2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2012 Shawn Smith <shawn@inspircd.org>
5 * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
6 * Copyright (C) 2007, 2009 Dennis Friis <peavey@inspircd.org>
7 * Copyright (C) 2006-2008 Robin Burchell <robin+git@viroteck.net>
8 * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
9 * Copyright (C) 2004-2008 Craig Edwards <craigedwards@brainbox.cc>
10 * Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
12 * This file is part of InspIRCd. InspIRCd is free software: you can
13 * redistribute it and/or modify it under the terms of the GNU General Public
14 * License as published by the Free Software Foundation, version 2.
16 * This program is distributed in the hope that it will be useful, but WITHOUT
17 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
18 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
27 #include "builtinmodes.h"
29 ModeHandler::ModeHandler(Module* Creator, const std::string& Name, char modeletter, ParamSpec Params, ModeType type)
30 : ServiceProvider(Creator, Name, SERVICE_MODE), m_paramtype(TR_TEXT),
31 parameters_taken(Params), mode(modeletter), prefix(0), oper(false),
32 list(false), m_type(type), levelrequired(HALFOP_VALUE)
36 CullResult ModeHandler::cull()
38 if (ServerInstance->Modes)
39 ServerInstance->Modes->DelMode(this);
40 return classbase::cull();
43 ModeHandler::~ModeHandler()
47 bool ModeHandler::IsListMode()
52 unsigned int ModeHandler::GetPrefixRank()
57 int ModeHandler::GetNumParams(bool adding)
59 switch (parameters_taken)
64 return adding ? 1 : 0;
71 std::string ModeHandler::GetUserParameter(User* user)
76 ModResult ModeHandler::AccessCheck(User*, Channel*, std::string &, bool)
78 return MOD_RES_PASSTHRU;
81 ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool)
83 return MODEACTION_DENY;
86 void ModeHandler::DisplayList(User*, Channel*)
90 void ModeHandler::DisplayEmptyList(User*, Channel*)
94 void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel)
98 bool ModeHandler::ResolveModeConflict(std::string& theirs, const std::string& ours, Channel*)
100 return (theirs < ours);
103 ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
105 /* We're either trying to add a mode we already have or
106 remove a mode we don't have, deny. */
107 if (dest->IsModeSet(this->GetModeChar()) == adding)
108 return MODEACTION_DENY;
110 /* adding will be either true or false, depending on if we
111 are adding or removing the mode, since we already checked
112 to make sure we aren't adding a mode we have or that we
113 aren't removing a mode we don't have, we don't have to do any
114 other checks here to see if it's true or false, just add or
116 dest->SetMode(this->GetModeChar(), adding);
118 return MODEACTION_ALLOW;
122 ModeAction SimpleChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
124 /* We're either trying to add a mode we already have or
125 remove a mode we don't have, deny. */
126 if (channel->IsModeSet(this->GetModeChar()) == adding)
127 return MODEACTION_DENY;
129 /* adding will be either true or false, depending on if we
130 are adding or removing the mode, since we already checked
131 to make sure we aren't adding a mode we have or that we
132 aren't removing a mode we don't have, we don't have to do any
133 other checks here to see if it's true or false, just add or
135 channel->SetMode(this->GetModeChar(), adding);
