1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://wiki.inspircd.org/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
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 /* +h (channel halfop) */
38 #include "modes/cmode_h.h"
39 /* +v (channel voice) */
40 #include "modes/cmode_v.h"
41 /* +w (see wallops) */
42 #include "modes/umode_w.h"
44 #include "modes/umode_i.h"
46 #include "modes/umode_o.h"
47 /* +s (server notice masks) */
48 #include "modes/umode_s.h"
50 ModeHandler::ModeHandler(Module* Creator, const std::string& Name, char modeletter, ParamSpec Params, ModeType type)
51 : m_paramtype(TR_TEXT), parameters_taken(Params), mode(modeletter), prefix(0), oper(false),
52 list(false), m_type(type), count(0), levelrequired(HALFOP_VALUE), creator(Creator), name(Name)
56 CullResult ModeHandler::cull()
58 if (ServerInstance->Modes)
59 ServerInstance->Modes->DelMode(this);
60 return classbase::cull();
63 ModeHandler::~ModeHandler()
65 if (ServerInstance && ServerInstance->Modes && ServerInstance->Modes->FindMode(mode, m_type) == this)
66 ServerInstance->Logs->Log("MODE", ERROR, "ERROR: Destructor for mode %c called while still registered", mode);
69 bool ModeHandler::IsListMode()
74 unsigned int ModeHandler::GetPrefixRank()
79 unsigned int ModeHandler::GetCount()
84 void ModeHandler::ChangeCount(int modifier)
87 ServerInstance->Logs->Log("MODE", DEBUG,"Change count for mode %c is now %d", mode, count);
90 int ModeHandler::GetNumParams(bool adding)
92 switch (parameters_taken)
97 return adding ? 1 : 0;
104 char ModeHandler::GetModeChar()
109 std::string ModeHandler::GetUserParameter(User* user)
114 ModResult ModeHandler::AccessCheck(User*, Channel*, std::string &, bool)
116 return MOD_RES_PASSTHRU;
119 ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool)
121 return MODEACTION_DENY;
124 ModePair ModeHandler::ModeSet(User*, User* dest, Channel* channel, const std::string&)
128 return std::make_pair(dest->IsModeSet(this->mode), "");
132 return std::make_pair(channel->IsModeSet(this->mode), "");
136 void ModeHandler::DisplayList(User*, Channel*)
140 void ModeHandler::DisplayEmptyList(User*, Channel*)
144 void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel)
148 bool ModeHandler::ResolveModeConflict(std::string& theirs, const std::string& ours, Channel*)
150 return (theirs < ours);
153 ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
157 if (!dest->IsModeSet(this->GetModeChar()))
159 dest->SetMode(this->GetModeChar(),true);
160 return MODEACTION_ALLOW;
165 if (dest->IsModeSet(this->GetModeChar()))
167 dest->SetMode(this->GetModeChar(),false);
168 return MODEACTION_ALLOW;
172 return MODEACTION_DENY;
176 ModeAction SimpleChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
180 if (!channel->IsModeSet(this->GetModeChar()))
182 channel->SetMode(this->GetModeChar(),true);
183 return MODEACTION_ALLOW;
188 if (channel->IsModeSet(this->GetModeChar()))
190 channel->SetMode(this->GetModeChar(),false);
191 return MODEACTION_ALLOW;
195 return MODEACTION_DENY;
198 ModeWatcher::ModeWatcher(Module* Creator, char modeletter, ModeType type)
199 : mode(modeletter), m_type(type), creator(Creator)
203 ModeWatcher::~ModeWatcher()
207 char ModeWatcher::GetModeChar()
212 ModeType ModeWatcher::GetModeType()
217 bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool, ModeType)
222 void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool, ModeType)
226 User* ModeParser::SanityChecks(User *user, const char *dest, Channel *chan, int)
229 if ((!user) || (!dest) || (!chan) || (!*dest))
233 d = ServerInstance->FindNick(dest);
236 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), dest);
242 void ModeParser::DisplayCurrentModes(User *user, User* targetuser, Channel* targetchannel, const char* text)
