2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2007, 2009 Dennis Friis <peavey@inspircd.org>
6 * Copyright (C) 2006-2008 Robin Burchell <robin+git@viroteck.net>
7 * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
8 * Copyright (C) 2004-2008 Craig Edwards <craigedwards@brainbox.cc>
9 * Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
11 * This file is part of InspIRCd. InspIRCd is free software: you can
12 * redistribute it and/or modify it under the terms of the GNU General Public
13 * License as published by the Free Software Foundation, version 2.
15 * This program is distributed in the hope that it will be useful, but WITHOUT
16 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
20 * You should have received a copy of the GNU General Public License
21 * along with this program. If not, see <http://www.gnu.org/licenses/>.
26 #include "inspstring.h"
29 #include "modes/cmode_s.h"
31 #include "modes/cmode_p.h"
33 #include "modes/cmode_b.h"
35 #include "modes/cmode_m.h"
36 /* +t (only (half) ops can change topic) */
37 #include "modes/cmode_t.h"
38 /* +n (no external messages) */
39 #include "modes/cmode_n.h"
40 /* +i (invite only) */
41 #include "modes/cmode_i.h"
42 /* +k (keyed channel) */
43 #include "modes/cmode_k.h"
44 /* +l (channel user limit) */
45 #include "modes/cmode_l.h"
47 #include "modes/cmode_o.h"
48 /* +v (channel voice) */
49 #include "modes/cmode_v.h"
50 /* +w (see wallops) */
51 #include "modes/umode_w.h"
53 #include "modes/umode_i.h"
55 #include "modes/umode_o.h"
56 /* +s (server notice masks) */
57 #include "modes/umode_s.h"
59 ModeHandler::ModeHandler(Module* Creator, const std::string& Name, char modeletter, ParamSpec Params, ModeType type)
60 : ServiceProvider(Creator, Name, SERVICE_MODE), m_paramtype(TR_TEXT),
61 parameters_taken(Params), mode(modeletter), prefix(0), oper(false),
62 list(false), m_type(type), levelrequired(HALFOP_VALUE)
66 CullResult ModeHandler::cull()
68 if (ServerInstance->Modes)
69 ServerInstance->Modes->DelMode(this);
70 return classbase::cull();
73 ModeHandler::~ModeHandler()
77 bool ModeHandler::IsListMode()
82 unsigned int ModeHandler::GetPrefixRank()
87 int ModeHandler::GetNumParams(bool adding)
89 switch (parameters_taken)
94 return adding ? 1 : 0;
101 std::string ModeHandler::GetUserParameter(User* user)
106 ModResult ModeHandler::AccessCheck(User*, Channel*, std::string &, bool)
108 return MOD_RES_PASSTHRU;
111 ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool)
113 return MODEACTION_DENY;
116 void ModeHandler::DisplayList(User*, Channel*)
120 void ModeHandler::DisplayEmptyList(User*, Channel*)
124 void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel)
128 bool ModeHandler::ResolveModeConflict(std::string& theirs, const std::string& ours, Channel*)
130 return (theirs < ours);
133 ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
137 if (!dest->IsModeSet(this->GetModeChar()))
139 dest->SetMode(this->GetModeChar(),true);
140 return MODEACTION_ALLOW;
145 if (dest->IsModeSet(this->GetModeChar()))
147 dest->SetMode(this->GetModeChar(),false);
148 return MODEACTION_ALLOW;
152 return MODEACTION_DENY;
156 ModeAction SimpleChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
160 if (!channel->IsModeSet(this->GetModeChar()))
162 channel->SetMode(this->GetModeChar(),true);
163 return MODEACTION_ALLOW;
168 if (channel->IsModeSet(this->GetModeChar()))