137 return MODEACTION_ALLOW;
140 ModeAction ParamChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
142 if (adding && !ParamValidate(parameter))
143 return MODEACTION_DENY;
144 std::string now = channel->GetModeParameter(this);
145 if (parameter == now)
146 return MODEACTION_DENY;
148 channel->SetModeParam(this, parameter);
150 channel->SetModeParam(this, "");
151 return MODEACTION_ALLOW;
154 bool ParamChannelModeHandler::ParamValidate(std::string& parameter)
159 ModeWatcher::ModeWatcher(Module* Creator, char modeletter, ModeType type)
160 : mode(modeletter), m_type(type), creator(Creator)
164 ModeWatcher::~ModeWatcher()
168 char ModeWatcher::GetModeChar()
173 ModeType ModeWatcher::GetModeType()
178 bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool, ModeType)
183 void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool, ModeType)
187 User* ModeParser::SanityChecks(User *user, const char *dest, Channel *chan, int)
190 if ((!user) || (!dest) || (!chan) || (!*dest))
194 d = ServerInstance->FindNick(dest);
197 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), dest);
203 void ModeParser::DisplayCurrentModes(User *user, User* targetuser, Channel* targetchannel, const char* text)
207 /* Display channel's current mode string */
208 user->WriteNumeric(RPL_CHANNELMODEIS, "%s %s +%s",user->nick.c_str(), targetchannel->name.c_str(), targetchannel->ChanModes(targetchannel->HasUser(user)));
209 user->WriteNumeric(RPL_CHANNELCREATED, "%s %s %lu", user->nick.c_str(), targetchannel->name.c_str(), (unsigned long)targetchannel->age);
214 if (targetuser == user || user->HasPrivPermission("users/auspex"))
216 /* Display user's current mode string */
217 user->WriteNumeric(RPL_UMODEIS, "%s :+%s",targetuser->nick.c_str(),targetuser->FormatModes());
218 if ((targetuser->IsOper()))
219 user->WriteNumeric(RPL_SNOMASKIS, "%s +%s :Server notice mask", targetuser->nick.c_str(), targetuser->FormatNoticeMasks());
224 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't view modes for other users", user->nick.c_str());
230 ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, bool adding, const unsigned char modechar,
231 std::string ¶meter, bool SkipACL)
233 ModeType type = chan ? MODETYPE_CHANNEL : MODETYPE_USER;
234 unsigned char mask = chan ? MASK_CHANNEL : MASK_USER;
236 ModeHandler *mh = FindMode(modechar, type);
237 int pcnt = mh->GetNumParams(adding);
239 // crop mode parameter size to 250 characters
240 if (parameter.length() > 250 && adding)
241 parameter = parameter.substr(0, 250);
243 ModResult MOD_RESULT;
244 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, modechar, parameter, adding, pcnt));
246 if (IS_LOCAL(user) && (MOD_RESULT == MOD_RES_DENY))
247 return MODEACTION_DENY;
249 if (chan && !SkipACL && (MOD_RESULT != MOD_RES_ALLOW))
251 MOD_RESULT = mh->AccessCheck(user, chan, parameter, adding);
253 if (MOD_RESULT == MOD_RES_DENY)
254 return MODEACTION_DENY;
255 if (MOD_RESULT == MOD_RES_PASSTHRU)
257 unsigned int neededrank = mh->GetLevelRequired();
258 /* Compare our rank on the channel against the rank of the required prefix,
259 * allow if >= ours. Because mIRC and xchat throw a tizz if the modes shown
260 * in NAMES(X) are not in rank order, we know the most powerful mode is listed
261 * first, so we don't need to iterate, we just look up the first instead.
