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, Class mclass)
30 : ServiceProvider(Creator, Name, SERVICE_MODE), modeid(ModeParser::MODEID_MAX),
31 parameters_taken(Params), mode(modeletter), oper(false),
32 list(false), m_type(type), type_id(mclass), levelrequired(HALFOP_VALUE)
36 CullResult ModeHandler::cull()
39 ServerInstance->Modes->DelMode(this);
40 return classbase::cull();
43 ModeHandler::~ModeHandler()
47 int ModeHandler::GetNumParams(bool adding)
49 switch (parameters_taken)
54 return adding ? 1 : 0;
61 std::string ModeHandler::GetUserParameter(User* user)
66 ModResult ModeHandler::AccessCheck(User*, Channel*, std::string &, bool)
68 return MOD_RES_PASSTHRU;
71 ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool)
73 return MODEACTION_DENY;
76 void ModeHandler::DisplayList(User*, Channel*)
80 void ModeHandler::DisplayEmptyList(User*, Channel*)
84 void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel)
88 bool ModeHandler::ResolveModeConflict(std::string& theirs, const std::string& ours, Channel*)
90 return (theirs < ours);
93 ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
95 /* We're either trying to add a mode we already have or
96 remove a mode we don't have, deny. */
97 if (dest->IsModeSet(this) == adding)
98 return MODEACTION_DENY;
100 /* adding will be either true or false, depending on if we
101 are adding or removing the mode, since we already checked
102 to make sure we aren't adding a mode we have or that we
103 aren't removing a mode we don't have, we don't have to do any
104 other checks here to see if it's true or false, just add or
106 dest->SetMode(this, adding);
108 return MODEACTION_ALLOW;
112 ModeAction SimpleChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
114 /* We're either trying to add a mode we already have or
115 remove a mode we don't have, deny. */
116 if (channel->IsModeSet(this) == adding)
117 return MODEACTION_DENY;
119 /* adding will be either true or false, depending on if we
120 are adding or removing the mode, since we already checked
121 to make sure we aren't adding a mode we have or that we
122 aren't removing a mode we don't have, we don't have to do any
123 other checks here to see if it's true or false, just add or
125 channel->SetMode(this, adding);
127 return MODEACTION_ALLOW;
130 ModeWatcher::ModeWatcher(Module* Creator, const std::string& modename, ModeType type)
131 : mode(modename), m_type(type), creator(Creator)
133 ServerInstance->Modes->AddModeWatcher(this);
136 ModeWatcher::~ModeWatcher()
138 ServerInstance->Modes->DelModeWatcher(this);
141 ModeType ModeWatcher::GetModeType()
146 bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool)
151 void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool)
155 PrefixMode::PrefixMode(Module* Creator, const std::string& Name, char ModeLetter, unsigned int Rank, char PrefixChar)
156 : ModeHandler(Creator, Name, ModeLetter, PARAM_ALWAYS, MODETYPE_CHANNEL, MC_PREFIX)
157 , prefix(PrefixChar), prefixrank(Rank)
162 ModeAction PrefixMode::OnModeChange(User* source, User*, Channel* chan, std::string& parameter, bool adding)
165 if (IS_LOCAL(source))
166 target = ServerInstance->FindNickOnly(parameter);
168 target = ServerInstance->FindNick(parameter);
172 source->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nick/channel", parameter.c_str());
173 return MODEACTION_DENY;
176 Membership* memb = chan->GetUser(target);
178 return MODEACTION_DENY;
180 parameter = target->nick;
181 return (memb->SetPrefix(this, adding) ? MODEACTION_ALLOW : MODEACTION_DENY);
184 ModeAction ParamModeBase::OnModeChange(User* source, User*, Channel* chan, std::string& parameter, bool adding)
188 if (chan->GetModeParameter(this) == parameter)
189 return MODEACTION_DENY;
191 if (OnSet(source, chan, parameter) != MODEACTION_ALLOW)
192 return MODEACTION_DENY;
194 chan->SetMode(this, true);
196 // Handler might have changed the parameter internally
198 this->GetParameter(chan, parameter);
202 if (!chan->IsModeSet(this))
