1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://wiki.inspircd.org/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
17 #include "inspstring.h"
20 #include "modes/cmode_s.h"
22 #include "modes/cmode_p.h"
24 #include "modes/cmode_b.h"
26 #include "modes/cmode_m.h"
27 /* +t (only (half) ops can change topic) */
28 #include "modes/cmode_t.h"
29 /* +n (no external messages) */
30 #include "modes/cmode_n.h"
31 /* +i (invite only) */
32 #include "modes/cmode_i.h"
33 /* +k (keyed channel) */
34 #include "modes/cmode_k.h"
35 /* +l (channel user limit) */
36 #include "modes/cmode_l.h"
38 #include "modes/cmode_o.h"
39 /* +h (channel halfop) */
40 #include "modes/cmode_h.h"
41 /* +v (channel voice) */
42 #include "modes/cmode_v.h"
43 /* +w (see wallops) */
44 #include "modes/umode_w.h"
46 #include "modes/umode_i.h"
48 #include "modes/umode_o.h"
49 /* +s (server notice masks) */
50 #include "modes/umode_s.h"
52 ModeHandler::ModeHandler(Module* Creator, const std::string& Name, char modeletter, ParamSpec Params, ModeType type)
53 : m_paramtype(TR_TEXT), parameters_taken(Params), mode(modeletter), prefix(0), oper(false),
54 list(false), m_type(type), count(0), levelrequired(HALFOP_VALUE), creator(Creator), name(Name)
58 ModeHandler::~ModeHandler()
62 bool ModeHandler::IsListMode()
67 unsigned int ModeHandler::GetPrefixRank()
72 unsigned int ModeHandler::GetCount()
77 void ModeHandler::ChangeCount(int modifier)
80 ServerInstance->Logs->Log("MODE", DEBUG,"Change count for mode %c is now %d", mode, count);
83 int ModeHandler::GetNumParams(bool adding)
85 switch (parameters_taken)
90 return adding ? 1 : 0;
97 char ModeHandler::GetModeChar()
102 std::string ModeHandler::GetUserParameter(User* user)
107 ModResult ModeHandler::AccessCheck(User*, Channel*, std::string &, bool)
109 return MOD_RES_PASSTHRU;
112 ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool)
114 return MODEACTION_DENY;
117 ModePair ModeHandler::ModeSet(User*, User* dest, Channel* channel, const std::string&)
121 return std::make_pair(dest->IsModeSet(this->mode), "");
125 return std::make_pair(channel->IsModeSet(this->mode), "");
129 void ModeHandler::DisplayList(User*, Channel*)
133 void ModeHandler::DisplayEmptyList(User*, Channel*)
137 void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel)
141 bool ModeHandler::ResolveModeConflict(std::string& theirs, const std::string& ours, Channel*)
143 return (theirs < ours);
146 ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
150 if (!dest->IsModeSet(this->GetModeChar()))
152 dest->SetMode(this->GetModeChar(),true);
153 return MODEACTION_ALLOW;
158 if (dest->IsModeSet(this->GetModeChar()))
160 dest->SetMode(this->GetModeChar(),false);
161 return MODEACTION_ALLOW;
165 return MODEACTION_DENY;
169 ModeAction SimpleChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
173 if (!channel->IsModeSet(this->GetModeChar()))
175 channel->SetMode(this->GetModeChar(),true);
176 return MODEACTION_ALLOW;
181 if (channel->IsModeSet(this->GetModeChar()))
183 channel->SetMode(this->GetModeChar(),false);
184 return MODEACTION_ALLOW;
188 return MODEACTION_DENY;
191 ModeWatcher::ModeWatcher(Module* Creator, char modeletter, ModeType type)
192 : mode(modeletter), m_type(type), creator(Creator)
196 ModeWatcher::~ModeWatcher()
200 char ModeWatcher::GetModeChar()
205 ModeType ModeWatcher::GetModeType()
210 bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool, ModeType)
215 void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool, ModeType)
219 User* ModeParser::SanityChecks(User *user, const char *dest, Channel *chan, int)
222 if ((!user) || (!dest) || (!chan) || (!*dest))
226 d = ServerInstance->FindNick(dest);
229 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), dest);
