1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2010 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 * ---------------------------------------------------
15 #include "inspstring.h"
18 #include "modes/cmode_s.h"
20 #include "modes/cmode_p.h"
22 #include "modes/cmode_b.h"
24 #include "modes/cmode_m.h"
25 /* +t (only (half) ops can change topic) */
26 #include "modes/cmode_t.h"
27 /* +n (no external messages) */
28 #include "modes/cmode_n.h"
29 /* +i (invite only) */
30 #include "modes/cmode_i.h"
31 /* +k (keyed channel) */
32 #include "modes/cmode_k.h"
33 /* +l (channel user limit) */
34 #include "modes/cmode_l.h"
36 #include "modes/cmode_o.h"
37 /* +v (channel voice) */
38 #include "modes/cmode_v.h"
39 /* +w (see wallops) */
40 #include "modes/umode_w.h"
42 #include "modes/umode_i.h"
44 #include "modes/umode_o.h"
45 /* +s (server notice masks) */
46 #include "modes/umode_s.h"
48 ModeHandler::ModeHandler(Module* Creator, const std::string& Name, char modeletter, ParamSpec Params, ModeType type)
49 : ServiceProvider(Creator, Name, SERVICE_MODE), m_paramtype(TR_TEXT),
50 parameters_taken(Params), mode(modeletter), prefix(0), oper(false),
51 list(false), m_type(type), levelrequired(HALFOP_VALUE)
55 CullResult ModeHandler::cull()
57 if (ServerInstance->Modes)
58 ServerInstance->Modes->DelMode(this);
59 return classbase::cull();
62 ModeHandler::~ModeHandler()
66 bool ModeHandler::IsListMode()
71 unsigned int ModeHandler::GetPrefixRank()
76 int ModeHandler::GetNumParams(bool adding)
78 switch (parameters_taken)
83 return adding ? 1 : 0;
90 std::string ModeHandler::GetUserParameter(User* user)
95 ModResult ModeHandler::AccessCheck(User*, Channel*, std::string &, bool)
97 return MOD_RES_PASSTHRU;
100 ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool)
102 return MODEACTION_DENY;
105 void ModeHandler::DisplayList(User*, Channel*)
109 void ModeHandler::DisplayEmptyList(User*, Channel*)
113 void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel)
117 bool ModeHandler::ResolveModeConflict(std::string& theirs, const std::string& ours, Channel*)
119 return (theirs < ours);
122 ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
126 if (!dest->IsModeSet(this->GetModeChar()))
128 dest->SetMode(this->GetModeChar(),true);
129 return MODEACTION_ALLOW;
134 if (dest->IsModeSet(this->GetModeChar()))
136 dest->SetMode(this->GetModeChar(),false);
137 return MODEACTION_ALLOW;
141 return MODEACTION_DENY;
145 ModeAction SimpleChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
149 if (!channel->IsModeSet(this->GetModeChar()))
151 channel->SetMode(this->GetModeChar(),true);
152 return MODEACTION_ALLOW;
157 if (channel->IsModeSet(this->GetModeChar()))
159 channel->SetMode(this->GetModeChar(),false);
160 return MODEACTION_ALLOW;
164 return MODEACTION_DENY;
167 ModeAction ParamChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
169 if (adding && !ParamValidate(parameter))
170 return MODEACTION_DENY;
171 std::string now = channel->GetModeParameter(this);
172 if (parameter == now)
173 return MODEACTION_DENY;