203 return MODEACTION_DENY;
204 this->OnUnsetInternal(source, chan);
205 chan->SetMode(this, false);
207 return MODEACTION_ALLOW;
210 ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, Modes::Change& mcitem, bool SkipACL)
212 ModeType type = chan ? MODETYPE_CHANNEL : MODETYPE_USER;
214 ModeHandler* mh = mcitem.mh;
215 bool adding = mcitem.adding;
216 int pcnt = mh->GetNumParams(adding);
218 std::string& parameter = mcitem.param;
219 // crop mode parameter size to 250 characters
220 if (parameter.length() > 250 && adding)
221 parameter.erase(250);
223 ModResult MOD_RESULT;
224 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mh, parameter, adding));
226 if (IS_LOCAL(user) && (MOD_RESULT == MOD_RES_DENY))
227 return MODEACTION_DENY;
229 const char modechar = mh->GetModeChar();
231 if (chan && !SkipACL && (MOD_RESULT != MOD_RES_ALLOW))
233 MOD_RESULT = mh->AccessCheck(user, chan, parameter, adding);
235 if (MOD_RESULT == MOD_RES_DENY)
236 return MODEACTION_DENY;
237 if (MOD_RESULT == MOD_RES_PASSTHRU)
239 unsigned int neededrank = mh->GetLevelRequired();
240 /* Compare our rank on the channel against the rank of the required prefix,
241 * allow if >= ours. Because mIRC and xchat throw a tizz if the modes shown
242 * in NAMES(X) are not in rank order, we know the most powerful mode is listed
243 * first, so we don't need to iterate, we just look up the first instead.
245 unsigned int ourrank = chan->GetPrefixValue(user);
246 if (ourrank < neededrank)
248 PrefixMode* neededmh = NULL;
249 for(char c='A'; c <= 'z'; c++)
251 PrefixMode* privmh = FindPrefixMode(c);
252 if (privmh && privmh->GetPrefixRank() >= neededrank)
254 // this mode is sufficient to allow this action
255 if (!neededmh || privmh->GetPrefixRank() < neededmh->GetPrefixRank())
260 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s :You must have channel %s access or above to %sset channel mode %c",
261 chan->name.c_str(), neededmh->name.c_str(), adding ? "" : "un", modechar);
263 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s :You cannot %sset channel mode %c",
264 chan->name.c_str(), adding ? "" : "un", modechar);
265 return MODEACTION_DENY;
270 // Ask mode watchers whether this mode change is OK
271 std::pair<ModeWatcherMap::iterator, ModeWatcherMap::iterator> itpair = modewatchermap.equal_range(mh->name);
272 for (ModeWatcherMap::iterator i = itpair.first; i != itpair.second; ++i)
274 ModeWatcher* mw = i->second;
275 if (mw->GetModeType() == type)
277 if (!mw->BeforeMode(user, targetuser, chan, parameter, adding))
278 return MODEACTION_DENY;
280 // A module whacked the parameter completely, and there was one. Abort.
281 if (pcnt && parameter.empty())
282 return MODEACTION_DENY;
286 if (IS_LOCAL(user) && !user->IsOper())
288 char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
289 if (disabled[modechar - 'A'])
291 user->WriteNumeric(ERR_NOPRIVILEGES, ":Permission Denied - %s mode %c has been locked by the administrator",
292 type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
293 return MODEACTION_DENY;
297 if (adding && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(modechar, type))
299 /* It's an oper only mode, and they don't have access to it. */
302 user->WriteNumeric(ERR_NOPRIVILEGES, ":Permission Denied - Oper type %s does not have access to set %s mode %c",
303 user->oper->name.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
307 user->WriteNumeric(ERR_NOPRIVILEGES, ":Permission Denied - Only operators may set %s mode %c",
308 type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
310 return MODEACTION_DENY;
313 /* Call the handler for the mode */
314 ModeAction ma = mh->OnModeChange(user, targetuser, chan, parameter, adding);
316 if (pcnt && parameter.empty())
317 return MODEACTION_DENY;
319 if (ma != MODEACTION_ALLOW)
322 itpair = modewatchermap.equal_range(mh->name);
323 for (ModeWatcherMap::iterator i = itpair.first; i != itpair.second; ++i)
325 ModeWatcher* mw = i->second;
326 if (mw->GetModeType() == type)
