/*
* InspIRCd -- Internet Relay Chat Daemon
*
+ * Copyright (C) 2017 B00mX0r <b00mx0r@aureus.pw>
+ * Copyright (C) 2013-2014, 2016-2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2013 Adam <Adam@anope.org>
+ * Copyright (C) 2012-2016, 2018 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
* Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
- * Copyright (C) 2006-2008 Robin Burchell <robin+git@viroteck.net>
- * Copyright (C) 2006, 2008 Oliver Lupton <oliverlupton@gmail.com>
- * Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
- * Copyright (C) 2003-2008 Craig Edwards <craigedwards@brainbox.cc>
- * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2006-2009 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2006-2008, 2010 Craig Edwards <brain@inspircd.org>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
*/
-/* $Core */
-
#include "inspircd.h"
-#include <cstdarg>
-#include "mode.h"
+#include "listmode.h"
-Channel::Channel(const std::string &cname, time_t ts)
+namespace
{
- if (!ServerInstance->chanlist->insert(std::make_pair(cname, this)).second)
- throw CoreException("Cannot create duplicate channel " + cname);
-
- this->name = cname;
- this->age = ts ? ts : ServerInstance->Time();
-
- maxbans = topicset = 0;
- modes.reset();
+ ChanModeReference ban(NULL, "ban");
}
-void Channel::SetMode(char mode,bool mode_on)
+Channel::Channel(const std::string &cname, time_t ts)
+ : name(cname), age(ts), topicset(0)
{
- modes[mode-65] = mode_on;
+ if (!ServerInstance->chanlist.insert(std::make_pair(cname, this)).second)
+ throw CoreException("Cannot create duplicate channel " + cname);
}
void Channel::SetMode(ModeHandler* mh, bool on)
{
- modes[mh->GetModeChar() - 65] = on;
+ if (mh && mh->GetId() != ModeParser::MODEID_MAX)
+ modes[mh->GetId()] = on;
}
-void Channel::SetModeParam(char mode, const std::string& parameter)
+void Channel::SetTopic(User* u, const std::string& ntopic, time_t topicts, const std::string* setter)
{
- CustomModeList::iterator n = custom_mode_params.find(mode);
- // always erase, even if changing, so that the map gets the new value
- if (n != custom_mode_params.end())
- custom_mode_params.erase(n);
- if (parameter.empty())
- {
- modes[mode-65] = false;
- }
- else
+ // Send a TOPIC message to the channel only if the new topic text differs
+ if (this->topic != ntopic)
{
- custom_mode_params[mode] = parameter;
- modes[mode-65] = true;
+ this->topic = ntopic;
+ ClientProtocol::Messages::Topic topicmsg(u, this, this->topic);
+ Write(ServerInstance->GetRFCEvents().topic, topicmsg);
}
-}
-void Channel::SetModeParam(ModeHandler* mode, const std::string& parameter)
-{
- SetModeParam(mode->GetModeChar(), parameter);
-}
+ // Always update setter and set time
+ if (!setter)
+ setter = ServerInstance->Config->FullHostInTopic ? &u->GetFullHost() : &u->nick;
+ this->setby.assign(*setter, 0, ServerInstance->Config->Limits.GetMaxMask());
+ this->topicset = topicts;
-std::string Channel::GetModeParameter(char mode)
-{
- CustomModeList::iterator n = custom_mode_params.find(mode);
- if (n != custom_mode_params.end())
- return n->second;
- return "";
+ FOREACH_MOD(OnPostTopicChange, (u, this, this->topic));
}
-std::string Channel::GetModeParameter(ModeHandler* mode)
-{
- CustomModeList::iterator n = custom_mode_params.find(mode->GetModeChar());
- if (n != custom_mode_params.end())
- return n->second;
- return "";
-}
-
-int Channel::SetTopic(User *u, std::string &ntopic, bool forceset)
+Membership* Channel::AddUser(User* user)
{
- if (!u)
- u = ServerInstance->FakeClient;
- if (IS_LOCAL(u) && !forceset)
- {
- ModResult res;
- FIRST_MOD_RESULT(OnPreTopicChange, res, (u,this,ntopic));
-
- if (res == MOD_RES_DENY)
- return CMD_FAILURE;
- if (res != MOD_RES_ALLOW)
- {
- if (!this->HasUser(u))
- {
- u->WriteNumeric(442, "%s %s :You're not on that channel!",u->nick.c_str(), this->name.c_str());
- return CMD_FAILURE;
- }
- if (IsModeSet('t') && !ServerInstance->OnCheckExemption(u,this,"topiclock").check(GetPrefixValue(u) >= HALFOP_VALUE))
- {
- 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());
- return CMD_FAILURE;
- }
- }
- }
-
- this->topic.assign(ntopic, 0, ServerInstance->Config->Limits.MaxTopic);
- this->setby.assign(ServerInstance->Config->FullHostInTopic ? u->GetFullHost() : u->nick, 0, 128);
- this->WriteChannel(u, "TOPIC %s :%s", this->name.c_str(), this->topic.c_str());
