1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2008 InspIRCd Development Team
6 * See: http://www.inspircd.org/wiki/index.php/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
14 /* $Core: libIRCDchannels */
21 Channel::Channel(InspIRCd* Instance, const std::string &cname, time_t ts) : ServerInstance(Instance)
23 chan_hash::iterator findchan = ServerInstance->chanlist->find(cname);
24 if (findchan != Instance->chanlist->end())
25 throw CoreException("Cannot create duplicate channel " + cname);
27 (*(ServerInstance->chanlist))[cname.c_str()] = this;
28 this->name.assign(cname, 0, ServerInstance->Config->Limits.ChanMax);
29 this->created = ts ? ts : ServerInstance->Time();
30 this->age = this->created;
33 maxbans = topicset = limit = 0;
34 memset(&modes, 0, 64);
37 void Channel::SetMode(char mode,bool mode_on)
39 modes[mode-65] = mode_on;
41 this->SetModeParam(mode,"",false);
45 void Channel::SetModeParam(char mode,const char* parameter,bool mode_on)
47 CustomModeList::iterator n = custom_mode_params.find(mode);
51 if (n == custom_mode_params.end())
52 custom_mode_params[mode] = strdup(parameter);
56 if (n != custom_mode_params.end())
59 custom_mode_params.erase(n);
64 bool Channel::IsModeSet(char mode)
66 return modes[mode-65];
69 std::string Channel::GetModeParameter(char mode)
76 return ConvToStr(this->limit);
78 CustomModeList::iterator n = custom_mode_params.find(mode);
79 if (n != custom_mode_params.end())
86 long Channel::GetUserCounter()
88 return (this->internal_userlist.size());
91 void Channel::AddUser(User* user)
93 internal_userlist[user] = user->nick;
96 unsigned long Channel::DelUser(User* user)
98 CUListIter a = internal_userlist.find(user);
100 if (a != internal_userlist.end())
102 internal_userlist.erase(a);
103 /* And tidy any others... */
105 DelHalfoppedUser(user);
109 return internal_userlist.size();
112 bool Channel::HasUser(User* user)
114 return (internal_userlist.find(user) != internal_userlist.end());
117 void Channel::AddOppedUser(User* user)
119 internal_op_userlist[user] = user->nick;
122 void Channel::DelOppedUser(User* user)
124 CUListIter a = internal_op_userlist.find(user);
125 if (a != internal_op_userlist.end())
127 internal_op_userlist.erase(a);
132 void Channel::AddHalfoppedUser(User* user)
134 internal_halfop_userlist[user] = user->nick;
137 void Channel::DelHalfoppedUser(User* user)
139 CUListIter a = internal_halfop_userlist.find(user);
141 if (a != internal_halfop_userlist.end())
143 internal_halfop_userlist.erase(a);
147 void Channel::AddVoicedUser(User* user)
149 internal_voice_userlist[user] = user->nick;
152 void Channel::DelVoicedUser(User* user)
154 CUListIter a = internal_voice_userlist.find(user);
156 if (a != internal_voice_userlist.end())
158 internal_voice_userlist.erase(a);
162 CUList* Channel::GetUsers()
164 return &internal_userlist;
167 CUList* Channel::GetOppedUsers()
169 return &internal_op_userlist;
172 CUList* Channel::GetHalfoppedUsers()
174 return &internal_halfop_userlist;
177 CUList* Channel::GetVoicedUsers()
179 return &internal_voice_userlist;
182 void Channel::SetDefaultModes()
184 ServerInstance->Logs->Log("CHANNELS", DEBUG, "SetDefaultModes %s", ServerInstance->Config->DefaultModes);
185 irc::spacesepstream list(ServerInstance->Config->DefaultModes);
187 std::string parameter;
189 list.GetToken(modeseq);
191 for (std::string::iterator n = modeseq.begin(); n != modeseq.end(); ++n)
193 ModeHandler* mode = ServerInstance->Modes->FindMode(*n, MODETYPE_CHANNEL);
196 if (mode->GetNumParams(true))
197 list.GetToken(parameter);
201 mode->OnModeChange(ServerInstance->FakeClient, ServerInstance->FakeClient, this, parameter, true);
207 * add a channel to a user, creating the record for it if needed and linking
208 * it to the user record
210 Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool override, const char* key, bool bursting, time_t TS)
221 * We don't restrict the number of channels that remote users or users that are override-joining may be in.