175 channel->SetModeParam(this, parameter);
177 channel->SetModeParam(this, "");
178 return MODEACTION_ALLOW;
181 bool ParamChannelModeHandler::ParamValidate(std::string& parameter)
186 ModeWatcher::ModeWatcher(Module* Creator, char modeletter, ModeType type)
187 : mode(modeletter), m_type(type), creator(Creator)
191 ModeWatcher::~ModeWatcher()
195 char ModeWatcher::GetModeChar()
200 ModeType ModeWatcher::GetModeType()
205 bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool, ModeType)
210 void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool, ModeType)
214 User* ModeParser::SanityChecks(User *user, const char *dest, Channel *chan, int)
217 if ((!user) || (!dest) || (!chan) || (!*dest))
221 d = ServerInstance->FindNick(dest);
224 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), dest);
230 void ModeParser::DisplayCurrentModes(User *user, User* targetuser, Channel* targetchannel, const char* text)
234 /* Display channel's current mode string */
235 user->WriteNumeric(RPL_CHANNELMODEIS, "%s %s +%s",user->nick.c_str(), targetchannel->name.c_str(), targetchannel->ChanModes(targetchannel->HasUser(user)));
236 user->WriteNumeric(RPL_CHANNELCREATED, "%s %s %lu", user->nick.c_str(), targetchannel->name.c_str(), (unsigned long)targetchannel->age);
241 if (targetuser == user || user->HasPrivPermission("users/auspex"))
243 /* Display user's current mode string */
244 user->WriteNumeric(RPL_UMODEIS, "%s :+%s",targetuser->nick.c_str(),targetuser->FormatModes());
245 if (IS_OPER(targetuser))
246 user->WriteNumeric(RPL_SNOMASKIS, "%s +%s :Server notice mask", targetuser->nick.c_str(), targetuser->FormatNoticeMasks());
251 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't view modes for other users", user->nick.c_str());
257 ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, bool adding, const unsigned char modechar,
258 std::string ¶meter, bool SkipACL)
260 ModeType type = chan ? MODETYPE_CHANNEL : MODETYPE_USER;
261 unsigned char mask = chan ? MASK_CHANNEL : MASK_USER;
263 ModeHandler *mh = FindMode(modechar, type);
264 int pcnt = mh->GetNumParams(adding);
266 // crop mode parameter size to 250 characters
267 if (parameter.length() > 250 && adding)
268 parameter = parameter.substr(0, 250);
270 ModResult MOD_RESULT;
271 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, modechar, parameter, adding, pcnt));
273 if (IS_LOCAL(user) && (MOD_RESULT == MOD_RES_DENY))
274 return MODEACTION_DENY;
276 if (chan && !SkipACL && (MOD_RESULT != MOD_RES_ALLOW))
278 MOD_RESULT = mh->AccessCheck(user, chan, parameter, adding);
280 if (MOD_RESULT == MOD_RES_DENY)
281 return MODEACTION_DENY;
282 if (MOD_RESULT == MOD_RES_PASSTHRU)
284 unsigned int neededrank = mh->GetLevelRequired();
285 /* Compare our rank on the channel against the rank of the required prefix,
286 * allow if >= ours. Because mIRC and xchat throw a tizz if the modes shown
287 * in NAMES(X) are not in rank order, we know the most powerful mode is listed
288 * first, so we don't need to iterate, we just look up the first instead.