-
- this->topicset = ServerInstance->Time();
-
- FOREACH_MOD(I_OnPostTopicChange,OnPostTopicChange(u, this, this->topic));
+ std::pair<MemberMap::iterator, bool> ret = userlist.insert(std::make_pair(user, insp::aligned_storage<Membership>()));
+ if (!ret.second)
+ return NULL;
- return CMD_SUCCESS;
+ Membership* memb = new(ret.first->second) Membership(user, this);
+ return memb;
}
-long Channel::GetUserCounter()
+void Channel::DelUser(User* user)
{
- return userlist.size();
+ MemberMap::iterator it = userlist.find(user);
+ if (it != userlist.end())
+ DelUser(it);
}
-Membership* Channel::AddUser(User* user)
+void Channel::CheckDestroy()
{
- Membership* memb = new Membership(user, this);
- userlist[user] = memb;
- return memb;
-}
-
-void Channel::DelUser(User* user)
-{
- UserMembIter a = userlist.find(user);
+ if (!userlist.empty())
+ return;
- if (a != userlist.end())
- {
- a->second->cull();
- delete a->second;
- userlist.erase(a);
- }
+ ModResult res;
+ FIRST_MOD_RESULT(OnChannelPreDelete, res, (this));
+ if (res == MOD_RES_DENY)
+ return;
- if (userlist.empty())
- {
- ModResult res;
- FIRST_MOD_RESULT(OnChannelPreDelete, res, (this));
- if (res == MOD_RES_DENY)
- return;
- chan_hash::iterator iter = ServerInstance->chanlist->find(this->name);
- /* kill the record */
- if (iter != ServerInstance->chanlist->end())
- {
- FOREACH_MOD(I_OnChannelDelete, OnChannelDelete(this));
- ServerInstance->chanlist->erase(iter);
- }
+ // If the channel isn't in chanlist then it is already in the cull list, don't add it again
+ chan_hash::iterator iter = ServerInstance->chanlist.find(this->name);
+ if ((iter == ServerInstance->chanlist.end()) || (iter->second != this))
+ return;
- ClearInvites();
- ServerInstance->GlobalCulls.AddItem(this);
- }
+ FOREACH_MOD(OnChannelDelete, (this));
+ ServerInstance->chanlist.erase(iter);
+ ServerInstance->GlobalCulls.AddItem(this);
}
-bool Channel::HasUser(User* user)
+void Channel::DelUser(const MemberMap::iterator& membiter)
{
- return (userlist.find(user) != userlist.end());
+ Membership* memb = membiter->second;
+ memb->cull();
+ memb->~Membership();
+ userlist.erase(membiter);
+
+ // If this channel became empty then it should be removed
+ CheckDestroy();
}
Membership* Channel::GetUser(User* user)
{
- UserMembIter i = userlist.find(user);
+ MemberMap::iterator i = userlist.find(user);
if (i == userlist.end())
return NULL;
return i->second;
}
-const UserMembList* Channel::GetUsers()
-{
- return &userlist;
-}
-
void Channel::SetDefaultModes()
{
- ServerInstance->Logs->Log("CHANNELS", DEBUG, "SetDefaultModes %s",
+ ServerInstance->Logs->Log("CHANNELS", LOG_DEBUG, "SetDefaultModes %s",
ServerInstance->Config->DefaultModes.c_str());
irc::spacesepstream list(ServerInstance->Config->DefaultModes);
std::string modeseq;
ModeHandler* mode = ServerInstance->Modes->FindMode(*n, MODETYPE_CHANNEL);
if (mode)
{
- if (mode->GetNumParams(true))
+ if (mode->IsPrefixMode())
+ continue;
+
+ if (mode->NeedsParam(true))
{
list.GetToken(parameter);
// If the parameter begins with a ':' then it's invalid
else
parameter.clear();
- if ((mode->GetNumParams(true)) && (parameter.empty()))
+ if ((mode->NeedsParam(true)) && (parameter.empty()))
continue;
mode->OnModeChange(ServerInstance->FakeClient, ServerInstance->FakeClient, this, parameter, true);
* add a channel to a user, creating the record for it if needed and linking
* it to the user record
*/
-Channel* Channel::JoinUser(User *user, const char* cn, bool override, const char* key, bool bursting, time_t TS)
+Channel* Channel::JoinUser(LocalUser* user, std::string cname, bool override, const std::string& key)
{
- // Fix: unregistered users could be joined using /SAJOIN
- if (!user || !cn || user->registered != REG_ALL)
+ if (user->registered != REG_ALL)
+ {
+ ServerInstance->Logs->Log("CHANNELS", LOG_DEBUG, "Attempted to join unregistered user " + user->uuid + " to channel " + cname);
return NULL;
-
- std::string privs;
- Channel *Ptr;
+ }
/*
* We don't restrict the number of channels that remote users or users that are override-joining may be in.
- * We restrict local users to MaxChans channels.
- * We restrict local operators to OperMaxChans channels.
+ * We restrict local users to <connect:maxchans> channels.
+ * We restrict local operators to <oper:maxchans> channels.
