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 * ---------------------------------------------------
20 Channel::Channel(const std::string &cname, time_t ts)
22 chan_hash::iterator findchan = ServerInstance->chanlist->find(cname);
23 if (findchan != ServerInstance->chanlist->end())
24 throw CoreException("Cannot create duplicate channel " + cname);
26 (*(ServerInstance->chanlist))[cname.c_str()] = this;
27 this->name.assign(cname, 0, ServerInstance->Config->Limits.ChanMax);
28 this->age = ts ? ts : ServerInstance->Time();
30 maxbans = topicset = 0;
34 void Channel::SetMode(char mode,bool mode_on)
36 modes[mode-65] = mode_on;
39 void Channel::SetMode(ModeHandler* mh, bool on)
41 modes[mh->GetModeChar() - 65] = on;
44 void Channel::SetModeParam(char mode, const std::string& parameter)
46 CustomModeList::iterator n = custom_mode_params.find(mode);
47 // always erase, even if changing, so that the map gets the new value
48 if (n != custom_mode_params.end())
49 custom_mode_params.erase(n);
50 if (parameter.empty())
52 modes[mode-65] = false;
56 custom_mode_params[mode] = parameter;
57 modes[mode-65] = true;
61 void Channel::SetModeParam(ModeHandler* mode, const std::string& parameter)
63 SetModeParam(mode->GetModeChar(), parameter);
66 std::string Channel::GetModeParameter(char mode)
68 CustomModeList::iterator n = custom_mode_params.find(mode);
69 if (n != custom_mode_params.end())
74 std::string Channel::GetModeParameter(ModeHandler* mode)
76 CustomModeList::iterator n = custom_mode_params.find(mode->GetModeChar());
77 if (n != custom_mode_params.end())
82 int Channel::SetTopic(User *u, std::string &ntopic, bool forceset)
85 u = ServerInstance->FakeClient;
86 if (IS_LOCAL(u) && !forceset)
89 FIRST_MOD_RESULT(OnPreTopicChange, res, (u,this,ntopic));
91 if (res == MOD_RES_DENY)
93 if (res != MOD_RES_ALLOW)
95 bool defok = IsModeSet('t') ? GetPrefixValue(u) >= HALFOP_VALUE : HasUser(u);
96 if (!ServerInstance->OnCheckExemption(u,this,"topiclock").check(defok))
98 if (!this->HasUser(u))
99 u->WriteNumeric(442, "%s %s :You're not on that channel!",u->nick.c_str(), this->name.c_str());
101 u->WriteNumeric(482, "%s %s :You do not have access to change the topic on this channel", u->nick.c_str(), this->name.c_str());
107 this->topic.assign(ntopic, 0, ServerInstance->Config->Limits.MaxTopic);
110 this->setby.assign(ServerInstance->Config->FullHostInTopic ? u->GetFullHost() : u->nick, 0, 128);
111 this->WriteChannel(u, "TOPIC %s :%s", this->name.c_str(), this->topic.c_str());
115 this->setby.assign(ServerInstance->Config->ServerName);
116 this->WriteChannelWithServ(ServerInstance->Config->ServerName, "TOPIC %s :%s", this->name.c_str(), this->topic.c_str());
119 this->topicset = ServerInstance->Time();
121 FOREACH_MOD(I_OnPostTopicChange,OnPostTopicChange(u, this, this->topic));
126 long Channel::GetUserCounter()
128 return userlist.size();
131 Membership* Channel::AddUser(User* user)
133 Membership* memb = new Membership(user, this);
134 userlist[user] = memb;
138 void Channel::DelUser(User* user)
140 UserMembIter a = userlist.find(user);
142 if (a != userlist.end())
149 if (userlist.empty())
152 FIRST_MOD_RESULT(OnChannelPreDelete, res, (this));
153 if (res == MOD_RES_DENY)
155 chan_hash::iterator iter = ServerInstance->chanlist->find(this->name);
156 /* kill the record */
157 if (iter != ServerInstance->chanlist->end())
