behavour
1029 // will confuse the crap out of admins! just because you CAN
1030 // do it, doesnt mean you SHOULD!
1032 std::string para = "";
1035 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, *modechar, para, mdir, pcnt));
1038 for (int i = 0; i <= MODCOUNT; i++)
1042 int t = modules[i]->OnExtendedMode(user,chan,*modechar,MT_CHANNEL,mdir,p);
1045 log(DEBUG,"OnExtendedMode returned nonzero for a module");
1046 if (ModeIsListMode(*modechar,MT_CHANNEL))
1057 *outl++ = *modechar;
1059 strlcpy(outpars[pc++],parameters[param++],MAXBUF);
1066 /* Null terminate it early for the 'else' below
1067 * so it can use strchr (ugh)
1069 *outl++ = *modechar;
1070 chan->SetCustomMode(*modechar,mdir);
1071 // include parameters in output if mode has them
1072 if ((ModeDefinedOn(*modechar,MT_CHANNEL)>0) && (mdir))
1074 chan->SetCustomModeParam(modelist[ptr],parameters[param],mdir);
1075 strlcpy(outpars[pc++],parameters[param++],MAXBUF);
1079 // break, because only one module can handle the mode.
1088 WriteServ(user->fd,"472 %s %c :is unknown mode char to me",user->nick,*modechar);
1096 /* Null terminate it now we're done */
1100 while (*outl && (*outl < 'A'))
1102 /* outl now points to the first mode character after +'s and -'s */
1104 /* Now points at first mode-modifier + or - symbol */
1107 /* Now we tidy off any trailing -'s etc */
1110 while ((*--trim == '+') || (*trim == '-'))
1113 /* The mode change must be at least two characters long (+ or - and at least one mode) */
1114 if (((*outl == '+') || (*outl == '-')) && *(outl+1))
1116 strlcpy(outstr,outl,MAXBUF);
1117 for (ptr = 0; ptr < pc; ptr++)
1119 charlcat(outstr,' ',MAXBUF);
1120 strlcat(outstr,outpars[ptr],MAXBUF);
1124 log(DEBUG,"Local mode change");
1125 WriteChannelLocal(chan, user, "MODE %s %s",chan->name,outstr);
1126 FOREACH_MOD(I_OnMode,OnMode(user, chan, TYPE_CHANNEL, outstr));
1134 WriteChannelWithServ(Config->ServerName,chan,"MODE %s %s",chan->name,outstr);
1142 WriteChannel(chan,user,"MODE %s %s",chan->name,outstr);
1143 FOREACH_MOD(I_OnMode,OnMode(user, chan, TYPE_CHANNEL, outstr));
1150 // based on sourcemodes, return true or false to determine if umode is a valid mode a user may set on themselves or others.
1152 bool ModeParser::AllowedUmode(char umode, char* sourcemodes,bool adding,bool serveroverride)
1154 log(DEBUG,"Allowed_umode: %c %s",umode,sourcemodes);
1155 // Servers can +o and -o arbitrarily
1156 if ((serveroverride == true) && (umode == 'o'))
1160 // RFC1459 specified modes
1161 if ((umode == 'w') || (umode == 's') || (umode == 'i'))
1163 log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
1167 // user may not +o themselves or others, but an oper may de-oper other opers or themselves
1168 if ((strchr(sourcemodes,'o')) && (!adding))
1170 log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
1173 else if (umode == 'o')
1175 log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
1179 // process any module-defined modes that need oper
1180 if ((ModeDefinedOper(umode,MT_CLIENT)) && (strchr(sourcemodes,'o')))
1182 log(DEBUG,"umode %c allowed by module handler (oper only mode)",umode);
1186 if (ModeDefined(umode,MT_CLIENT))
1188 // process any module-defined modes that don't need oper
1189 log(DEBUG,"umode %c allowed by module handler (non-oper mode)",umode);
1190 if ((ModeDefinedOper(umode,MT_CLIENT)) && (!strchr(sourcemodes,'o')))
1192 // no, this mode needs oper, and this user 'aint got what it takes!
1198 // anything else - return false.
