-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * 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) 2007-2009 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * 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
+ * License as published by the Free Software Foundation, version 2.
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
*
- * ---------------------------------------------------
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-using namespace std;
-#include <string>
-#include <map>
-#include <sstream>
-#include <vector>
-#include <deque>
-#include <stdarg.h>
-#include "configreader.h"
#include "inspircd.h"
-#include "hash_map.h"
-#include "users.h"
-#include "ctables.h"
-#include "globals.h"
-#include "modules.h"
-#include "dynamic.h"
-#include "commands.h"
-#include "wildcard.h"
-#include "mode.h"
-#include "xline.h"
-#include "inspstring.h"
-
-#include "typedefs.h"
-
-chanrec::chanrec(InspIRCd* Instance) : ServerInstance(Instance)
-{
- *name = *topic = *setby = *key = 0;
- created = topicset = limit = 0;
- internal_userlist.clear();
- memset(&modes,0,64);
-}
+#include "listmode.h"
-void chanrec::SetMode(char mode,bool mode_on)
+namespace
{
- modes[mode-65] = mode_on;
- if (!mode_on)
- this->SetModeParam(mode,"",false);
+ ChanModeReference ban(NULL, "ban");
}
-
-void chanrec::SetModeParam(char mode,const char* parameter,bool mode_on)
+Channel::Channel(const std::string &cname, time_t ts)
+ : name(cname), age(ts), topicset(0)
{
- ServerInstance->Log(DEBUG,"SetModeParam called");
-
- CustomModeList::iterator n = custom_mode_params.find(mode);
-
- if (mode_on)
- {
- if (n == custom_mode_params.end())
- {
- custom_mode_params[mode] = strdup(parameter);
- ServerInstance->Log(DEBUG,"Custom mode parameter %c %s added",mode,parameter);
- }
- else
- {
- ServerInstance->Log(DEBUG, "Tried to set custom mode parameter for %c '%s' when it was already '%s'", mode, parameter, n->second);
- }
- }
- else
- {
- if (n != custom_mode_params.end())
- {
- free(n->second);
- custom_mode_params.erase(n);
- }
- }
+ if (!ServerInstance->chanlist.insert(std::make_pair(cname, this)).second)
+ throw CoreException("Cannot create duplicate channel " + cname);
}
-bool chanrec::IsModeSet(char mode)
+void Channel::SetMode(ModeHandler* mh, bool on)
{
- return modes[mode-65];
+ if (mh && mh->GetId() != ModeParser::MODEID_MAX)
+ modes[mh->GetId()] = on;
}
-std::string chanrec::GetModeParameter(char mode)
+void Channel::SetTopic(User* u, const std::string& ntopic, time_t topicts, const std::string* setter)
{
- if (mode == 'k')
+ // Send a TOPIC message to the channel only if the new topic text differs
+ if (this->topic != ntopic)
{
- return this->key;
+ this->topic = ntopic;
+ ClientProtocol::Messages::Topic topicmsg(u, this, this->topic);
+ Write(ServerInstance->GetRFCEvents().topic, topicmsg);
}
- else if (mode == 'l')
- {
- return ConvToStr(this->limit);
- }
- else
- {
- CustomModeList::iterator n = custom_mode_params.find(mode);
- if (n != custom_mode_params.end())
- {
- return n->second;
- }
- return "";
- }
-}
-long chanrec::GetUserCounter()
-{
- return (this->internal_userlist.size());
-}
+ // 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;
-void chanrec::AddUser(userrec* user)
-{
- internal_userlist[user] = user;
+ FOREACH_MOD(OnPostTopicChange, (u, this, this->topic));
}
-unsigned long chanrec::DelUser(userrec* user)
+Membership* Channel::AddUser(User* user)
{
- CUListIter a = internal_userlist.find(user);
-
- if (a != internal_userlist.end())
- {
- internal_userlist.erase(a);
- /* And tidy any others... */
- DelOppedUser(user);
- DelHalfoppedUser(user);
- DelVoicedUser(user);
- }
-
- return internal_userlist.size();
-}