235 void ModeParser::DisplayCurrentModes(User *user, User* targetuser, Channel* targetchannel, const char* text)
239 /* Display channel's current mode string */
240 user->WriteNumeric(RPL_CHANNELMODEIS, "%s %s +%s",user->nick.c_str(), targetchannel->name.c_str(), targetchannel->ChanModes(targetchannel->HasUser(user)));
241 user->WriteNumeric(RPL_CHANNELCREATED, "%s %s %lu", user->nick.c_str(), targetchannel->name.c_str(), (unsigned long)targetchannel->age);
246 if (targetuser == user || user->HasPrivPermission("users/auspex"))
248 /* Display user's current mode string */
249 user->WriteNumeric(RPL_UMODEIS, "%s :+%s",targetuser->nick.c_str(),targetuser->FormatModes());
250 if (IS_OPER(targetuser))
251 user->WriteNumeric(RPL_SNOMASKIS, "%s +%s :Server notice mask", targetuser->nick.c_str(), targetuser->FormatNoticeMasks());
256 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't view modes for other users", user->nick.c_str());
262 ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, bool adding, const unsigned char modechar,
263 std::string ¶meter, bool SkipACL)
265 ModeType type = chan ? MODETYPE_CHANNEL : MODETYPE_USER;
266 unsigned char mask = chan ? MASK_CHANNEL : MASK_USER;
268 ModeHandler *mh = FindMode(modechar, type);
269 int pcnt = mh->GetNumParams(adding);
271 ModResult MOD_RESULT;
272 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, modechar, parameter, adding, pcnt));
274 if (IS_LOCAL(user) && (MOD_RESULT == MOD_RES_DENY))
275 return MODEACTION_DENY;
277 if (chan && !SkipACL && (MOD_RESULT != MOD_RES_ALLOW))
279 MOD_RESULT = mh->AccessCheck(user, chan, parameter, adding);
281 if (MOD_RESULT == MOD_RES_DENY)
282 return MODEACTION_DENY;
283 if (MOD_RESULT == MOD_RES_PASSTHRU)
285 unsigned int neededrank = mh->GetLevelRequired();
286 /* Compare our rank on the channel against the rank of the required prefix,
287 * allow if >= ours. Because mIRC and xchat throw a tizz if the modes shown
288 * in NAMES(X) are not in rank order, we know the most powerful mode is listed
289 * first, so we don't need to iterate, we just look up the first instead.
291 unsigned int ourrank = chan->GetPrefixValue(user);
292 if (ourrank < neededrank)
295 // TODO replace with a real search for the proper prefix
296 char needed = neededrank > HALFOP_VALUE ? '@' : '%';
297 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must have channel privilege %c or above to %sset channel mode %c",
298 user->nick.c_str(), chan->name.c_str(), needed, adding ? "" : "un", modechar);
299 return MODEACTION_DENY;
304 unsigned char handler_id = (modechar - 'A') | mask;
306 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
308 if ((*watchers)->BeforeMode(user, targetuser, chan, parameter, adding, type) == false)
309 return MODEACTION_DENY;
310 /* A module whacked the parameter completely, and there was one. abort. */
311 if (pcnt && parameter.empty())
312 return MODEACTION_DENY;
315 if (IS_LOCAL(user) && !IS_OPER(user))
317 char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
318 if (disabled[modechar - 'A'])
320 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - %s mode %c has been locked by the administrator",
321 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
322 return MODEACTION_DENY;
326 if (adding && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(modechar, type))
328 /* It's an oper only mode, and they don't have access to it. */
331 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Oper type %s does not have access to set %s mode %c",
332 user->nick.c_str(), irc::Spacify(user->oper.c_str()), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
336 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Only operators may set %s mode %c",
337 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