* This is a lot more logical than how it was formerly. -- w00t
*/
- if (IS_LOCAL(user) && !override)
+ if (!override)
{
- if (user->HasPrivPermission("channels/high-join-limit"))
+ unsigned int maxchans = user->GetClass()->maxchans;
+ if (!maxchans)
+ maxchans = ServerInstance->Config->MaxChans;
+ if (user->IsOper())
{
- if (user->chans.size() >= ServerInstance->Config->OperMaxChans)
- {
- user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
- return NULL;
- }
+ unsigned int opermaxchans = ConvToNum<unsigned int>(user->oper->getConfig("maxchans"));
+ // If not set, use 2.0's <channels:opers>, if that's not set either, use limit from CC
+ if (!opermaxchans && user->HasPrivPermission("channels/high-join-limit"))
+ opermaxchans = ServerInstance->Config->OperMaxChans;
+ if (opermaxchans)
+ maxchans = opermaxchans;
}
- else
+ if (user->chans.size() >= maxchans)
{
- unsigned int maxchans = user->GetClass()->maxchans;
- if (!maxchans)
- maxchans = ServerInstance->Config->MaxChans;
- if (user->chans.size() >= maxchans)
- {
- user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
- return NULL;
- }
+ user->WriteNumeric(ERR_TOOMANYCHANNELS, cname, "You are on too many channels");
+ return NULL;
}
}
- std::string cname;
- cname.assign(std::string(cn), 0, ServerInstance->Config->Limits.ChanMax);
- Ptr = ServerInstance->FindChan(cname);
- bool created_by_local = false;
+ // Crop channel name if it's too long
+ if (cname.length() > ServerInstance->Config->Limits.ChanMax)
+ cname.resize(ServerInstance->Config->Limits.ChanMax);
- if (!Ptr)
+ Channel* chan = ServerInstance->FindChan(cname);
+ bool created_by_local = (chan == NULL); // Flag that will be passed to modules in the OnUserJoin() hook later
+ std::string privs; // Prefix mode(letter)s to give to the joining user
+
+ if (!chan)
{
- /*
- * Fix: desync bug was here, don't set @ on remote users - spanningtree handles their permissions. bug #358. -- w00t
- */
- if (!IS_LOCAL(user))
- {
- if (!TS)
- ServerInstance->Logs->Log("CHANNELS",DEBUG,"*** BUG *** Channel::JoinUser called for REMOTE user '%s' on channel '%s' but no TS given!", user->nick.c_str(), cn);
- }
- else
- {
- privs = "o";
- created_by_local = true;
- }
+ privs = ServerInstance->Config->DefaultModes.substr(0, ServerInstance->Config->DefaultModes.find(' '));
- if (IS_LOCAL(user) && override == false)
+ if (override == false)
{
+ // Ask the modules whether they're ok with the join, pass NULL as Channel* as the channel is yet to be created
ModResult MOD_RESULT;
- FIRST_MOD_RESULT(OnUserPreJoin, MOD_RESULT, (user, NULL, cname.c_str(), privs, key ? key : ""));
+ FIRST_MOD_RESULT(OnUserPreJoin, MOD_RESULT, (user, NULL, cname, privs, key));
if (MOD_RESULT == MOD_RES_DENY)
- return NULL;
+ return NULL; // A module wasn't happy with the join, abort
}
- Ptr = new Channel(cname, TS);
+ chan = new Channel(cname, ServerInstance->Time());
+ // Set the default modes on the channel (<options:defaultmodes>)
+ chan->SetDefaultModes();
}
else
{
/* Already on the channel */
- if (Ptr->HasUser(user))
+ if (chan->HasUser(user))
return NULL;
- /*
- * remote users are allowed us to bypass channel modes
- * and bans (used by servers)
- */
- if (IS_LOCAL(user) && override == false)
+ if (override == false)
{
ModResult MOD_RESULT;
- FIRST_MOD_RESULT(OnUserPreJoin, MOD_RESULT, (user, Ptr, cname.c_str(), privs, key ? key : ""));
+ FIRST_MOD_RESULT(OnUserPreJoin, MOD_RESULT, (user, chan, cname, privs, key));
+
+ // A module explicitly denied the join and (hopefully) generated a message
+ // describing the situation, so we may stop here without sending anything
if (MOD_RESULT == MOD_RES_DENY)
- {
return NULL;
- }
- else if (MOD_RESULT == MOD_RES_PASSTHRU)
- {
- std::string ckey = Ptr->GetModeParameter('k');
- bool invited = IS_LOCAL(user)->IsInvited(Ptr->name.c_str());
- bool can_bypass = ServerInstance->Config->InvBypassModes && invited;
-
- if (!ckey.empty())
- {
- FIRST_MOD_RESULT(OnCheckKey, MOD_RESULT, (user, Ptr, key ? key : ""));
- if (!MOD_RESULT.check((key && ckey == key) || can_bypass))
- {
- // If no key provided, or key is not the right one, and can't bypass +k (not invited or option not enabled)
- user->WriteNumeric(ERR_BADCHANNELKEY, "%s %s :Cannot join channel (Incorrect channel key)",user->nick.c_str(), Ptr->name.c_str());
- return NULL;
- }
- }
-
- if (Ptr->IsModeSet('i'))
- {
- FIRST_MOD_RESULT(OnCheckInvite, MOD_RESULT, (user, Ptr));
- if (!MOD_RESULT.check(invited))
- {
- user->WriteNumeric(ERR_INVITEONLYCHAN, "%s %s :Cannot join channel (Invite only)",user->nick.c_str(), Ptr->name.c_str());
- return NULL;
- }
- }
-
- std::string limit = Ptr->GetModeParameter('l');
- if (!limit.empty())
- {
- FIRST_MOD_RESULT(OnCheckLimit, MOD_RESULT, (user, Ptr));
- if (!MOD_RESULT.check((Ptr->GetUserCounter() < atol(limit.c_str()) || can_bypass)))
- {
- user->WriteNumeric(ERR_CHANNELISFULL, "%s %s :Cannot join channel (Channel is full)",user->nick.c_str(), Ptr->name.c_str());
- return NULL;
- }
- }
- if (Ptr->IsBanned(user) && !can_bypass)
+ // If no module returned MOD_RES_DENY or MOD_RES_ALLOW (which is the case
+ // most of the time) then proceed to check channel bans.