290 unsigned int ourrank = chan->GetPrefixValue(user);
291 if (ourrank < neededrank)
293 ModeHandler* neededmh = NULL;
294 for(char c='A'; c <= 'z'; c++)
296 ModeHandler *privmh = FindMode(c, MODETYPE_CHANNEL);
297 if (privmh && privmh->GetPrefixRank() >= neededrank)
299 // this mode is sufficient to allow this action
300 if (!neededmh || privmh->GetPrefixRank() < neededmh->GetPrefixRank())
305 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must have channel %s access or above to %sset channel mode %c",
306 user->nick.c_str(), chan->name.c_str(), neededmh->name.c_str(), adding ? "" : "un", modechar);
308 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You cannot %sset channel mode %c",
309 user->nick.c_str(), chan->name.c_str(), adding ? "" : "un", modechar);
310 return MODEACTION_DENY;
315 unsigned char handler_id = (modechar - 'A') | mask;
317 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
319 if ((*watchers)->BeforeMode(user, targetuser, chan, parameter, adding, type) == false)
320 return MODEACTION_DENY;
321 /* A module whacked the parameter completely, and there was one. abort. */
322 if (pcnt && parameter.empty())
323 return MODEACTION_DENY;
326 if (IS_LOCAL(user) && !IS_OPER(user))
328 char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
329 if (disabled[modechar - 'A'])
331 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - %s mode %c has been locked by the administrator",
332 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
333 return MODEACTION_DENY;
337 if (adding && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(modechar, type))
339 /* It's an oper only mode, and they don't have access to it. */
342 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Oper type %s does not have access to set %s mode %c",
343 user->nick.c_str(), user->oper->NameStr(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
347 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Only operators may set %s mode %c",
348 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
350 return MODEACTION_DENY;
353 if (mh->GetTranslateType() == TR_NICK && !ServerInstance->FindNick(parameter))
355 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel", user->nick.c_str(), parameter.c_str());
356 return MODEACTION_DENY;
359 if (mh->GetPrefixRank() && chan)
361 User* user_to_prefix = ServerInstance->FindNick(parameter);
363 return MODEACTION_DENY;
364 if (!chan->SetPrefix(user_to_prefix, modechar, adding))
365 return MODEACTION_DENY;
368 /* Call the handler for the mode */
369 ModeAction ma = mh->OnModeChange(user, targetuser, chan, parameter, adding);
371 if (pcnt && parameter.empty())
372 return MODEACTION_DENY;
374 if (ma != MODEACTION_ALLOW)
377 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
378 (*watchers)->AfterMode(user, targetuser, chan, parameter, adding, type);
380 return MODEACTION_ALLOW;
383 void ModeParser::Process(const std::vector<std::string>& parameters, User *user, bool merge)
385 std::string target = parameters[0];
386 Channel* targetchannel = ServerInstance->FindChan(target);
387 User* targetuser = ServerInstance->FindNick(target);
388 ModeType type = targetchannel ? MODETYPE_CHANNEL : MODETYPE_USER;
391 LastParseParams.clear();
392 LastParseTranslate.clear();
394 if (!targetchannel && !targetuser)
396 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(),target.c_str());
399 if (parameters.size() == 1)
401 this->DisplayCurrentModes(user, targetuser, targetchannel, target.c_str());
405 ModResult MOD_RESULT;
406 FIRST_MOD_RESULT(OnPreMode, MOD_RESULT, (user, targetuser, targetchannel, parameters));
408 bool SkipAccessChecks = false;
410 if (!IS_LOCAL(user) || ServerInstance->ULine(user->server) || MOD_RESULT == MOD_RES_ALLOW)
411 SkipAccessChecks = true;
412 else if (MOD_RESULT == MOD_RES_DENY)
415 if (targetuser && !SkipAccessChecks && user != targetuser)
417 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str());
421 std::string mode_sequence = parameters[1];
423 std::string output_mode;
424 std::ostringstream output_parameters;
425 LastParseParams.push_back(output_mode);
426 LastParseTranslate.push_back(TR_TEXT);
429 char output_pm = '\0'; // current output state, '+' or '-'
430 unsigned int param_at = 2;
432 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
434 unsigned char modechar = *letter;