339 return MODEACTION_DENY;
342 if (mh->GetTranslateType() == TR_NICK && !ServerInstance->FindNick(parameter))
344 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel", user->nick.c_str(), parameter.c_str());
345 return MODEACTION_DENY;
348 /* Call the handler for the mode */
349 ModeAction ma = mh->OnModeChange(user, targetuser, chan, parameter, adding);
351 if (pcnt && parameter.empty())
352 return MODEACTION_DENY;
354 if (ma != MODEACTION_ALLOW)
357 mh->ChangeCount(adding ? 1 : -1);
359 if (mh->GetPrefixRank() && chan)
361 User* user_to_prefix = ServerInstance->FindNick(parameter);
363 chan->SetPrefix(user_to_prefix, modechar, adding);
366 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
367 (*watchers)->AfterMode(user, targetuser, chan, parameter, adding, type);
369 return MODEACTION_ALLOW;
372 void ModeParser::Process(const std::vector<std::string>& parameters, User *user, bool merge)
374 std::string target = parameters[0];
375 Channel* targetchannel = ServerInstance->FindChan(target);
376 User* targetuser = ServerInstance->FindNick(target);
377 ModeType type = targetchannel ? MODETYPE_CHANNEL : MODETYPE_USER;
380 LastParseParams.clear();
381 LastParseTranslate.clear();
383 if (!targetchannel && !targetuser)
385 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(),target.c_str());
388 if (parameters.size() == 1)
390 this->DisplayCurrentModes(user, targetuser, targetchannel, target.c_str());
394 std::string mode_sequence = parameters[1];
396 bool SkipAccessChecks = false;
398 if (!IS_LOCAL(user) || ServerInstance->ULine(user->server))
400 SkipAccessChecks = true;
404 ModResult MOD_RESULT;
405 FIRST_MOD_RESULT(OnPreMode, MOD_RESULT, (user, targetuser, targetchannel, parameters));
406 if (MOD_RESULT == MOD_RES_DENY)
408 SkipAccessChecks = (MOD_RESULT == MOD_RES_ALLOW);
411 if (targetuser && !SkipAccessChecks && user != targetuser)
413 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str());
417 std::string output_mode;
418 std::ostringstream output_parameters;
419 LastParseParams.push_back(output_mode);
420 LastParseTranslate.push_back(TR_TEXT);
423 char output_pm = '\0'; // current output state, '+' or '-'
424 unsigned int param_at = 2;
426 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
428 unsigned char modechar = *letter;
429 if (modechar == '+' || modechar == '-')
431 adding = (modechar == '+');
435 ModeHandler *mh = this->FindMode(modechar, type);
438 /* No mode handler? Unknown mode character then. */
439 user->WriteServ("%d %s %c :is unknown mode char to me", type == MODETYPE_CHANNEL ? 472 : 501, user->nick.c_str(), modechar);
443 std::string parameter = "";
444 int pcnt = mh->GetNumParams(adding);
445 if (pcnt && param_at == parameters.size())
447 /* No parameter, continue to the next mode */
448 mh->OnParameterMissing(user, targetuser, targetchannel);
453 parameter = parameters[param_at++];
454 /* Make sure the user isn't trying to slip in an invalid parameter */
455 if ((parameter.find(':') == 0) || (parameter.rfind(' ') != std::string::npos))
457 if (merge && targetchannel && targetchannel->IsModeSet(modechar) && !mh->IsListMode())
459 std::string ours = targetchannel->GetModeParameter(modechar);
460 if (!mh->ResolveModeConflict(parameter, ours, targetchannel))
461 /* we won the mode merge, don't apply this mode */
466 ModeAction ma = TryMode(user, targetuser, targetchannel, adding, modechar, parameter, SkipAccessChecks);
468 if (ma != MODEACTION_ALLOW)
471 char needed_pm = adding ? '+' : '-';
472 if (needed_pm != output_pm)
474 output_pm = needed_pm;
475 output_mode.append(1, output_pm);
477 output_mode.append(1, modechar);
481 TranslateType tt = mh->GetTranslateType();
484 User* u = ServerInstance->FindNick(parameter);
488 output_parameters << " " << parameter;