246 /* Display channel's current mode string */
247 user->WriteNumeric(RPL_CHANNELMODEIS, "%s %s +%s",user->nick.c_str(), targetchannel->name.c_str(), targetchannel->ChanModes(targetchannel->HasUser(user)));
248 user->WriteNumeric(RPL_CHANNELCREATED, "%s %s %lu", user->nick.c_str(), targetchannel->name.c_str(), (unsigned long)targetchannel->age);
253 if (targetuser == user || user->HasPrivPermission("users/auspex"))
255 /* Display user's current mode string */
256 user->WriteNumeric(RPL_UMODEIS, "%s :+%s",targetuser->nick.c_str(),targetuser->FormatModes());
257 if (IS_OPER(targetuser))
258 user->WriteNumeric(RPL_SNOMASKIS, "%s +%s :Server notice mask", targetuser->nick.c_str(), targetuser->FormatNoticeMasks());
263 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't view modes for other users", user->nick.c_str());
269 ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, bool adding, const unsigned char modechar,
270 std::string ¶meter, bool SkipACL)
272 ModeType type = chan ? MODETYPE_CHANNEL : MODETYPE_USER;
273 unsigned char mask = chan ? MASK_CHANNEL : MASK_USER;
275 ModeHandler *mh = FindMode(modechar, type);
276 int pcnt = mh->GetNumParams(adding);
278 ModResult MOD_RESULT;
279 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, modechar, parameter, adding, pcnt));
281 if (IS_LOCAL(user) && (MOD_RESULT == MOD_RES_DENY))
282 return MODEACTION_DENY;
284 if (chan && !SkipACL && (MOD_RESULT != MOD_RES_ALLOW))
286 MOD_RESULT = mh->AccessCheck(user, chan, parameter, adding);
288 if (MOD_RESULT == MOD_RES_DENY)
289 return MODEACTION_DENY;
290 if (MOD_RESULT == MOD_RES_PASSTHRU)
292 unsigned int neededrank = mh->GetLevelRequired();
293 /* Compare our rank on the channel against the rank of the required prefix,
294 * allow if >= ours. Because mIRC and xchat throw a tizz if the modes shown
295 * in NAMES(X) are not in rank order, we know the most powerful mode is listed
296 * first, so we don't need to iterate, we just look up the first instead.
298 unsigned int ourrank = chan->GetPrefixValue(user);
299 if (ourrank < neededrank)
302 // TODO replace with a real search for the proper prefix
303 char needed = neededrank > HALFOP_VALUE ? '@' : '%';
304 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must have channel privilege %c or above to %sset channel mode %c",
305 user->nick.c_str(), chan->name.c_str(), needed, adding ? "" : "un", modechar);
306 return MODEACTION_DENY;
311 unsigned char handler_id = (modechar - 'A') | mask;
313 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
315 if ((*watchers)->BeforeMode(user, targetuser, chan, parameter, adding, type) == false)
316 return MODEACTION_DENY;
317 /* A module whacked the parameter completely, and there was one. abort. */
318 if (pcnt && parameter.empty())
319 return MODEACTION_DENY;
322 if (IS_LOCAL(user) && !IS_OPER(user))
324 char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
325 if (disabled[modechar - 'A'])
327 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - %s mode %c has been locked by the administrator",
328 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
329 return MODEACTION_DENY;
333 if (adding && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(modechar, type))
335 /* It's an oper only mode, and they don't have access to it. */
338 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Oper type %s does not have access to set %s mode %c",
339 user->nick.c_str(), irc::Spacify(user->oper.c_str()), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
343 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Only operators may set %s mode %c",
344 user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
346 return MODEACTION_DENY;