170 channel->SetMode(this->GetModeChar(),false);
171 return MODEACTION_ALLOW;
175 return MODEACTION_DENY;
178 ModeAction ParamChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
180 if (adding && !ParamValidate(parameter))
181 return MODEACTION_DENY;
182 std::string now = channel->GetModeParameter(this);
183 if (parameter == now)
184 return MODEACTION_DENY;
186 channel->SetModeParam(this, parameter);
188 channel->SetModeParam(this, "");
189 return MODEACTION_ALLOW;
192 bool ParamChannelModeHandler::ParamValidate(std::string& parameter)
197 ModeWatcher::ModeWatcher(Module* Creator, char modeletter, ModeType type)
198 : mode(modeletter), m_type(type), creator(Creator)
202 ModeWatcher::~ModeWatcher()
206 char ModeWatcher::GetModeChar()
211 ModeType ModeWatcher::GetModeType()
216 bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool, ModeType)
221 void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool, ModeType)
225 User* ModeParser::SanityChecks(User *user, const char *dest, Channel *chan, int)
228 if ((!user) || (!dest) || (!chan) || (!*dest))
232 d = ServerInstance->FindNick(dest);
235 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), dest);
241 void ModeParser::DisplayCurrentModes(User *user, User* targetuser, Channel* targetchannel, const char* text)
245 /* Display channel's current mode string */
246 user->WriteNumeric(RPL_CHANNELMODEIS, "%s %s +%s",user->nick.c_str(), targetchannel->name.c_str(), targetchannel->ChanModes(targetchannel->HasUser(user)));
247 user->WriteNumeric(RPL_CHANNELCREATED, "%s %s %lu", user->nick.c_str(), targetchannel->name.c_str(), (unsigned long)targetchannel->age);
252 if (targetuser == user || user->HasPrivPermission("users/auspex"))
254 /* Display user's current mode string */
255 user->WriteNumeric(RPL_UMODEIS, "%s :+%s",targetuser->nick.c_str(),targetuser->FormatModes());
256 if (IS_OPER(targetuser))
257 user->WriteNumeric(RPL_SNOMASKIS, "%s +%s :Server notice mask", targetuser->nick.c_str(), targetuser->FormatNoticeMasks());
262 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't view modes for other users", user->nick.c_str());
268 ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, bool adding, const unsigned char modechar,
269 std::string ¶meter, bool SkipACL)
271 ModeType type = chan ? MODETYPE_CHANNEL : MODETYPE_USER;
272 unsigned char mask = chan ? MASK_CHANNEL : MASK_USER;
274 ModeHandler *mh = FindMode(modechar, type);
275 int pcnt = mh->GetNumParams(adding);
277 // crop mode parameter size to 250 characters
278 if (parameter.length() > 250 && adding)
279 parameter = parameter.substr(0, 250);
281 ModResult MOD_RESULT;
282 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, modechar, parameter, adding, pcnt));
284 if (IS_LOCAL(user) && (MOD_RESULT == MOD_RES_DENY))
285 return MODEACTION_DENY;
287 if (chan && !SkipACL && (MOD_RESULT != MOD_RES_ALLOW))
289 MOD_RESULT = mh->AccessCheck(user, chan, parameter, adding);
291 if (MOD_RESULT == MOD_RES_DENY)
292 return MODEACTION_DENY;
293 if (MOD_RESULT == MOD_RES_PASSTHRU)
295 unsigned int neededrank = mh->GetLevelRequired();
296 /* Compare our rank on the channel against the rank of the required prefix,
297 * allow if >= ours. Because mIRC and xchat throw a tizz if the modes shown
298 * in NAMES(X) are not in rank order, we know the most powerful mode is listed
299 * first, so we don't need to iterate, we just look up the first instead.