489 LastParseParams.push_back(parameter);
490 LastParseTranslate.push_back(tt);
493 if ( (output_mode.length() + output_parameters.str().length() > 450)
494 || (output_mode.length() > 100)
495 || (LastParseParams.size() > ServerInstance->Config->Limits.MaxModes))
497 /* mode sequence is getting too long */
502 LastParseParams[0] = output_mode;
504 if (!output_mode.empty())
506 LastParse = targetchannel ? targetchannel->name : targetuser->nick;
507 LastParse.append(" ");
508 LastParse.append(output_mode);
509 LastParse.append(output_parameters.str());
513 targetchannel->WriteChannel(user, "MODE %s", LastParse.c_str());
514 FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, LastParseParams, LastParseTranslate));
518 targetuser->WriteFrom(user, "MODE %s", LastParse.c_str());
519 FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, LastParseParams, LastParseTranslate));
522 else if (targetchannel && parameters.size() == 2)
524 /* Special case for displaying the list for listmodes,
525 * e.g. MODE #chan b, or MODE #chan +b without a parameter
527 this->DisplayListModes(user, targetchannel, mode_sequence);
531 void ModeParser::DisplayListModes(User* user, Channel* chan, std::string &mode_sequence)
535 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
537 unsigned char mletter = *letter;
541 /* Ensure the user doesnt request the same mode twice,
542 * so they cant flood themselves off out of idiocy.
544 if (sent[mletter] == seq)
549 ModeHandler *mh = this->FindMode(mletter, MODETYPE_CHANNEL);
551 if (!mh || !mh->IsListMode())
554 ModResult MOD_RESULT;
555 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mletter, "", true, 0));
556 if (MOD_RESULT == MOD_RES_DENY)
560 if (!user->HasPrivPermission("channels/auspex") && ServerInstance->Config->HideModeLists[mletter] && (chan->GetPrefixValue(user) < HALFOP_VALUE))
562 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :Only half-operators and above may view the +%c list",
563 user->nick.c_str(), chan->name.c_str(), mletter);
567 /** See below for a description of what craq this is :D
569 unsigned char handler_id = (mletter - 'A') | MASK_CHANNEL;
571 for(ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
573 std::string dummyparam;
575 if (!((*watchers)->BeforeMode(user, NULL, chan, dummyparam, true, MODETYPE_CHANNEL)))
579 mh->DisplayList(user, chan);
581 mh->DisplayEmptyList(user, chan);
585 const std::string& ModeParser::GetLastParse()
590 void ModeParser::CleanMask(std::string &mask)
592 std::string::size_type pos_of_pling = mask.find_first_of('!');
593 std::string::size_type pos_of_at = mask.find_first_of('@');
594 std::string::size_type pos_of_dot = mask.find_first_of('.');
595 std::string::size_type pos_of_colons = mask.find("::"); /* Because ipv6 addresses are colon delimited -- double so it treats extban as nick */
597 if (mask.length() >= 2 && mask[1] == ':')
598 return; // if it's an extban, don't even try guess how it needs to be formed.
600 if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
602 /* Just a nick, or just a host - or clearly ipv6 (starting with :) */
603 if ((pos_of_dot == std::string::npos) && (pos_of_colons == std::string::npos) && mask[0] != ':')
605 /* It has no '.' in it, it must be a nick. */
610 /* Got a dot in it? Has to be a host */
611 mask = "*!*@" + mask;
614 else if ((pos_of_pling == std::string::npos) && (pos_of_at != std::string::npos))
616 /* Has an @ but no !, its a user@host */
619 else if ((pos_of_pling != std::string::npos) && (pos_of_at == std::string::npos))
621 /* Has a ! but no @, it must be a nick!ident */
626 bool ModeParser::AddMode(ModeHandler* mh)
628 unsigned char mask = 0;
629 unsigned char pos = 0;
631 /* Yes, i know, this might let people declare modes like '_' or '^'.