222 * We restrict local users to MaxChans channels.
223 * We restrict local operators to OperMaxChans channels.
224 * This is a lot more logical than how it was formerly. -- w00t
226 if (IS_LOCAL(user) && !override)
228 if (user->GetMaxChans())
230 if (user->chans.size() >= user->GetMaxChans())
232 user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
240 if (user->chans.size() >= Instance->Config->OperMaxChans)
242 user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
248 if (user->chans.size() >= Instance->Config->MaxChans)
250 user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
257 strlcpy(cname, cn, Instance->Config->Limits.ChanMax);
258 Ptr = Instance->FindChan(cname);
263 * Fix: desync bug was here, don't set @ on remote users - spanningtree handles their permissions. bug #358. -- w00t
268 Instance->Logs->Log("CHANNEL",DEBUG,"*** BUG *** Channel::JoinUser called for REMOTE user '%s' on channel '%s' but no TS given!", user->nick.c_str(), cn);
275 if (IS_LOCAL(user) && override == false)
278 FOREACH_RESULT_I(Instance,I_OnUserPreJoin, OnUserPreJoin(user, NULL, cname, privs, key ? key : ""));
283 Ptr = new Channel(Instance, cname, TS);
287 /* Already on the channel */
288 if (Ptr->HasUser(user))
292 * remote users are allowed us to bypass channel modes
293 * and bans (used by servers)
295 if (IS_LOCAL(user) && override == false)
298 FOREACH_RESULT_I(Instance,I_OnUserPreJoin, OnUserPreJoin(user, Ptr, cname, privs, key ? key : ""));
303 else if (MOD_RESULT == 0)
305 if (!Ptr->key.empty())
308 FOREACH_RESULT_I(Instance,I_OnCheckKey,OnCheckKey(user, Ptr, key ? key : ""));
311 if ((!key) || Ptr->key == key)
313 user->WriteNumeric(ERR_BADCHANNELKEY, "%s %s :Cannot join channel (Incorrect channel key)",user->nick.c_str(), Ptr->name.c_str());
318 if (Ptr->IsModeSet('i'))
321 FOREACH_RESULT_I(Instance,I_OnCheckInvite,OnCheckInvite(user, Ptr));
324 if (!user->IsInvited(Ptr->name.c_str()))
326 user->WriteNumeric(ERR_INVITEONLYCHAN, "%s %s :Cannot join channel (Invite only)",user->nick.c_str(), Ptr->name.c_str());
330 user->RemoveInvite(Ptr->name.c_str());
335 FOREACH_RESULT_I(Instance,I_OnCheckLimit,OnCheckLimit(user, Ptr));
338 if (Ptr->GetUserCounter() >= Ptr->limit)
340 user->WriteNumeric(ERR_CHANNELISFULL, "%s %s :Cannot join channel (Channel is full)",user->nick.c_str(), Ptr->name.c_str());
345 if (Ptr->bans.size())
347 if (Ptr->IsBanned(user))
349 user->WriteNumeric(ERR_BANNEDFROMCHAN, "%s %s :Cannot join channel (You're banned)",user->nick.c_str(), Ptr->name.c_str());
357 /* As spotted by jilles, dont bother to set this on remote users */
358 if (IS_LOCAL(user) && Ptr->GetUserCounter() == 0)
359 Ptr->SetDefaultModes();
361 return Channel::ForceChan(Instance, Ptr, user, privs, bursting);
364 Channel* Channel::ForceChan(InspIRCd* Instance, Channel* Ptr, User* user, const std::string &privs, bool bursting)
366 std::string nick = user->nick;
371 /* Just in case they have no permissions */
372 user->chans[Ptr] = 0;
374 for (std::string::const_iterator x = privs.begin(); x != privs.end(); x++)
376 const char status = *x;
377 ModeHandler* mh = Instance->Modes->FindPrefix(status);
380 /* Set, and make sure that the mode handler knows this mode was now set */
381 Ptr->SetPrefix(user, status, mh->GetPrefixRank(), true);
382 mh->OnModeChange(Instance->FakeClient, Instance->FakeClient, Ptr, nick, true);
384 switch (mh->GetPrefix())
386 /* These logic ops are SAFE IN THIS CASE because if the entry doesnt exist,
387 * addressing operator[] creates it. If they do exist, it points to it.
