X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fchannels.cpp;h=d03f80f64e0c40edbe95df45fa36b7b6ac84d7a3;hb=7d7250484c352c13830e63ae41ee8faae40a9bd5;hp=c28ca23dea160e935554dd3d0748264f1d7d3b54;hpb=e7f33ba1896482367d01379e84d5496631229741;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/channels.cpp b/src/channels.cpp index c28ca23de..d03f80f64 100644 --- a/src/channels.cpp +++ b/src/channels.cpp @@ -2,7 +2,7 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * InspIRCd: (C) 2002-2007 InspIRCd Development Team + * InspIRCd: (C) 2002-2008 InspIRCd Development Team * See: http://www.inspircd.org/wiki/index.php/Credits * * This program is free but copyrighted software; see @@ -18,23 +18,20 @@ #include "wildcard.h" #include "mode.h" -Channel::Channel(InspIRCd* Instance, const std::string &name, time_t ts) : ServerInstance(Instance) +Channel::Channel(InspIRCd* Instance, const std::string &cname, time_t ts) : ServerInstance(Instance) { - chan_hash::iterator findchan = ServerInstance->chanlist->find(name); + chan_hash::iterator findchan = ServerInstance->chanlist->find(cname); if (findchan != Instance->chanlist->end()) - throw CoreException("Cannot create duplicate channel " + name); + throw CoreException("Cannot create duplicate channel " + cname); - (*(ServerInstance->chanlist))[name.c_str()] = this; - strlcpy(this->name, name.c_str(), CHANMAX); - this->created = ts ? ts : ServerInstance->Time(true); + (*(ServerInstance->chanlist))[cname.c_str()] = this; + this->name.assign(cname, 0, ServerInstance->Config->Limits.ChanMax); + this->created = ts ? ts : ServerInstance->Time(); this->age = this->created; - - - *topic = *setby = *key = 0; maxbans = topicset = limit = 0; - memset(&modes,0,64); + memset(&modes, 0, 64); } void Channel::SetMode(char mode,bool mode_on) @@ -184,6 +181,7 @@ CUList* Channel::GetVoicedUsers() void Channel::SetDefaultModes() { + ServerInstance->Logs->Log("CHANNELS", DEBUG, "SetDefaultModes %s", ServerInstance->Config->DefaultModes); irc::spacesepstream list(ServerInstance->Config->DefaultModes); std::string modeseq; std::string parameter; @@ -231,7 +229,7 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool { if (user->chans.size() >= user->GetMaxChans()) { - user->WriteServ("405 %s %s :You are on too many channels",user->nick, cn); + user->WriteNumeric(405, "%s %s :You are on too many channels",user->nick.c_str(), cn); return NULL; } } @@ -241,7 +239,7 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool { if (user->chans.size() >= Instance->Config->OperMaxChans) { - user->WriteServ("405 %s %s :You are on too many channels",user->nick, cn); + user->WriteNumeric(405, "%s %s :You are on too many channels",user->nick.c_str(), cn); return NULL; } } @@ -249,14 +247,14 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool { if (user->chans.size() >= Instance->Config->MaxChans) { - user->WriteServ("405 %s %s :You are on too many channels",user->nick, cn); + user->WriteNumeric(405, "%s %s :You are on too many channels",user->nick.c_str(), cn); return NULL; } } } } - strlcpy(cname, cn, CHANMAX); + strlcpy(cname, cn, Instance->Config->Limits.ChanMax); Ptr = Instance->FindChan(cname); if (!Ptr) @@ -267,7 +265,7 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool if (!IS_LOCAL(user)) { if (!TS) - Instance->Log(DEBUG,"*** BUG *** Channel::JoinUser called for REMOTE user '%s' on channel '%s' but no TS given!", user->nick, cn); + 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); } else { @@ -277,7 +275,7 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool if (IS_LOCAL(user) && override == false) { MOD_RESULT = 0; - FOREACH_RESULT_I(Instance,I_OnUserPreJoin,OnUserPreJoin(user,NULL,cname,privs)); + FOREACH_RESULT_I(Instance,I_OnUserPreJoin, OnUserPreJoin(user, NULL, cname, privs, key ? key : "")); if (MOD_RESULT == 1) return NULL; } @@ -297,22 +295,22 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool if (IS_LOCAL(user) && override == false) { MOD_RESULT = 0; - FOREACH_RESULT_I(Instance,I_OnUserPreJoin,OnUserPreJoin(user,Ptr,cname,privs)); + FOREACH_RESULT_I(Instance,I_OnUserPreJoin, OnUserPreJoin(user, Ptr, cname, privs, key ? key : "")); if (MOD_RESULT == 1) { return NULL; } else if (MOD_RESULT == 0) { - if (*Ptr->key) + if (!Ptr->key.empty()) { MOD_RESULT = 0; FOREACH_RESULT_I(Instance,I_OnCheckKey,OnCheckKey(user, Ptr, key ? key : "")); if (!MOD_RESULT) { - if ((!key) || strcmp(key,Ptr->key)) + if ((!key) || Ptr->key == key) { - user->WriteServ("475 %s %s :Cannot join channel (Incorrect channel key)",user->nick, Ptr->name); + user->WriteNumeric(475, "%s %s :Cannot join channel (Incorrect channel key)",user->nick.c_str(), Ptr->name.c_str()); return NULL; } } @@ -323,13 +321,13 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool FOREACH_RESULT_I(Instance,I_OnCheckInvite,OnCheckInvite(user, Ptr)); if (!MOD_RESULT) { - if (!user->IsInvited(Ptr->name)) + if (!user->IsInvited(Ptr->name.c_str())) { - user->WriteServ("473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name); + user->WriteNumeric(473, "%s %s :Cannot join channel (Invite only)",user->nick.c_str(), Ptr->name.c_str()); return NULL; } } - user->RemoveInvite(Ptr->name); + user->RemoveInvite(Ptr->name.c_str()); } if (Ptr->limit) { @@ -339,7 +337,7 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool { if (Ptr->GetUserCounter() >= Ptr->limit) { - user->WriteServ("471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name); + user->WriteNumeric(471, "%s %s :Cannot join channel (Channel is full)",user->nick.c_str(), Ptr->name.c_str()); return NULL; } } @@ -348,7 +346,7 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool { if (Ptr->IsBanned(user)) { - user->WriteServ("474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name); + user->WriteNumeric(474, "%s %s :Cannot join channel (You're banned)",user->nick.c_str(), Ptr->name.c_str()); return NULL; } } @@ -357,7 +355,7 @@ Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool } /* As spotted by jilles, dont bother to set this on remote users */ - if (IS_LOCAL(user) && Ptr->GetUserCounter() == 1) + if (IS_LOCAL(user) && Ptr->GetUserCounter() == 0) Ptr->SetDefaultModes(); return Channel::ForceChan(Instance, Ptr, user, privs, bursting); @@ -379,18 +377,15 @@ Channel* Channel::ForceChan(InspIRCd* Instance, Channel* Ptr, User* user, const ModeHandler* mh = Instance->Modes->FindPrefix(status); if (mh) { + /* Set, and make sure that the mode handler knows this mode was now set */ Ptr->SetPrefix(user, status, mh->GetPrefixRank(), true); - /* Make sure that the mode handler knows this mode was now set */ mh->OnModeChange(Instance->FakeClient, Instance->FakeClient, Ptr, nick, true); switch (mh->GetPrefix()) { - /* These logic ops are SAFE IN THIS CASE - * because if the entry doesnt exist, - * addressing operator[] creates it. - * If they do exist, it points to it. - * At all other times where we dont want - * to create an item if it doesnt exist, we + /* These logic ops are SAFE IN THIS CASE because if the entry doesnt exist, + * addressing operator[] creates it. If they do exist, it points to it. + * At all other times where we dont want to create an item if it doesnt exist, we * must stick to ::find(). */ case '@': @@ -409,20 +404,20 @@ Channel* Channel::ForceChan(InspIRCd* Instance, Channel* Ptr, User* user, const FOREACH_MOD_I(Instance,I_OnUserJoin,OnUserJoin(user, Ptr, bursting, silent)); if (!silent) - Ptr->WriteChannel(user,"JOIN :%s",Ptr->name); + Ptr->WriteChannel(user,"JOIN :%s",Ptr->name.c_str()); /* Theyre not the first ones in here, make sure everyone else sees the modes we gave the user */ std::string ms = Instance->Modes->ModeString(user, Ptr); if ((Ptr->GetUserCounter() > 