1199 log(DEBUG,"umode %c not known by any ruleset",umode);
1203 bool ModeParser::ProcessModuleUmode(char umode, userrec* source, void* dest, bool adding)
1210 strlcpy(s2->nick,Config->ServerName,NICKMAX-1);
1219 if (ModeDefined(umode,MT_CLIENT))
1221 for (int i = 0; i <= MODCOUNT; i++)
1223 if (modules[i]->OnExtendedMode(source,(void*)dest,umode,MT_CLIENT,adding,p))
1225 log(DEBUG,"Module %s claims umode %c",Config->module_names[i].c_str(),umode);
1229 log(DEBUG,"No module claims umode %c",umode);
1248 void cmd_mode::Handle (char **parameters, int pcnt, userrec *user)
1254 char outpars[MAXBUF];
1255 bool next_ok = true;
1257 dest = Find(parameters[0]);
1264 if ((dest) && (pcnt == 1))
1266 WriteServ(user->fd,"221 %s :+%s",dest->nick,dest->modes);
1270 if ((dest) && (pcnt > 1))
1272 std::string tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
1273 parameters[1] = (char*)tidied.c_str();
1275 char dmodes[MAXBUF];
1276 strlcpy(dmodes,dest->modes,MAXMODES);
1277 log(DEBUG,"pulled up dest user modes: %s",dmodes);
1282 if ((strchr(user->modes,'o')) || (is_uline(user->server)))
1293 WriteServ(user->fd,"482 %s :Can't change mode for other users",user->nick);
1297 outpars[0] = *parameters[1];
1299 direction = (*parameters[1] == '+');
1301 if ((*parameters[1] != '+') && (*parameters[1] != '-'))
1304 for (char* i = parameters[1]; *i; i++)
1309 if ((i != parameters[1]) && (*i != '+') && (*i != '-'))
1314 if ((direction != 1) && (next_ok))
1316 charlcat(outpars,'+',MAXBUF);
1324 if ((direction != 0) && (next_ok))
1326 charlcat(outpars,'-',MAXBUF);
1334 if (strchr(user->modes,'o'))
1340 if ((*i == 'i') || (*i == 'w') || (*i == 's') || (ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,direction,false)))
1349 if ((!strchr(dmodes,*i)) && (ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,true,false)))
1351 if ((ServerInstance->ModeGrok->ProcessModuleUmode(*i, user, dest, direction)) || (*i == 'i') || (*i == 's') || (*i == 'w') || (*i == 'o'))
1353 charlcat(dmodes,*i,MAXMODES);
1354 charlcat(outpars,*i,MAXMODES);
1357 FOREACH_MOD(I_OnGlobalOper,OnGlobalOper(dest));
1364 if ((ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,false,false)) && (strchr(dmodes,*i)))
1366 if ((ServerInstance->ModeGrok->ProcessModuleUmode(*i, user, dest, direction)) || (*i == 'i') || (*i == 's') || (*i == 'w') || (*i == 'o'))
1368 charlcat(outpars,*i,MAXMODES);
1369 charremove(dmodes,*i);
1386 for (char* i = outpars; *i;)
1389 if (((*i == '-') || (*i == '+')) && ((*(i+1) == '-') || (*(i+1) == '+')))
1391 // someones playing silly buggers and trying
1392 // to put a +- or -+ into the line...
1397 // Someone's trying to make the last character in
1398 // the line be a + or - symbol.
