ModResult Call(User* user, Channel* chan, const std::string& restriction)
{
unsigned int mypfx = chan->GetPrefixValue(user);
std::string minmode;
ListModeBase::ModeList* list = ec.GetList(chan);
if (list)
{
for (ListModeBase::ModeList::iterator i = list->begin(); i != list->end(); ++i)
{
std::string::size_type pos = (*i).mask.find(':');
if (pos == std::string::npos)
continue;
if ((*i).mask.substr(0,pos) == restriction)
minmode = (*i).mask.substr(pos + 1);
}
}
PrefixMode* mh = FindMode(minmode);
if (mh && mypfx >= mh->GetPrefixRank())
return MOD_RES_ALLOW;
if (mh || minmode == "*")
return MOD_RES_DENY;
return ServerInstance->HandleOnCheckExemption.Call(user, chan, restriction);
}
void TreeSocket::SendListModes(Channel* chan)
{
FModeBuilder fmode(chan);
const ModeParser::ListModeList& listmodes = ServerInstance->Modes->GetListModes();
for (ModeParser::ListModeList::const_iterator i = listmodes.begin(); i != listmodes.end(); ++i)
{
ListModeBase* mh = *i;
ListModeBase::ModeList* list = mh->GetList(chan);
if (!list)
continue;
// Add all items on the list to the FMODE, send it whenever it becomes too long
const char modeletter = mh->GetModeChar();
for (ListModeBase::ModeList::const_iterator j = list->begin(); j != list->end(); ++j)
{
const std::string& mask = j->mask;
if (!fmode.has_room(mask))
{
// No room for this mask, send the current line as-is then add the mask to a
// new, empty FMODE message
this->WriteLine(fmode.finalize());
fmode.clear();
}
fmode.push_mode(modeletter, mask);
}
}
if (!fmode.empty())
this->WriteLine(fmode.finalize());
}
ModResult ProcessMessages(User* user,Channel* chan,std::string &text)
{
ModResult res = ServerInstance->OnCheckExemption(user,chan,"filter");
if (!IS_LOCAL(user) || res == MOD_RES_ALLOW)
return MOD_RES_PASSTHRU;
ListModeBase::ModeList* list = cf.GetList(chan);
if (list)
{
for (ListModeBase::ModeList::iterator i = list->begin(); i != list->end(); i++)
{
if (InspIRCd::Match(text, i->mask))
{
if (hidemask)
user->WriteNumeric(404, "%s %s :Cannot send to channel (your message contained a censored word)",user->nick.c_str(), chan->name.c_str());
else
user->WriteNumeric(404, "%s %s %s :Cannot send to channel (your message contained a censored word)",user->nick.c_str(), chan->name.c_str(), i->mask.c_str());
return MOD_RES_DENY;
}
}
}
return MOD_RES_PASSTHRU;
}
ModResult OnCheckInvite(User* user, Channel* chan)
{
ListModeBase::ModeList* list = ie.GetList(chan);
if (list)
{
for (ListModeBase::ModeList::iterator it = list->begin(); it != list->end(); it++)
{
if (chan->CheckBan(user, it->mask))
{
return MOD_RES_ALLOW;
}
}
}
return MOD_RES_PASSTHRU;
}
static bool WriteDatabase(PermChannel& permchanmode, Module* mod, bool save_listmodes)
{
ChanModeReference ban(mod, "ban");
/*
* We need to perform an atomic write so as not to f**k things up.
* So, let's write to a temporary file, flush it, then rename the file..
* -- w00t
*/
// If the user has not specified a configuration file then we don't write one.
if (permchannelsconf.empty())
return true;
std::string permchannelsnewconf = permchannelsconf + ".tmp";
std::ofstream stream(permchannelsnewconf.c_str());
if (!stream.is_open())
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot create database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
return false;
}
stream << "# This file is automatically generated by m_permchannels. Any changes will be overwritten." << std::endl
<< "<config format=\"xml\">" << std::endl;
for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
{
Channel* chan = i->second;
if (!chan->IsModeSet(permchanmode))
continue;
std::string chanmodes = chan->ChanModes(true);
if (save_listmodes)
{
std::string modes;
std::string params;
const ModeParser::ListModeList& listmodes = ServerInstance->Modes->GetListModes();
for (ModeParser::ListModeList::const_iterator j = listmodes.begin(); j != listmodes.end(); ++j)
{
ListModeBase* lm = *j;
ListModeBase::ModeList* list = lm->GetList(chan);
if (!list || list->empty())
continue;
size_t n = 0;
// Append the parameters
for (ListModeBase::ModeList::const_iterator k = list->begin(); k != list->end(); ++k, n++)
{
params += k->mask;
params += ' ';
}
// Append the mode letters (for example "IIII", "gg")
modes.append(n, lm->GetModeChar());
}
if (!params.empty())
{
// Remove the last space
params.erase(params.end()-1);
// If there is at least a space in chanmodes (that is, a non-listmode has a parameter)
// insert the listmode mode letters before the space. Otherwise just append them.