+ //
+ // If a module explicitly allowed the join (by returning MOD_RES_ALLOW),
+ // then this entire section is skipped
+ if (MOD_RESULT == MOD_RES_PASSTHRU)
+ {
+ if (chan->IsBanned(user))
{
- user->WriteNumeric(ERR_BANNEDFROMCHAN, "%s %s :Cannot join channel (You're banned)",user->nick.c_str(), Ptr->name.c_str());
+ user->WriteNumeric(ERR_BANNEDFROMCHAN, chan->name, "Cannot join channel (you're banned)");
return NULL;
}
-
- /*
- * If the user has invites for this channel, remove them now
- * after a successful join so they don't build up.
- */
- if (invited)
- {
- IS_LOCAL(user)->RemoveInvite(Ptr->name.c_str());
- }
}
}
}
- if (created_by_local)
- {
- /* As spotted by jilles, dont bother to set this on remote users */
- Ptr->SetDefaultModes();
- }
-
- return Channel::ForceChan(Ptr, user, privs, bursting, created_by_local);
+ // We figured that this join is allowed and also created the
+ // channel if it didn't exist before, now do the actual join
+ chan->ForceJoin(user, &privs, false, created_by_local);
+ return chan;
}
-Channel* Channel::ForceChan(Channel* Ptr, User* user, const std::string &privs, bool bursting, bool created)
+Membership* Channel::ForceJoin(User* user, const std::string* privs, bool bursting, bool created_by_local)
{
- std::string nick = user->nick;
+ if (IS_SERVER(user))
+ {
+ ServerInstance->Logs->Log("CHANNELS", LOG_DEBUG, "Attempted to join server user " + user->uuid + " to channel " + this->name);
+ return NULL;
+ }
+
+ Membership* memb = this->AddUser(user);
+ if (!memb)
+ return NULL; // Already on the channel
- Membership* memb = Ptr->AddUser(user);
- user->chans.insert(Ptr);
+ user->chans.push_front(memb);
- for (std::string::const_iterator x = privs.begin(); x != privs.end(); x++)
+ if (privs)
{
- const char status = *x;
- ModeHandler* mh = ServerInstance->Modes->FindMode(status, MODETYPE_CHANNEL);
- if (mh)
+ // If the user was granted prefix modes (in the OnUserPreJoin hook, or they're a
+ // remote user and their own server set the modes), then set them internally now
+ for (std::string::const_iterator i = privs->begin(); i != privs->end(); ++i)
{
- /* Set, and make sure that the mode handler knows this mode was now set */
- Ptr->SetPrefix(user, mh->GetModeChar(), true);
- mh->OnModeChange(ServerInstance->FakeClient, ServerInstance->FakeClient, Ptr, nick, true);
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(*i);
+ if (mh)
+ {
+ std::string nick = user->nick;
+ // Set the mode on the user
+ mh->OnModeChange(ServerInstance->FakeClient, NULL, this, nick, true);
+ }
}
}
+ // Tell modules about this join, they have the chance now to populate except_list with users we won't send the JOIN (and possibly MODE) to
CUList except_list;
- FOREACH_MOD(I_OnUserJoin,OnUserJoin(memb, bursting, created, except_list));
-
- Ptr->WriteAllExcept(user, false, 0, except_list, "JOIN :%s", Ptr->name.c_str());
-
- /* Theyre not the first ones in here, make sure everyone else sees the modes we gave the user */
- if ((Ptr->GetUserCounter() > 1) && (!memb->modes.empty()))
- {
- std::string ms = memb->modes;
- for(unsigned int i=0; i < memb->modes.length(); i++)
- ms.append(" ").append(user->nick);
+ FOREACH_MOD(OnUserJoin, (memb, bursting, created_by_local, except_list));
- except_list.insert(user);
- Ptr->WriteAllExcept(user, !ServerInstance->Config->CycleHostsFromUser, 0, except_list, "MODE %s +%s", Ptr->name.c_str(), ms.c_str());
- }
+ ClientProtocol::Events::Join joinevent(memb);
+ this->Write(joinevent, 0, except_list);
- if (IS_LOCAL(user))
- {
- if (Ptr->topicset)
- {
- user->WriteNumeric(RPL_TOPIC, "%s %s :%s", user->nick.c_str(), Ptr->name.c_str(), Ptr->topic.c_str());
- user->WriteNumeric(RPL_TOPICTIME, "%s %s %s %lu", user->nick.c_str(), Ptr->name.c_str(), Ptr->setby.c_str(), (unsigned long)Ptr->topicset);
- }
- Ptr->UserList(user);
- }
- FOREACH_MOD(I_OnPostJoin,OnPostJoin(memb));
- return Ptr;
+ FOREACH_MOD(OnPostJoin, (memb));
+ return memb;
}
bool Channel::IsBanned(User* user)
if (result != MOD_RES_PASSTHRU)
return (result == MOD_RES_DENY);
- for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
+ ListModeBase* banlm = static_cast<ListModeBase*>(*ban);
+ if (!banlm)
+ return false;
+
+ const ListModeBase::ModeList* bans = banlm->GetList(this);
+ if (bans)
{
- if (CheckBan(user, i->data))
- return true;
+ for (ListModeBase::ModeList::const_iterator it = bans->begin(); it != bans->end(); it++)
+ {
+ if (CheckBan(user, it->mask))
+ return true;
+ }
}
return false;
}
if (at == std::string::npos)
return false;
- char tomatch[MAXBUF];
- snprintf(tomatch, MAXBUF, "%s!%s", user->nick.c_str(), user->ident.c_str());
- std::string prefix = mask.substr(0, at);
- if (InspIRCd::Match(tomatch, prefix, NULL))
+ const std::string nickIdent = user->nick + "!" + user->ident;
+ std::string prefix(mask, 0, at);
+ if (InspIRCd::Match(nickIdent, prefix, NULL))
{
- std::string suffix = mask.substr(at + 1);
- if (InspIRCd::Match(user->host, suffix, NULL) ||
- InspIRCd::Match(user->dhost, suffix, NULL) ||
+ std::string suffix(mask, at + 1);
+ if (InspIRCd::Match(user->GetRealHost(), suffix, NULL) ||
+ InspIRCd::Match(user->GetDisplayedHost(), suffix, NULL) ||
InspIRCd::MatchCIDR(user->GetIPString(), suffix, NULL))
return true;
}
FIRST_MOD_RESULT(OnExtBanCheck, rv, (user, this, type));
if (rv != MOD_RES_PASSTHRU)
return rv;
- for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
+
+ ListModeBase* banlm = static_cast<ListModeBase*>(*ban);
+ if (!banlm)
+ return MOD_RES_PASSTHRU;
+
+ const ListModeBase::ModeList* bans = banlm->GetList(this);
+ if (bans)
{
- if (i->data[0] == type && i->data[1] == ':')
+ for (ListModeBase::ModeList::const_iterator it = bans->begin(); it != bans->end(); ++it)
{
- std::string val = i->data.substr(2);
- if (CheckBan(user, val))
+ if (it->mask.length() <= 2 || it->mask[0] != type || it->mask[1] != ':')
+ continue;
+
+ if (CheckBan(user, it->mask.substr(2)))
return MOD_RES_DENY;
}
}
}
/* 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.