+ std::pair<MemberMap::iterator, bool> ret = userlist.insert(std::make_pair(user, insp::aligned_storage<Membership>()));
+ if (!ret.second)
+ return NULL;
-bool chanrec::HasUser(userrec* user)
-{
- return (internal_userlist.find(user) != internal_userlist.end());
+ Membership* memb = new(ret.first->second) Membership(user, this);
+ return memb;
}
-void chanrec::AddOppedUser(userrec* user)
+void Channel::DelUser(User* user)
{
- internal_op_userlist[user] = user;
+ MemberMap::iterator it = userlist.find(user);
+ if (it != userlist.end())
+ DelUser(it);
}
-void chanrec::DelOppedUser(userrec* user)
+void Channel::CheckDestroy()
{
- CUListIter a = internal_op_userlist.find(user);
- if (a != internal_op_userlist.end())
- {
- internal_op_userlist.erase(a);
+ if (!userlist.empty())
return;
- }
-}
-
-void chanrec::AddHalfoppedUser(userrec* user)
-{
- internal_halfop_userlist[user] = user;
-}
-
-void chanrec::DelHalfoppedUser(userrec* user)
-{
- CUListIter a = internal_halfop_userlist.find(user);
-
- if (a != internal_halfop_userlist.end())
- {
- internal_halfop_userlist.erase(a);
- }
-}
-void chanrec::AddVoicedUser(userrec* user)
-{
- internal_voice_userlist[user] = user;
-}
+ ModResult res;
+ FIRST_MOD_RESULT(OnChannelPreDelete, res, (this));
+ if (res == MOD_RES_DENY)
+ return;
-void chanrec::DelVoicedUser(userrec* user)
-{
- CUListIter a = internal_voice_userlist.find(user);
-
- if (a != internal_voice_userlist.end())
- {
- internal_voice_userlist.erase(a);
- }
-}
+ // 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;
-CUList* chanrec::GetUsers()
-{
- return &internal_userlist;
+ FOREACH_MOD(OnChannelDelete, (this));
+ ServerInstance->chanlist.erase(iter);
+ ServerInstance->GlobalCulls.AddItem(this);
}
-CUList* chanrec::GetOppedUsers()
+void Channel::DelUser(const MemberMap::iterator& membiter)
{
- return &internal_op_userlist;
-}
+ Membership* memb = membiter->second;
+ memb->cull();
+ memb->~Membership();
+ userlist.erase(membiter);
-CUList* chanrec::GetHalfoppedUsers()
-{
- return &internal_halfop_userlist;
+ // If this channel became empty then it should be removed
+ CheckDestroy();
}
-CUList* chanrec::GetVoicedUsers()
+Membership* Channel::GetUser(User* user)
{
- return &internal_voice_userlist;
+ MemberMap::iterator i = userlist.find(user);
+ if (i == userlist.end())
+ return NULL;
+ return i->second;
}
-/*
- * add a channel to a user, creating the record for it if needed and linking
- * it to the user record
- */
-chanrec* chanrec::JoinUser(InspIRCd* Instance, userrec *user, const char* cn, bool override, const char* key)
+void Channel::SetDefaultModes()
{
- if (!user || !cn)
- return NULL;
-
- int created = 0;
- char cname[MAXBUF];
- int MOD_RESULT = 0;
- strlcpy(cname,cn,CHANMAX);
+ ServerInstance->Logs->Log("CHANNELS", LOG_DEBUG, "SetDefaultModes %s",
+ ServerInstance->Config->DefaultModes.c_str());
+ irc::spacesepstream list(ServerInstance->Config->DefaultModes);
+ std::string modeseq;
+ std::string parameter;
- chanrec* Ptr = Instance->FindChan(cname);
+ list.GetToken(modeseq);
- if (!Ptr)
+ for (std::string::iterator n = modeseq.begin(); n != modeseq.end(); ++n)
{
- if (IS_LOCAL(user))
+ ModeHandler* mode = ServerInstance->Modes->FindMode(*n, MODETYPE_CHANNEL);
+ if (mode)
{
- MOD_RESULT = 0;
- FOREACH_RESULT_I(Instance,I_OnUserPreJoin,OnUserPreJoin(user,NULL,cname));
- if (MOD_RESULT == 1)
- return NULL;
- }
+ if (mode->IsPrefixMode())
+ continue;
- /* create a new one */
- Ptr = new chanrec(Instance);
- Instance->chanlist[cname] = Ptr;
-
- strlcpy(Ptr->name, cname,CHANMAX);
- Ptr->modes[CM_TOPICLOCK] = Ptr->modes[CM_NOEXTERNAL] = 1;
- Ptr->created = Instance->Time();
- *Ptr->topic = 0;
- strlcpy(Ptr->setby, user->nick,NICKMAX-1);
- Ptr->topicset = 0;
- Instance->Log(DEBUG,"chanrec::JoinUser(): created: %s",cname);