388 * At all other times where we dont want to create an item if it doesnt exist, we
389 * must stick to ::find().
392 user->chans[Ptr] |= UCMODE_OP;
395 user->chans[Ptr] |= UCMODE_HOP;
398 user->chans[Ptr] |= UCMODE_VOICE;
404 FOREACH_MOD_I(Instance,I_OnUserJoin,OnUserJoin(user, Ptr, bursting, silent));
407 Ptr->WriteChannel(user,"JOIN :%s",Ptr->name.c_str());
409 /* Theyre not the first ones in here, make sure everyone else sees the modes we gave the user */
410 std::string ms = Instance->Modes->ModeString(user, Ptr);
411 if ((Ptr->GetUserCounter() > 1) && (ms.length()))
412 Ptr->WriteAllExceptSender(user, true, 0, "MODE %s +%s", Ptr->name.c_str(), ms.c_str());
414 /* Major improvement by Brain - we dont need to be calculating all this pointlessly for remote users */
419 user->WriteNumeric(RPL_TOPIC, "%s %s :%s", user->nick.c_str(), Ptr->name.c_str(), Ptr->topic.c_str());
420 user->WriteNumeric(RPL_TOPICTIME, "%s %s %s %lu", user->nick.c_str(), Ptr->name.c_str(), Ptr->setby.c_str(), (unsigned long)Ptr->topicset);
424 FOREACH_MOD_I(Instance,I_OnPostJoin,OnPostJoin(user, Ptr));
428 bool Channel::IsBanned(User* user)
432 FOREACH_RESULT(I_OnCheckBan,OnCheckBan(user, this));
434 if (MOD_RESULT == -1)
436 else if (MOD_RESULT == 0)
438 snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString());
439 for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
441 /* This allows CIDR ban matching
443 * Full masked host Full unmasked host IP with/without CIDR
445 if ((match(user->GetFullHost(),i->data)) || (match(user->GetFullRealHost(),i->data)) || (match(mask, i->data, true)))
454 bool Channel::IsExtBanned(const std::string &str, char type)
457 FOREACH_RESULT(I_OnCheckStringExtBan, OnCheckStringExtBan(str, this, type));
459 if (MOD_RESULT == -1)
461 else if (MOD_RESULT == 0)
463 for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
465 if (i->data[0] != type || i->data[1] != ':')
468 // Iterate past char and : to get to the mask without doing a data copy(!)
469 std::string maskptr = i->data.substr(2);
470 ServerInstance->Logs->Log("EXTBANS", DEBUG, "Checking %s against %s, type is %c", str.c_str(), maskptr.c_str(), type);
472 if (match(str, maskptr))
480 bool Channel::IsExtBanned(User *user, char type)
483 FOREACH_RESULT(I_OnCheckExtBan, OnCheckExtBan(user, this, type));
485 if (MOD_RESULT == -1)
487 else if (MOD_RESULT == 0)
490 snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString());
492 // XXX: we should probably hook cloaked hosts in here somehow too..
493 if (this->IsExtBanned(mask, type))
496 if (this->IsExtBanned(user->GetFullHost(), type))
499 if (this->IsExtBanned(user->GetFullRealHost(), type))
507 * remove a channel from a users record, and return the number of users left.
508 * Therefore, if this function returns 0 the caller should delete the Channel.