+ * Remove a channel from a users record, remove the reference to the Membership object
+ * from the channel and destroy it.
*/
-void Channel::PartUser(User *user, std::string &reason)
-{
- if (!user)
- return;
-
- Membership* memb = GetUser(user);
-
- if (memb)
- {
- CUList except_list;
- FOREACH_MOD(I_OnUserPart,OnUserPart(memb, reason, except_list));
-
- WriteAllExcept(user, false, 0, except_list, "PART %s%s%s", this->name.c_str(), reason.empty() ? "" : " :", reason.c_str());
-
- user->chans.erase(this);
- this->RemoveAllPrefixes(user);
- }
-
- this->DelUser(user);
-}
-
-void Channel::KickUser(User *src, User *user, const char* reason)
+bool Channel::PartUser(User* user, std::string& reason)
{
- if (!src || !user || !reason)
- return;
+ MemberMap::iterator membiter = userlist.find(user);
- Membership* memb = GetUser(user);
- if (IS_LOCAL(src))
- {
- if (!memb)
- {
- 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());
- return;
- }
- if ((ServerInstance->ULine(user->server)) && (!ServerInstance->ULine(src->server)))
- {
- 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());
- return;
- }
-
- ModResult res;
- if (ServerInstance->ULine(src->server))
- res = MOD_RES_ALLOW;
- else
- FIRST_MOD_RESULT(OnUserPreKick, res, (src,memb,reason));
-
- if (res == MOD_RES_DENY)
- return;
-
- if (res == MOD_RES_PASSTHRU)
- {
- unsigned int them = this->GetPrefixValue(src);
- unsigned int req = HALFOP_VALUE;
- for (std::string::size_type i = 0; i < memb->modes.length(); i++)
- {
- ModeHandler* mh = ServerInstance->Modes->FindMode(memb->modes[i], MODETYPE_CHANNEL);
- if (mh && mh->GetLevelRequired() > req)
- req = mh->GetLevelRequired();
- }
-
- if (them < req)
- {
- src->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must be a channel %soperator",
- src->nick.c_str(), this->name.c_str(), req > HALFOP_VALUE ? "" : "half-");
- return;
- }
- }
- }
-
- if (memb)
- {
- CUList except_list;
- FOREACH_MOD(I_OnUserKick,OnUserKick(src, memb, reason, except_list));
-
- WriteAllExcept(src, false, 0, except_list, "KICK %s %s :%s", name.c_str(), user->nick.c_str(), reason);
-
- user->chans.erase(this);
- this->RemoveAllPrefixes(user);
- }
-
- this->DelUser(user);
-}
-
-void Channel::WriteChannel(User* user, const char* text, ...)
-{
- char textbuffer[MAXBUF];
- va_list argsPtr;
-
- if (!user || !text)
- return;
-
- va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
-
- this->WriteChannel(user, std::string(textbuffer));
-}
-
-void Channel::WriteChannel(User* user, const std::string &text)
-{
- char tb[MAXBUF];
-
- if (!user)
- return;
-
- snprintf(tb,MAXBUF,":%s %s", user->GetFullHost().c_str(), text.c_str());
- std::string out = tb;
-
- for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
- {
- if (IS_LOCAL(i->first))
- i->first->Write(out);
- }
-}
-
-void Channel::WriteChannelWithServ(const std::string& ServName, const char* text, ...)
-{
- char textbuffer[MAXBUF];
- va_list argsPtr;
-
- if (!text)
- return;
-
- va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
-
- this->WriteChannelWithServ(ServName, std::string(textbuffer));
-}
-
-void Channel::WriteChannelWithServ(const std::string& ServName, const std::string &text)
-{
- char tb[MAXBUF];
-
- snprintf(tb,MAXBUF,":%s %s", ServName.empty() ? ServerInstance->Config->ServerName.c_str() : ServName.c_str(), text.c_str());
- std::string out = tb;
-
- for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
- {
- if (IS_LOCAL(i->first))
- i->first->Write(out);
- }
-}
-
-/* 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, const char* text, ...)