- /*
- * set created to 2 to indicate user
- * is the first in the channel
- * and should be given ops
- */
- created = 2;
- }
- else
- {
- /* Already on the channel */
- if (Ptr->HasUser(user))
- return NULL;
-
- /*
- * remote users are allowed us to bypass channel modes
- * and bans (used by servers)
- */
- if (IS_LOCAL(user)) /* was a check on fd > -1 */
- {
- MOD_RESULT = 0;
- FOREACH_RESULT_I(Instance,I_OnUserPreJoin,OnUserPreJoin(user,Ptr,cname));
- if (MOD_RESULT == 1)
- {
- return NULL;
- }
- else if (MOD_RESULT == 0)
+ if (mode->NeedsParam(true))
{
- if (*Ptr->key)
- {
- MOD_RESULT = 0;
- FOREACH_RESULT_I(Instance,I_OnCheckKey,OnCheckKey(user, Ptr, key ? key : ""));
- if (!MOD_RESULT)
- {
- if (!key)
- {
- Instance->Log(DEBUG,"chanrec::JoinUser(): no key given in JOIN");
- user->WriteServ("475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
- return NULL;
- }
- else
- {
- if (strcmp(key,Ptr->key))
- {
- Instance->Log(DEBUG,"chanrec::JoinUser(): bad key given in JOIN");
- user->WriteServ("475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
- return NULL;
- }
- }
- }
- }
- if (Ptr->modes[CM_INVITEONLY])
- {
- MOD_RESULT = 0;
- irc::string xname(Ptr->name);
- FOREACH_RESULT_I(Instance,I_OnCheckInvite,OnCheckInvite(user, Ptr));
- if (!MOD_RESULT)
- {
- if (user->IsInvited(xname))
- {
- /* user was invited to channel */
- /* there may be an optional channel NOTICE here */
- }
- else
- {
- user->WriteServ("473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
- return NULL;
- }
- }
- user->RemoveInvite(xname);
- }
- if (Ptr->limit)
- {
- MOD_RESULT = 0;
- FOREACH_RESULT_I(Instance,I_OnCheckLimit,OnCheckLimit(user, Ptr));
- if (!MOD_RESULT)
- {
- if (Ptr->GetUserCounter() >= Ptr->limit)
- {
- user->WriteServ("471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
- return NULL;
- }
- }
- }
- if (Ptr->bans.size())
- {
- MOD_RESULT = 0;
- FOREACH_RESULT_I(Instance,I_OnCheckBan,OnCheckBan(user, Ptr));
- char mask[MAXBUF];
- sprintf(mask,"%s!%s@%s",user->nick, user->ident, user->GetIPString());
- if (!MOD_RESULT)
- {
- for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
- {
- /* This allows CIDR ban matching
- *
- * Full masked host Full unmasked host IP with/without CIDR
- */
- if ((match(user->GetFullHost(),i->data)) || (match(user->GetFullRealHost(),i->data)) || (match(mask, i->data, true)))
- {
- user->WriteServ("474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
- return NULL;
- }
- }
- }
- }
+ list.GetToken(parameter);
+ // If the parameter begins with a ':' then it's invalid
+ if (parameter.c_str()[0] == ':')
+ continue;
}
+ else
+ parameter.clear();
+
+ if ((mode->NeedsParam(true)) && (parameter.empty()))
+ continue;
+
+ mode->OnModeChange(ServerInstance->FakeClient, ServerInstance->FakeClient, this, parameter, true);
}
- else
- {
- Instance->Log(DEBUG,"chanrec::JoinUser(): Overridden checks");
- }
- created = 1;
}
+}
- for (UserChanList::const_iterator index = user->chans.begin(); index != user->chans.end(); index++)
+/*
+ * add a channel to a user, creating the record for it if needed and linking
+ * it to the user record
+ */
+Channel* Channel::JoinUser(LocalUser* user, std::string cname, bool override, const std::string& key)
+{
+ if (user->registered != REG_ALL)
{
- if ((*index)->channel == NULL)
- {
- return chanrec::ForceChan(Instance, Ptr, *index, user, created);
- }
+ ServerInstance->Logs->Log("CHANNELS", LOG_DEBUG, "Attempted to join unregistered user " + user->uuid + " to channel " + cname);
+ return NULL;
}
/*
- * XXX: If the user is an oper here, we can just extend their user->chans vector by one
- * and put the channel in here. Same for remote users which are not bound by
- * the channel limits. Otherwise, nope, youre boned.
