virtual void OnBuildExemptList(MessageType message_type, Channel* chan, User* sender, char status, CUList &exempt_list, const std::string &text)
{
int public_silence = (message_type == MSG_PRIVMSG ? SILENCE_CHANNEL : SILENCE_CNOTICE);
CUList *ulist;
switch (status)
{
case '@':
ulist = chan->GetOppedUsers();
break;
case '%':
ulist = chan->GetHalfoppedUsers();
break;
case '+':
ulist = chan->GetVoicedUsers();
break;
default:
ulist = chan->GetUsers();
break;
}
for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
{
if (IS_LOCAL(i->first))
{
if (MatchPattern(i->first, sender, public_silence) == 1)
{
exempt_list[i->first] = i->first->nick;
}
}
}
}
void UserManager::RemoveCloneCounts(User *user)
{
if (IS_LOCAL(user))
{
clonemap::iterator x = local_clones.find(user->GetCIDRMask());
if (x != local_clones.end())
{
x->second--;
if (!x->second)
{
local_clones.erase(x);
}
}
}
clonemap::iterator y = global_clones.find(user->GetCIDRMask());
if (y != global_clones.end())
{
y->second--;
if (!y->second)
{
global_clones.erase(y);
}
}
}
static bool checkHoplimit(MacInfo_t *info)
{
if (IS_LOCAL(info)) return true; // only for forwarding
if (!info->hoplimit) return true; // hoplimit is optional
if (--info->hoplimit) return true; // shold be larger than zero after decrement
return false;
}
void ModuleSpanningTree::OnUserJoin(userrec* user, chanrec* channel, bool &silent)
{
// Only do this for local users
if (IS_LOCAL(user))
{
if (channel->GetUserCounter() == 1)
{
std::deque<std::string> params;
// set up their permissions and the channel TS with FJOIN.
// All users are FJOINed now, because a module may specify
// new joining permissions for the user.
params.push_back(channel->name);
params.push_back(ConvToStr(channel->age));
params.push_back(std::string(channel->GetAllPrefixChars(user))+","+std::string(user->nick));
Utils->DoOneToMany(ServerInstance->Config->ServerName,"FJOIN",params);
/* First user in, sync the modes for the channel */
params.pop_back();
params.push_back(channel->ChanModes(true));
Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",params);
}
else
{
std::deque<std::string> params;
params.push_back(channel->name);
params.push_back(ConvToStr(channel->age));
Utils->DoOneToMany(user->nick,"JOIN",params);
}
}
}
/** Because Andy insists that services-compatible servers must
* implement SVSNICK and SVSJOIN, that's exactly what we do :p
*/
bool TreeSocket::ForceNick(const std::string &prefix, std::deque<std::string> ¶ms)
{
if (params.size() < 3)
return true;
User* u = this->ServerInstance->FindNick(params[0]);
if (u)
{
Utils->DoOneToAllButSender(prefix,"SVSNICK",params,prefix);
if (IS_LOCAL(u))
{
std::deque<std::string> par;
par.push_back(params[1]);
if (!u->ForceNickChange(params[1].c_str()))
{
/* buh. UID them */
if (!u->ForceNickChange(u->uuid.c_str()))
{
this->ServerInstance->Users->QuitUser(u, "Nickname collision");
return true;
}
}
u->age = atoi(params[2].c_str());
}
}
return true;
}
int ModuleSpanningTree::HandleSquit(const char** parameters, int pcnt, userrec* user)
{
TreeServer* s = Utils->FindServerMask(parameters[0]);
if (s)
{
if (s == Utils->TreeRoot)
{
user->WriteServ("NOTICE %s :*** SQUIT: Foolish mortal, you cannot make a server SQUIT itself! (%s matches local server name)",user->nick,parameters[0]);
return 1;
}
TreeSocket* sock = s->GetSocket();
if (sock)
{
ServerInstance->SNO->WriteToSnoMask('l',"SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
sock->Squit(s,std::string("Server quit by ") + user->GetFullRealHost());
ServerInstance->SE->DelFd(sock);
sock->Close();
}
else
{
if (IS_LOCAL(user))