263 unsigned int ourrank = chan->GetPrefixValue(user);
264 if (ourrank < neededrank)
266 ModeHandler* neededmh = NULL;
267 for(char c='A'; c <= 'z'; c++)
269 ModeHandler *privmh = FindMode(c, MODETYPE_CHANNEL);
270 if (privmh && privmh->GetPrefixRank() >= neededrank)
272 // this mode is sufficient to allow this action
273 if (!neededmh || privmh->GetPrefixRank() < neededmh->GetPrefixRank())
278 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must have channel %s access or above to %sset channel mode %c",
279 user->nick.c_str(), chan->name.c_str(), neededmh->name.c_str(), adding ? "" : "un", modechar);
281 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You cannot %sset channel mode %c",
282 user->nick.c_str(), chan->name.c_str(), adding ? "" : "un", modechar);
283 return MODEACTION_DENY;
288 unsigned char handler_id = (modechar - 'A') | mask;
290 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
292 if ((*watchers)->BeforeMode(user, targetuser, chan, parameter, adding, type) == false)
293 return MODEACTION_DENY;
294 /* A module whacked the parameter completely, and there was one. abort. */
295 if (pcnt && parameter.empty())
296 return MODEACTION_DENY;
299 if (IS_LOCAL(user) && !user->IsOper())
301 char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
302 if (disabled[modechar - 'A'])
304 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - %s mode %c has been locked by the administrator",
305 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
306 return MODEACTION_DENY;
310 if (adding && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(modechar, type))
312 /* It's an oper only mode, and they don't have access to it. */
315 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Oper type %s does not have access to set %s mode %c",
316 user->nick.c_str(), user->oper->NameStr(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
320 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Only operators may set %s mode %c",
321 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
323 return MODEACTION_DENY;
326 if (mh->GetTranslateType() == TR_NICK && !ServerInstance->FindNick(parameter))
328 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel", user->nick.c_str(), parameter.c_str());
329 return MODEACTION_DENY;
332 if (mh->GetPrefixRank() && chan)
334 User* user_to_prefix = ServerInstance->FindNick(parameter);
336 return MODEACTION_DENY;
337 if (!chan->SetPrefix(user_to_prefix, modechar, adding))
338 return MODEACTION_DENY;
341 /* Call the handler for the mode */
342 ModeAction ma = mh->OnModeChange(user, targetuser, chan, parameter, adding);
344 if (pcnt && parameter.empty())
345 return MODEACTION_DENY;
347 if (ma != MODEACTION_ALLOW)
350 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
351 (*watchers)->AfterMode(user, targetuser, chan, parameter, adding, type);
353 return MODEACTION_ALLOW;
356 void ModeParser::Process(const std::vector<std::string>& parameters, User *user, bool merge)
358 std::string target = parameters[0];
359 Channel* targetchannel = ServerInstance->FindChan(target);
360 User* targetuser = ServerInstance->FindNick(target);
361 ModeType type = targetchannel ? MODETYPE_CHANNEL : MODETYPE_USER;
364 LastParseParams.clear();
365 LastParseTranslate.clear();
367 if ((!targetchannel) && ((!targetuser) || (IS_SERVER(targetuser))))
369 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(),target.c_str());
372 if (parameters.size() == 1)
374 this->DisplayCurrentModes(user, targetuser, targetchannel, target.c_str());
378 ModResult MOD_RESULT;
379 FIRST_MOD_RESULT(OnPreMode, MOD_RESULT, (user, targetuser, targetchannel, parameters));
381 bool SkipAccessChecks = false;
383 if (!IS_LOCAL(user) || ServerInstance->ULine(user->server) || MOD_RESULT == MOD_RES_ALLOW)
384 SkipAccessChecks = true;
385 else if (MOD_RESULT == MOD_RES_DENY)
388 if (targetuser && !SkipAccessChecks && user != targetuser)
390 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str());
394 std::string mode_sequence = parameters[1];
396 std::string output_mode;
397 std::ostringstream output_parameters;
398 LastParseParams.push_back(output_mode);
399 LastParseTranslate.push_back(TR_TEXT);
402 char output_pm = '\0'; // current output state, '+' or '-'
403 unsigned int param_at = 2;
405 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
407 unsigned char modechar = *letter;