1) && (ms.length())) - Ptr->WriteAllExceptSender(user, true, 0, "MODE %s +%s", Ptr->name, ms.c_str()); + Ptr->WriteAllExceptSender(user, true, 0, "MODE %s +%s", Ptr->name.c_str(), ms.c_str()); /* Major improvement by Brain - we dont need to be calculating all this pointlessly for remote users */ if (IS_LOCAL(user)) { if (Ptr->topicset) { - user->WriteServ("332 %s %s :%s", user->nick, Ptr->name, Ptr->topic); - user->WriteServ("333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset); + user->WriteNumeric(332, "%s %s :%s", user->nick.c_str(), Ptr->name.c_str(), Ptr->topic.c_str()); + user->WriteNumeric(333, "%s %s %s %lu", user->nick.c_str(), Ptr->name.c_str(), Ptr->setby.c_str(), (unsigned long)Ptr->topicset); } Ptr->UserList(user); } @@ -435,9 +430,12 @@ bool Channel::IsBanned(User* user) char mask[MAXBUF]; int MOD_RESULT = 0; FOREACH_RESULT(I_OnCheckBan,OnCheckBan(user, this)); - if (!MOD_RESULT) + + if (MOD_RESULT == -1) + return true; + else if (MOD_RESULT == 0) { - snprintf(mask, MAXBUF, "%s!%s@%s", user->nick, user->ident, user->GetIPString()); + snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString()); for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++) { /* This allows CIDR ban matching @@ -453,6 +451,34 @@ bool Channel::IsBanned(User* user) return false; } +bool Channel::IsExtBanned(User *user, char type) +{ + // XXX. do we need events? + char mask[MAXBUF]; + + snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString()); + + for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++) + { + if (i->data[0] != type || i->data[1] != ':') + continue; + + // Iterate past char and : to get to the mask without doing a data copy(!) + std::string maskptr = i->data.substr(2); + + /* This allows CIDR ban matching + * + * Full masked host Full unmasked host IP with/without CIDR + */ + if ((match(user->GetFullHost(), maskptr)) || (match(user->GetFullRealHost(), maskptr)) || (match(mask, maskptr, true))) + { + return true; + } + } + + return false; +} + /* Channel::PartUser * remove a channel from a users record, and return the number of users left. * Therefore, if this function returns 0 the caller should delete the Channel. @@ -470,7 +496,7 @@ long Channel::PartUser(User *user, const char* reason) FOREACH_MOD(I_OnUserPart,OnUserPart(user, this, reason ? reason : "", silent)); if (!silent) - this->WriteChannel(user, "PART %s%s%s", this->name, reason ? " :" : "", reason ? reason : ""); + this->WriteChannel(user, "PART %s%s%s", this->name.c_str(), reason ? " :" : "", reason ? reason : ""); user->chans.erase(i); this->RemoveAllPrefixes(user); @@ -495,7 +521,7 @@ long Channel::PartUser(User *user, const char* reason) return this->GetUserCounter(); } -long Channel::ServerKickUser(User* user, const char* reason, bool triggerevents) +long Channel::ServerKickUser(User* user, const char* reason, bool triggerevents, const char* servername) { bool silent = false; @@ -511,6 +537,9 @@ long Channel::ServerKickUser(User* user, const char* reason, bool triggerevents) } } + if (servername == NULL || *ServerInstance->Config->HideWhoisServer) + servername = ServerInstance->Config->ServerName; + if (triggerevents) { FOREACH_MOD(I_OnUserKick,OnUserKick(NULL, user, this, reason, silent)); @@ -520,7 +549,7 @@ long Channel::ServerKickUser(User* user, const char* reason, bool triggerevents) if (i != user->chans.end()) { if (!silent) - this->WriteChannelWithServ(ServerInstance->Config->ServerName, "KICK %s %s :%s", this->name, user->nick, reason); + this->WriteChannelWithServ(servername, "KICK %s %s :%s", this->name.c_str(), user->nick.c_str(), reason); user->chans.erase(i); this->RemoveAllPrefixes(user); @@ -556,12 +585,12 @@ long Channel::KickUser(User *src, User *user, const char* reason) { if (!this->HasUser(user)) { - src->WriteServ("441 %s %s %s :They are not on that