user->WriteServ("NOTICE %s :*** WARNING: Using SQUIT to split remote servers is deprecated. Please use RSQUIT instead.",user->nick);
}
}
else
{
user->WriteServ("NOTICE %s :*** SQUIT: The server \002%s\002 does not exist on the network.",user->nick,parameters[0]);
}
return 1;
}
void Snomask::SendMessage(const std::string &message)
{
if (message != LastMessage)
{
this->Flush();
LastMessage = message;
std::string desc = this->Description;
int MOD_RESULT = 0;
char mysnomask = MySnomask;
ServerInstance->Logs->Log("snomask", DEFAULT, "%s: %s", desc.c_str(), message.c_str());
FOREACH_RESULT(I_OnSendSnotice, OnSendSnotice(mysnomask, desc, message));
LastBlocked = (MOD_RESULT == 1); // 1 blocks the message
if (!LastBlocked)
{
/* Only opers can receive snotices, so we iterate the oper list */
std::list<User*>::iterator i = ServerInstance->Users->all_opers.begin();
while (i != ServerInstance->Users->all_opers.end())
{
User* a = *i;
if (IS_LOCAL(a) && a->IsModeSet('s') && a->IsNoticeMaskSet(mysnomask) && !a->quitting)
{
a->WriteServ("NOTICE %s :*** %s: %s", a->nick.c_str(), desc.c_str(), message.c_str());
}
i++;
}
}
}
Count++;
}
void ModuleSpanningTree::OnMode(userrec* user, void* dest, int target_type, const std::string &text)
{
if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
{
std::deque<std::string> params;
std::string command;
if (target_type == TYPE_USER)
{
userrec* u = (userrec*)dest;
params.push_back(u->nick);
params.push_back(text);
command = "MODE";
}
else
{
chanrec* c = (chanrec*)dest;
params.push_back(c->name);
params.push_back(ConvToStr(c->age));
params.push_back(text);
command = "FMODE";
}
Utils->DoOneToMany(user->nick, command, params);
}
}
CmdResult Handle (const std::vector<std::string>& parameters, User *user)
{
User* dest = ServerInstance->FindNick(parameters[0]);
if ((dest) && (dest->registered == REG_ALL))
{
if (dest->server->IsULine())
{
user->WriteNumeric(ERR_NOPRIVILEGES, ":Cannot use an SA command on a u-lined client");
return CMD_FAILURE;
}
if (IS_LOCAL(user) && !ServerInstance->IsChannel(parameters[1]))
{
/* we didn't need to check this for each character ;) */
user->WriteNotice("*** Invalid characters in channel name or name too long");
return CMD_FAILURE;
}
/* For local users, we call Channel::JoinUser which may create a channel and set its TS.
* For non-local users, we just return CMD_SUCCESS, knowing this will propagate it where it needs to be
* and then that server will handle the command.
*/
LocalUser* localuser = IS_LOCAL(dest);
if (localuser)
{
Channel* n = Channel::JoinUser(localuser, parameters[1], true);
if (n && n->HasUser(dest))
{
ServerInstance->SNO->WriteGlobalSno('a', user->nick+" used SAJOIN to make "+dest->nick+" join "+parameters[1]);
return CMD_SUCCESS;
}
else
{
user->WriteNotice("*** Could not join "+dest->nick+" to "+parameters[1]);
return CMD_FAILURE;
}
}
else
{
return CMD_SUCCESS;
}
}
else
{
user->WriteNotice("*** No such nickname "+parameters[0]);
return CMD_FAILURE;
}
}
void ModuleSpanningTree::OnUserNotice(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
{
if (target_type == TYPE_USER)
{
userrec* d = (userrec*)dest;
if ((d->GetFd() < 0) && (IS_LOCAL(user)))
{
std::deque<std::string> params;
params.clear();
params.push_back(d->nick);
params.push_back(":"+text);
Utils->DoOneToOne(user->nick,"NOTICE",params,d->server);
}
}
else if (target_type == TYPE_CHANNEL)
{
if (IS_LOCAL(user))
{
chanrec *c = (chanrec*)dest;
if (c)
{
std::string cname = c->name;
if (status)
cname = status + cname;
TreeServerList list;
Utils->GetListOfServersForChannel(c,list,status,exempt_list);