435 if (modechar == '+' || modechar == '-')
437 adding = (modechar == '+');
441 ModeHandler *mh = this->FindMode(modechar, type);
444 /* No mode handler? Unknown mode character then. */
445 user->WriteServ("%d %s %c :is unknown mode char to me", type == MODETYPE_CHANNEL ? 472 : 501, user->nick.c_str(), modechar);
449 std::string parameter = "";
450 int pcnt = mh->GetNumParams(adding);
451 if (pcnt && param_at == parameters.size())
453 /* No parameter, continue to the next mode */
454 mh->OnParameterMissing(user, targetuser, targetchannel);
459 parameter = parameters[param_at++];
460 /* Make sure the user isn't trying to slip in an invalid parameter */
461 if ((parameter.find(':') == 0) || (parameter.rfind(' ') != std::string::npos))
463 if (merge && targetchannel && targetchannel->IsModeSet(modechar) && !mh->IsListMode())
465 std::string ours = targetchannel->GetModeParameter(modechar);
466 if (!mh->ResolveModeConflict(parameter, ours, targetchannel))
467 /* we won the mode merge, don't apply this mode */
472 ModeAction ma = TryMode(user, targetuser, targetchannel, adding, modechar, parameter, SkipAccessChecks);
474 if (ma != MODEACTION_ALLOW)
477 char needed_pm = adding ? '+' : '-';
478 if (needed_pm != output_pm)
480 output_pm = needed_pm;
481 output_mode.append(1, output_pm);
483 output_mode.append(1, modechar);
487 TranslateType tt = mh->GetTranslateType();
490 User* u = ServerInstance->FindNick(parameter);
494 output_parameters << " " << parameter;
495 LastParseParams.push_back(parameter);
496 LastParseTranslate.push_back(tt);
499 if ( (output_mode.length() + output_parameters.str().length() > 450)
500 || (output_mode.length() > 100)
501 || (LastParseParams.size() > ServerInstance->Config->Limits.MaxModes))
503 /* mode sequence is getting too long */
508 LastParseParams[0] = output_mode;
510 if (!output_mode.empty())
512 LastParse = targetchannel ? targetchannel->name : targetuser->nick;
513 LastParse.append(" ");
514 LastParse.append(output_mode);
515 LastParse.append(output_parameters.str());
519 targetchannel->WriteChannel(user, "MODE %s", LastParse.c_str());
520 FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, LastParseParams, LastParseTranslate));
524 targetuser->WriteFrom(user, "MODE %s", LastParse.c_str());
525 FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, LastParseParams, LastParseTranslate));
528 else if (targetchannel && parameters.size() == 2)
530 /* Special case for displaying the list for listmodes,
531 * e.g. MODE #chan b, or MODE #chan +b without a parameter
533 this->DisplayListModes(user, targetchannel, mode_sequence);
537 void ModeParser::DisplayListModes(User* user, Channel* chan, std::string &mode_sequence)
541 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
543 unsigned char mletter = *letter;
547 /* Ensure the user doesnt request the same mode twice,
548 * so they cant flood themselves off out of idiocy.
550 if (sent[mletter] == seq)
555 ModeHandler *mh = this->FindMode(mletter, MODETYPE_CHANNEL);
557 if (!mh || !mh->IsListMode())
560 ModResult MOD_RESULT;
561 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mletter, "", true, 0));
562 if (MOD_RESULT == MOD_RES_DENY)
566 if (!user->HasPrivPermission("channels/auspex") && ServerInstance->Config->HideModeLists[mletter] && (chan->GetPrefixValue(user) < HALFOP_VALUE))
568 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You do not have access to view the +%c list",
569 user->nick.c_str(), chan->name.c_str(), mletter);
573 unsigned char handler_id = (mletter - 'A') | MASK_CHANNEL;
575 for(ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
577 std::string dummyparam;
579 if (!((*watchers)->BeforeMode(user, NULL, chan, dummyparam, true, MODETYPE_CHANNEL)))
583 mh->DisplayList(user, chan);
585 mh->DisplayEmptyList(user, chan);
589 const std::string& ModeParser::GetLastParse()
594 void ModeParser::CleanMask(std::string &mask)
596 std::string::size_type pos_of_pling = mask.find_first_of('!');
597 std::string::size_type pos_of_at = mask.find_first_of('@');
598 std::string::size_type pos_of_dot = mask.find_first_of('.');
599 std::string::size_type pos_of_colons = mask.find("::"); /* Because ipv6 addresses are colon delimited -- double so it treats extban as nick */
601 if (mask.length() >= 2 && mask[1] == ':')
602 return; // if it's an extban, don't even try guess how it needs to be formed.