632 * If they do that, thats their problem, and if i ever EVER see an
633 * official InspIRCd developer do that, i'll beat them with a paddle!
635 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z') || (mh->GetPrefix() > 126))
638 /* A mode prefix of ',' is not acceptable, it would fuck up server to server.
639 * A mode prefix of ':' will fuck up both server to server, and client to server.
640 * A mode prefix of '#' will mess up /whois and /privmsg
642 if ((mh->GetPrefix() == ',') || (mh->GetPrefix() == ':') || (mh->GetPrefix() == '#'))
645 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
646 pos = (mh->GetModeChar()-65) | mask;
648 if (modehandlers[pos])
651 modehandlers[pos] = mh;
655 bool ModeParser::DelMode(ModeHandler* mh)
657 unsigned char mask = 0;
658 unsigned char pos = 0;
660 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
663 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
664 pos = (mh->GetModeChar()-65) | mask;
666 if (!modehandlers[pos])
669 /* Note: We can't stack here, as we have modes potentially being removed across many different channels.
670 * To stack here we have to make the algorithm slower. Discuss.
672 switch (mh->GetModeType())
675 for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); i++)
677 mh->RemoveMode(i->second);
680 case MODETYPE_CHANNEL:
681 for (chan_hash::iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
683 mh->RemoveMode(i->second);
688 modehandlers[pos] = NULL;
693 void ModeParser::RemoveModes(Module* mod)
695 for(int i=0; i < 256; i++)
697 ModeHandler* mh = modehandlers[i];
698 if (mh && mh->creator == mod)
700 for(unsigned int j=0; j < modewatchers[i].size(); j++)
702 ModeWatcher* mw = modewatchers[i][j];
703 if (mw && mw->creator == mod)
709 ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
711 unsigned char mask = 0;
712 unsigned char pos = 0;
714 if ((modeletter < 'A') || (modeletter > 'z'))
717 mt == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
718 pos = (modeletter-65) | mask;
720 return modehandlers[pos];
723 std::string ModeParser::UserModeList()
728 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
730 unsigned char pos = (mode-65) | MASK_USER;
732 if (modehandlers[pos])
733 modestr[pointer++] = mode;
735 modestr[pointer++] = 0;
739 std::string ModeParser::ChannelModeList()
744 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
746 unsigned char pos = (mode-65) | MASK_CHANNEL;
748 if (modehandlers[pos])
749 modestr[pointer++] = mode;
751 modestr[pointer++] = 0;
755 std::string ModeParser::ParaModeList()
760 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
762 unsigned char pos = (mode-65) | MASK_CHANNEL;
764 if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true)))
765 modestr[pointer++] = mode;
767 modestr[pointer++] = 0;
771 ModeHandler* ModeParser::FindPrefix(unsigned const char pfxletter)
773 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
775 unsigned char pos = (mode-65) | MASK_CHANNEL;
777 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix() == pfxletter))
779 return modehandlers[pos];
785 std::string ModeParser::ModeString(User* user, Channel* channel, bool nick_suffix)
790 if (!channel || !user)
793 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
795 unsigned char pos = (mode-65) | MASK_CHANNEL;
796 ModeHandler* mh = modehandlers[pos];
797 if ((mh) && (mh->GetNumParams(true)) && (mh->GetNumParams(false)))
800 ret = mh->ModeSet(NULL, user, channel, user->nick);
801 if ((ret.first) && (ret.second == user->nick))
806 pars.append(user->nick);
808 types.push_back(mh->GetModeChar());
819 std::string ModeParser::GiveModeList(ModeMasks m)
821 std::string type1; /* Listmodes EXCEPT those with a prefix */
822 std::string type2; /* Modes that take a param when adding or removing */
823 std::string type3; /* Modes that only take a param when adding */
824 std::string type4; /* Modes that dont take a param */