349 if (mh->GetTranslateType() == TR_NICK && !ServerInstance->FindNick(parameter))
351 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel", user->nick.c_str(), parameter.c_str());
352 return MODEACTION_DENY;
355 /* Call the handler for the mode */
356 ModeAction ma = mh->OnModeChange(user, targetuser, chan, parameter, adding);
358 if (pcnt && parameter.empty())
359 return MODEACTION_DENY;
361 if (ma != MODEACTION_ALLOW)
364 mh->ChangeCount(adding ? 1 : -1);
366 if (mh->GetPrefixRank() && chan)
368 User* user_to_prefix = ServerInstance->FindNick(parameter);
370 chan->SetPrefix(user_to_prefix, modechar, adding);
373 for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
374 (*watchers)->AfterMode(user, targetuser, chan, parameter, adding, type);
376 return MODEACTION_ALLOW;
379 void ModeParser::Process(const std::vector<std::string>& parameters, User *user, bool merge)
381 std::string target = parameters[0];
382 Channel* targetchannel = ServerInstance->FindChan(target);
383 User* targetuser = ServerInstance->FindNick(target);
384 ModeType type = targetchannel ? MODETYPE_CHANNEL : MODETYPE_USER;
387 LastParseParams.clear();
388 LastParseTranslate.clear();
390 if (!targetchannel && !targetuser)
392 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(),target.c_str());
395 if (parameters.size() == 1)
397 this->DisplayCurrentModes(user, targetuser, targetchannel, target.c_str());
401 ModResult MOD_RESULT;
402 FIRST_MOD_RESULT(OnPreMode, MOD_RESULT, (user, targetuser, targetchannel, parameters));
404 bool SkipAccessChecks = false;
406 if (!IS_LOCAL(user) || ServerInstance->ULine(user->server) || MOD_RESULT == MOD_RES_ALLOW)
407 SkipAccessChecks = true;
408 else if (MOD_RESULT == MOD_RES_DENY)
411 if (targetuser && !SkipAccessChecks && user != targetuser)
413 user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str());
417 std::string mode_sequence = parameters[1];
419 std::string output_mode;
420 std::ostringstream output_parameters;
421 LastParseParams.push_back(output_mode);
422 LastParseTranslate.push_back(TR_TEXT);
425 char output_pm = '\0'; // current output state, '+' or '-'
426 unsigned int param_at = 2;
428 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
430 unsigned char modechar = *letter;
431 if (modechar == '+' || modechar == '-')
433 adding = (modechar == '+');
437 ModeHandler *mh = this->FindMode(modechar, type);
440 /* No mode handler? Unknown mode character then. */
441 user->WriteServ("%d %s %c :is unknown mode char to me", type == MODETYPE_CHANNEL ? 472 : 501, user->nick.c_str(), modechar);
445 std::string parameter = "";
446 int pcnt = mh->GetNumParams(adding);
447 if (pcnt && param_at == parameters.size())
449 /* No parameter, continue to the next mode */
450 mh->OnParameterMissing(user, targetuser, targetchannel);
455 parameter = parameters[param_at++];
456 /* Make sure the user isn't trying to slip in an invalid parameter */
457 if ((parameter.find(':') == 0) || (parameter.rfind(' ') != std::string::npos))
459 if (merge && targetchannel && targetchannel->IsModeSet(modechar) && !mh->IsListMode())
461 std::string ours = targetchannel->GetModeParameter(modechar);
462 if (!mh->ResolveModeConflict(parameter, ours, targetchannel))
463 /* we won the mode merge, don't apply this mode */
468 ModeAction ma = TryMode(user, targetuser, targetchannel, adding, modechar, parameter, SkipAccessChecks);
470 if (ma != MODEACTION_ALLOW)
473 char needed_pm = adding ? '+' : '-';
474 if (needed_pm != output_pm)
476 output_pm = needed_pm;
477 output_mode.append(1, output_pm);
479 output_mode.append(1, modechar);
483 TranslateType tt = mh->GetTranslateType();
486 User* u = ServerInstance->FindNick(parameter);
490 output_parameters << " " << parameter;
491 LastParseParams.push_back(parameter);