1399 if ((*i == '-') || (*i == '+'))
1407 if ((*b) && (!IS_SINGLE(b,'+')) && (!IS_SINGLE(b,'-')))
1409 WriteTo(user, dest, "MODE %s :%s", dest->nick, b);
1410 FOREACH_MOD(I_OnMode,OnMode(user, dest, TYPE_USER, b));
1413 log(DEBUG,"Stripped mode line");
1414 log(DEBUG,"Line dest is now %s",dmodes);
1415 strlcpy(dest->modes,dmodes,MAXMODES-1);
1422 Ptr = FindChan(parameters[0]);
1427 /* just /modes #channel */
1428 WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name, chanmodes(Ptr,has_channel(user,Ptr)));
1429 WriteServ(user->fd,"329 %s %s %d", user->nick, Ptr->name, Ptr->created);
1435 char* mode = parameters[1];
1439 FOREACH_RESULT(I_OnRawMode,OnRawMode(user, Ptr, *mode, "", false, 0));
1445 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
1447 WriteServ(user->fd,"367 %s %s %s %s %d",user->nick, Ptr->name, i->data, i->set_by, i->set_time);
1449 WriteServ(user->fd,"368 %s %s :End of channel ban list",user->nick, Ptr->name);
1452 if ((ModeDefined(*mode,MT_CHANNEL)) && (ModeIsListMode(*mode,MT_CHANNEL)))
1454 // list of items for an extmode
1455 log(DEBUG,"Calling OnSendList for all modules, list output for mode %c",*mode);
1456 FOREACH_MOD(I_OnSendList,OnSendList(user,Ptr,*mode));
1462 if (((Ptr) && (!has_channel(user,Ptr))) && (!is_uline(user->server)) && (IS_LOCAL(user)))
1464 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
1471 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,NULL,Ptr,AC_GENERAL_MODE));
1473 if (MOD_RESULT == ACR_DENY)
1475 if (MOD_RESULT == ACR_DEFAULT)
1477 if ((cstatus(user,Ptr) < STATUS_HOP) && (IS_LOCAL(user)))
1479 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, Ptr->name);
1484 ServerInstance->ModeGrok->ProcessModes(parameters,user,Ptr,cstatus(user,Ptr),pcnt,false,false,false);
1489 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1496 void ModeParser::ServerMode(char **parameters, int pcnt, userrec *user)
1502 char outpars[MAXBUF];
1503 bool next_ok = true;
1505 dest = Find(parameters[0]);
1507 // fix: ChroNiCk found this - we cant use this as debug if its null!
1510 log(DEBUG,"server_mode on %s",dest->nick);
1513 if ((dest) && (pcnt > 1))
1515 std::string tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
1516 parameters[1] = (char*)tidied.c_str();
1518 char dmodes[MAXBUF];
1519 strlcpy(dmodes,dest->modes,MAXBUF);
1521 outpars[0] = *parameters[1];
1523 direction = (*parameters[1] == '+');
1525 if ((*parameters[1] != '+') && (*parameters[1] != '-'))
1528 for (char* i = parameters[1]; *i; i++)
1533 if ((i != parameters[1]) && (*i != '+') && (*i != '-'))
1538 if ((direction != 1) && (next_ok))
1541 charlcat(outpars,'+',MAXBUF);
1548 if ((direction != 0) && (next_ok))
1551 charlcat(outpars,'-',MAXBUF);
1557 log(DEBUG,"begin mode processing entry");
1563 log(DEBUG,"umode %c being added",*i);
1564 if ((!strchr(dmodes,*i)) && (ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,true,true)))
1566 log(DEBUG,"umode %c is an allowed umode",*i);
1567 if ((ServerInstance->ModeGrok->ProcessModuleUmode(*i, user, dest, direction)) || (*i == 'i') || (*i == 's') || (*i == 'w') || (*i == 'o'))
1569 charlcat(dmodes,*i,MAXMODES);
1570 charlcat(outpars,*i,MAXMODES);
1576 // can only remove a mode they already have
1577 log(DEBUG,"umode %c being removed",*i);
1578 if ((ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,false,true)) && (strchr(dmodes,*i)))
1580 log(DEBUG,"umode %c is an allowed umode",*i);
1581 if ((ServerInstance->ModeGrok->ProcessModuleUmode(*i, user, dest, direction)) || (*i == 'i') || (*i == 's') || (*i == 'w') || (*i == 'o'))
1583 charlcat(outpars,*i,MAXMODES);
1584 charremove(dmodes,*i);
1596 for (char* i = outpars; *i;)
1599 if (((*i == '-') || (*i == '+')) && ((*(i+1) == '-') || (*(i+1) == '+')))
1601 // someones playing silly buggers and trying
1602 // to put a +- or -+ into the line...
1607 // Someone's trying to make the last character in
1608 // the line be a + or - symbol.
1609 if ((*i == '-') || (*i == '+'))
1617 if ((*b) && (!IS_SINGLE(b,'+')) && (!IS_SINGLE(b,'-')))
1619 WriteTo(user, dest, "MODE %s :%s", dest->nick, b);
1620 FOREACH_MOD(I_OnMode,OnMode(user, dest, TYPE_USER, b));
1623 log(DEBUG,"Stripped mode line");
1624 log(DEBUG,"Line dest is now %s",dmodes);
1625 strlcpy(dest->modes,dmodes,MAXMODES-1);
1632 Ptr = FindChan(parameters[0]);
1635 ServerInstance->ModeGrok->ProcessModes(parameters,user,Ptr,STATUS_OP,pcnt,true,false,false);
1639 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);