for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
{
TreeSocket* Sock = i->second->GetSocket();
if (Sock)
Sock->WriteLine(":"+std::string(user->nick)+" NOTICE "+cname+" :"+text);
}
}
}
}
else if (target_type == TYPE_SERVER)
{
if (IS_LOCAL(user))
{
char* target = (char*)dest;
std::deque<std::string> par;
par.push_back(target);
par.push_back(":"+text);
Utils->DoOneToMany(user->nick,"NOTICE",par);
}
}
}
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
if (adding)
{
if (IS_LOCAL(source))
{
if (!ServerInstance->IsChannel(parameter))
{
source->WriteNumeric(ERR_NOSUCHCHANNEL, "%s :Invalid channel name", parameter.c_str());
return MODEACTION_DENY;
}
}
if (IS_LOCAL(source) && !source->IsOper())
{
Channel* c = ServerInstance->FindChan(parameter);
if (!c)
{
source->WriteNumeric(690, ":Target channel %s must exist to be set as a redirect.",parameter.c_str());
return MODEACTION_DENY;
}
else if (c->GetPrefixValue(source) < OP_VALUE)
{
source->WriteNumeric(690, ":You must be opped on %s to set it as a redirect.",parameter.c_str());
return MODEACTION_DENY;
}
}
if (channel->GetModeParameter(this) == parameter)
return MODEACTION_DENY;
/*
* We used to do some checking for circular +L here, but there is no real need for this any more especially as we
* now catch +L looping in PreJoin. Remove it, since O(n) logic makes me sad, and we catch it anyway. :) -- w00t
*/
return MODEACTION_ALLOW;
}
else
{
if (channel->IsModeSet(this))
{
return MODEACTION_ALLOW;
}
}
return MODEACTION_DENY;
}
RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
{
if (IS_LOCAL(user))
// This is handled by the OnUserMessage hook to split the LoopCall pieces
return ROUTE_LOCALONLY;
else
return ROUTE_MESSAGE(parameters[0]);
}
virtual void OnUserPart(Membership* memb, std::string &partmessage, CUList& excepts)
{
if (!IS_LOCAL(memb->user))
return;
if (memb->chan->GetExtBanStatus(memb->user, 'p') == MOD_RES_DENY)
partmessage.clear();
}
// :kenny.chatspike.net 320 Om Epy|AFK :is a Secure Connection
virtual void OnWhois(userrec* source, userrec* dest)
{
// Bugfix, only send this numeric for *our* SSL users
if(dest->GetExt("ssl", dummy) || (IS_LOCAL(dest) && isin(dest->GetPort(), listenports)))
{
source->WriteServ("320 %s %s :is using a secure connection", source->nick, dest->nick);
}
}
void ModuleSpanningTree::OnPostTopicChange(User* user, Channel* chan, const std::string &topic)
{
// Drop remote events on the floor.
if (!IS_LOCAL(user))
return;
CommandFTopic::Builder(user, chan).Broadcast();
}
bool User::ChangeName(const std::string& gecos)
{
if (!this->fullname.compare(gecos))
return true;
if (IS_LOCAL(this))
{
ModResult MOD_RESULT;
FIRST_MOD_RESULT(OnChangeLocalUserGECOS, MOD_RESULT, (IS_LOCAL(this),gecos));
if (MOD_RESULT == MOD_RES_DENY)
return false;
FOREACH_MOD(OnChangeName, (this,gecos));
}
this->fullname.assign(gecos, 0, ServerInstance->Config->Limits.MaxGecos);
return true;
}
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
if (adding)
{
std::string::size_type colon = parameter.find(':');
if (colon == std::string::npos)
return MODEACTION_DENY;
std::string duration = parameter.substr(colon+1);
if ((IS_LOCAL(source)) && ((duration.length() > 10) || (!IsValidDuration(duration))))
return MODEACTION_DENY;
unsigned int len = ConvToInt(parameter.substr(0, colon));
int time = InspIRCd::Duration(duration);
if (len == 0 || time < 0)
return MODEACTION_DENY;
if (len > maxlines && IS_LOCAL(source))
return MODEACTION_DENY;
if (len > maxlines)
len = maxlines;
if (parameter == channel->GetModeParameter(this))
return MODEACTION_DENY;
HistoryList* history = ext.get(channel);