159 FOREACH_MOD(I_OnChannelDelete, OnChannelDelete(this));
160 ServerInstance->chanlist->erase(iter);
162 ServerInstance->GlobalCulls.AddItem(this);
166 bool Channel::HasUser(User* user)
168 return (userlist.find(user) != userlist.end());
171 Membership* Channel::GetUser(User* user)
173 UserMembIter i = userlist.find(user);
174 if (i == userlist.end())
179 const UserMembList* Channel::GetUsers()
184 void Channel::SetDefaultModes()
186 ServerInstance->Logs->Log("CHANNELS", DEBUG, "SetDefaultModes %s",
187 ServerInstance->Config->DefaultModes.c_str());
188 irc::spacesepstream list(ServerInstance->Config->DefaultModes);
190 std::string parameter;
192 list.GetToken(modeseq);
194 for (std::string::iterator n = modeseq.begin(); n != modeseq.end(); ++n)
196 ModeHandler* mode = ServerInstance->Modes->FindMode(*n, MODETYPE_CHANNEL);
199 if (mode->GetNumParams(true))
200 list.GetToken(parameter);
204 mode->OnModeChange(ServerInstance->FakeClient, ServerInstance->FakeClient, this, parameter, true);
210 * add a channel to a user, creating the record for it if needed and linking
211 * it to the user record
213 Channel* Channel::JoinUser(User *user, const char* cn, bool override, const char* key, bool bursting, time_t TS)
215 // Fix: unregistered users could be joined using /SAJOIN
216 if (!user || !cn || user->registered != REG_ALL)
224 * We don't restrict the number of channels that remote users or users that are override-joining may be in.
225 * We restrict local users to MaxChans channels.
226 * We restrict local operators to OperMaxChans channels.
227 * This is a lot more logical than how it was formerly. -- w00t
229 if (IS_LOCAL(user) && !override)
231 if (user->HasPrivPermission("channels/high-join-limit"))
233 if (user->chans.size() >= ServerInstance->Config->OperMaxChans)
235 user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
241 unsigned int maxchans = user->GetClass()->maxchans;
243 maxchans = ServerInstance->Config->MaxChans;
244 if (user->chans.size() >= maxchans)
246 user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
252 strlcpy(cname, cn, ServerInstance->Config->Limits.ChanMax);
253 Ptr = ServerInstance->FindChan(cname);
254 bool created_by_local = false;
259 * Fix: desync bug was here, don't set @ on remote users - spanningtree handles their permissions. bug #358. -- w00t
264 ServerInstance->Logs->Log("CHANNEL",DEBUG,"*** BUG *** Channel::JoinUser called for REMOTE user '%s' on channel '%s' but no TS given!", user->nick.c_str(), cn);
269 created_by_local = true;
272 if (IS_LOCAL(user) && override == false)
274 ModResult MOD_RESULT;
275 FIRST_MOD_RESULT(OnUserPreJoin, MOD_RESULT, (user, NULL, cname, privs, key ? key : ""));
276 if (MOD_RESULT == MOD_RES_DENY)
280 Ptr = new Channel(cname, TS);
284 /* Already on the channel */
285 if (Ptr->HasUser(user))
289 * remote users are allowed us to bypass channel modes
290 * and bans (used by servers)
292 if (IS_LOCAL(user) && override == false)
294 ModResult MOD_RESULT;
295 FIRST_MOD_RESULT(OnUserPreJoin, MOD_RESULT, (user, Ptr, cname, privs, key ? key : ""));
296 if (MOD_RESULT == MOD_RES_DENY)
300 else if (MOD_RESULT == MOD_RES_PASSTHRU)
302 std::string ckey = Ptr->GetModeParameter('k');
303 bool invited = IS_LOCAL(user)->IsInvited(Ptr->name.c_str());
304 bool can_bypass = ServerInstance->Config->InvBypassModes && invited;
308 FIRST_MOD_RESULT(OnCheckKey, MOD_RESULT, (user, Ptr, key ? key : ""));