327 mw->AfterMode(user, targetuser, chan, parameter, adding);
330 return MODEACTION_ALLOW;
333 void ModeParser::ModeParamsToChangeList(User* user, ModeType type, const std::vector<std::string>& parameters, Modes::ChangeList& changelist, unsigned int beginindex, unsigned int endindex)
335 if (endindex > parameters.size())
336 endindex = parameters.size();
338 const std::string& mode_sequence = parameters[beginindex];
341 unsigned int param_at = beginindex+1;
343 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
345 unsigned char modechar = *letter;
346 if (modechar == '+' || modechar == '-')
348 adding = (modechar == '+');
352 ModeHandler *mh = this->FindMode(modechar, type);
355 /* No mode handler? Unknown mode character then. */
356 user->WriteNumeric(type == MODETYPE_CHANNEL ? ERR_UNKNOWNMODE : ERR_UNKNOWNSNOMASK, "%c :is unknown mode char to me", modechar);
360 std::string parameter;
361 if (mh->GetNumParams(adding) && param_at < endindex)
362 parameter = parameters[param_at++];
364 changelist.push(mh, adding, parameter);
368 static bool IsModeParamValid(User* user, Channel* targetchannel, User* targetuser, const Modes::Change& item)
370 // An empty parameter is never acceptable
371 if (item.param.empty())
373 item.mh->OnParameterMissing(user, targetuser, targetchannel);
377 // The parameter cannot begin with a ':' character or contain a space
378 if ((item.param[0] == ':') || (item.param.find(' ') != std::string::npos))
384 // Returns true if we should apply a merged mode, false if we should skip it
385 static bool ShouldApplyMergedMode(Channel* chan, Modes::Change& item)
387 ModeHandler* mh = item.mh;
388 if ((!chan) || (!chan->IsModeSet(mh)) || (mh->IsListMode()))
389 // Mode not set here or merge is not applicable, apply the incoming mode
392 // Mode handler decides
393 std::string ours = chan->GetModeParameter(mh);
394 return mh->ResolveModeConflict(item.param, ours, chan);
397 void ModeParser::Process(User* user, Channel* targetchannel, User* targetuser, Modes::ChangeList& changelist, ModeProcessFlag flags)
399 // Call ProcessSingle until the entire list is processed, but at least once to ensure
400 // LastParse and LastChangeList are cleared
401 unsigned int processed = 0;
404 unsigned int n = ProcessSingle(user, targetchannel, targetuser, changelist, flags, processed);
407 while (processed < changelist.size());
410 unsigned int ModeParser::ProcessSingle(User* user, Channel* targetchannel, User* targetuser, Modes::ChangeList& changelist, ModeProcessFlag flags, unsigned int beginindex)
413 LastChangeList.clear();
415 unsigned int modes_processed = 0;
416 std::string output_mode;
417 std::string output_parameters;
419 char output_pm = '\0'; // current output state, '+' or '-'
420 Modes::ChangeList::List& list = changelist.getlist();
421 for (Modes::ChangeList::List::iterator i = list.begin()+beginindex; i != list.end(); ++i)
425 Modes::Change& item = *i;
426 ModeHandler* mh = item.mh;
428 // If the mode is supposed to have a parameter then we first take a look at item.param
429 // and, if we were asked to, also handle mode merges now
430 if (mh->GetNumParams(item.adding))
432 // Skip the mode if the parameter does not pass basic validation
433 if (!IsModeParamValid(user, targetchannel, targetuser, item))
436 // If this is a merge and we won we don't apply this mode
437 if ((flags & MODE_MERGE) && (!ShouldApplyMergedMode(targetchannel, item)))
441 ModeAction ma = TryMode(user, targetuser, targetchannel, item, (!(flags & MODE_CHECKACCESS)));
443 if (ma != MODEACTION_ALLOW)
446 char needed_pm = item.adding ? '+' : '-';
447 if (needed_pm != output_pm)
449 output_pm = needed_pm;
450 output_mode.append(1, output_pm);
452 output_mode.push_back(mh->GetModeChar());
454 if (!item.param.empty())
456 output_parameters.push_back(' ');
457 output_parameters.append(item.param);
459 LastChangeList.push(mh, item.adding, item.param);
461 if ((output_mode.length() + output_parameters.length() > 450)