if (history)
{
// Shrink the list if the new line number limit is lower than the old one
if (len < history->lines.size())
history->lines.erase(history->lines.begin(), history->lines.begin() + (history->lines.size() - len));
history->maxlen = len;
history->maxtime = time;
}
else
{
ext.set(channel, new HistoryList(len, time));
}
}
else
{
if (!channel->IsModeSet(this))
return MODEACTION_DENY;
ext.unset(channel);
}
return MODEACTION_ALLOW;
}
/** Handle /MODULES
*/
CmdResult CommandModules::Handle(User* user, const Params& parameters)
{
// Don't ask remote servers about their modules unless the local user asking is an oper
// 2.0 asks anyway, so let's handle that the same way
bool for_us = (parameters.empty() || irc::equals(parameters[0], ServerInstance->Config->ServerName));
if ((!for_us) || (!IS_LOCAL(user)))
{
if (!user->IsOper())
{
user->WriteNotice("*** You cannot check what modules other servers have loaded.");
return CMD_FAILURE;
}
// From an oper and not for us, forward
if (!for_us)
return CMD_SUCCESS;
}
const ModuleManager::ModuleMap& mods = ServerInstance->Modules.GetModules();
for (ModuleManager::ModuleMap::const_iterator i = mods.begin(); i != mods.end(); ++i)
{
Module* m = i->second;
Version V = m->GetVersion();
if (IS_LOCAL(user) && user->HasPrivPermission("servers/auspex"))
{
std::string flags("VCO");
size_t pos = 0;
for (int mult = 2; mult <= VF_OPTCOMMON; mult *= 2, ++pos)
if (!(V.Flags & mult))
flags[pos] = '-';
std::string srcrev = m->ModuleDLLManager->GetVersion();
user->WriteRemoteNumeric(RPL_MODLIST, m->ModuleSourceFile, srcrev.empty() ? "*" : srcrev, flags, V.description);
}
else
{
user->WriteRemoteNumeric(RPL_MODLIST, m->ModuleSourceFile, '*', '*', V.description);
}
}
user->WriteRemoteNumeric(RPL_ENDOFMODLIST, "End of MODULES list");
return CMD_SUCCESS;
}
bool Matches(User *u)
{
LocalUser* lu = IS_LOCAL(u);
if (lu && lu->exempt)
return false;
std::string compare = u->nick + "!" + u->ident + "@" + u->host + " " + u->fullname;
return regex->Matches(compare);
}
virtual void OnPostOper(userrec* user, const std::string &opertype)
{
if (!IS_LOCAL(user))
return;
for(std::vector<std::string>::iterator it = operChans.begin(); it != operChans.end(); it++)
if (ServerInstance->IsChannel(it->c_str()))
chanrec::JoinUser(ServerInstance, user, it->c_str(), false, "", ServerInstance->Time(true));
}
void ModuleSpanningTree::OnOper(User* user, const std::string &opertype)
{
if (user->registered != REG_ALL || !IS_LOCAL(user))
return;
// Note: The protocol does not allow direct umode +o;
// sending OPERTYPE infers +o modechange locally.
CommandOpertype::Builder(user).Broadcast();
}
void ModuleSpanningTree::OnCancelAway(userrec* user)
{
if (IS_LOCAL(user))
{
std::deque<std::string> params;
params.clear();
Utils->DoOneToMany(user->nick,"AWAY",params);
}
}
CmdResult Handle (const char** parameters, int pcnt, userrec *user)
{
userrec* dest = ServerInstance->FindNick(parameters[0]);
if (dest)
{
if (ServerInstance->ULine(dest->server))
{
user->WriteServ("990 %s :Cannot use an SA command on a u-lined client",user->nick);
return CMD_FAILURE;
}
if (!ServerInstance->IsChannel(parameters[1]))
{
/* we didn't need to check this for each character ;) */
user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Invalid characters in channel name");
return CMD_FAILURE;
}
/* For local users, we send the JoinUser which may create a channel and set its TS.
* For non-local users, we just return CMD_SUCCESS, knowing this will propogate it where it needs to be
* and then that server will generate the users JOIN or FJOIN instead.