301 unsigned int ourrank = chan->GetPrefixValue(user);
302 if (ourrank < neededrank)
304 ModeHandler* neededmh = NULL;
305 for(char c='A'; c <= 'z'; c++)
307 ModeHandler *privmh = FindMode(c, MODETYPE_CHANNEL);
308 if (privmh && privmh->GetPrefixRank() >= neededrank)
310 // this mode is sufficient to allow this action
311 if (!neededmh || privmh->GetPrefixRank() < neededmh->GetPrefixRank())
316 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must have channel %s access or above to %sset channel mode %c",
317 user->nick.c_str(), chan->name.c_str(), neededmh->name.c_str(), adding ? "" : "un", modechar);
319 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You cannot %sset channel mode %c",
320 user->nick.c_str(), chan->name.c_str(), adding ? "" : "un", modechar);
321 return MODEACTION_DENY;
326 unsigned char handler_id = (modechar - 'A') | mask;
328 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
330 if ((*watchers)->BeforeMode(user, targetuser, chan, parameter, adding, type) == false)
331 return MODEACTION_DENY;
332 /* A module whacked the parameter completely, and there was one. abort. */
333 if (pcnt && parameter.empty())
334 return MODEACTION_DENY;
337 if (IS_LOCAL(user) && !IS_OPER(user))
339 char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
340 if (disabled[modechar - 'A'])
342 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - %s mode %c has been locked by the administrator",
343 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
344 return MODEACTION_DENY;
348 if (adding && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(modechar, type))
350 /* It's an oper only mode, and they don't have access to it. */
353 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Oper type %s does not have access to set %s mode %c",
354 user->nick.c_str(), user->oper->NameStr(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
358 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Only operators may set %s mode %c",
359 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
361 return MODEACTION_DENY;
364 if (mh->GetTranslateType() == TR_NICK && !ServerInstance->FindNick(parameter))
366 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel", user->nick.c_str(), parameter.c_str());
367 return MODEACTION_DENY;
370 if (mh->GetPrefixRank() && chan)
372 User* user_to_prefix = ServerInstance->FindNick(parameter);
374 return MODEACTION_DENY;
375 if (!chan->SetPrefix(user_to_prefix, modechar, adding))
376 return MODEACTION_DENY;
379 /* Call the handler for the mode */
380 ModeAction ma = mh->OnModeChange(user, targetuser, chan, parameter, adding);
382 if (pcnt && parameter.empty())
383 return MODEACTION_DENY;
385 if (ma != MODEACTION_ALLOW)
388 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
389 (*watchers)->AfterMode(user, targetuser, chan, parameter, adding, type);
391 return MODEACTION_ALLOW;
394 void ModeParser::Process(const std::vector<std::string>& parameters, User *user, bool merge)
396 std::string target = parameters[0];
397 Channel* targetchannel = ServerInstance->FindChan(target);
398 User* targetuser = ServerInstance->FindNick(target);
399 ModeType type = targetchannel ? MODETYPE_CHANNEL : MODETYPE_USER;
402 LastParseParams.clear();
403 LastParseTranslate.clear();
405 if (!targetchannel && !targetuser)
407 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(),target.c_str());
410 if (parameters.size() == 1)
412 this->DisplayCurrentModes(user, targetuser, targetchannel, target.c_str());
416 ModResult MOD_RESULT;
417 FIRST_MOD_RESULT(OnPreMode, MOD_RESULT, (user, targetuser, targetchannel, parameters));
419 bool SkipAccessChecks = false;
421 if (!IS_LOCAL(user) || ServerInstance->ULine(user->server) || MOD_RESULT == MOD_RES_ALLOW)
422 SkipAccessChecks = true;
423 else if (MOD_RESULT == MOD_RES_DENY)
426 if (targetuser && !SkipAccessChecks && user != targetuser)
428 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str());
432 std::string mode_sequence = parameters[1];
434 std::string output_mode;
435 std::ostringstream output_parameters;
436 LastParseParams.push_back(output_mode);
437 LastParseTranslate.push_back(TR_TEXT);
440 char output_pm = '\0'; // current output state, '+' or '-'
441 unsigned int param_at = 2;
443 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
445 unsigned char modechar = *letter;