510 * XXX: bleh, string copy of reason, fixme! -- w00t
512 long Channel::PartUser(User *user, std::string &reason)
517 return this->GetUserCounter();
519 UCListIter i = user->chans.find(this);
520 if (i != user->chans.end())
522 FOREACH_MOD(I_OnUserPart,OnUserPart(user, this, reason, silent));
525 this->WriteChannel(user, "PART %s%s%s", this->name.c_str(), reason.empty() ? "" : ":", reason.c_str());
527 user->chans.erase(i);
528 this->RemoveAllPrefixes(user);
531 if (!this->DelUser(user)) /* if there are no users left on the channel... */
533 chan_hash::iterator iter = ServerInstance->chanlist->find(this->name);
534 /* kill the record */
535 if (iter != ServerInstance->chanlist->end())
538 FOREACH_RESULT_I(ServerInstance,I_OnChannelPreDelete, OnChannelPreDelete(this));
540 return 1; // delete halted by module
541 FOREACH_MOD(I_OnChannelDelete, OnChannelDelete(this));
542 ServerInstance->chanlist->erase(iter);
547 return this->GetUserCounter();
550 long Channel::ServerKickUser(User* user, const char* reason, bool triggerevents, const char* servername)
554 if (!user || !reason)
555 return this->GetUserCounter();
559 if (!this->HasUser(user))
562 return this->GetUserCounter();
566 if (servername == NULL || *ServerInstance->Config->HideWhoisServer)
567 servername = ServerInstance->Config->ServerName;
571 FOREACH_MOD(I_OnUserKick,OnUserKick(NULL, user, this, reason, silent));
574 UCListIter i = user->chans.find(this);
575 if (i != user->chans.end())
578 this->WriteChannelWithServ(servername, "KICK %s %s :%s", this->name.c_str(), user->nick.c_str(), reason);
580 user->chans.erase(i);
581 this->RemoveAllPrefixes(user);
584 if (!this->DelUser(user))
586 chan_hash::iterator iter = ServerInstance->chanlist->find(this->name);
587 /* kill the record */
588 if (iter != ServerInstance->chanlist->end())
591 FOREACH_RESULT_I(ServerInstance,I_OnChannelPreDelete, OnChannelPreDelete(this));
593 return 1; // delete halted by module
594 FOREACH_MOD(I_OnChannelDelete, OnChannelDelete(this));
595 ServerInstance->chanlist->erase(iter);
600 return this->GetUserCounter();
603 long Channel::KickUser(User *src, User *user, const char* reason)
607 if (!src || !user || !reason)
608 return this->GetUserCounter();
612 if (!this->HasUser(user))
614 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());
615 return this->GetUserCounter();
617 if ((ServerInstance->ULine(user->server)) && (!ServerInstance->ULine(src->server)))
619 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());
620 return this->GetUserCounter();
624 if (!ServerInstance->ULine(src->server))
627 FOREACH_RESULT(I_OnUserPreKick,OnUserPreKick(src,user,this,reason));
629 return this->GetUserCounter();
631 /* Set to -1 by OnUserPreKick if explicit allow was set */
632 if (MOD_RESULT != -1)
634 FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(src,user,this,AC_KICK));
635 if ((MOD_RESULT == ACR_DENY) && (!ServerInstance->ULine(src->server)))
636 return this->GetUserCounter();
638 if ((MOD_RESULT == ACR_DEFAULT) || (!ServerInstance->ULine(src->server)))
640 int them = this->GetStatus(src);
641 int us = this->GetStatus(user);
642 if ((them < STATUS_HOP) || (them < us))
644 src->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must be a channel %soperator",src->nick.c_str(), this->name.c_str(), them == STATUS_HOP ? "" : "half-");
645 return this->GetUserCounter();
651 FOREACH_MOD(I_OnUserKick,OnUserKick(src, user, this, reason, silent));
653 UCListIter i = user->chans.find(this);
654 if (i != user->chans.end())
656 /* zap it from the channel list of the user */
658 this->WriteChannel(src, "KICK %s %s :%s", this->name.c_str(), user->nick.c_str(), reason);
660 user->chans.erase(i);
661 this->RemoveAllPrefixes(user);
664 if (!this->DelUser(user))
665 /* if there are no users left on the channel */
667 chan_hash::iterator iter = ServerInstance->chanlist->find(this->name.c_str());
669 /* kill the record */
670 if (iter != ServerInstance->chanlist->end())
673 FOREACH_RESULT_I(ServerInstance,I_OnChannelPreDelete, OnChannelPreDelete(this));
675 return 1; // delete halted by module
676 FOREACH_MOD(I_OnChannelDelete, OnChannelDelete(this));
677 ServerInstance->chanlist->erase(iter);
682 return this->GetUserCounter();
685 void Channel::WriteChannel(User* user, const char* text, ...)
687 char textbuffer[MAXBUF];
693 va_start(argsPtr, text);
694 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
697 this->WriteChannel(user, std::string(textbuffer));
700 void Channel::WriteChannel(User* user, const std::string &text)
702 CUList *ulist = this->GetUsers();
708 snprintf(tb,MAXBUF,":%s %s", user->GetFullHost().c_str(), text.c_str());
709 std::string out = tb;
711 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
713 if (IS_LOCAL(i->first))
714 i->first->Write(out);
718 void Channel::WriteChannelWithServ(const char* ServName, const char* text, ...)