-{
- char textbuffer[MAXBUF];
- va_list argsPtr;
-
- if (!text)
- return;
-
- va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
-
- this->WriteAllExceptSender(user, serversource, status, std::string(textbuffer));
-}
-
-void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const char* text, ...)
-{
- char textbuffer[MAXBUF];
- va_list argsPtr;
+ if (membiter == userlist.end())
+ return false;
- if (!text)
- return;
+ Membership* memb = membiter->second;
+ CUList except_list;
+ FOREACH_MOD(OnUserPart, (memb, reason, except_list));
- int offset = snprintf(textbuffer,MAXBUF,":%s ", serversource ? ServerInstance->Config->ServerName.c_str() : user->GetFullHost().c_str());
+ ClientProtocol::Messages::Part partmsg(memb, reason);
+ Write(ServerInstance->GetRFCEvents().part, partmsg, 0, except_list);
- va_start(argsPtr, text);
- vsnprintf(textbuffer + offset, MAXBUF - offset, text, argsPtr);
- va_end(argsPtr);
+ // Remove this channel from the user's chanlist
+ user->chans.erase(memb);
+ // Remove the Membership from this channel's userlist and destroy it
+ this->DelUser(membiter);
- this->RawWriteAllExcept(user, serversource, status, except_list, std::string(textbuffer));
+ return true;
}
-void Channel::WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const std::string &text)
+void Channel::KickUser(User* src, const MemberMap::iterator& victimiter, const std::string& reason)
{
- char tb[MAXBUF];
+ Membership* memb = victimiter->second;
+ CUList except_list;
+ FOREACH_MOD(OnUserKick, (src, memb, reason, except_list));
- snprintf(tb,MAXBUF,":%s %s", serversource ? ServerInstance->Config->ServerName.c_str() : user->GetFullHost().c_str(), text.c_str());
+ ClientProtocol::Messages::Kick kickmsg(src, memb, reason);
+ Write(ServerInstance->GetRFCEvents().kick, kickmsg, 0, except_list);
- this->RawWriteAllExcept(user, serversource, status, except_list, std::string(tb));
+ memb->user->chans.erase(memb);
+ this->DelUser(victimiter);
}
-void Channel::RawWriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const std::string &out)
+void Channel::Write(ClientProtocol::Event& protoev, char status, const CUList& except_list)
{
unsigned int minrank = 0;
if (status)
{
- ModeHandler* mh = ServerInstance->Modes->FindPrefix(status);
+ PrefixMode* mh = ServerInstance->Modes->FindPrefix(status);
if (mh)
minrank = mh->GetPrefixRank();
}
- for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
+ for (MemberMap::iterator i = userlist.begin(); i != userlist.end(); i++)
{
- if (IS_LOCAL(i->first) && (except_list.find(i->first) == except_list.end()))
+ LocalUser* user = IS_LOCAL(i->first);
+ if ((user) && (!except_list.count(user)))
{
/* User doesn't have the status we're after */
if (minrank && i->second->getRank() < minrank)
continue;
- i->first->Write(out);
+ user->Send(protoev);
}
}
}
-void Channel::WriteAllExceptSender(User* user, bool serversource, char status, const std::string& text)
-{
- CUList except_list;
- except_list.insert(user);
- this->WriteAllExcept(user, serversource, status, except_list, std::string(text));
-}
-
-/*
- * return a count of the users on a specific channel accounting for
- * invisible users who won't increase the count. e.g. for /LIST
- */
-int Channel::CountInvisible()
-{
- int count = 0;
- for (UserMembIter i = userlist.begin(); i != userlist.end(); i++)
- {
- if (!i->first->quitting && !i->first->IsModeSet('i'))
- count++;
- }
-
- return count;
-}
-
-char* Channel::ChanModes(bool showkey)
+const char* Channel::ChanModes(bool showsecret)
{
- static char scratch[MAXBUF];
- static char sparam[MAXBUF];
- char* offset = scratch;
- std::string extparam;
+ static std::string scratch;
+ std::string sparam;
- *scratch = '\0';
- *sparam = '\0';
+ scratch.clear();
/* This was still iterating up to 190, Channel::modes is only 64 elements -- Om */
for(int n = 0; n < 64; n++)
{
- if(this->modes[n])
+ ModeHandler* mh = ServerInstance->Modes->FindMode(n + 65, MODETYPE_CHANNEL);
+ if (mh && IsModeSet(mh))
{
- *offset++ = n + 65;
- extparam.clear();
- if (n == 'k' - 65 && !showkey)
+ scratch.push_back(n + 65);
+
+ ParamModeBase* pm = mh->IsParameterMode();
+ if (!pm)
+ continue;
+
+ if (pm->IsParameterSecret() && !showsecret)
{
- extparam = "<key>";
+ sparam += " <" + pm->name + ">";
}
else
{
- extparam = this->GetModeParameter(n + 65);
+ sparam += ' ';
+ pm->GetParameter(this, sparam);
}
- if (!extparam.empty())
- {
- charlcat(sparam,' ',MAXBUF);
- strlcat(sparam,extparam.c_str(),MAXBUF);
- }
- }
- }
-
- /* Null terminate scratch */
- *offset = '\0';
- strlcat(scratch,sparam,MAXBUF);
- return scratch;
-}
-
-/* compile a userlist of a channel into a string, each nick seperated by
- * spaces and op, voice etc status shown as @ and +, and send it to 'user'
- */
-void Channel::UserList(User *user)
-{
- if (!IS_LOCAL(user))
- return;
-
- bool has_privs = user->HasPrivPermission("channels/auspex");
-
- if (this->IsModeSet('s') && !this->HasUser(user) && !has_privs)
- {
- user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), this->name.c_str());
- return;
- }
-
- std::string list = user->nick;
- list.push_back(' ');
- list.push_back(this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=');
- list.push_back(' ');
- list.append(this->name).append(" :");
- std::string::size_type pos = list.size();
-
- bool has_one = false;
-
- /* Improvement by Brain - this doesnt change in value, so why was it inside
- * the loop?