462 || (output_mode.length() > 100)
463 || (LastChangeList.size() >= ServerInstance->Config->Limits.MaxModes))
465 /* mode sequence is getting too long */
470 if (!output_mode.empty())
472 LastParse = targetchannel ? targetchannel->name : targetuser->nick;
473 LastParse.append(" ");
474 LastParse.append(output_mode);
475 LastParse.append(output_parameters);
478 targetchannel->WriteChannel(user, "MODE " + LastParse);
480 targetuser->WriteFrom(user, "MODE " + LastParse);
482 FOREACH_MOD(OnMode, (user, targetuser, targetchannel, LastChangeList, flags, output_mode));
485 return modes_processed;
488 void ModeParser::ShowListModeList(User* user, Channel* chan, ModeHandler* mh)
491 ModResult MOD_RESULT;
492 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mh, "", true));
493 if (MOD_RESULT == MOD_RES_DENY)
498 // Ask mode watchers whether it's OK to show the list
499 std::pair<ModeWatcherMap::iterator, ModeWatcherMap::iterator> itpair = modewatchermap.equal_range(mh->name);
500 for (ModeWatcherMap::iterator i = itpair.first; i != itpair.second; ++i)
502 ModeWatcher* mw = i->second;
503 if (mw->GetModeType() == MODETYPE_CHANNEL)
505 std::string dummyparam;
507 if (!mw->BeforeMode(user, NULL, chan, dummyparam, true))
509 // A mode watcher doesn't want us to show the list
517 mh->DisplayList(user, chan);
519 mh->DisplayEmptyList(user, chan);
523 void ModeParser::CleanMask(std::string &mask)
525 std::string::size_type pos_of_pling = mask.find_first_of('!');
526 std::string::size_type pos_of_at = mask.find_first_of('@');
527 std::string::size_type pos_of_dot = mask.find_first_of('.');
528 std::string::size_type pos_of_colons = mask.find("::"); /* Because ipv6 addresses are colon delimited -- double so it treats extban as nick */
530 if (mask.length() >= 2 && mask[1] == ':')
531 return; // if it's an extban, don't even try guess how it needs to be formed.
533 if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
535 /* Just a nick, or just a host - or clearly ipv6 (starting with :) */
536 if ((pos_of_dot == std::string::npos) && (pos_of_colons == std::string::npos) && mask[0] != ':')
538 /* It has no '.' in it, it must be a nick. */
543 /* Got a dot in it? Has to be a host */
544 mask = "*!*@" + mask;
547 else if ((pos_of_pling == std::string::npos) && (pos_of_at != std::string::npos))
549 /* Has an @ but no !, its a user@host */
552 else if ((pos_of_pling != std::string::npos) && (pos_of_at == std::string::npos))
554 /* Has a ! but no @, it must be a nick!ident */
559 ModeHandler::Id ModeParser::AllocateModeId(ModeType mt)
561 for (ModeHandler::Id i = 0; i != MODEID_MAX; ++i)
563 if (!modehandlersbyid[mt][i])
567 throw ModuleException("Out of ModeIds");
570 void ModeParser::AddMode(ModeHandler* mh)
572 /* Yes, i know, this might let people declare modes like '_' or '^'.
573 * If they do that, thats their problem, and if i ever EVER see an
574 * official InspIRCd developer do that, i'll beat them with a paddle!
576 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
577 throw ModuleException("Invalid letter for mode " + mh->name);
579 /* A mode prefix of ',' is not acceptable, it would fuck up server to server.
580 * A mode prefix of ':' will fuck up both server to server, and client to server.
581 * A mode prefix of '#' will mess up /whois and /privmsg
583 PrefixMode* pm = mh->IsPrefixMode();
586 if ((pm->GetPrefix() > 126) || (pm->GetPrefix() == ',') || (pm->GetPrefix() == ':') || (pm->GetPrefix() == '#'))
587 throw ModuleException("Invalid prefix for mode " + mh->name);
589 if (FindPrefix(pm->GetPrefix()))
590 throw ModuleException("Prefix already exists for mode " + mh->name);
593 ModeHandler*& slot = modehandlers[mh->GetModeType()][mh->GetModeChar()-65];
595 throw ModuleException("Letter is already in use for mode " + mh->name);
597 // The mode needs an id if it is either a user mode, a simple mode (flag) or a parameter mode.
598 // Otherwise (for listmodes and prefix modes) the id remains MODEID_MAX, which is invalid.