720 char textbuffer[MAXBUF];
726 va_start(argsPtr, text);
727 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
730 this->WriteChannelWithServ(ServName, std::string(textbuffer));
733 void Channel::WriteChannelWithServ(const char* ServName, const std::string &text)
735 CUList *ulist = this->GetUsers();
738 snprintf(tb,MAXBUF,":%s %s", ServName ? ServName : ServerInstance->Config->ServerName, text.c_str());
739 std::string out = tb;
741 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
743 if (IS_LOCAL(i->first))
744 i->first->Write(out);
748 /* write formatted text from a source user to all users on a channel except
749 * for the sender (for privmsg etc) */
750 void Channel::WriteAllExceptSender(User* user, bool serversource, char status, const char* text, ...)
752 char textbuffer[MAXBUF];
758 va_start(argsPtr, text);
759 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
762 this->WriteAllExceptSender(user, serversource, status, std::string(textbuffer));
765 void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const char* text, ...)
767 char textbuffer[MAXBUF];
773 va_start(argsPtr, text);
774 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
777 this->WriteAllExcept(user, serversource, status, except_list, std::string(textbuffer));
780 void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const std::string &text)
782 CUList *ulist = this->GetUsers();
785 snprintf(tb,MAXBUF,":%s %s", user->GetFullHost().c_str(), text.c_str());
786 std::string out = tb;
788 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
790 if ((IS_LOCAL(i->first)) && (except_list.find(i->first) == except_list.end()))
792 /* User doesnt have the status we're after */
793 if (status && !strchr(this->GetAllPrefixChars(i->first), status))
797 i->first->WriteServ(text);
799 i->first->Write(out);
804 void Channel::WriteAllExceptSender(User* user, bool serversource, char status, const std::string& text)
807 except_list[user] = user->nick;
808 this->WriteAllExcept(user, serversource, status, except_list, std::string(text));
812 * return a count of the users on a specific channel accounting for
813 * invisible users who won't increase the count. e.g. for /LIST
815 int Channel::CountInvisible()
818 CUList *ulist= this->GetUsers();
819 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
821 if (!(i->first->IsModeSet('i')))
828 char* Channel::ChanModes(bool showkey)
830 static char scratch[MAXBUF];
831 static char sparam[MAXBUF];
832 char* offset = scratch;
833 std::string extparam;
838 /* This was still iterating up to 190, Channel::modes is only 64 elements -- Om */
839 for(int n = 0; n < 64; n++)
848 extparam = (showkey ? this->key : "<key>");
851 extparam = ConvToStr(this->limit);
859 /* We know these have no parameters */
862 extparam = this->GetModeParameter(n + 65);
865 if (!extparam.empty())
867 charlcat(sparam,' ',MAXBUF);
868 strlcat(sparam,extparam.c_str(),MAXBUF);
873 /* Null terminate scratch */
875 strlcat(scratch,sparam,MAXBUF);
879 /* compile a userlist of a channel into a string, each nick seperated by
880 * spaces and op, voice etc status shown as @ and +, and send it to 'user'
882 void Channel::UserList(User *user, CUList *ulist)
887 bool call_modules = true;
892 FOREACH_RESULT(I_OnUserList,OnUserList(user, this, ulist));
894 call_modules = false;
896 if (MOD_RESULT != -1)
898 if ((this->IsModeSet('s')) && (!this->HasUser(user)))
900 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), this->name.c_str());
905 dlen = curlen = snprintf(list,MAXBUF,"%s %c %s :", user->nick.c_str(), this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name.c_str());
908 char* ptr = list + dlen;
911 ulist = this->GetUsers();
913 /* Improvement by Brain - this doesnt change in value, so why was it inside
916 bool has_user = this->HasUser(user);
918 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
920 if ((!has_user) && (i->first->IsModeSet('i')))
923 * user is +i, and source not on the channel, does not show
929 if (i->first->Visibility && !i->first->Visibility->VisibleTo(user))