+ * 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 <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)) /* was a check on fd < 0 */
+ if (!override)
{
- ucrec* a = new ucrec();
- chanrec* c = chanrec::ForceChan(Instance, Ptr,a,user,created);
- user->chans.push_back(a);
- return c;
- }
- else if (*user->oper)
- {
- /* Oper allows extension up to the OPERMAXCHANS value */
- if (user->chans.size() < OPERMAXCHANS)
+ unsigned int maxchans = user->GetClass()->maxchans;
+ if (!maxchans)
+ maxchans = ServerInstance->Config->MaxChans;
+ if (user->IsOper())
{
- ucrec* a = new ucrec();
- chanrec* c = chanrec::ForceChan(Instance, Ptr,a,user,created);
- user->chans.push_back(a);
- return c;
+ 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;
}
- }
-
- user->WriteServ("405 %s %s :You are on too many channels",user->nick, cname);
-
- if (created == 2)
- {
- Instance->Log(DEBUG,"BLAMMO, Whacking channel.");
- /* Things went seriously pear shaped, so take this away. bwahaha. */
- chan_hash::iterator n = Instance->chanlist.find(cname);
- if (n != Instance->chanlist.end())
+ if (user->chans.size() >= maxchans)
{
- Ptr->DelUser(user);
- DELETE(Ptr);
- Instance->chanlist.erase(n);
- for (unsigned int index =0; index < user->chans.size(); index++)
- {
- if (user->chans[index]->channel == Ptr)
- {
- user->chans[index]->channel = NULL;
- user->chans[index]->uc_modes = 0;
- }
- }
+ user->WriteNumeric(ERR_TOOMANYCHANNELS, cname, "You are on too many channels");
+ return NULL;
}
}
- else
+
+ // Crop channel name if it's too long
+ if (cname.length() > ServerInstance->Config->Limits.ChanMax)
+ cname.resize(ServerInstance->Config->Limits.ChanMax);
+
+ 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)
{
- for (unsigned int index =0; index < user->chans.size(); index++)
+ privs = ServerInstance->Config->DefaultModes.substr(0, ServerInstance->Config->DefaultModes.find(' '));
+
+ if (override == false)
{
- if (user->chans[index]->channel == Ptr)
- {
- user->chans[index]->channel = NULL;
- user->chans[index]->uc_modes = 0;
- }
+ // 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, privs, key));
+ if (MOD_RESULT == MOD_RES_DENY)
+ return NULL; // A module wasn't happy with the join, abort
}
- }
- return NULL;
-}
-chanrec* chanrec::ForceChan(InspIRCd* Instance, chanrec* Ptr,ucrec *a,userrec* user, int created)
-{
- if (created == 2)
- {
- /* first user in is given ops */
- a->uc_modes = UCMODE_OP;
- Ptr->AddOppedUser(user);
- Ptr->SetPrefix(user, '@', OP_VALUE, true);
+ chan = new Channel(cname, ServerInstance->Time());
+ // Set the default modes on the channel (<options:defaultmodes>)
+ chan->SetDefaultModes();
}
else
{
- a->uc_modes = 0;
- }
-
- a->channel = Ptr;
- Ptr->AddUser(user);
- Ptr->WriteChannel(user,"JOIN :%s",Ptr->name);
+ /* Already on the channel */
+ if (chan->HasUser(user))
+ return NULL;
- /* Major improvement by Brain - we dont need to be calculating all this pointlessly for remote users */
- if (IS_LOCAL(user))
- {
- if (Ptr->topicset)
+ if (override == false)
{
- 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);
- }
- Ptr->UserList(user);
- }
- FOREACH_MOD_I(Instance,I_OnUserJoin,OnUserJoin(user,Ptr));
- return Ptr;
-}
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnUserPreJoin, MOD_RESULT, (user, chan, cname, privs, key));
-/* chanrec::PartUser
- * remove a channel from a users record, and remove the record from the hash
- * if the channel has become empty
- */
-long chanrec::PartUser(userrec *user, const char* reason)
-{
- if (!user)
- return this->GetUserCounter();
+ // 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;
- for (unsigned int i =0; i < user->chans.size(); i++)
- {
- /* zap it from the channel list of the user */
- if (user->chans[i]->channel == this)
- {
- if (reason)
+ // 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)
{
- FOREACH_MOD(I_OnUserPart,OnUserPart(user, this, reason));
- this->WriteChannel(user, "PART %s :%s", this->name, reason);
- }
- else
- {
- FOREACH_MOD(I_OnUserPart,OnUserPart(user, this, ""));
- this->WriteChannel(user, "PART :%s", this->name);
+ if (chan->IsBanned(user))
+ {
+ user->WriteNumeric(ERR_BANNEDFROMCHAN, chan->name, "Cannot join channel (you're banned)");
+ return NULL;
+ }
}
- user->chans[i]->uc_modes = 0;
- user->chans[i]->channel = NULL;
- this->RemoveAllPrefixes(user);
- break;
- }
- }
-
- if (!this->DelUser(user)) /* if there are no users left on the channel... */
- {
- chan_hash::iterator iter = ServerInstance->chanlist.find(this->name);
- /* kill the record */
- if (iter != ServerInstance->chanlist.end())
- {
- ServerInstance->Log(DEBUG,"del_channel: destroyed: %s", this->name);
- FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(this));