- */
- bool has_user = this->HasUser(user);
-
- const size_t maxlen = MAXBUF - 10 - ServerInstance->Config->ServerName.size();
- std::string prefixlist;
- std::string nick;
- for (UserMembIter i = userlist.begin(); i != userlist.end(); ++i)
- {
- if (i->first->quitting)
- continue;
- if ((!has_user) && (i->first->IsModeSet('i')) && (!has_privs))
- {
- /*
- * user is +i, and source not on the channel, does not show
- * nick in NAMES list
- */
- continue;
- }
-
- prefixlist = this->GetPrefixChar(i->first);
- nick = i->first->nick;
-
- FOREACH_MOD(I_OnNamesListItem, OnNamesListItem(user, i->second, prefixlist, nick));
-
- /* Nick was nuked, a module wants us to skip it */
- if (nick.empty())
- continue;
-
- if (list.size() + prefixlist.length() + nick.length() + 1 > maxlen)
- {
- /* list overflowed into multiple numerics */
- user->WriteNumeric(RPL_NAMREPLY, list);
-
- // Erase all nicks, keep the constant part
- list.erase(pos);
- has_one = false;
}
-
- list.append(prefixlist).append(nick).push_back(' ');
-
- has_one = true;
}
- /* if whats left in the list isnt empty, send it */
- if (has_one)
- {
- user->WriteNumeric(RPL_NAMREPLY, list);
- }
-
- user->WriteNumeric(RPL_ENDOFNAMES, "%s %s :End of /NAMES list.", user->nick.c_str(), this->name.c_str());
+ scratch += sparam;
+ return scratch.c_str();
}
-long Channel::GetMaxBans()
+void Channel::WriteNotice(const std::string& text, char status)
{
- /* Return the cached value if there is one */
- if (this->maxbans)
- return this->maxbans;
-
- /* If there isnt one, we have to do some O(n) hax to find it the first time. (ick) */
- for (std::map<std::string,int>::iterator n = ServerInstance->Config->maxbans.begin(); n != ServerInstance->Config->maxbans.end(); n++)
- {
- if (InspIRCd::Match(this->name, n->first, NULL))
- {
- this->maxbans = n->second;
- return n->second;
- }
- }
-
- /* Screw it, just return the default of 64 */
- this->maxbans = 64;
- return this->maxbans;
+ ClientProtocol::Messages::Privmsg privmsg(ClientProtocol::Messages::Privmsg::nocopy, ServerInstance->FakeClient, this, text, MSG_NOTICE, status);
+ Write(ServerInstance->GetRFCEvents().privmsg, privmsg);
}
-void Channel::ResetMaxBans()
+void Channel::WriteRemoteNotice(const std::string& text, char status)
{
- this->maxbans = 0;
+ WriteNotice(text, status);
+ ServerInstance->PI->SendMessage(this, status, text, MSG_NOTICE);
}
/* returns the status character for a given user on a channel, e.g. @ for op,
* % for halfop etc. If the user has several modes set, the highest mode
* the user has must be returned.
*/
-const char* Channel::GetPrefixChar(User *user)
+char Membership::GetPrefixChar() const
{
- static char pf[2] = {0, 0};
- *pf = 0;
+ char pf = 0;
unsigned int bestrank = 0;
- UserMembIter m = userlist.find(user);
- if (m != userlist.end())
+ for (std::string::const_iterator i = modes.begin(); i != modes.end(); ++i)
{
- for(unsigned int i=0; i < m->second->modes.length(); i++)
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(*i);
+ if (mh && mh->GetPrefixRank() > bestrank && mh->GetPrefix())
{
- char mchar = m->second->modes[i];
- ModeHandler* mh = ServerInstance->Modes->FindMode(mchar, MODETYPE_CHANNEL);
- if (mh && mh->GetPrefixRank() > bestrank && mh->GetPrefix())
- {
- bestrank = mh->GetPrefixRank();
- pf[0] = mh->GetPrefix();
- }
+ bestrank = mh->GetPrefixRank();
+ pf = mh->GetPrefix();
}
}
return pf;
unsigned int rv = 0;
if (mchar)
{
- ModeHandler* mh = ServerInstance->Modes->FindMode(mchar, MODETYPE_CHANNEL);
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(mchar);
if (mh)
rv = mh->GetPrefixRank();
}
return rv;
}
-const char* Channel::GetAllPrefixChars(User* user)
+std::string Membership::GetAllPrefixChars() const
{
- static char prefix[64];
- int ctr = 0;
-
- UserMembIter m = userlist.find(user);
- if (m != userlist.end())
+ std::string ret;
+ for (std::string::const_iterator i = modes.begin(); i != modes.end(); ++i)
{
- for(unsigned int i=0; i < m->second->modes.length(); i++)
- {
- char mchar = m->second->modes[i];
- ModeHandler* mh = ServerInstance->Modes->FindMode(mchar, MODETYPE_CHANNEL);
- if (mh && mh->GetPrefix())
- prefix[ctr++] = mh->GetPrefix();
- }
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(*i);
+ if (mh && mh->GetPrefix())
+ ret.push_back(mh->GetPrefix());
}
- prefix[ctr] = 0;
- return prefix;
+ return ret;
}
unsigned int Channel::GetPrefixValue(User* user)
{