826 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
828 unsigned char pos = (mode-65) | m;
829 /* One parameter when adding */
830 if (modehandlers[pos])
832 if (modehandlers[pos]->GetNumParams(true))
834 if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix()))
836 type1 += modehandlers[pos]->GetModeChar();
840 /* ... and one parameter when removing */
841 if (modehandlers[pos]->GetNumParams(false))
843 /* But not a list mode */
844 if (!modehandlers[pos]->GetPrefix())
846 type2 += modehandlers[pos]->GetModeChar();
851 /* No parameters when removing */
852 type3 += modehandlers[pos]->GetModeChar();
858 type4 += modehandlers[pos]->GetModeChar();
863 return type1 + "," + type2 + "," + type3 + "," + type4;
866 std::string ModeParser::BuildPrefixes()
868 std::string mletters;
869 std::string mprefixes;
870 std::map<int,std::pair<char,char> > prefixes;
872 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
874 unsigned char pos = (mode-65) | MASK_CHANNEL;
876 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix()))
878 prefixes[modehandlers[pos]->GetPrefixRank()] = std::make_pair(
879 modehandlers[pos]->GetPrefix(), modehandlers[pos]->GetModeChar());
883 for(std::map<int,std::pair<char,char> >::reverse_iterator n = prefixes.rbegin(); n != prefixes.rend(); n++)
885 mletters = mletters + n->second.first;
886 mprefixes = mprefixes + n->second.second;
889 return "(" + mprefixes + ")" + mletters;
892 bool ModeParser::AddModeWatcher(ModeWatcher* mw)
894 unsigned char mask = 0;
895 unsigned char pos = 0;
900 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
903 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
904 pos = (mw->GetModeChar()-65) | mask;
906 modewatchers[pos].push_back(mw);
911 bool ModeParser::DelModeWatcher(ModeWatcher* mw)
913 unsigned char mask = 0;
914 unsigned char pos = 0;
919 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
922 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
923 pos = (mw->GetModeChar()-65) | mask;
925 ModeWatchIter a = find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
927 if (a == modewatchers[pos].end())
932 modewatchers[pos].erase(a);
937 /** This default implementation can remove simple user modes
939 void ModeHandler::RemoveMode(User* user, irc::modestacker* stack)
941 char moderemove[MAXBUF];
942 std::vector<std::string> parameters;
944 if (user->IsModeSet(this->GetModeChar()))
948 stack->Push(this->GetModeChar());
952 sprintf(moderemove,"-%c",this->GetModeChar());
953 parameters.push_back(user->nick);
954 parameters.push_back(moderemove);
955 ServerInstance->Modes->Process(parameters, ServerInstance->FakeClient);
960 /** This default implementation can remove simple channel modes
963 void ModeHandler::RemoveMode(Channel* channel, irc::modestacker* stack)
965 char moderemove[MAXBUF];
966 std::vector<std::string> parameters;
968 if (channel->IsModeSet(this->GetModeChar()))
972 stack->Push(this->GetModeChar());
976 sprintf(moderemove,"-%c",this->GetModeChar());
977 parameters.push_back(channel->name);
978 parameters.push_back(moderemove);
979 ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
987 ModeChannelPrivate p;
988 ModeChannelModerated m;
989 ModeChannelTopicOps t;
991 ModeChannelNoExternal n;
992 ModeChannelInviteOnly i;
998 // halfop is added by configreader
1002 ModeUserInvisible ui;
1003 ModeUserOperator uo;
1004 ModeUserServerNoticeMask us;
1006 void init(ModeParser* modes)
1019 modes->AddMode(&uw);
1020 modes->AddMode(&ui);
1021 modes->AddMode(&uo);
1022 modes->AddMode(&us);
1026 static builtin_modes static_modes;
1028 ModeParser::ModeParser()
1030 /* Clear mode handler list */
1031 memset(modehandlers, 0, sizeof(modehandlers));
1033 /* Last parse string */
1037 memset(&sent, 0, sizeof(sent));
1039 static_modes.init(this);
1042 ModeParser::~ModeParser()
1044 ModeHandler* mh = ServerInstance->Modes->FindMode('h', MODETYPE_CHANNEL);