- ServerInstance->chanlist.erase(iter);
}
- return 0;
}
- return this->GetUserCounter();
+ // 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;
}
-long chanrec::ServerKickUser(userrec* user, const char* reason, bool triggerevents)
+Membership* Channel::ForceJoin(User* user, const std::string* privs, bool bursting, bool created_by_local)
{
- if (!user || !reason)
- return this->GetUserCounter();
-
- if (IS_LOCAL(user))
+ if (IS_SERVER(user))
{
- if (!this->HasUser(user))
- {
- /* Not on channel */
- return this->GetUserCounter();
- }
+ ServerInstance->Logs->Log("CHANNELS", LOG_DEBUG, "Attempted to join server user " + user->uuid + " to channel " + this->name);
+ return NULL;
}
- if (triggerevents)
- {
- FOREACH_MOD(I_OnUserKick,OnUserKick(NULL,user,this,reason));
- }
+ Membership* memb = this->AddUser(user);
+ if (!memb)
+ return NULL; // Already on the channel
- for (unsigned int i =0; i < user->chans.size(); i++)
- {
- if (user->chans[i]->channel == this)
- {
- this->WriteChannelWithServ(ServerInstance->Config->ServerName, "KICK %s %s :%s", this->name, user->nick, reason);
- user->chans[i]->uc_modes = 0;
- user->chans[i]->channel = NULL;
- this->RemoveAllPrefixes(user);
- break;
- }
- }
+ user->chans.push_front(memb);
- if (!this->DelUser(user))
+ if (privs)
{
- chan_hash::iterator iter = ServerInstance->chanlist.find(this->name);
- /* kill the record */
- if (iter != ServerInstance->chanlist.end())
+ // 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)
{
- FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(this));
- ServerInstance->chanlist.erase(iter);
+ 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);
+ }
}
- return 0;
}
- return this->GetUserCounter();
+ // 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(OnUserJoin, (memb, bursting, created_by_local, except_list));
+
+ ClientProtocol::Events::Join joinevent(memb);
+ this->Write(joinevent, 0, except_list);
+
+ FOREACH_MOD(OnPostJoin, (memb));
+ return memb;
}
-long chanrec::KickUser(userrec *src, userrec *user, const char* reason)
+bool Channel::IsBanned(User* user)
{
- if (!src || !user || !reason)
- return this->GetUserCounter();
+ ModResult result;
+ FIRST_MOD_RESULT(OnCheckChannelBan, result, (user, this));
- if (IS_LOCAL(src))
- {
- if (!this->HasUser(user))
- {
- src->WriteServ("441 %s %s %s :They are not on that channel",src->nick, user->nick, this->name);
- 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);
- return this->GetUserCounter();
- }
- int MOD_RESULT = 0;
-
- if (!ServerInstance->ULine(src->server))
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnUserPreKick,OnUserPreKick(src,user,this,reason));
- if (MOD_RESULT == 1)
- return this->GetUserCounter();
- }
- /* Set to -1 by OnUserPreKick if explicit allow was set */
- if (MOD_RESULT != -1)
- {
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(src,user,this,AC_KICK));
- if ((MOD_RESULT == ACR_DENY) && (!ServerInstance->ULine(src->server)))
- return this->GetUserCounter();
-
- if ((MOD_RESULT == ACR_DEFAULT) || (!ServerInstance->ULine(src->server)))
- {
- int them = this->GetStatus(src);
- int us = this->GetStatus(user);
- if ((them < STATUS_HOP) || (them < us))
- {
- if (them == STATUS_HOP)
- {
- src->WriteServ("482 %s %s :You must be a channel operator",src->nick, this->name);
- }
- else
- {
- src->WriteServ("482 %s %s :You must be at least a half-operator",src->nick, this->name);
- }
- return this->GetUserCounter();
- }
- }
- }
- }
+ if (result != MOD_RES_PASSTHRU)
+ return (result == MOD_RES_DENY);
- FOREACH_MOD(I_OnUserKick,OnUserKick(src,user,this,reason));
-
- for (UserChanList::const_iterator i = user->chans.begin(); i != user->chans.end(); i++)
- {
- /* zap it from the channel list of the user */
- if ((*i)->channel == this)
- {
- this->WriteChannel(src, "KICK %s %s :%s", this->name, user->nick, reason);
- (*i)->uc_modes = 0;
- (*i)->channel = NULL;
- this->RemoveAllPrefixes(user);
- break;
- }
- }
+ ListModeBase* banlm = static_cast<ListModeBase*>(*ban);
+ if (!banlm)
+ return false;
- if (!this->DelUser(user))
- /* if there are no users left on the channel */
+ const ListModeBase::ModeList* bans = banlm->GetList(this);
+ if (bans)
{
- chan_hash::iterator iter = ServerInstance->chanlist.find(this->name);
-
- /* kill the record */
- if (iter != ServerInstance->chanlist.end())
+ for (ListModeBase::ModeList::const_iterator it = bans->begin(); it != bans->end(); it++)
{
- FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(this));
- ServerInstance->chanlist.erase(iter);
+ if (CheckBan(user, it->mask))
+ return true;
}
- return 0;
}
-
- return this->GetUserCounter();
+ return false;
}
-void chanrec::WriteChannel(userrec* user, char* text, ...)