932 std::string prefixlist = this->GetPrefixChar(i->first);
933 std::string nick = i->first->nick;
937 FOREACH_MOD(I_OnNamesListItem, OnNamesListItem(user, i->first, this, prefixlist, nick));
939 /* Nick was nuked, a module wants us to skip it */
946 if (curlen + prefixlist.length() + nick.length() + 1 > 480)
948 /* list overflowed into multiple numerics */
949 user->WriteServ(std::string(list));
951 /* reset our lengths */
952 dlen = curlen = snprintf(list,MAXBUF,"%s %c %s :", user->nick.c_str(), this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name.c_str());
959 ptrlen = snprintf(ptr, MAXBUF, "%s%s ", prefixlist.c_str(), nick.c_str());
967 /* if whats left in the list isnt empty, send it */
970 user->WriteNumeric(RPL_NAMREPLY, std::string(list));
973 user->WriteNumeric(RPL_ENDOFNAMES, "%s %s :End of /NAMES list.", user->nick.c_str(), this->name.c_str());
976 long Channel::GetMaxBans()
978 /* Return the cached value if there is one */
980 return this->maxbans;
982 /* If there isnt one, we have to do some O(n) hax to find it the first time. (ick) */
983 for (std::map<std::string,int>::iterator n = ServerInstance->Config->maxbans.begin(); n != ServerInstance->Config->maxbans.end(); n++)
985 if (match(this->name,n->first))
987 this->maxbans = n->second;
992 /* Screw it, just return the default of 64 */
994 return this->maxbans;
997 void Channel::ResetMaxBans()
1002 /* returns the status character for a given user on a channel, e.g. @ for op,
1003 * % for halfop etc. If the user has several modes set, the highest mode
1004 * the user has must be returned.
1006 const char* Channel::GetPrefixChar(User *user)
1008 static char pf[2] = {0, 0};
1010 prefixlist::iterator n = prefixes.find(user);
1011 if (n != prefixes.end())
1013 if (n->second.size())
1015 /* If the user has any prefixes, their highest prefix
1016 * will always be at the head of the list, as the list is
1017 * sorted in rank order highest first (see SetPrefix()
1020 *pf = n->second.begin()->first;
1030 const char* Channel::GetAllPrefixChars(User* user)
1032 static char prefix[MAXBUF];
1036 prefixlist::iterator n = prefixes.find(user);
1037 if (n != prefixes.end())
1039 for (std::vector<prefixtype>::iterator x = n->second.begin(); x != n->second.end(); x++)
1041 prefix[ctr++] = x->first;
1050 unsigned int Channel::GetPrefixValue(User* user)
1052 prefixlist::iterator n = prefixes.find(user);
1053 if (n != prefixes.end())
1055 if (n->second.size())
1056 return n->second.begin()->second;
1061 int Channel::GetStatusFlags(User *user)
1063 UCListIter i = user->chans.find(this);
1064 if (i != user->chans.end())
1071 int Channel::GetStatus(User *user)
1073 if (ServerInstance->ULine(user->server))
1076 UCListIter i = user->chans.find(this);
1077 if (i != user->chans.end())
1079 if ((i->second & UCMODE_OP) > 0)
1083 if ((i->second & UCMODE_HOP) > 0)
1087 if ((i->second & UCMODE_VOICE) > 0)
1089 return STATUS_VOICE;
1091 return STATUS_NORMAL;
1093 return STATUS_NORMAL;
1096 void Channel::SetPrefix(User* user, char prefix, unsigned int prefix_value, bool adding)
1098 prefixlist::iterator n = prefixes.find(user);
1099 prefixtype pfx = std::make_pair(prefix,prefix_value);
1102 if (n != prefixes.end())
1104 if (std::find(n->second.begin(), n->second.end(), pfx) == n->second.end())
1106 n->second.push_back(pfx);
1107 /* We must keep prefixes in rank order, largest first.
1108 * This is for two reasons, firstly because x-chat *ass-u-me's* this
1109 * state, and secondly it turns out to be a benefit to us later.
1110 * See above in GetPrefix().
1112 std::sort(n->second.begin(), n->second.end(), ModeParser::PrefixComparison);
1119 prefixes.insert(std::make_pair<User*,pfxcontainer>(user, one));
1124 if (n != prefixes.end())
1126 pfxcontainer::iterator x = std::find(n->second.begin(), n->second.end(), pfx);
1127 if (x != n->second.end())
1133 void Channel::RemoveAllPrefixes(User* user)
1135 prefixlist::iterator n = prefixes.find(user);
1136 if (n != prefixes.end())