309 if (!MOD_RESULT.check((key && ckey == key) || can_bypass))
311 // If no key provided, or key is not the right one, and can't bypass +k (not invited or option not enabled)
312 user->WriteNumeric(ERR_BADCHANNELKEY, "%s %s :Cannot join channel (Incorrect channel key)",user->nick.c_str(), Ptr->name.c_str());
317 if (Ptr->IsModeSet('i'))
319 FIRST_MOD_RESULT(OnCheckInvite, MOD_RESULT, (user, Ptr));
320 if (!MOD_RESULT.check(invited))
322 user->WriteNumeric(ERR_INVITEONLYCHAN, "%s %s :Cannot join channel (Invite only)",user->nick.c_str(), Ptr->name.c_str());
327 std::string limit = Ptr->GetModeParameter('l');
330 FIRST_MOD_RESULT(OnCheckLimit, MOD_RESULT, (user, Ptr));
331 if (!MOD_RESULT.check((Ptr->GetUserCounter() < atol(limit.c_str()) || can_bypass)))
333 user->WriteNumeric(ERR_CHANNELISFULL, "%s %s :Cannot join channel (Channel is full)",user->nick.c_str(), Ptr->name.c_str());
338 if (Ptr->IsBanned(user) && !can_bypass)
340 user->WriteNumeric(ERR_BANNEDFROMCHAN, "%s %s :Cannot join channel (You're banned)",user->nick.c_str(), Ptr->name.c_str());
345 * If the user has invites for this channel, remove them now
346 * after a successful join so they don't build up.
350 IS_LOCAL(user)->RemoveInvite(Ptr->name.c_str());
356 if (created_by_local)
358 /* As spotted by jilles, dont bother to set this on remote users */
359 Ptr->SetDefaultModes();
362 return Channel::ForceChan(Ptr, user, privs, bursting, created_by_local);
365 Channel* Channel::ForceChan(Channel* Ptr, User* user, const std::string &privs, bool bursting, bool created)
367 std::string nick = user->nick;
369 Membership* memb = Ptr->AddUser(user);
370 user->chans.insert(Ptr);
372 for (std::string::const_iterator x = privs.begin(); x != privs.end(); x++)
374 const char status = *x;
375 ModeHandler* mh = ServerInstance->Modes->FindMode(status, MODETYPE_CHANNEL);
378 /* Set, and make sure that the mode handler knows this mode was now set */
379 Ptr->SetPrefix(user, mh->GetModeChar(), true);
380 mh->OnModeChange(ServerInstance->FakeClient, ServerInstance->FakeClient, Ptr, nick, true);
385 FOREACH_MOD(I_OnUserJoin,OnUserJoin(memb, bursting, created, except_list));
387 Ptr->WriteAllExcept(user, false, 0, except_list, "JOIN :%s", Ptr->name.c_str());
389 /* Theyre not the first ones in here, make sure everyone else sees the modes we gave the user */
390 std::string ms = memb->modes;
391 for(unsigned int i=0; i < memb->modes.length(); i++)
392 ms.append(" ").append(user->nick);
393 if ((Ptr->GetUserCounter() > 1) && (ms.length()))
394 Ptr->WriteAllExceptSender(user, true, 0, "MODE %s +%s", Ptr->name.c_str(), ms.c_str());
396 /* Major improvement by Brain - we dont need to be calculating all this pointlessly for remote users */
401 user->WriteNumeric(RPL_TOPIC, "%s %s :%s", user->nick.c_str(), Ptr->name.c_str(), Ptr->topic.c_str());
402 user->WriteNumeric(RPL_TOPICTIME, "%s %s %s %lu", user->nick.c_str(), Ptr->name.c_str(), Ptr->setby.c_str(), (unsigned long)Ptr->topicset);
406 FOREACH_MOD(I_OnPostJoin,OnPostJoin(memb));
410 bool Channel::IsBanned(User* user)
413 FIRST_MOD_RESULT(OnCheckChannelBan, result, (user, this));
415 if (result != MOD_RES_PASSTHRU)
416 return (result == MOD_RES_DENY);
418 for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
420 if (CheckBan(user, i->data))
426 bool Channel::CheckBan(User* user, const std::string& mask)
429 FIRST_MOD_RESULT(OnCheckBan, result, (user, this, mask));