604 if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
606 /* Just a nick, or just a host - or clearly ipv6 (starting with :) */
607 if ((pos_of_dot == std::string::npos) && (pos_of_colons == std::string::npos) && mask[0] != ':')
609 /* It has no '.' in it, it must be a nick. */
614 /* Got a dot in it? Has to be a host */
615 mask = "*!*@" + mask;
618 else if ((pos_of_pling == std::string::npos) && (pos_of_at != std::string::npos))
620 /* Has an @ but no !, its a user@host */
623 else if ((pos_of_pling != std::string::npos) && (pos_of_at == std::string::npos))
625 /* Has a ! but no @, it must be a nick!ident */
630 bool ModeParser::AddMode(ModeHandler* mh)
632 unsigned char mask = 0;
633 unsigned char pos = 0;
635 /* Yes, i know, this might let people declare modes like '_' or '^'.
636 * If they do that, thats their problem, and if i ever EVER see an
637 * official InspIRCd developer do that, i'll beat them with a paddle!
639 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z') || (mh->GetPrefix() > 126))
642 /* A mode prefix of ',' is not acceptable, it would fuck up server to server.
643 * A mode prefix of ':' will fuck up both server to server, and client to server.
644 * A mode prefix of '#' will mess up /whois and /privmsg
646 if ((mh->GetPrefix() == ',') || (mh->GetPrefix() == ':') || (mh->GetPrefix() == '#'))
649 if (mh->GetPrefix() && FindPrefix(mh->GetPrefix()))
652 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
653 pos = (mh->GetModeChar()-65) | mask;
655 if (modehandlers[pos])
658 modehandlers[pos] = mh;
662 bool ModeParser::DelMode(ModeHandler* mh)
664 unsigned char mask = 0;
665 unsigned char pos = 0;
667 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
670 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
671 pos = (mh->GetModeChar()-65) | mask;
673 if (modehandlers[pos] != mh)
676 /* Note: We can't stack here, as we have modes potentially being removed across many different channels.
677 * To stack here we have to make the algorithm slower. Discuss.
679 switch (mh->GetModeType())
682 for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); i++)
684 mh->RemoveMode(i->second);
687 case MODETYPE_CHANNEL:
688 for (chan_hash::iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
690 mh->RemoveMode(i->second);
695 modehandlers[pos] = NULL;
700 ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
702 unsigned char mask = 0;
703 unsigned char pos = 0;
705 if ((modeletter < 'A') || (modeletter > 'z'))
708 mt == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
709 pos = (modeletter-65) | mask;
711 return modehandlers[pos];
714 std::string ModeParser::UserModeList()
719 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
721 unsigned char pos = (mode-65) | MASK_USER;
723 if (modehandlers[pos])
724 modestr[pointer++] = mode;
726 modestr[pointer++] = 0;
730 std::string ModeParser::ChannelModeList()
735 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
737 unsigned char pos = (mode-65) | MASK_CHANNEL;
739 if (modehandlers[pos])
740 modestr[pointer++] = mode;
742 modestr[pointer++] = 0;
746 std::string ModeParser::ParaModeList()
751 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
753 unsigned char pos = (mode-65) | MASK_CHANNEL;
755 if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true)))
756 modestr[pointer++] = mode;
758 modestr[pointer++] = 0;
762 ModeHandler* ModeParser::FindPrefix(unsigned const char pfxletter)
764 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
766 unsigned char pos = (mode-65) | MASK_CHANNEL;
768 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix() == pfxletter))
770 return modehandlers[pos];
776 std::string ModeParser::GiveModeList(ModeMasks m)
778 std::string type1; /* Listmodes EXCEPT those with a prefix */
779 std::string type2; /* Modes that take a param when adding or removing */