+bool Channel::CheckBan(User* user, const std::string& mask)
{
- char textbuffer[MAXBUF];
- va_list argsPtr;
+ ModResult result;
+ FIRST_MOD_RESULT(OnCheckBan, result, (user, this, mask));
+ if (result != MOD_RES_PASSTHRU)
+ return (result == MOD_RES_DENY);
- if (!user || !text)
- return;
+ // extbans were handled above, if this is one it obviously didn't match
+ if ((mask.length() <= 2) || (mask[1] == ':'))
+ return false;
- va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
+ std::string::size_type at = mask.find('@');
+ if (at == std::string::npos)
+ return false;
- this->WriteChannel(user, std::string(textbuffer));
+ const std::string nickIdent = user->nick + "!" + user->ident;
+ std::string prefix(mask, 0, at);
+ if (InspIRCd::Match(nickIdent, prefix, 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;
+ }
+ return false;
}
-void chanrec::WriteChannel(userrec* user, const std::string &text)
+ModResult Channel::GetExtBanStatus(User *user, char type)
{
- CUList *ulist = this->GetUsers();
+ ModResult rv;
+ FIRST_MOD_RESULT(OnExtBanCheck, rv, (user, this, type));
+ if (rv != MOD_RES_PASSTHRU)
+ return rv;
- if (!user)
- return;
+ ListModeBase* banlm = static_cast<ListModeBase*>(*ban);
+ if (!banlm)
+ return MOD_RES_PASSTHRU;
- for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
+ const ListModeBase::ModeList* bans = banlm->GetList(this);
+ if (bans)
{
- if (IS_LOCAL(i->second))
- user->WriteTo(i->second,text);
+ for (ListModeBase::ModeList::const_iterator it = bans->begin(); it != bans->end(); ++it)
+ {
+ if (it->mask.length() <= 2 || it->mask[0] != type || it->mask[1] != ':')
+ continue;
+
+ if (CheckBan(user, it->mask.substr(2)))
+ return MOD_RES_DENY;
+ }
}
+ return MOD_RES_PASSTHRU;
}
-void chanrec::WriteChannelWithServ(const char* ServName, const char* text, ...)
+/* Channel::PartUser
+ * Remove a channel from a users record, remove the reference to the Membership object
+ * from the channel and destroy it.
+ */
+bool Channel::PartUser(User* user, std::string& reason)
{
- char textbuffer[MAXBUF];
- va_list argsPtr;
+ MemberMap::iterator membiter = userlist.find(user);
- if (!text)
- return;
+ if (membiter == userlist.end())
+ return false;
- va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
+ Membership* memb = membiter->second;
+ CUList except_list;
+ FOREACH_MOD(OnUserPart, (memb, reason, except_list));
- this->WriteChannelWithServ(ServName, std::string(textbuffer));
-}
+ ClientProtocol::Messages::Part partmsg(memb, reason);
+ Write(ServerInstance->GetRFCEvents().part, partmsg, 0, except_list);
-void chanrec::WriteChannelWithServ(const char* ServName, const std::string &text)
-{
- CUList *ulist = this->GetUsers();
+ // 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);
- for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
- {
- if (IS_LOCAL(i->second))
- i->second->WriteServ(text);
- }
+ return true;
}
-/* write formatted text from a source user to all users on a channel except
- * for the sender (for privmsg etc) */
-void chanrec::WriteAllExceptSender(userrec* user, char status, char* text, ...)
+void Channel::KickUser(User* src, const MemberMap::iterator& victimiter, const std::string& reason)
{
- char textbuffer[MAXBUF];
- va_list argsPtr;
-
- if (!user || !text)
- return;
+ Membership* memb = victimiter->second;
+ CUList except_list;
+ FOREACH_MOD(OnUserKick, (src, memb, reason, except_list));
- va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
+ ClientProtocol::Messages::Kick kickmsg(src, memb, reason);
+ Write(ServerInstance->GetRFCEvents().kick, kickmsg, 0, except_list);
- this->WriteAllExceptSender(user, status, std::string(textbuffer));
+ memb->user->chans.erase(memb);
+ this->DelUser(victimiter);
}
-void chanrec::WriteAllExceptSender(userrec* user, char status, const std::string& text)
+void Channel::Write(ClientProtocol::Event& protoev, char status, const CUList& except_list)
{
- CUList *ulist;
-
- if (!user)
- return;
-
- switch (status)
+ unsigned int minrank = 0;
+ if (status)
{
- case '@':
- ulist = this->GetOppedUsers();
- break;
- case '%':
- ulist = this->GetHalfoppedUsers();
- break;
- case '+':
- ulist = this->GetVoicedUsers();
- break;
- default:
- ulist = this->GetUsers();
- break;
+ PrefixMode* mh = ServerInstance->Modes->FindPrefix(status);
+ if (mh)
+ minrank = mh->GetPrefixRank();
}
-
- for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
+ for (MemberMap::iterator i = userlist.begin(); i != userlist.end(); i++)
{
- if ((IS_LOCAL(i->second)) && (user != i->second))
- i->second->WriteFrom(user,text);
- }
-}