430 if (result != MOD_RES_PASSTHRU)
431 return (result == MOD_RES_DENY);
433 // extbans were handled above, if this is one it obviously didn't match
437 std::string::size_type at = mask.find('@');
438 if (at == std::string::npos)
441 char tomatch[MAXBUF];
442 snprintf(tomatch, MAXBUF, "%s!%s", user->nick.c_str(), user->ident.c_str());
443 std::string prefix = mask.substr(0, at);
444 if (InspIRCd::Match(tomatch, prefix, NULL))
446 std::string suffix = mask.substr(at + 1);
447 if (InspIRCd::Match(user->host, suffix, NULL) ||
448 InspIRCd::Match(user->dhost, suffix, NULL) ||
449 InspIRCd::MatchCIDR(user->GetIPString(), suffix, NULL))
455 ModResult Channel::GetExtBanStatus(User *user, char type)
458 FIRST_MOD_RESULT(OnExtBanCheck, rv, (user, this, type));
459 if (rv != MOD_RES_PASSTHRU)
461 for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
463 if (i->data[0] == type && i->data[1] == ':')
465 std::string val = i->data.substr(2);
466 if (CheckBan(user, val))
470 return MOD_RES_PASSTHRU;
474 * remove a channel from a users record, and return the number of users left.
475 * Therefore, if this function returns 0 the caller should delete the Channel.
477 void Channel::PartUser(User *user, std::string &reason)
482 Membership* memb = GetUser(user);
487 FOREACH_MOD(I_OnUserPart,OnUserPart(memb, reason, except_list));
489 WriteAllExcept(user, false, 0, except_list, "PART %s%s%s", this->name.c_str(), reason.empty() ? "" : " :", reason.c_str());
491 user->chans.erase(this);
492 this->RemoveAllPrefixes(user);
498 void Channel::KickUser(User *src, User *user, const char* reason)
500 if (!src || !user || !reason)
503 Membership* memb = GetUser(user);
508 src->WriteNumeric(ERR_USERNOTINCHANNEL, "%s %s %s :They are not on that channel",src->nick.c_str(), user->nick.c_str(), this->name.c_str());
511 if ((ServerInstance->ULine(user->server)) && (!ServerInstance->ULine(src->server)))
513 src->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :Only a u-line may kick a u-line from a channel.",src->nick.c_str(), this->name.c_str());
518 if (ServerInstance->ULine(src->server))
521 FIRST_MOD_RESULT(OnUserPreKick, res, (src,memb,reason));
523 if (res == MOD_RES_DENY)
526 if (res == MOD_RES_PASSTHRU)
528 int them = this->GetPrefixValue(src);
529 int us = this->GetPrefixValue(user);
530 if ((them < HALFOP_VALUE) || (them < us))
532 src->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must be a channel %soperator",src->nick.c_str(), this->name.c_str(), them >= HALFOP_VALUE ? "" : "half-");
541 FOREACH_MOD(I_OnUserKick,OnUserKick(src, memb, reason, except_list));
543 WriteAllExcept(src, false, 0, except_list, "KICK %s %s :%s", name.c_str(), user->nick.c_str(), reason);
545 user->chans.erase(this);
546 this->RemoveAllPrefixes(user);
552 void Channel::WriteChannel(User* user, const char* text, ...)
554 char textbuffer[MAXBUF];
560 va_start(argsPtr, text);
561 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
564 this->WriteChannel(user, std::string(textbuffer));
567 void Channel::WriteChannel(User* user, const std::string &text)
574 snprintf(tb,MAXBUF,":%s %s", user->GetFullHost().c_str(), text.c_str());
575 std::string out = tb;
577 for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
579 if (IS_LOCAL(i->first))
580 i->first->Write(out);
584 void Channel::WriteChannelWithServ(const std::string& ServName, const char* text, ...)