599 ModeHandler::Id modeid = MODEID_MAX;
600 if ((mh->GetModeType() == MODETYPE_USER) || (mh->IsParameterMode()) || (!mh->IsListMode()))
601 modeid = AllocateModeId(mh->GetModeType());
603 if (!modehandlersbyname[mh->GetModeType()].insert(std::make_pair(mh->name, mh)).second)
604 throw ModuleException("Mode name already in use: " + mh->name);
606 // Everything is fine, add the mode
608 // If we allocated an id for this mode then save it and put the mode handler into the slot
609 if (modeid != MODEID_MAX)
612 modehandlersbyid[mh->GetModeType()][modeid] = mh;
617 mhlist.prefix.push_back(pm);
618 else if (mh->IsListModeBase())
619 mhlist.list.push_back(mh->IsListModeBase());
621 RecreateModeListFor004Numeric();
624 bool ModeParser::DelMode(ModeHandler* mh)
626 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
629 ModeHandlerMap& mhmap = modehandlersbyname[mh->GetModeType()];
630 ModeHandlerMap::iterator mhmapit = mhmap.find(mh->name);
631 if ((mhmapit == mhmap.end()) || (mhmapit->second != mh))
634 ModeHandler*& slot = modehandlers[mh->GetModeType()][mh->GetModeChar()-65];
638 /* Note: We can't stack here, as we have modes potentially being removed across many different channels.
639 * To stack here we have to make the algorithm slower. Discuss.
641 switch (mh->GetModeType())
645 const user_hash& users = ServerInstance->Users->GetUsers();
646 for (user_hash::const_iterator i = users.begin(); i != users.end(); )
648 User* user = i->second;
650 mh->RemoveMode(user);
654 case MODETYPE_CHANNEL:
656 const chan_hash& chans = ServerInstance->GetChans();
657 for (chan_hash::const_iterator i = chans.begin(); i != chans.end(); )
659 // The channel may not be in the hash after RemoveMode(), see m_permchannels
660 Channel* chan = i->second;
663 Modes::ChangeList changelist;
664 mh->RemoveMode(chan, changelist);
665 this->Process(ServerInstance->FakeClient, chan, NULL, changelist, MODE_LOCALONLY);
671 mhmap.erase(mhmapit);
672 if (mh->GetId() != MODEID_MAX)
673 modehandlersbyid[mh->GetModeType()][mh->GetId()] = NULL;
675 if (mh->IsPrefixMode())
676 mhlist.prefix.erase(std::find(mhlist.prefix.begin(), mhlist.prefix.end(), mh->IsPrefixMode()));
677 else if (mh->IsListModeBase())
678 mhlist.list.erase(std::find(mhlist.list.begin(), mhlist.list.end(), mh->IsListModeBase()));
680 RecreateModeListFor004Numeric();
684 ModeHandler* ModeParser::FindMode(const std::string& modename, ModeType mt)
686 ModeHandlerMap& mhmap = modehandlersbyname[mt];
687 ModeHandlerMap::const_iterator it = mhmap.find(modename);
688 if (it != mhmap.end())
694 ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
696 if ((modeletter < 'A') || (modeletter > 'z'))
699 return modehandlers[mt][modeletter-65];
702 PrefixMode* ModeParser::FindPrefixMode(unsigned char modeletter)
704 ModeHandler* mh = FindMode(modeletter, MODETYPE_CHANNEL);
707 return mh->IsPrefixMode();
710 std::string ModeParser::CreateModeList(ModeType mt, bool needparam)
714 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
716 ModeHandler* mh = modehandlers[mt][mode-65];
717 if ((mh) && ((!needparam) || (mh->GetNumParams(true))))
718 modestr.push_back(mode);
724 void ModeParser::RecreateModeListFor004Numeric()
726 Cached004ModeList = CreateModeList(MODETYPE_USER) + " " + CreateModeList(MODETYPE_CHANNEL) + " " + CreateModeList(MODETYPE_CHANNEL, true);
729 PrefixMode* ModeParser::FindPrefix(unsigned const char pfxletter)
731 const PrefixModeList& list = GetPrefixModes();
732 for (PrefixModeList::const_iterator i = list.begin(); i != list.end(); ++i)
735 if (pm->GetPrefix() == pfxletter)
741 std::string ModeParser::GiveModeList(ModeType mt)
743 std::string type1; /* Listmodes EXCEPT those with a prefix */
744 std::string type2; /* Modes that take a param when adding or removing */