- UserMembIter m = userlist.find(user);
+ MemberMap::iterator m = userlist.find(user);
if (m == userlist.end())
return 0;
return m->second->getRank();
}
-bool Channel::SetPrefix(User* user, char prefix, bool adding)
+bool Membership::SetPrefix(PrefixMode* delta_mh, bool adding)
{
- ModeHandler* delta_mh = ServerInstance->Modes->FindMode(prefix, MODETYPE_CHANNEL);
- if (!delta_mh)
- return false;
- UserMembIter m = userlist.find(user);
- if (m == userlist.end())
- return false;
- for(unsigned int i=0; i < m->second->modes.length(); i++)
+ char prefix = delta_mh->GetModeChar();
+ for (unsigned int i = 0; i < modes.length(); i++)
{
- char mchar = m->second->modes[i];
- ModeHandler* mh = ServerInstance->Modes->FindMode(mchar, MODETYPE_CHANNEL);
+ char mchar = modes[i];
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(mchar);
if (mh && mh->GetPrefixRank() <= delta_mh->GetPrefixRank())
{
- m->second->modes =
- m->second->modes.substr(0,i) +
+ modes = modes.substr(0,i) +
(adding ? std::string(1, prefix) : "") +
- m->second->modes.substr(mchar == prefix ? i+1 : i);
+ modes.substr(mchar == prefix ? i+1 : i);
return adding != (mchar == prefix);
}
}
if (adding)
- m->second->modes += std::string(1, prefix);
+ modes.push_back(prefix);
return adding;
}
-void Channel::RemoveAllPrefixes(User* user)
-{
- UserMembIter m = userlist.find(user);
- if (m != userlist.end())
- {
- m->second->modes.clear();
- }
-}
-void Invitation::Create(Channel* c, LocalUser* u, time_t timeout)
+void Membership::WriteNotice(const std::string& text) const
{
- if ((timeout != 0) && (ServerInstance->Time() >= timeout))
- // Expired, don't bother
+ LocalUser* const localuser = IS_LOCAL(user);
+ if (!localuser)
return;
- ServerInstance->Logs->Log("INVITATION", DEBUG, "Invitation::Create chan=%s user=%s", c->name.c_str(), u->uuid.c_str());
-
- Invitation* inv = Invitation::Find(c, u, false);
- if (inv)
- {
- if ((inv->expiry == 0) || (inv->expiry > timeout))
- return;
- inv->expiry = timeout;
- ServerInstance->Logs->Log("INVITATION", DEBUG, "Invitation::Create changed expiry in existing invitation %p", (void*) inv);
- }
- else
- {
- inv = new Invitation(c, u, timeout);
- c->invites.push_back(inv);
- u->invites.push_back(inv);
- ServerInstance->Logs->Log("INVITATION", DEBUG, "Invitation::Create created new invitation %p", (void*) inv);
- }
-}
-
-Invitation* Invitation::Find(Channel* c, LocalUser* u, bool check_expired)
-{
- ServerInstance->Logs->Log("INVITATION", DEBUG, "Invitation::Find chan=%s user=%s check_expired=%d", c ? c->name.c_str() : "NULL", u ? u->uuid.c_str() : "NULL", check_expired);
- if (!u || u->invites.empty())
- return NULL;
-
- InviteList locallist;
- locallist.swap(u->invites);
-
- Invitation* result = NULL;
- for (InviteList::iterator i = locallist.begin(); i != locallist.end(); )
- {
- Invitation* inv = *i;
- if ((check_expired) && (inv->expiry != 0) && (inv->expiry <= ServerInstance->Time()))
- {
- /* Expired invite, remove it. */
- std::string expiration = ServerInstance->TimeString(inv->expiry);
- ServerInstance->Logs->Log("INVITATION", DEBUG, "Invitation::Find ecountered expired entry: %p expired %s", (void*) inv, expiration.c_str());
- i = locallist.erase(i);
- inv->cull();
- delete inv;
- }
- else
- {
- /* Is it what we're searching for? */
- if (inv->chan == c)
- {
- result = inv;
- break;
- }
- ++i;
- }
- }
-
- locallist.swap(u->invites);
- ServerInstance->Logs->Log("INVITATION", DEBUG, "Invitation::Find result=%p", (void*) result);
- return result;
-}
-
-Invitation::~Invitation()
-{
- // Remove this entry from both lists
- InviteList::iterator it = std::find(chan->invites.begin(), chan->invites.end(), this);
- if (it != chan->invites.end())
- chan->invites.erase(it);
- it = std::find(user->invites.begin(), user->invites.end(), this);
- if (it != user->invites.end())
- user->invites.erase(it);
-}
-
-void InviteBase::ClearInvites()
-{
- ServerInstance->Logs->Log("INVITEBASE", DEBUG, "InviteBase::ClearInvites %p", (void*) this);
- InviteList locallist;
- locallist.swap(invites);
- for (InviteList::const_iterator i = locallist.begin(); i != locallist.end(); ++i)
- {
- (*i)->cull();
- delete *i;
- }
+ ClientProtocol::Messages::Privmsg privmsg(ClientProtocol::Messages::Privmsg::nocopy, ServerInstance->FakeClient, this->chan, text, MSG_NOTICE);
+ localuser->Send(ServerInstance->GetRFCEvents().privmsg, privmsg);
}
projects / user / henk / code / inspircd.git / blobdiff