586 char textbuffer[MAXBUF];
592 va_start(argsPtr, text);
593 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
596 this->WriteChannelWithServ(ServName, std::string(textbuffer));
599 void Channel::WriteChannelWithServ(const std::string& ServName, const std::string &text)
603 snprintf(tb,MAXBUF,":%s %s", ServName.empty() ? ServerInstance->Config->ServerName.c_str() : ServName.c_str(), text.c_str());
604 std::string out = tb;
606 for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
608 if (IS_LOCAL(i->first))
609 i->first->Write(out);
613 /* write formatted text from a source user to all users on a channel except
614 * for the sender (for privmsg etc) */
615 void Channel::WriteAllExceptSender(User* user, bool serversource, char status, const char* text, ...)
617 char textbuffer[MAXBUF];
623 va_start(argsPtr, text);
624 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
627 this->WriteAllExceptSender(user, serversource, status, std::string(textbuffer));
630 void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const char* text, ...)
632 char textbuffer[MAXBUF];
638 int offset = snprintf(textbuffer,MAXBUF,":%s ", user->GetFullHost().c_str());
640 va_start(argsPtr, text);
641 vsnprintf(textbuffer + offset, MAXBUF - offset, text, argsPtr);
644 this->RawWriteAllExcept(user, serversource, status, except_list, std::string(textbuffer));
647 void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const std::string &text)
651 snprintf(tb,MAXBUF,":%s %s", serversource ? ServerInstance->Config->ServerName.c_str() : user->GetFullHost().c_str(), text.c_str());
652 std::string out = tb;
654 this->RawWriteAllExcept(user, serversource, status, except_list, std::string(tb));
657 void Channel::RawWriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const std::string &out)
659 unsigned int minrank = 0;
662 ModeHandler* mh = ServerInstance->Modes->FindPrefix(status);
664 minrank = mh->GetPrefixRank();
666 for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
668 if (IS_LOCAL(i->first) && (except_list.find(i->first) == except_list.end()))
670 /* User doesn't have the status we're after */
671 if (minrank && i->second->getRank() < minrank)
674 i->first->Write(out);
679 void Channel::WriteAllExceptSender(User* user, bool serversource, char status, const std::string& text)
682 except_list.insert(user);
683 this->WriteAllExcept(user, serversource, status, except_list, std::string(text));
687 * return a count of the users on a specific channel accounting for
688 * invisible users who won't increase the count. e.g. for /LIST
690 int Channel::CountInvisible()
693 for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
695 if (!(i->first->IsModeSet('i')))
702 char* Channel::ChanModes(bool showkey)
704 static char scratch[MAXBUF];
705 static char sparam[MAXBUF];
706 char* offset = scratch;
707 std::string extparam;
712 /* This was still iterating up to 190, Channel::modes is only 64 elements -- Om */
713 for(int n = 0; n < 64; n++)
719 if (n == 'k' - 65 && !showkey)
725 extparam = this->GetModeParameter(n + 65);
727 if (!extparam.empty())
729 charlcat(sparam,' ',MAXBUF);
730 strlcat(sparam,extparam.c_str(),MAXBUF);
735 /* Null terminate scratch */
737 strlcat(scratch,sparam,MAXBUF);
741 /* compile a userlist of a channel into a string, each nick seperated by
742 * spaces and op, voice etc status shown as @ and +, and send it to 'user'
744 void Channel::UserList(User *user)
752 if (this->IsModeSet('s') && !this->HasUser(user) && !user->HasPrivPermission("channels/auspex"))
754 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), this->name.c_str());
758 dlen = curlen = snprintf(list,MAXBUF,"%s %c %s :", user->nick.c_str(), this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name.c_str());
761 char* ptr = list + dlen;
763 /* Improvement by Brain - this doesnt change in value, so why was it inside
766 bool has_user = this->HasUser(user);