channel",src->nick, user->nick, this->name); + src->WriteNumeric(441, "%s %s %s :They are not on that channel",src->nick.c_str(), user->nick.c_str(), this->name.c_str()); return this->GetUserCounter(); } if ((ServerInstance->ULine(user->server)) && (!ServerInstance->ULine(src->server))) { - src->WriteServ("482 %s %s :Only a u-line may kick a u-line from a channel.",src->nick, this->name); + src->WriteNumeric(482, "%s %s :Only a u-line may kick a u-line from a channel.",src->nick.c_str(), this->name.c_str()); return this->GetUserCounter(); } int MOD_RESULT = 0; @@ -586,7 +615,7 @@ long Channel::KickUser(User *src, User *user, const char* reason) int us = this->GetStatus(user); if ((them < STATUS_HOP) || (them < us)) { - src->WriteServ("482 %s %s :You must be a channel %soperator",src->nick, this->name, them == STATUS_HOP ? "" : "half-"); + src->WriteNumeric(482, "%s %s :You must be a channel %soperator",src->nick.c_str(), this->name.c_str(), them == STATUS_HOP ? "" : "half-"); return this->GetUserCounter(); } } @@ -600,7 +629,7 @@ long Channel::KickUser(User *src, User *user, const char* reason) { /* zap it from the channel list of the user */ if (!silent) - this->WriteChannel(src, "KICK %s %s :%s", this->name, user->nick, reason); + this->WriteChannel(src, "KICK %s %s :%s", this->name.c_str(), user->nick.c_str(), reason); user->chans.erase(i); this->RemoveAllPrefixes(user); @@ -609,7 +638,7 @@ long Channel::KickUser(User *src, User *user, const char* reason) if (!this->DelUser(user)) /* if there are no users left on the channel */ { - chan_hash::iterator iter = ServerInstance->chanlist->find(this->name); + chan_hash::iterator iter = ServerInstance->chanlist->find(this->name.c_str()); /* kill the record */ if (iter != ServerInstance->chanlist->end()) @@ -627,7 +656,7 @@ long Channel::KickUser(User *src, User *user, const char* reason) return this->GetUserCounter(); } -void Channel::WriteChannel(User* user, char* text, ...) +void Channel::WriteChannel(User* user, const char* text, ...) { char textbuffer[MAXBUF]; va_list argsPtr; @@ -650,7 +679,7 @@ void Channel::WriteChannel(User* user, const std::string &text) if (!user) return; - snprintf(tb,MAXBUF,":%s %s",user->GetFullHost(),text.c_str()); + snprintf(tb,MAXBUF,":%s %s", user->GetFullHost().c_str(), text.c_str()); std::string out = tb; for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++) @@ -680,7 +709,7 @@ void Channel::WriteChannelWithServ(const char* ServName, const std::string &text CUList *ulist = this->GetUsers(); char tb[MAXBUF]; - snprintf(tb,MAXBUF,":%s %s",ServName ? ServName : ServerInstance->Config->ServerName, text.c_str()); + snprintf(tb,MAXBUF,":%s %s", ServName ? ServName : ServerInstance->Config->ServerName, text.c_str()); std::string out = tb; for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++) @@ -692,7 +721,7 @@ void Channel::WriteChannelWithServ(const char* ServName, const std::string &text /* write formatted text from a source user to all users on a channel except * for the sender (for privmsg etc) */ -void Channel::WriteAllExceptSender(User* user, bool serversource, char status, char* text, ...) +void Channel::WriteAllExceptSender(User* user, bool serversource, char status, const char* text, ...) { char textbuffer[MAXBUF]; va_list argsPtr; @@ -707,7 +736,7 @@ void Channel::WriteAllExceptSender(User* user, bool serversource, char status, c this->WriteAllExceptSender(user, serversource, status, std::string(textbuffer)); } -void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, char* text, ...) +void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const char* text, ...) { char textbuffer[MAXBUF]; va_list argsPtr; @@ -724,32 +753,20 @@ void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const std::string &text) { - CUList *ulist; + CUList *ulist = this->GetUsers(); char tb[MAXBUF]; - switch (status) - { - case '@': - ulist = this->GetOppedUsers(); - break; - case '%': - ulist = this->GetHalfoppedUsers(); - break; - case '+': - ulist = this->GetVoicedUsers(); - break; - default: - ulist = this->GetUsers(); - break; - } - - snprintf(tb,MAXBUF,":%s %s",user->GetFullHost(),text.c_str()); + snprintf(tb,MAXBUF,":%s %s", user->GetFullHost().c_str(), text.c_str()); std::string out = tb; for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++) { if ((IS_LOCAL(i->first)) && (except_list.find(i->first) == except_list.end())) { + /* User doesnt have the status we're after */ + if (status && !strchr(this->GetAllPrefixChars(i->first), status)) + continue; + if (serversource) i->first->WriteServ(text); else @@ -841,23 +858,25 @@ void Channel::UserList(User *user, CUList *ulist) char list[MAXBUF]; size_t dlen, curlen; int MOD_RESULT = 0; + bool call_modules = true; if (!IS_LOCAL(user)) return; FOREACH_RESULT(I_OnUserList,OnUserList(user, this, ulist)); if (MOD_RESULT == 1) - return; + call_modules = false; + if (MOD_RESULT != -1) { if ((this->IsModeSet('s')) && (!this->HasUser(user))) { - user->WriteServ("401 %s %s :No such nick/channel",user->nick, this->name); + user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), this->name.c_str()); return; } } - dlen = curlen = snprintf(list,MAXBUF,"353 %s %c %s :", user->nick, this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name); + dlen = curlen = snprintf(list,MAXBUF,"%s %c %s :", user->nick.c_str(), this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name.c_str()); int numusers = 0; char* ptr = list + dlen; @@ -884,36 +903,48 @@ void Channel::UserList(User *user, CUList *ulist) if (i->first->Visibility && !i->first->Visibility->VisibleTo(user)) continue; - size_t ptrlen = snprintf(ptr, MAXBUF, "%s%s ", this->GetPrefixChar(i->first), i->second.c_str()); - /* OnUserList can change this - reset it back to normal */ - i->second = i->first->nick; + std::string prefixlist = this->GetPrefixChar(i->first); + std::string nick = i->first->nick; - curlen += ptrlen; - ptr += ptrlen; - - numusers++; + if (call_modules) + { + FOREACH_MOD(I_OnNamesListItem, OnNamesListItem(user, i->first, this, prefixlist, nick)); + + /* Nick was nuked, a module wants us to skip it */ + if (nick.empty()) + continue; + } + + size_t ptrlen = 0; - if (curlen > (480-NICKMAX)) + if (curlen + prefixlist.length() + nick.length() + 1 > 480) { /* list overflowed into multiple numerics */ user->WriteServ(std::string(list)); /* reset our lengths */ - dlen = curlen = snprintf(list,MAXBUF,"353 %s %c %s :", user->nick, this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name); + dlen = curlen = snprintf(list,MAXBUF,"%s %c %s :", user->nick.c_str(), this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name.c_str()); ptr = list + dlen; ptrlen = 0; numusers = 0; } + + ptrlen = snprintf(ptr, MAXBUF, "%s%s ", prefixlist.c_str(), nick.c_str()); + + curlen += ptrlen; + ptr += ptrlen; + + numusers++; } /* if whats left in the list isnt empty, send it */ if (numusers) { - user->WriteServ(std::string(list)); + user->WriteNumeric(353,std::string(list)); } - user->WriteServ("366 %s %s :End of /NAMES list.", user->nick, this->name); + user->WriteNumeric(366, "%s %s :End of /NAMES list.", user->nick.c_str(), this->name.c_str()); } long Channel::GetMaxBans() @@ -925,7 +956,7 @@ long Channel::GetMaxBans() /* If there isnt one, we have to do some O(n) hax to find it the first time. (ick) */ for (std::map::iterator n = ServerInstance->Config->maxbans.begin(); n != ServerInstance->Config->maxbans.end(); n++) { - if (match(this->name,n->first.c_str())) + if (match(this->name,n->first)) { this->maxbans = n->second; return n->second; @@ -969,6 +1000,7 @@ const char* Channel::GetPrefixChar(User *user) return pf; } + const char* Channel::GetAllPrefixChars(User* user) { static char prefix[MAXBUF];