446 if (modechar == '+' || modechar == '-')
448 adding = (modechar == '+');
452 ModeHandler *mh = this->FindMode(modechar, type);
455 /* No mode handler? Unknown mode character then. */
456 user->WriteServ("%d %s %c :is unknown mode char to me", type == MODETYPE_CHANNEL ? 472 : 501, user->nick.c_str(), modechar);
460 std::string parameter = "";
461 int pcnt = mh->GetNumParams(adding);
462 if (pcnt && param_at == parameters.size())
464 /* No parameter, continue to the next mode */
465 mh->OnParameterMissing(user, targetuser, targetchannel);
470 parameter = parameters[param_at++];
471 /* Make sure the user isn't trying to slip in an invalid parameter */
472 if ((parameter.find(':') == 0) || (parameter.rfind(' ') != std::string::npos))
474 if (merge && targetchannel && targetchannel->IsModeSet(modechar) && !mh->IsListMode())
476 std::string ours = targetchannel->GetModeParameter(modechar);
477 if (!mh->ResolveModeConflict(parameter, ours, targetchannel))
478 /* we won the mode merge, don't apply this mode */
483 ModeAction ma = TryMode(user, targetuser, targetchannel, adding, modechar, parameter, SkipAccessChecks);
485 if (ma != MODEACTION_ALLOW)
488 char needed_pm = adding ? '+' : '-';
489 if (needed_pm != output_pm)
491 output_pm = needed_pm;
492 output_mode.append(1, output_pm);
494 output_mode.append(1, modechar);
498 TranslateType tt = mh->GetTranslateType();
501 User* u = ServerInstance->FindNick(parameter);
505 output_parameters << " " << parameter;
506 LastParseParams.push_back(parameter);
507 LastParseTranslate.push_back(tt);
510 if ( (output_mode.length() + output_parameters.str().length() > 450)
511 || (output_mode.length() > 100)
512 || (LastParseParams.size() > ServerInstance->Config->Limits.MaxModes))
514 /* mode sequence is getting too long */
519 LastParseParams[0] = output_mode;
521 if (!output_mode.empty())
523 LastParse = targetchannel ? targetchannel->name : targetuser->nick;
524 LastParse.append(" ");
525 LastParse.append(output_mode);
526 LastParse.append(output_parameters.str());
530 targetchannel->WriteChannel(user, "MODE %s", LastParse.c_str());
531 FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, LastParseParams, LastParseTranslate));
535 targetuser->WriteFrom(user, "MODE %s", LastParse.c_str());
536 FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, LastParseParams, LastParseTranslate));
539 else if (targetchannel && parameters.size() == 2)
541 /* Special case for displaying the list for listmodes,
542 * e.g. MODE #chan b, or MODE #chan +b without a parameter
544 this->DisplayListModes(user, targetchannel, mode_sequence);
548 void ModeParser::DisplayListModes(User* user, Channel* chan, std::string &mode_sequence)
552 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
554 unsigned char mletter = *letter;
558 /* Ensure the user doesnt request the same mode twice,
559 * so they cant flood themselves off out of idiocy.
561 if (sent[mletter] == seq)
566 ModeHandler *mh = this->FindMode(mletter, MODETYPE_CHANNEL);
568 if (!mh || !mh->IsListMode())
571 ModResult MOD_RESULT;
572 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mletter, "", true, 0));
573 if (MOD_RESULT == MOD_RES_DENY)
577 if (!user->HasPrivPermission("channels/auspex") && ServerInstance->Config->HideModeLists[mletter] && (chan->GetPrefixValue(user) < HALFOP_VALUE))
579 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You do not have access to view the +%c list",
580 user->nick.c_str(), chan->name.c_str(), mletter);
584 unsigned char handler_id = (mletter - 'A') | MASK_CHANNEL;
586 for(ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
588 std::string dummyparam;
590 if (!((*watchers)->BeforeMode(user, NULL, chan, dummyparam, true, MODETYPE_CHANNEL)))
594 mh->DisplayList(user, chan);
596 mh->DisplayEmptyList(user, chan);
600 const std::string& ModeParser::GetLastParse()
605 void ModeParser::CleanMask(std::string &mask)
607 std::string::size_type pos_of_pling = mask.find_first_of('!');
608 std::string::size_type pos_of_at = mask.find_first_of('@');
609 std::string::size_type pos_of_dot = mask.find_first_of('.');
610 std::string::size_type pos_of_colons = mask.find("::"); /* Because ipv6 addresses are colon delimited -- double so it treats extban as nick */
612 if (mask.length() >= 2 && mask[1] == ':')
613 return; // if it's an extban, don't even try guess how it needs to be formed.