768 for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
770 if ((!has_user) && (i->first->IsModeSet('i')))
773 * user is +i, and source not on the channel, does not show
779 std::string prefixlist = this->GetPrefixChar(i->first);
780 std::string nick = i->first->nick;
782 FOREACH_MOD(I_OnNamesListItem, OnNamesListItem(user, i->second, prefixlist, nick));
784 /* Nick was nuked, a module wants us to skip it */
790 if (curlen + prefixlist.length() + nick.length() + 1 > 480)
792 /* list overflowed into multiple numerics */
793 user->WriteNumeric(RPL_NAMREPLY, std::string(list));
795 /* reset our lengths */
796 dlen = curlen = snprintf(list,MAXBUF,"%s %c %s :", user->nick.c_str(), this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name.c_str());
803 ptrlen = snprintf(ptr, MAXBUF, "%s%s ", prefixlist.c_str(), nick.c_str());
811 /* if whats left in the list isnt empty, send it */
814 user->WriteNumeric(RPL_NAMREPLY, std::string(list));
817 user->WriteNumeric(RPL_ENDOFNAMES, "%s %s :End of /NAMES list.", user->nick.c_str(), this->name.c_str());
820 long Channel::GetMaxBans()
822 /* Return the cached value if there is one */
824 return this->maxbans;
826 /* If there isnt one, we have to do some O(n) hax to find it the first time. (ick) */
827 for (std::map<std::string,int>::iterator n = ServerInstance->Config->maxbans.begin(); n != ServerInstance->Config->maxbans.end(); n++)
829 if (InspIRCd::Match(this->name, n->first, NULL))
831 this->maxbans = n->second;
836 /* Screw it, just return the default of 64 */
838 return this->maxbans;
841 void Channel::ResetMaxBans()
846 /* returns the status character for a given user on a channel, e.g. @ for op,
847 * % for halfop etc. If the user has several modes set, the highest mode
848 * the user has must be returned.
850 const char* Channel::GetPrefixChar(User *user)
852 static char pf[2] = {0, 0};
854 unsigned int bestrank = 0;
856 UserMembIter m = userlist.find(user);
857 if (m != userlist.end())
859 for(unsigned int i=0; i < m->second->modes.length(); i++)
861 char mchar = m->second->modes[i];
862 ModeHandler* mh = ServerInstance->Modes->FindMode(mchar, MODETYPE_CHANNEL);
863 if (mh && mh->GetPrefixRank() > bestrank && mh->GetPrefix())
865 bestrank = mh->GetPrefixRank();
866 pf[0] = mh->GetPrefix();
873 unsigned int Membership::getRank()
875 char mchar = modes.c_str()[0];
879 ModeHandler* mh = ServerInstance->Modes->FindMode(mchar, MODETYPE_CHANNEL);
881 rv = mh->GetPrefixRank();
886 const char* Channel::GetAllPrefixChars(User* user)
888 static char prefix[64];
891 UserMembIter m = userlist.find(user);
892 if (m != userlist.end())
894 for(unsigned int i=0; i < m->second->modes.length(); i++)
896 char mchar = m->second->modes[i];
897 ModeHandler* mh = ServerInstance->Modes->FindMode(mchar, MODETYPE_CHANNEL);
898 if (mh && mh->GetPrefix())
899 prefix[ctr++] = mh->GetPrefix();
907 unsigned int Channel::GetPrefixValue(User* user)
909 UserMembIter m = userlist.find(user);
910 if (m == userlist.end())
912 return m->second->getRank();
915 bool Channel::SetPrefix(User* user, char prefix, bool adding)
917 ModeHandler* delta_mh = ServerInstance->Modes->FindMode(prefix, MODETYPE_CHANNEL);
920 UserMembIter m = userlist.find(user);
921 if (m == userlist.end())
923 for(unsigned int i=0; i < m->second->modes.length(); i++)
925 char mchar = m->second->modes[i];
926 ModeHandler* mh = ServerInstance->Modes->FindMode(mchar, MODETYPE_CHANNEL);
927 if (mh && mh->GetPrefixRank() <= delta_mh->GetPrefixRank())
930 m->second->modes.substr(0,i) +
931 (adding ? std::string(1, prefix) : "") +
932 m->second->modes.substr(mchar == prefix ? i+1 : i);
933 return adding != (mchar == prefix);
937 m->second->modes += std::string(1, prefix);
941 void Channel::RemoveAllPrefixes(User* user)
943 UserMembIter m = userlist.find(user);
944 if (m != userlist.end())
946 m->second->modes.clear();