+ 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;
-/*
- * 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 chanrec::CountInvisible()
-{
- int count = 0;
- CUList *ulist= this->GetUsers();
- for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
- {
- if (!(i->second->modes[UM_INVISIBLE]))
- count++;
+ user->Send(protoev);
+ }
}
-
- return count;
}
-char* chanrec::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, chanrec::custom_modes is only 64 elements -- Om */
+ /* 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 = "";
- switch (n)
+ scratch.push_back(n + 65);
+
+ ParamModeBase* pm = mh->IsParameterMode();
+ if (!pm)
+ continue;
+
+ if (pm->IsParameterSecret() && !showsecret)
{
- case CM_KEY:
- extparam = (showkey ? this->key : "<key>");
- break;
- case CM_LIMIT:
- extparam = ConvToStr(this->limit);
- break;
- case CM_NOEXTERNAL:
- case CM_TOPICLOCK:
- case CM_INVITEONLY:
- case CM_MODERATED:
- case CM_SECRET:
- case CM_PRIVATE:
- /* We know these have no parameters */
- break;
- default:
- extparam = this->GetModeParameter(n + 65);
- break;
+ sparam += " <" + pm->name + ">";
}
- if (extparam != "")
+ else
{
- charlcat(sparam,' ',MAXBUF);
- strlcat(sparam,extparam.c_str(),MAXBUF);
+ sparam += ' ';
+ pm->GetParameter(this, sparam);
}
}
}
- /* Null terminate scratch */
- *offset = '\0';
- strlcat(scratch,sparam,MAXBUF);
- return scratch;
+ scratch += sparam;
+ return scratch.c_str();
}
-/* 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 chanrec::UserList(userrec *user)
+void Channel::WriteNotice(const std::string& text, char status)
{
- char list[MAXBUF];
- size_t dlen, curlen;
- int MOD_RESULT = 0;
-
- FOREACH_RESULT(I_OnUserList,OnUserList(user, this));
- ServerInstance->Log(DEBUG,"MOD_RESULT for UserList = %d",MOD_RESULT);
- if (MOD_RESULT == 1)
- return;
-
- ServerInstance->Log(DEBUG,"Using builtin NAMES list generation");
-
- dlen = curlen = snprintf(list,MAXBUF,"353 %s = %s :", user->nick, this->name);
-
- int numusers = 0;
- char* ptr = list + dlen;
-
- CUList *ulist= this->GetUsers();
-
- /* Improvement by Brain - this doesnt change in value, so why was it inside
- * the loop?
- */
- bool has_user = this->HasUser(user);
-
- for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
- {
- if ((!has_user) && (i->second->modes[UM_INVISIBLE]))
- {
- /*
- * user is +i, and source not on the channel, does not show
- * nick in NAMES list
- */
- continue;
- }
-
- size_t ptrlen = snprintf(ptr, MAXBUF, "%s%s ", this->GetPrefixChar(i->second), i->second->nick);
-
- curlen += ptrlen;
- ptr += ptrlen;
-
- numusers++;
-
- if (curlen > (480-NICKMAX))
- {
- /* list overflowed into multiple numerics */
- user->WriteServ(list);
-
- /* reset our lengths */
- dlen = curlen = snprintf(list,MAXBUF,"353 %s = %s :", user->nick, this->name);
- ptr = list + dlen;
-
- ptrlen = 0;
- numusers = 0;
- }
- }
-
- /* if whats left in the list isnt empty, send it */
- if (numusers)
- {
- user->WriteServ(list);
- }
-
- user->WriteServ("366 %s %s :End of /NAMES list.", user->nick, this->name);
+ ClientProtocol::Messages::Privmsg privmsg(ClientProtocol::Messages::Privmsg::nocopy, ServerInstance->FakeClient, this, text, MSG_NOTICE, status);
+ Write(ServerInstance->GetRFCEvents().privmsg, privmsg);
}
-long chanrec::GetMaxBans()
+void Channel::WriteRemoteNotice(const std::string& text, char status)
{
- std::string x;
- for (std::map<std::string,int>::iterator n = ServerInstance->Config->maxbans.begin(); n != ServerInstance->Config->maxbans.end(); n++)
- {
- x = n->first;
- if (match(this->name,x.c_str()))
- {
- return n->second;
- }
- }
- return 64;
+ 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* chanrec::GetPrefixChar(userrec *user)
+char Membership::GetPrefixChar() const
{
- static char px[2];
- unsigned int mx = 0;
+ char pf = 0;
+ unsigned int bestrank = 0;
- *px = 0;
- *(px+1) = 0;
-
- prefixlist::iterator n = prefixes.find(user);
- if (n != prefixes.end())
+ for (std::string::const_iterator i = modes.begin(); i != modes.end(); ++i)
{
- for (std::vector<prefixtype>::iterator x = n->second.begin(); x != n->second.end(); x++)
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(*i);
+ if (mh && mh->GetPrefixRank() > bestrank && mh->GetPrefix())
{
- if (x->second > mx)
- {
- *px = x->first;
- mx = x->second;
- }
+ bestrank = mh->GetPrefixRank();
+ pf = mh->GetPrefix();
}
}
-
- return px;
+ return pf;
}
-const char* chanrec::GetAllPrefixChars(userrec* user)
+unsigned int Membership::getRank()
{
- static char prefix[MAXBUF];
- int ctr = 0;
- *prefix = 0;
-
- /* Cheat and always put the highest first.