615 if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
617 /* Just a nick, or just a host - or clearly ipv6 (starting with :) */
618 if ((pos_of_dot == std::string::npos) && (pos_of_colons == std::string::npos) && mask[0] != ':')
620 /* It has no '.' in it, it must be a nick. */
625 /* Got a dot in it? Has to be a host */
626 mask = "*!*@" + mask;
629 else if ((pos_of_pling == std::string::npos) && (pos_of_at != std::string::npos))
631 /* Has an @ but no !, its a user@host */
634 else if ((pos_of_pling != std::string::npos) && (pos_of_at == std::string::npos))
636 /* Has a ! but no @, it must be a nick!ident */
641 bool ModeParser::AddMode(ModeHandler* mh)
643 unsigned char mask = 0;
644 unsigned char pos = 0;
646 /* Yes, i know, this might let people declare modes like '_' or '^'.
647 * If they do that, thats their problem, and if i ever EVER see an
648 * official InspIRCd developer do that, i'll beat them with a paddle!
650 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z') || (mh->GetPrefix() > 126))
653 /* A mode prefix of ',' is not acceptable, it would fuck up server to server.
654 * A mode prefix of ':' will fuck up both server to server, and client to server.
655 * A mode prefix of '#' will mess up /whois and /privmsg
657 if ((mh->GetPrefix() == ',') || (mh->GetPrefix() == ':') || (mh->GetPrefix() == '#'))
660 if (mh->GetPrefix() && FindPrefix(mh->GetPrefix()))
663 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
664 pos = (mh->GetModeChar()-65) | mask;
666 if (modehandlers[pos])
669 modehandlers[pos] = mh;
673 bool ModeParser::DelMode(ModeHandler* mh)
675 unsigned char mask = 0;
676 unsigned char pos = 0;
678 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
681 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
682 pos = (mh->GetModeChar()-65) | mask;
684 if (modehandlers[pos] != mh)
687 /* Note: We can't stack here, as we have modes potentially being removed across many different channels.
688 * To stack here we have to make the algorithm slower. Discuss.
690 switch (mh->GetModeType())
693 for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); i++)
695 mh->RemoveMode(i->second);
698 case MODETYPE_CHANNEL:
699 for (chan_hash::iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
701 mh->RemoveMode(i->second);
706 modehandlers[pos] = NULL;
711 ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
713 unsigned char mask = 0;
714 unsigned char pos = 0;
716 if ((modeletter < 'A') || (modeletter > 'z'))
719 mt == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
720 pos = (modeletter-65) | mask;
722 return modehandlers[pos];
725 std::string ModeParser::UserModeList()
730 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
732 unsigned char pos = (mode-65) | MASK_USER;
734 if (modehandlers[pos])
735 modestr[pointer++] = mode;
737 modestr[pointer++] = 0;
741 std::string ModeParser::ChannelModeList()
746 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
748 unsigned char pos = (mode-65) | MASK_CHANNEL;
750 if (modehandlers[pos])
751 modestr[pointer++] = mode;
753 modestr[pointer++] = 0;
757 std::string ModeParser::ParaModeList()
762 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
764 unsigned char pos = (mode-65) | MASK_CHANNEL;
766 if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true)))
767 modestr[pointer++] = mode;
769 modestr[pointer++] = 0;
773 ModeHandler* ModeParser::FindPrefix(unsigned const char pfxletter)
775 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
777 unsigned char pos = (mode-65) | MASK_CHANNEL;
779 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix() == pfxletter))
781 return modehandlers[pos];
787 std::string ModeParser::GiveModeList(ModeMasks m)
789 std::string type1; /* Listmodes EXCEPT those with a prefix */
790 std::string type2; /* Modes that take a param when adding or removing */