492 LastParseTranslate.push_back(tt);
495 if ( (output_mode.length() + output_parameters.str().length() > 450)
496 || (output_mode.length() > 100)
497 || (LastParseParams.size() > ServerInstance->Config->Limits.MaxModes))
499 /* mode sequence is getting too long */
504 LastParseParams[0] = output_mode;
506 if (!output_mode.empty())
508 LastParse = targetchannel ? targetchannel->name : targetuser->nick;
509 LastParse.append(" ");
510 LastParse.append(output_mode);
511 LastParse.append(output_parameters.str());
515 targetchannel->WriteChannel(user, "MODE %s", LastParse.c_str());
516 FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, LastParseParams, LastParseTranslate));
520 targetuser->WriteFrom(user, "MODE %s", LastParse.c_str());
521 FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, LastParseParams, LastParseTranslate));
524 else if (targetchannel && parameters.size() == 2)
526 /* Special case for displaying the list for listmodes,
527 * e.g. MODE #chan b, or MODE #chan +b without a parameter
529 this->DisplayListModes(user, targetchannel, mode_sequence);
533 void ModeParser::DisplayListModes(User* user, Channel* chan, std::string &mode_sequence)
537 for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
539 unsigned char mletter = *letter;
543 /* Ensure the user doesnt request the same mode twice,
544 * so they cant flood themselves off out of idiocy.
546 if (sent[mletter] == seq)
551 ModeHandler *mh = this->FindMode(mletter, MODETYPE_CHANNEL);
553 if (!mh || !mh->IsListMode())
556 ModResult MOD_RESULT;
557 FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mletter, "", true, 0));
558 if (MOD_RESULT == MOD_RES_DENY)
562 if (!user->HasPrivPermission("channels/auspex") && ServerInstance->Config->HideModeLists[mletter] && (chan->GetPrefixValue(user) < HALFOP_VALUE))
564 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :Only half-operators and above may view the +%c list",
565 user->nick.c_str(), chan->name.c_str(), mletter);
569 /** See below for a description of what craq this is :D
571 unsigned char handler_id = (mletter - 'A') | MASK_CHANNEL;
573 for(ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
575 std::string dummyparam;
577 if (!((*watchers)->BeforeMode(user, NULL, chan, dummyparam, true, MODETYPE_CHANNEL)))
581 mh->DisplayList(user, chan);
583 mh->DisplayEmptyList(user, chan);
587 const std::string& ModeParser::GetLastParse()
592 void ModeParser::CleanMask(std::string &mask)
594 std::string::size_type pos_of_pling = mask.find_first_of('!');
595 std::string::size_type pos_of_at = mask.find_first_of('@');
596 std::string::size_type pos_of_dot = mask.find_first_of('.');
597 std::string::size_type pos_of_colons = mask.find("::"); /* Because ipv6 addresses are colon delimited -- double so it treats extban as nick */
599 if (mask.length() >= 2 && mask[1] == ':')
600 return; // if it's an extban, don't even try guess how it needs to be formed.
602 if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
604 /* Just a nick, or just a host - or clearly ipv6 (starting with :) */
605 if ((pos_of_dot == std::string::npos) && (pos_of_colons == std::string::npos) && mask[0] != ':')
607 /* It has no '.' in it, it must be a nick. */
612 /* Got a dot in it? Has to be a host */
613 mask = "*!*@" + mask;
616 else if ((pos_of_pling == std::string::npos) && (pos_of_at != std::string::npos))
618 /* Has an @ but no !, its a user@host */
621 else if ((pos_of_pling != std::string::npos) && (pos_of_at == std::string::npos))
623 /* Has a ! but no @, it must be a nick!ident */
628 bool ModeParser::AddMode(ModeHandler* mh)
630 unsigned char mask = 0;
631 unsigned char pos = 0;
633 /* Yes, i know, this might let people declare modes like '_' or '^'.