std::string::size_type p = chanmodes.find(' ');
if (p == std::string::npos)
chanmodes += modes;
else
chanmodes.insert(p, modes);
// Append the listmode parameters (the masks themselves)
chanmodes += ' ';
chanmodes += params;
}
}
stream << "<permchannels channel=\"" << ServerConfig::Escape(chan->name)
<< "\" ts=\"" << chan->age
<< "\" topic=\"" << ServerConfig::Escape(chan->topic)
<< "\" topicts=\"" << chan->topicset
<< "\" topicsetby=\"" << ServerConfig::Escape(chan->setby)
<< "\" modes=\"" << ServerConfig::Escape(chanmodes)
<< "\">" << std::endl;
}
if (stream.fail())
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot write to new database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
return false;
}
stream.close();
#ifdef _WIN32
if (remove(permchannelsconf.c_str()))
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot remove old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
return false;
}
#endif
// Use rename to move temporary to new db - this is guarenteed not to f**k up, even in case of a crash.
if (rename(permchannelsnewconf.c_str(), permchannelsconf.c_str()) < 0)
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot move new to old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot replace old with new db: %s (%d)", strerror(errno), errno);
return false;
}
return true;
}
CmdResult Handle(User* user, const Params& parameters) override
{
ModeHandler* mh;
Channel* chan = ServerInstance->FindChan(parameters[0]);
char modeletter = parameters[1][0];
if (chan == NULL)
{
user->WriteNotice("The channel " + parameters[0] + " does not exist.");
return CMD_FAILURE;
}
mh = ServerInstance->Modes.FindMode(modeletter, MODETYPE_CHANNEL);
if (mh == NULL || parameters[1].size() > 1)
{
user->WriteNotice(parameters[1] + " is not a valid channel mode.");
return CMD_FAILURE;
}
if (chan->GetPrefixValue(user) < mh->GetLevelRequired(false))
{
user->WriteNotice("You do not have access to unset " + ConvToStr(modeletter) + " on " + chan->name + ".");
return CMD_FAILURE;
}
std::string pattern = parameters.size() > 2 ? parameters[2] : "*";
PrefixMode* pm;
ListModeBase* lm;
ListModeBase::ModeList* ml;
Modes::ChangeList changelist;
if ((pm = mh->IsPrefixMode()))
{
// As user prefix modes don't have a GetList() method, let's iterate through the channel's users.
const Channel::MemberMap& users = chan->GetUsers();
for (Channel::MemberMap::const_iterator it = users.begin(); it != users.end(); ++it)
{
if (!InspIRCd::Match(it->first->nick, pattern))
continue;
if (it->second->HasMode(pm) && !((it->first == user) && (pm->GetPrefixRank() > VOICE_VALUE)))
changelist.push_remove(mh, it->first->nick);
}
}
else if ((lm = mh->IsListModeBase()) && ((ml = lm->GetList(chan)) != NULL))
{
for (ListModeBase::ModeList::iterator it = ml->begin(); it != ml->end(); ++it)
{
if (!InspIRCd::Match(it->mask, pattern))
continue;
changelist.push_remove(mh, it->mask);
}
}
else
{
if (chan->IsModeSet(mh))
changelist.push_remove(mh);
}
ServerInstance->Modes.Process(user, chan, NULL, changelist);
return CMD_SUCCESS;
}
CmdResult Handle(const std::vector<std::string> ¶meters, User *user)
{
ModeHandler* mh;
Channel* chan = ServerInstance->FindChan(parameters[0]);
char modeletter = parameters[1][0];
if (chan == NULL)
{
user->WriteNotice("The channel " + parameters[0] + " does not exist.");
return CMD_FAILURE;
}
mh = ServerInstance->Modes->FindMode(modeletter, MODETYPE_CHANNEL);
if (mh == NULL || parameters[1].size() > 1)
{
user->WriteNotice(parameters[1] + " is not a valid channel mode.");
return CMD_FAILURE;
}
if (chan->GetPrefixValue(user) < mh->GetLevelRequired())
{
user->WriteNotice("You do not have access to unset " + ConvToStr(modeletter) + " on " + chan->name + ".");
return CMD_FAILURE;
}
unsigned int prefixrank;
char prefixchar;
std::string pattern = parameters.size() > 2 ? parameters[2] : "*";
ListModeBase* lm;
ListModeBase::ModeList* ml;
irc::modestacker modestack(false);
if (!mh->IsListMode())
{
if (chan->IsModeSet(mh))
modestack.Push(modeletter);
}
else if (((prefixrank = mh->GetPrefixRank()) && (prefixchar = mh->GetPrefix())))
{
// As user prefix modes don't have a GetList() method, let's iterate through the channel's users.
for (UserMembIter it = chan->userlist.begin(); it != chan->userlist.end(); ++it)
{
if (!InspIRCd::Match(it->first->nick, pattern))
continue;
if (((strchr(chan->GetAllPrefixChars(user), prefixchar)) != NULL) && !(it->first == user && prefixrank > VOICE_VALUE))
modestack.Push(modeletter, it->first->nick);
}
}
else if (((lm = dynamic_cast<ListModeBase*>(mh)) != NULL) && ((ml = lm->GetList(chan)) != NULL))
{
for (ListModeBase::ModeList::iterator it = ml->begin(); it != ml->end(); ++it)
{
if (!InspIRCd::Match(it->mask, pattern))
continue;
modestack.Push(modeletter, it->mask);
}
}
else
{
user->WriteNotice("Could not remove channel mode " + ConvToStr(modeletter));
return CMD_FAILURE;
}
parameterlist stackresult;
stackresult.push_back(chan->name);
while (modestack.GetStackedLine(stackresult))
{
ServerInstance->Modes->Process(stackresult, user);
stackresult.erase(stackresult.begin() + 1, stackresult.end());
}
return CMD_SUCCESS;
}