- * This fixes a NASTY ass-umption in xchat.
- */
- const char* first = this->GetPrefixChar(user);
- if (*first)
- prefix[ctr++] = *first;
-
- prefixlist::iterator n = prefixes.find(user);
- if (n != prefixes.end())
+ char mchar = modes.c_str()[0];
+ unsigned int rv = 0;
+ if (mchar)
{
- for (std::vector<prefixtype>::iterator x = n->second.begin(); x != n->second.end(); x++)
- {
- if (x->first != *first)
- prefix[ctr++] = x->first;
- }
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(mchar);
+ if (mh)
+ rv = mh->GetPrefixRank();
}
-
- prefix[ctr] = 0;
-
- return prefix;
+ return rv;
}
-unsigned int chanrec::GetPrefixValue(userrec* user)
+std::string Membership::GetAllPrefixChars() const
{
- unsigned int mx = 0;
-
- prefixlist::iterator n = prefixes.find(user);
- if (n != prefixes.end())
+ std::string ret;
+ for (std::string::const_iterator i = modes.begin(); i != modes.end(); ++i)
{
- for (std::vector<prefixtype>::iterator x = n->second.begin(); x != n->second.end(); x++)
- {
- if (x->second > mx)
- mx = x->second;
- }
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(*i);
+ if (mh && mh->GetPrefix())
+ ret.push_back(mh->GetPrefix());
}
- return mx;
+ return ret;
}
-
-int chanrec::GetStatusFlags(userrec *user)
+unsigned int Channel::GetPrefixValue(User* user)
{
- for (std::vector<ucrec*>::const_iterator i = user->chans.begin(); i != user->chans.end(); i++)
- {
- if ((*i)->channel == this)
- {
- return (*i)->uc_modes;
- }
- }
- return 0;
+ MemberMap::iterator m = userlist.find(user);
+ if (m == userlist.end())
+ return 0;
+ return m->second->getRank();
}
-
-int chanrec::GetStatus(userrec *user)
+bool Membership::SetPrefix(PrefixMode* delta_mh, bool adding)
{
- if (ServerInstance->ULine(user->server))
- return STATUS_OP;
-
- for (std::vector<ucrec*>::const_iterator i = user->chans.begin(); i != user->chans.end(); i++)
+ char prefix = delta_mh->GetModeChar();
+ for (unsigned int i = 0; i < modes.length(); i++)
{
- if ((*i)->channel == this)
+ char mchar = modes[i];
+ PrefixMode* mh = ServerInstance->Modes->FindPrefixMode(mchar);
+ if (mh && mh->GetPrefixRank() <= delta_mh->GetPrefixRank())
{
- if (((*i)->uc_modes & UCMODE_OP) > 0)
- {
- return STATUS_OP;
- }
- if (((*i)->uc_modes & UCMODE_HOP) > 0)
- {
- return STATUS_HOP;
- }
- if (((*i)->uc_modes & UCMODE_VOICE) > 0)
- {
- return STATUS_VOICE;
- }
- return STATUS_NORMAL;
+ modes = modes.substr(0,i) +
+ (adding ? std::string(1, prefix) : "") +
+ modes.substr(mchar == prefix ? i+1 : i);
+ return adding != (mchar == prefix);
}
}
- return STATUS_NORMAL;
-}
-
-void chanrec::SetPrefix(userrec* user, char prefix, unsigned int prefix_value, bool adding)
-{
- prefixlist::iterator n = prefixes.find(user);
- prefixtype pfx = std::make_pair(prefix,prefix_value);
if (adding)
- {
- if (n != prefixes.end())
- {
- if (std::find(n->second.begin(), n->second.end(), pfx) == n->second.end())
- {
- n->second.push_back(pfx);
- }
- }
- else
- {
- pfxcontainer one;
- one.push_back(pfx);
- prefixes.insert(std::make_pair<userrec*,pfxcontainer>(user, one));
- }
- }
- else
- {
- if (n != prefixes.end())
- {
- pfxcontainer::iterator x = std::find(n->second.begin(), n->second.end(), pfx);
- if (x != n->second.end())
- n->second.erase(x);
- }
- }
+ modes.push_back(prefix);
+ return adding;
}
-void chanrec::RemoveAllPrefixes(userrec* user)
+
+void Membership::WriteNotice(const std::string& text) const
{
- prefixlist::iterator n = prefixes.find(user);
- if (n != prefixes.end())
- prefixes.erase(n);
-}
+ LocalUser* const localuser = IS_LOCAL(user);
+ if (!localuser)
+ return;
+ 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