634 * If they do that, thats their problem, and if i ever EVER see an
635 * official InspIRCd developer do that, i'll beat them with a paddle!
637 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z') || (mh->GetPrefix() > 126))
640 /* A mode prefix of ',' is not acceptable, it would fuck up server to server.
641 * A mode prefix of ':' will fuck up both server to server, and client to server.
642 * A mode prefix of '#' will mess up /whois and /privmsg
644 if ((mh->GetPrefix() == ',') || (mh->GetPrefix() == ':') || (mh->GetPrefix() == '#'))
647 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
648 pos = (mh->GetModeChar()-65) | mask;
650 if (modehandlers[pos])
653 modehandlers[pos] = mh;
657 bool ModeParser::DelMode(ModeHandler* mh)
659 unsigned char mask = 0;
660 unsigned char pos = 0;
662 if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
665 mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
666 pos = (mh->GetModeChar()-65) | mask;
668 if (modehandlers[pos] != mh)
671 /* Note: We can't stack here, as we have modes potentially being removed across many different channels.
672 * To stack here we have to make the algorithm slower. Discuss.
674 switch (mh->GetModeType())
677 for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); i++)
679 mh->RemoveMode(i->second);
682 case MODETYPE_CHANNEL:
683 for (chan_hash::iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
685 mh->RemoveMode(i->second);
690 modehandlers[pos] = NULL;
695 ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
697 unsigned char mask = 0;
698 unsigned char pos = 0;
700 if ((modeletter < 'A') || (modeletter > 'z'))
703 mt == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
704 pos = (modeletter-65) | mask;
706 return modehandlers[pos];
709 std::string ModeParser::UserModeList()
714 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
716 unsigned char pos = (mode-65) | MASK_USER;
718 if (modehandlers[pos])
719 modestr[pointer++] = mode;
721 modestr[pointer++] = 0;
725 std::string ModeParser::ChannelModeList()
730 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
732 unsigned char pos = (mode-65) | MASK_CHANNEL;
734 if (modehandlers[pos])
735 modestr[pointer++] = mode;
737 modestr[pointer++] = 0;
741 std::string ModeParser::ParaModeList()
746 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
748 unsigned char pos = (mode-65) | MASK_CHANNEL;
750 if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true)))
751 modestr[pointer++] = mode;
753 modestr[pointer++] = 0;
757 ModeHandler* ModeParser::FindPrefix(unsigned const char pfxletter)
759 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
761 unsigned char pos = (mode-65) | MASK_CHANNEL;
763 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix() == pfxletter))
765 return modehandlers[pos];
771 std::string ModeParser::ModeString(User* user, Channel* channel, bool nick_suffix)
776 if (!channel || !user)
779 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
781 unsigned char pos = (mode-65) | MASK_CHANNEL;
782 ModeHandler* mh = modehandlers[pos];
783 if ((mh) && (mh->GetNumParams(true)) && (mh->GetNumParams(false)))
786 ret = mh->ModeSet(NULL, user, channel, user->nick);
787 if ((ret.first) && (ret.second == user->nick))
792 pars.append(user->nick);
794 types.push_back(mh->GetModeChar());
805 std::string ModeParser::GiveModeList(ModeMasks m)
807 std::string type1; /* Listmodes EXCEPT those with a prefix */
808 std::string type2; /* Modes that take a param when adding or removing */
809 std::string type3; /* Modes that only take a param when adding */
810 std::string type4; /* Modes that dont take a param */
812 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
814 unsigned char pos = (mode-65) | m;