780 std::string type3; /* Modes that only take a param when adding */
781 std::string type4; /* Modes that dont take a param */
783 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
785 unsigned char pos = (mode-65) | m;
786 /* One parameter when adding */
787 if (modehandlers[pos])
789 if (modehandlers[pos]->GetNumParams(true))
791 if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix()))
793 type1 += modehandlers[pos]->GetModeChar();
797 /* ... and one parameter when removing */
798 if (modehandlers[pos]->GetNumParams(false))
800 /* But not a list mode */
801 if (!modehandlers[pos]->GetPrefix())
803 type2 += modehandlers[pos]->GetModeChar();
808 /* No parameters when removing */
809 type3 += modehandlers[pos]->GetModeChar();
815 type4 += modehandlers[pos]->GetModeChar();
820 return type1 + "," + type2 + "," + type3 + "," + type4;
823 std::string ModeParser::BuildPrefixes(bool lettersAndModes)
825 std::string mletters;
826 std::string mprefixes;
827 std::map<int,std::pair<char,char> > prefixes;
829 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
831 unsigned char pos = (mode-65) | MASK_CHANNEL;
833 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix()))
835 prefixes[modehandlers[pos]->GetPrefixRank()] = std::make_pair(
836 modehandlers[pos]->GetPrefix(), modehandlers[pos]->GetModeChar());
840 for(std::map<int,std::pair<char,char> >::reverse_iterator n = prefixes.rbegin(); n != prefixes.rend(); n++)
842 mletters = mletters + n->second.first;
843 mprefixes = mprefixes + n->second.second;
846 return lettersAndModes ? "(" + mprefixes + ")" + mletters : mletters;
849 bool ModeParser::AddModeWatcher(ModeWatcher* mw)
851 unsigned char mask = 0;
852 unsigned char pos = 0;
857 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
860 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
861 pos = (mw->GetModeChar()-65) | mask;
863 modewatchers[pos].push_back(mw);
868 bool ModeParser::DelModeWatcher(ModeWatcher* mw)
870 unsigned char mask = 0;
871 unsigned char pos = 0;
876 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
879 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
880 pos = (mw->GetModeChar()-65) | mask;
882 ModeWatchIter a = find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
884 if (a == modewatchers[pos].end())
889 modewatchers[pos].erase(a);
894 /** This default implementation can remove simple user modes
896 void ModeHandler::RemoveMode(User* user, irc::modestacker* stack)
898 char moderemove[MAXBUF];
899 std::vector<std::string> parameters;
901 if (user->IsModeSet(this->GetModeChar()))
905 stack->Push(this->GetModeChar());
909 sprintf(moderemove,"-%c",this->GetModeChar());
910 parameters.push_back(user->nick);
911 parameters.push_back(moderemove);
912 ServerInstance->Modes->Process(parameters, ServerInstance->FakeClient);
917 /** This default implementation can remove simple channel modes
920 void ModeHandler::RemoveMode(Channel* channel, irc::modestacker* stack)
922 char moderemove[MAXBUF];
923 std::vector<std::string> parameters;
925 if (channel->IsModeSet(this->GetModeChar()))
929 stack->Push(this->GetModeChar());
933 sprintf(moderemove,"-%c",this->GetModeChar());
934 parameters.push_back(channel->name);
935 parameters.push_back(moderemove);
936 ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
944 ModeChannelPrivate p;
945 ModeChannelModerated m;
946 ModeChannelTopicOps t;
948 ModeChannelNoExternal n;
949 ModeChannelInviteOnly i;
958 ModeUserInvisible ui;
960 ModeUserServerNoticeMask us;
962 void init(ModeParser* modes)
982 static builtin_modes static_modes;
984 ModeParser::ModeParser()
986 /* Clear mode handler list */
987 memset(modehandlers, 0, sizeof(modehandlers));
989 /* Last parse string */
993 memset(&sent, 0, sizeof(sent));
995 static_modes.init(this);
998 ModeParser::~ModeParser()