*/
if (IS_LOCAL(dest))
{
chanrec::JoinUser(ServerInstance, dest, parameters[1], true, "", ServerInstance->Time(true));
/* Fix for dotslasher and w00t - if the join didnt succeed, return CMD_FAILURE so that it doesnt propogate */
chanrec* n = ServerInstance->FindChan(parameters[1]);
if (n)
{
if (n->HasUser(dest))
{
ServerInstance->WriteOpers("*** "+std::string(user->nick)+" used SAJOIN to make "+std::string(dest->nick)+" join "+parameters[1]);
return CMD_SUCCESS;
}
else
{
user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Could not join "+std::string(dest->nick)+" to "+parameters[1]+" (User is probably banned, or blocking modes)");
return CMD_FAILURE;
}
}
else
{
user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Could not join "+std::string(dest->nick)+" to "+parameters[1]);
return CMD_FAILURE;
}
}
else
{
ServerInstance->WriteOpers("*** "+std::string(user->nick)+" sent remote SAJOIN to make "+std::string(dest->nick)+" join "+parameters[1]);
return CMD_SUCCESS;
}
}
else
{
user->WriteServ("NOTICE "+std::string(user->nick)+" :*** No such nickname "+parameters[0]);
return CMD_FAILURE;
}
}
void ModuleSpanningTree::OnWallops(User* user, const std::string &text)
{
if (IS_LOCAL(user))
{
std::deque<std::string> params;
params.push_back(":"+text);
Utils->DoOneToMany(user->uuid,"WALLOPS",params);
}
}
void OnChangeIdent(User* user, const std::string& ident)
{
if (IS_LOCAL(user) && ext.get(user) == NULL)
{
ServerInstance->Logs->Log("m_identmeta", DEBUG, "Setting ident metadata of %s to %s.",
user->nick.c_str(), ident.c_str());
ext.set(user, ident);
}
}
void cmd_kill::Handle (const char** parameters, int pcnt, userrec *user)
{
userrec *u = ServerInstance->FindNick(parameters[0]);
char killreason[MAXBUF];
int MOD_RESULT = 0;
ServerInstance->Log(DEBUG,"kill: %s %s", parameters[0], parameters[1]);
if (u)
{
ServerInstance->Log(DEBUG, "into kill mechanism");
FOREACH_RESULT(I_OnKill, OnKill(user, u, parameters[1]));
if (MOD_RESULT)
{
ServerInstance->Log(DEBUG, "A module prevented the kill with result %d", MOD_RESULT);
return;
}
if (!IS_LOCAL(u))
{
// remote kill
ServerInstance->WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)", user->nick, u->nick, u->ident, u->host, parameters[1]);
snprintf(killreason, MAXQUIT,"[%s] Killed (%s (%s))", ServerInstance->Config->ServerName, user->nick, parameters[1]);
u->WriteCommonExcept("QUIT :%s", killreason);
FOREACH_MOD(I_OnRemoteKill, OnRemoteKill(user, u, killreason));
user_hash::iterator iter = ServerInstance->clientlist.find(u->nick);
if (iter != ServerInstance->clientlist.end())
{
ServerInstance->Log(DEBUG,"deleting user hash value %d", iter->second);
ServerInstance->clientlist.erase(iter);
}
if (u->registered == REG_ALL)
{
u->PurgeEmptyChannels();
}
DELETE(u);
}
else
{
// local kill
ServerInstance->Log(DEFAULT,"LOCAL KILL: %s :%s!%s!%s (%s)", u->nick, ServerInstance->Config->ServerName, user->dhost, user->nick, parameters[1]);
user->WriteTo(u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerInstance->Config->ServerName, user->dhost, user->nick, parameters[1]);
ServerInstance->WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)", user->nick, u->nick, u->ident, u->host, parameters[1]);
snprintf(killreason,MAXQUIT,"Killed (%s (%s))", user->nick, parameters[1]);
userrec::QuitUser(ServerInstance, u, killreason);
}
}
else
{
user->WriteServ( "401 %s %s :No such nick/channel", user->nick, parameters[0]);
}
}
virtual void OnPostConnect(User* user)
{
if (!IS_LOCAL(user))
return;
for(std::vector<std::string>::iterator it = Joinchans.begin(); it != Joinchans.end(); it++)
if (ServerInstance->IsChannel(it->c_str(), ServerInstance->Config->Limits.ChanMax))
Channel::JoinUser(ServerInstance, user, it->c_str(), false, "", false, ServerInstance->Time());
}
static void BuildExcept(Membership* memb, CUList& excepts)
{
const UserMembList* users = memb->chan->GetUsers();
for(UserMembCIter i = users->begin(); i != users->end(); i++)
{
if (IS_LOCAL(i->first) && i->first->HasPrivPermission("invisible/see"))
excepts.insert(i->first);
}
}
void ModuleSpanningTree::OnSetAway(userrec* user)
{
if (IS_LOCAL(user))
{
std::deque<std::string> params;
params.push_back(":"+std::string(user->awaymsg));
Utils->DoOneToMany(user->nick,"AWAY",params);
}
}
// note: the protocol does not allow direct umode +o except
// via NICK with 8 params. sending OPERTYPE infers +o modechange
// locally.
void ModuleSpanningTree::OnOper(User* user, const std::string &opertype)
{
if (IS_LOCAL(user))
{
std::deque<std::string> params;
params.push_back(opertype);
Utils->DoOneToMany(user->uuid,"OPERTYPE",params);
}
}