791 std::string type3; /* Modes that only take a param when adding */
792 std::string type4; /* Modes that dont take a param */
794 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
796 unsigned char pos = (mode-65) | m;
797 /* One parameter when adding */
798 if (modehandlers[pos])
800 if (modehandlers[pos]->GetNumParams(true))
802 if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix()))
804 type1 += modehandlers[pos]->GetModeChar();
808 /* ... and one parameter when removing */
809 if (modehandlers[pos]->GetNumParams(false))
811 /* But not a list mode */
812 if (!modehandlers[pos]->GetPrefix())
814 type2 += modehandlers[pos]->GetModeChar();
819 /* No parameters when removing */
820 type3 += modehandlers[pos]->GetModeChar();
826 type4 += modehandlers[pos]->GetModeChar();
831 return type1 + "," + type2 + "," + type3 + "," + type4;
834 std::string ModeParser::BuildPrefixes(bool lettersAndModes)
836 std::string mletters;
837 std::string mprefixes;
838 std::map<int,std::pair<char,char> > prefixes;
840 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
842 unsigned char pos = (mode-65) | MASK_CHANNEL;
844 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix()))
846 prefixes[modehandlers[pos]->GetPrefixRank()] = std::make_pair(
847 modehandlers[pos]->GetPrefix(), modehandlers[pos]->GetModeChar());
851 for(std::map<int,std::pair<char,char> >::reverse_iterator n = prefixes.rbegin(); n != prefixes.rend(); n++)
853 mletters = mletters + n->second.first;
854 mprefixes = mprefixes + n->second.second;
857 return lettersAndModes ? "(" + mprefixes + ")" + mletters : mletters;
860 bool ModeParser::AddModeWatcher(ModeWatcher* mw)
862 unsigned char mask = 0;
863 unsigned char pos = 0;
868 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
871 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
872 pos = (mw->GetModeChar()-65) | mask;
874 modewatchers[pos].push_back(mw);
879 bool ModeParser::DelModeWatcher(ModeWatcher* mw)
881 unsigned char mask = 0;
882 unsigned char pos = 0;
887 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
890 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
891 pos = (mw->GetModeChar()-65) | mask;
893 ModeWatchIter a = find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
895 if (a == modewatchers[pos].end())
900 modewatchers[pos].erase(a);
905 /** This default implementation can remove simple user modes
907 void ModeHandler::RemoveMode(User* user, irc::modestacker* stack)
909 char moderemove[MAXBUF];
910 std::vector<std::string> parameters;
912 if (user->IsModeSet(this->GetModeChar()))
916 stack->Push(this->GetModeChar());
920 sprintf(moderemove,"-%c",this->GetModeChar());
921 parameters.push_back(user->nick);
922 parameters.push_back(moderemove);
923 ServerInstance->Modes->Process(parameters, ServerInstance->FakeClient);
928 /** This default implementation can remove simple channel modes
931 void ModeHandler::RemoveMode(Channel* channel, irc::modestacker* stack)
933 char moderemove[MAXBUF];
934 std::vector<std::string> parameters;
936 if (channel->IsModeSet(this->GetModeChar()))
940 stack->Push(this->GetModeChar());
944 sprintf(moderemove,"-%c",this->GetModeChar());
945 parameters.push_back(channel->name);
946 parameters.push_back(moderemove);
947 ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
955 ModeChannelPrivate p;
956 ModeChannelModerated m;
957 ModeChannelTopicOps t;
959 ModeChannelNoExternal n;
960 ModeChannelInviteOnly i;
969 ModeUserInvisible ui;
971 ModeUserServerNoticeMask us;
973 void init(ModeParser* modes)
993 static builtin_modes static_modes;
995 ModeParser::ModeParser()
997 /* Clear mode handler list */
998 memset(modehandlers, 0, sizeof(modehandlers));
1000 /* Last parse string */
1004 memset(&sent, 0, sizeof(sent));
1006 static_modes.init(this);
1009 ModeParser::~ModeParser()