815 /* One parameter when adding */
816 if (modehandlers[pos])
818 if (modehandlers[pos]->GetNumParams(true))
820 if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix()))
822 type1 += modehandlers[pos]->GetModeChar();
826 /* ... and one parameter when removing */
827 if (modehandlers[pos]->GetNumParams(false))
829 /* But not a list mode */
830 if (!modehandlers[pos]->GetPrefix())
832 type2 += modehandlers[pos]->GetModeChar();
837 /* No parameters when removing */
838 type3 += modehandlers[pos]->GetModeChar();
844 type4 += modehandlers[pos]->GetModeChar();
849 return type1 + "," + type2 + "," + type3 + "," + type4;
852 std::string ModeParser::BuildPrefixes()
854 std::string mletters;
855 std::string mprefixes;
856 std::map<int,std::pair<char,char> > prefixes;
858 for (unsigned char mode = 'A'; mode <= 'z'; mode++)
860 unsigned char pos = (mode-65) | MASK_CHANNEL;
862 if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix()))
864 prefixes[modehandlers[pos]->GetPrefixRank()] = std::make_pair(
865 modehandlers[pos]->GetPrefix(), modehandlers[pos]->GetModeChar());
869 for(std::map<int,std::pair<char,char> >::reverse_iterator n = prefixes.rbegin(); n != prefixes.rend(); n++)
871 mletters = mletters + n->second.first;
872 mprefixes = mprefixes + n->second.second;
875 return "(" + mprefixes + ")" + mletters;
878 bool ModeParser::AddModeWatcher(ModeWatcher* mw)
880 unsigned char mask = 0;
881 unsigned char pos = 0;
886 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
889 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
890 pos = (mw->GetModeChar()-65) | mask;
892 modewatchers[pos].push_back(mw);
897 bool ModeParser::DelModeWatcher(ModeWatcher* mw)
899 unsigned char mask = 0;
900 unsigned char pos = 0;
905 if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
908 mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
909 pos = (mw->GetModeChar()-65) | mask;
911 ModeWatchIter a = find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
913 if (a == modewatchers[pos].end())
918 modewatchers[pos].erase(a);
923 /** This default implementation can remove simple user modes
925 void ModeHandler::RemoveMode(User* user, irc::modestacker* stack)
927 char moderemove[MAXBUF];
928 std::vector<std::string> parameters;
930 if (user->IsModeSet(this->GetModeChar()))
934 stack->Push(this->GetModeChar());
938 sprintf(moderemove,"-%c",this->GetModeChar());
939 parameters.push_back(user->nick);
940 parameters.push_back(moderemove);
941 ServerInstance->Modes->Process(parameters, ServerInstance->FakeClient);
946 /** This default implementation can remove simple channel modes
949 void ModeHandler::RemoveMode(Channel* channel, irc::modestacker* stack)
951 char moderemove[MAXBUF];
952 std::vector<std::string> parameters;
954 if (channel->IsModeSet(this->GetModeChar()))
958 stack->Push(this->GetModeChar());
962 sprintf(moderemove,"-%c",this->GetModeChar());
963 parameters.push_back(channel->name);
964 parameters.push_back(moderemove);
965 ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
973 ModeChannelPrivate p;
974 ModeChannelModerated m;
975 ModeChannelTopicOps t;
977 ModeChannelNoExternal n;
978 ModeChannelInviteOnly i;
984 // halfop is added by configreader
988 ModeUserInvisible ui;
990 ModeUserServerNoticeMask us;
992 void init(ModeParser* modes)
1005 modes->AddMode(&uw);
1006 modes->AddMode(&ui);
1007 modes->AddMode(&uo);
1008 modes->AddMode(&us);
1012 static builtin_modes static_modes;
1014 ModeParser::ModeParser()
1016 /* Clear mode handler list */
1017 memset(modehandlers, 0, sizeof(modehandlers));
1019 /* Last parse string */
1023 memset(&sent, 0, sizeof(sent));
1025 static_modes.init(this);
1028 ModeParser::~ModeParser()
1030 ModeHandler* mh = FindMode('h', MODETYPE_CHANNEL);