ModuleTimedBans(InspIRCd* Me)
: Module(Me)
{
mycommand = new cmd_tban(ServerInstance);
ServerInstance->AddCommand(mycommand);
TimedBanList.clear();
}
CmdResult Handle (const std::vector<std::string> ¶meters, User *user)
{
Channel* channel = ServerInstance->FindChan(parameters[0]);
if (!channel)
{
user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
return CMD_FAILURE;
}
int cm = channel->GetPrefixValue(user);
if (cm < HALFOP_VALUE)
{
user->WriteNumeric(ERR_CHANOPRIVSNEEDED, channel->name, "You do not have permission to set bans on this channel");
return CMD_FAILURE;
}
TimedBan T;
unsigned long duration = InspIRCd::Duration(parameters[1]);
unsigned long expire = duration + ServerInstance->Time();
if (duration < 1)
{
user->WriteNotice("Invalid ban time");
return CMD_FAILURE;
}
std::string mask = parameters[2];
bool isextban = ((mask.size() > 2) && (mask[1] == ':'));
if (!isextban && !InspIRCd::IsValidMask(mask))
mask.append("!*@*");
if (IsBanSet(channel, mask))
{
user->WriteNotice("Ban already set");
return CMD_FAILURE;
}
Modes::ChangeList setban;
setban.push_add(ServerInstance->Modes->FindMode('b', MODETYPE_CHANNEL), mask);
// Pass the user (instead of ServerInstance->FakeClient) to ModeHandler::Process() to
// make it so that the user sets the mode themselves
ServerInstance->Modes->Process(user, channel, NULL, setban);
if (ServerInstance->Modes->GetLastParse().empty())
{
user->WriteNotice("Invalid ban mask");
return CMD_FAILURE;
}
CUList tmp;
T.mask = mask;
T.expire = expire + (IS_REMOTE(user) ? 5 : 0);
T.chan = channel;
TimedBanList.push_back(T);
// If halfop is loaded, send notice to halfops and above, otherwise send to ops and above
ModeHandler* mh = ServerInstance->Modes->FindMode('h', MODETYPE_CHANNEL);
char pfxchar = (mh && mh->name == "halfop") ? '%' : '@';
channel->WriteAllExcept(ServerInstance->FakeClient, true, pfxchar, tmp, "NOTICE %s :%s added a timed ban on %s lasting for %ld seconds.", channel->name.c_str(), user->nick.c_str(), mask.c_str(), duration);
return CMD_SUCCESS;
}
void AfterMode(User* source, User* dest, Channel* chan, const std::string& banmask, bool adding)
{
if (adding)
return;
for (timedbans::iterator i = TimedBanList.begin(); i != TimedBanList.end(); ++i)
{
if (i->chan != chan)
continue;
const std::string& target = i->mask;
if (irc::equals(banmask, target))
{
TimedBanList.erase(i);
break;
}
}
}
ModuleTimedBans(InspIRCd* Me)
: Module(Me)
{
mycommand = new CommandTban(ServerInstance);
ServerInstance->AddCommand(mycommand);
TimedBanList.clear();
Implementation eventlist[] = { I_OnDelBan, I_OnBackgroundTimer };
ServerInstance->Modules->Attach(eventlist, this, 2);
}
CmdResult Handle (const std::vector<std::string> ¶meters, User *user)
{
Channel* channel = ServerInstance->FindChan(parameters[0]);
if (channel)
{
int cm = channel->GetStatus(user);
if ((cm == STATUS_HOP) || (cm == STATUS_OP))
{
if (!ServerInstance->IsValidMask(parameters[2]))
{
user->WriteServ("NOTICE "+std::string(user->nick)+" :Invalid ban mask");
return CMD_FAILURE;
}
for (BanList::iterator i = channel->bans.begin(); i != channel->bans.end(); i++)
{
if (!strcasecmp(i->data.c_str(), parameters[2].c_str()))
{
user->WriteServ("NOTICE "+std::string(user->nick)+" :The ban "+parameters[2]+" is already on the banlist of "+parameters[0]);
return CMD_FAILURE;
}
}
TimedBan T;
std::string channelname = parameters[0];
long duration = ServerInstance->Duration(parameters[1]);
unsigned long expire = duration + ServerInstance->Time();
if (duration < 1)
{
user->WriteServ("NOTICE "+std::string(user->nick)+" :Invalid ban time");
return CMD_FAILURE;
}
std::string mask = parameters[2];
std::vector<std::string> setban;
setban.push_back(parameters[0]);
setban.push_back("+b");
setban.push_back(parameters[2]);
// use CallCommandHandler to make it so that the user sets the mode
// themselves
ServerInstance->CallCommandHandler("MODE",setban,user);
/* Check if the ban was actually added (e.g. banlist was NOT full) */
bool was_added = false;
for (BanList::iterator i = channel->bans.begin(); i != channel->bans.end(); i++)
if (!strcasecmp(i->data.c_str(), mask.c_str()))
was_added = true;
if (was_added)
{
CUList tmp;
T.channel = channelname;
T.mask = mask;
T.expire = expire;
TimedBanList.push_back(T);
channel->WriteAllExcept(user, true, '@', tmp, "NOTICE %s :%s added a timed ban on %s lasting for %ld seconds.", channel->name.c_str(), user->nick.c_str(), mask.c_str(), duration);
ServerInstance->PI->SendChannelNotice(channel, '@', user->nick + " added a timed ban on " + mask + " lasting for " + ConvToStr(duration) + " seconds.");
if (ServerInstance->Config->AllowHalfop)
{
channel->WriteAllExcept(user, true, '%', tmp, "NOTICE %s :%s added a timed ban on %s lasting for %ld seconds.", channel->name.c_str(), user->nick.c_str(), mask.c_str(), duration);
ServerInstance->PI->SendChannelNotice(channel, '%', user->nick + " added a timed ban on " + mask + " lasting for " + ConvToStr(duration) + " seconds.");
}
return CMD_SUCCESS;
}
return CMD_FAILURE;
}
else user->WriteNumeric(482, "%s %s :You must be at least a%soperator to change modes on this channel",user->nick.c_str(), channel->name.c_str(),
ServerInstance->Config->AllowHalfop ? " half-" : " channel ");
return CMD_FAILURE;
}
user->WriteNumeric(401, "%s %s :No such channel",user->nick.c_str(), parameters[0].c_str());
return CMD_FAILURE;
}
virtual ~ModuleTimedBans()
{
TimedBanList.clear();
}
void OnChannelDelete(Channel* chan) override
{
// Remove all timed bans affecting the channel from internal bookkeeping
TimedBanList.erase(std::remove_if(TimedBanList.begin(), TimedBanList.end(), ChannelMatcher(chan)), TimedBanList.end());
}