745 std::string type3; /* Modes that only take a param when adding */
746 std::string type4; /* Modes that dont take a param */
748 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
750 ModeHandler* mh = modehandlers[mt][mode-65];
751 /* One parameter when adding */
754 if (mh->GetNumParams(true))
756 PrefixMode* pm = mh->IsPrefixMode();
757 if ((mh->IsListMode()) && ((!pm) || (pm->GetPrefix() == 0)))
759 type1 += mh->GetModeChar();
763 /* ... and one parameter when removing */
764 if (mh->GetNumParams(false))
766 /* But not a list mode */
769 type2 += mh->GetModeChar();
774 /* No parameters when removing */
775 type3 += mh->GetModeChar();
781 type4 += mh->GetModeChar();
786 return type1 + "," + type2 + "," + type3 + "," + type4;
789 std::string ModeParser::BuildPrefixes(bool lettersAndModes)
791 std::string mletters;
792 std::string mprefixes;
793 insp::flat_map<int, std::pair<char, char> > prefixes;
795 const PrefixModeList& list = GetPrefixModes();
796 for (PrefixModeList::const_iterator i = list.begin(); i != list.end(); ++i)
800 prefixes[pm->GetPrefixRank()] = std::make_pair(pm->GetPrefix(), pm->GetModeChar());
803 for (insp::flat_map<int, std::pair<char, char> >::reverse_iterator n = prefixes.rbegin(); n != prefixes.rend(); ++n)
805 mletters = mletters + n->second.first;
806 mprefixes = mprefixes + n->second.second;
809 return lettersAndModes ? "(" + mprefixes + ")" + mletters : mletters;
812 void ModeParser::AddModeWatcher(ModeWatcher* mw)
814 modewatchermap.insert(std::make_pair(mw->GetModeName(), mw));
817 bool ModeParser::DelModeWatcher(ModeWatcher* mw)
819 std::pair<ModeWatcherMap::iterator, ModeWatcherMap::iterator> itpair = modewatchermap.equal_range(mw->GetModeName());
820 for (ModeWatcherMap::iterator i = itpair.first; i != itpair.second; ++i)
824 modewatchermap.erase(i);
832 void ModeHandler::RemoveMode(User* user)
834 // Remove the mode if it's set on the user
835 if (user->IsModeSet(this->GetModeChar()))
837 Modes::ChangeList changelist;
838 changelist.push_remove(this);
839 ServerInstance->Modes->Process(ServerInstance->FakeClient, NULL, user, changelist, ModeParser::MODE_LOCALONLY);
843 void ModeHandler::RemoveMode(Channel* channel, Modes::ChangeList& changelist)
845 if (channel->IsModeSet(this))
847 if (this->GetNumParams(false))
848 // Removing this mode requires a parameter
849 changelist.push_remove(this, channel->GetModeParameter(this));
851 changelist.push_remove(this);
855 void PrefixMode::RemoveMode(Channel* chan, Modes::ChangeList& changelist)
857 const Channel::MemberMap& userlist = chan->GetUsers();
858 for (Channel::MemberMap::const_iterator i = userlist.begin(); i != userlist.end(); ++i)
860 if (i->second->hasMode(this->GetModeChar()))
861 changelist.push_remove(this, i->first->nick);
867 SimpleChannelModeHandler s;
868 SimpleChannelModeHandler p;
869 SimpleChannelModeHandler m;
870 SimpleChannelModeHandler t;
872 SimpleChannelModeHandler n;
873 SimpleChannelModeHandler i;
881 SimpleUserModeHandler ui;
883 ModeUserServerNoticeMask us;
886 : s(NULL, "secret", 's')
887 , p(NULL, "private", 'p')
888 , m(NULL, "moderated", 'm')
889 , t(NULL, "topiclock", 't')
890 , n(NULL, "noextmsg", 'n')
891 , i(NULL, "inviteonly", 'i')
892 , ui(NULL, "invisible", 'i')
898 ServiceProvider* modes[] = { &s, &p, &m, &t, &n, &i, &k, &l, &b, &o, &v,
900 ServerInstance->Modules->AddServices(modes, sizeof(modes)/sizeof(ServiceProvider*));
904 static builtin_modes static_modes;
906 void ModeParser::InitBuiltinModes()
909 static_modes.b.DoRehash();
912 ModeParser::ModeParser()
914 /* Clear mode handler list */
915 memset(modehandlers, 0, sizeof(modehandlers));
916 memset(modehandlersbyid, 0, sizeof(modehandlersbyid));
919 ModeParser::~ModeParser()