408 if (modechar == '+' || modechar == '-')
410 adding = (modechar == '+');
414 ModeHandler *mh = this->FindMode(modechar, type);
417 /* No mode handler? Unknown mode character then. */
418 user->WriteServ("%d %s %c :is unknown mode char to me", type == MODETYPE_CHANNEL ? 472 : 501, user->nick.c_str(), modechar);
422 std::string parameter;
423 int pcnt = mh->GetNumParams(adding);
424 if (pcnt && param_at == parameters.size())
426 /* No parameter, continue to the next mode */
427 mh->OnParameterMissing(user, targetuser, targetchannel);
432 parameter = parameters[param_at++];
433 /* Make sure the user isn't trying to slip in an invalid parameter */
434 if ((parameter.find(':') == 0) || (parameter.rfind(' ') != std::string::npos))
436 if (merge && targetchannel && targetchannel->IsModeSet(modechar) && !mh->IsListMode())
438 std::string ours = targetchannel->GetModeParameter(modechar);
439 if (!mh->ResolveModeConflict(parameter, ours, targetchannel))
440 /* we won the mode merge, don't apply this mode */
445 ModeAction ma = TryMode(user, targetuser, targetchannel, adding, modechar, parameter, SkipAccessChecks);
447 if (ma != MODEACTION_ALLOW)
450 char needed_pm = adding ? '+' : '-';
451 if (needed_pm != output_pm)
453 output_pm = needed_pm;
454 output_mode.append(1, output_pm);
456 output_mode.append(1, modechar);
460 TranslateType tt = mh->GetTranslateType();
463 User* u = ServerInstance->FindNick(parameter);
467 output_parameters << " " << parameter;
468 LastParseParams.push_back(parameter);
469 LastParseTranslate.push_back(tt);
472 if ( (output_mode.length() + output_parameters.str().length() > 450)
473 || (output_mode.length() > 100)
474 || (LastParseParams.size() > ServerInstance->Config->Limits.MaxModes))
476 /* mode sequence is getting too long */
481 LastParseParams[0] = output_mode;
483 if (!output_mode.empty())
485 LastParse = targetchannel ? targetchannel->name : targetuser->nick;
486 LastParse.append(" ");
487 LastParse.append(output_mode);
488 LastParse.append(output_parameters.str());
492 targetchannel->WriteChannel(user, "MODE %s", LastParse.c_str());
493 FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, LastParseParams, LastParseTranslate));
497 targetuser->WriteFrom(user, "MODE %s", LastParse.c_str());
498 FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, LastParseParams, LastParseTranslate));
501 else if (targetchannel && parameters.size() == 2)
503 /* Special case for displaying the list for listmodes,
504 * e.g. MODE #chan b, or MODE #chan +b without a parameter
506 this->DisplayListModes(user, targetchannel, mode_sequence);
510 void ModeParser::DisplayListModes(User* user, Channel* chan, std::string &mode_sequence)
514 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
516 unsigned char mletter = *letter;
520 /* Ensure the user doesnt request the same mode twice,
521 * so they cant flood themselves off out of idiocy.
523 if (sent[mletter] == seq)
528 ModeHandler *mh = this->FindMode(mletter, MODETYPE_CHANNEL);
530 if (!mh || !mh->IsListMode())
533 ModResult MOD_RESULT;
534 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mletter, "", true, 0));
535 if (MOD_RESULT == MOD_RES_DENY)
539 if (!user->HasPrivPermission("channels/auspex") && ServerInstance->Config->HideModeLists[mletter] && (chan->GetPrefixValue(user) < HALFOP_VALUE))
541 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You do not have access to view the +%c list",
542 user->nick.c_str(), chan->name.c_str(), mletter);
546 unsigned char handler_id = (mletter - 'A') | MASK_CHANNEL;
548 for(ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
550 std::string dummyparam;
552 if (!((*watchers)->BeforeMode(user, NULL, chan, dummyparam, true, MODETYPE_CHANNEL)))
556 mh->DisplayList(user, chan);
558 mh->DisplayEmptyList(user, chan);
562 const std::string& ModeParser::GetLastParse()
567 void ModeParser::CleanMask(std::string &mask)
569 std::string::size_type pos_of_pling = mask.find_first_of('!');
570 std::string::size_type pos_of_at = mask.find_first_of('@');
571 std::string::size_type pos_of_dot = mask.find_first_of('.');
572 std::string::size_type pos_of_colons = mask.find("::"); /* Because ipv6 addresses are colon delimited -- double so it treats extban as nick */
574 if (mask.length() >= 2 && mask[1] == ':')
575 return; // if it's an extban, don't even try guess how it needs to be formed.
577 if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
579 /* Just a nick, or just a host - or clearly ipv6 (starting with :) */
580 if ((pos_of_dot == std::string::npos) && (pos_of_colons == std::string::npos) && mask[0] != ':')
582 /* It has no '.' in it, it must be a nick. */
587 /* Got a dot in it? Has to be a host */
588 mask = "*!*@" + mask;
591 else if ((pos_of_pling == std::string::npos) && (pos_of_at != std::string::npos))
593 /* Has an @ but no !, its a user@host */
596 else if ((pos_of_pling != std::string::npos) && (pos_of_at == std::string::npos))
598 /* Has a ! but no @, it must be a nick!ident */
603 bool ModeParser::AddMode(ModeHandler* mh)
605 unsigned char mask = 0;
606 unsigned char pos = 0;
608 /* Yes, i know, this might let people declare modes like '_' or '^'.
609 * If they do that, thats their problem, and if i ever EVER see an
610 * official InspIRCd developer do that, i'll beat them with a paddle!
612 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z') || (mh->GetPrefix() > 126))
615 /* A mode prefix of ',' is not acceptable, it would fuck up server to server.
616 * A mode prefix of ':' will fuck up both server to server, and client to server.
617 * A mode prefix of '#' will mess up /whois and /privmsg
619 if ((mh->GetPrefix() == ',') || (mh->GetPrefix() == ':') || (mh->GetPrefix() == '#'))
622 if (mh->GetPrefix() && FindPrefix(mh->GetPrefix()))
625 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
626 pos = (mh->GetModeChar()-65) | mask;
628 if (modehandlers[pos])
631 modehandlers[pos] = mh;
635 bool ModeParser::DelMode(ModeHandler* mh)
637 unsigned char mask = 0;
638 unsigned char pos = 0;
640 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
643 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
644 pos = (mh->GetModeChar()-65) | mask;
646 if (modehandlers[pos] != mh)
649 /* Note: We can't stack here, as we have modes potentially being removed across many different channels.
650 * To stack here we have to make the algorithm slower. Discuss.
652 switch (mh->GetModeType())
655 for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); )
657 User* user = i->second;
659 mh->RemoveMode(user);
662 case MODETYPE_CHANNEL:
663 for (chan_hash::iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); )
665 // The channel may not be in the hash after RemoveMode(), see m_permchannels
666 Channel* chan = i->second;
668 mh->RemoveMode(chan);
673 modehandlers[pos] = NULL;
678 ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
680 unsigned char mask = 0;
681 unsigned char pos = 0;
683 if ((modeletter < 'A') || (modeletter > 'z'))
686 mt == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
687 pos = (modeletter-65) | mask;
689 return modehandlers[pos];
692 std::string ModeParser::UserModeList()
697 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
699 unsigned char pos = (mode-65) | MASK_USER;
701 if (modehandlers[pos])
702 modestr[pointer++] = mode;
704 modestr[pointer++] = 0;
708 std::string ModeParser::ChannelModeList()
713 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
715 unsigned char pos = (mode-65) | MASK_CHANNEL;
717 if (modehandlers[pos])
718 modestr[pointer++] = mode;
720 modestr[pointer++] = 0;
724 std::string ModeParser::ParaModeList()
729 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
731 unsigned char pos = (mode-65) | MASK_CHANNEL;
733 if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true)))
734 modestr[pointer++] = mode;
736 modestr[pointer++] = 0;
740 ModeHandler* ModeParser::FindPrefix(unsigned const char pfxletter)
742 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
744 unsigned char pos = (mode-65) | MASK_CHANNEL;
746 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix() == pfxletter))
748 return modehandlers[pos];
754 std::string ModeParser::GiveModeList(ModeMasks m)
756 std::string type1; /* Listmodes EXCEPT those with a prefix */
757 std::string type2; /* Modes that take a param when adding or removing */
758 std::string type3; /* Modes that only take a param when adding */
759 std::string type4; /* Modes that dont take a param */
761 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
763 unsigned char pos = (mode-65) | m;
764 /* One parameter when adding */
765 if (modehandlers[pos])
767 if (modehandlers[pos]->GetNumParams(true))
769 if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix()))
771 type1 += modehandlers[pos]->GetModeChar();
775 /* ... and one parameter when removing */
776 if (modehandlers[pos]->GetNumParams(false))
778 /* But not a list mode */
779 if (!modehandlers[pos]->GetPrefix())
781 type2 += modehandlers[pos]->GetModeChar();
786 /* No parameters when removing */
787 type3 += modehandlers[pos]->GetModeChar();
793 type4 += modehandlers[pos]->GetModeChar();
798 return type1 + "," + type2 + "," + type3 + "," + type4;
801 std::string ModeParser::BuildPrefixes(bool lettersAndModes)
803 std::string mletters;
804 std::string mprefixes;
805 std::map<int,std::pair<char,char> > prefixes;
807 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
809 unsigned char pos = (mode-65) | MASK_CHANNEL;
811 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix()))
813 prefixes[modehandlers[pos]->GetPrefixRank()] = std::make_pair(
814 modehandlers[pos]->GetPrefix(), modehandlers[pos]->GetModeChar());
818 for(std::map<int,std::pair<char,char> >::reverse_iterator n = prefixes.rbegin(); n != prefixes.rend(); n++)
820 mletters = mletters + n->second.first;
821 mprefixes = mprefixes + n->second.second;
824 return lettersAndModes ? "(" + mprefixes + ")" + mletters : mletters;
827 bool ModeParser::AddModeWatcher(ModeWatcher* mw)
829 unsigned char mask = 0;
830 unsigned char pos = 0;
835 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
838 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
839 pos = (mw->GetModeChar()-65) | mask;
841 modewatchers[pos].push_back(mw);
846 bool ModeParser::DelModeWatcher(ModeWatcher* mw)
848 unsigned char mask = 0;
849 unsigned char pos = 0;
854 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
857 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
858 pos = (mw->GetModeChar()-65) | mask;
860 ModeWatchIter a = find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
862 if (a == modewatchers[pos].end())
867 modewatchers[pos].erase(a);
872 /** This default implementation can remove simple user modes
874 void ModeHandler::RemoveMode(User* user, irc::modestacker* stack)
876 if (user->IsModeSet(this->GetModeChar()))
880 stack->Push(this->GetModeChar());
884 std::vector<std::string> parameters;
885 parameters.push_back(user->nick);
886 parameters.push_back("-");
887 parameters[1].push_back(this->GetModeChar());
888 ServerInstance->Modes->Process(parameters, ServerInstance->FakeClient);
893 /** This default implementation can remove simple channel modes
896 void ModeHandler::RemoveMode(Channel* channel, irc::modestacker* stack)
898 if (channel->IsModeSet(this->GetModeChar()))
902 stack->Push(this->GetModeChar());
906 std::vector<std::string> parameters;
907 parameters.push_back(channel->name);
908 parameters.push_back("-");
909 parameters[1].push_back(this->GetModeChar());
910 ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
918 ModeChannelPrivate p;
919 ModeChannelModerated m;
920 ModeChannelTopicOps t;
922 ModeChannelNoExternal n;
923 ModeChannelInviteOnly i;
932 ModeUserInvisible ui;
934 ModeUserServerNoticeMask us;
938 ServiceProvider* modes[] = { &s, &p, &m, &t, &n, &i, &k, &l, &b, &o, &v,
939 &uw, &ui, &uo, &us };
940 ServerInstance->Modules->AddServices(modes, sizeof(modes)/sizeof(ServiceProvider*));
944 static builtin_modes static_modes;
946 void ModeParser::InitBuiltinModes()
949 static_modes.b.DoRehash();
952 ModeParser::ModeParser()
954 /* Clear mode handler list */
955 memset(modehandlers, 0, sizeof(modehandlers));
957 /* Last parse string */
961 memset(&sent, 0, sizeof(sent));
964 ModeParser::~ModeParser()