mirror of git://git.acid.vegas/anope.git
252 lines
6.9 KiB
C++
252 lines
6.9 KiB
C++
/* ChanServ core functions
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*
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* (C) 2003-2022 Anope Team
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* Contact us at team@anope.org
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*
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* Please read COPYING and README for further details.
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*
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* Based on the original code of Epona by Lara.
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* Based on the original code of Services by Andy Church.
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*/
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#include "module.h"
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static Module *me;
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class TempBan : public Timer
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{
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private:
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Anope::string channel;
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Anope::string mask;
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Anope::string mode;
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public:
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TempBan(time_t seconds, Channel *c, const Anope::string &banmask, const Anope::string &mod) : Timer(me, seconds), channel(c->name), mask(banmask), mode(mod) { }
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void Tick(time_t ctime) anope_override
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{
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Channel *c = Channel::Find(this->channel);
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if (c)
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c->RemoveMode(NULL, mode, this->mask);
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}
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};
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class CommandCSBan : public Command
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{
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public:
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CommandCSBan(Module *creator) : Command(creator, "chanserv/ban", 2, 4)
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{
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this->SetDesc(_("Bans a given nick or mask on a channel"));
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this->SetSyntax(_("\037channel\037 [+\037expiry\037] {\037nick\037 | \037mask\037} [\037reason\037]"));
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}
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void Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) anope_override
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{
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Configuration::Block *block = Config->GetCommand(source);
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const Anope::string &mode = block->Get<Anope::string>("mode", "BAN");
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ChannelMode *cm = ModeManager::FindChannelModeByName(mode);
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if (cm == NULL)
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return;
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const Anope::string &chan = params[0];
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ChannelInfo *ci = ChannelInfo::Find(chan);
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if (ci == NULL)
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{
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source.Reply(CHAN_X_NOT_REGISTERED, chan.c_str());
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return;
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}
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Channel *c = ci->c;
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if (c == NULL)
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{
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source.Reply(CHAN_X_NOT_IN_USE, chan.c_str());
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return;
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}
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else if (IRCD->GetMaxListFor(c, cm) && c->HasMode(mode) >= IRCD->GetMaxListFor(c, cm))
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{
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source.Reply(_("The %s list for %s is full."), mode.lower().c_str(), c->name.c_str());
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return;
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}
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Anope::string expiry, target, reason;
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time_t ban_time;
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if (params[1][0] == '+')
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{
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ban_time = Anope::DoTime(params[1]);
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if (ban_time < 0)
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{
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source.Reply(BAD_EXPIRY_TIME);
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return;
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}
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if (params.size() < 3)
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{
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this->SendSyntax(source);
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return;
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}
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target = params[2];
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reason = "Requested";
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if (params.size() > 3)
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reason = params[3];
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}
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else
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{
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ban_time = 0;
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target = params[1];
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reason = "Requested";
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if (params.size() > 2)
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reason = params[2];
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if (params.size() > 3)
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reason += " " + params[3];
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}
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unsigned reasonmax = Config->GetModule("chanserv")->Get<unsigned>("reasonmax", "200");
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if (reason.length() > reasonmax)
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reason = reason.substr(0, reasonmax);
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Anope::string signkickformat = Config->GetModule("chanserv")->Get<Anope::string>("signkickformat", "%m (%n)");
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signkickformat = signkickformat.replace_all_cs("%n", source.GetNick());
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User *u = source.GetUser();
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User *u2 = User::Find(target, true);
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AccessGroup u_access = source.AccessFor(ci);
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if (!u_access.HasPriv("BAN") && !source.HasPriv("chanserv/kick"))
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source.Reply(ACCESS_DENIED);
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else if (u2)
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{
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AccessGroup u2_access = ci->AccessFor(u2);
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if (u != u2 && ci->HasExt("PEACE") && u2_access >= u_access && !source.HasPriv("chanserv/kick"))
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source.Reply(ACCESS_DENIED);
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/*
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* Don't ban/kick the user on channels where he is excepted
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* to prevent services <-> server wars.
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*/
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else if (c->MatchesList(u2, "EXCEPT"))
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source.Reply(CHAN_EXCEPTED, u2->nick.c_str(), ci->name.c_str());
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else if (u2->IsProtected())
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source.Reply(ACCESS_DENIED);
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else
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{
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Anope::string mask = ci->GetIdealBan(u2);
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bool override = !u_access.HasPriv("BAN") || (u != u2 && ci->HasExt("PEACE") && u2_access >= u_access);
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Log(override ? LOG_OVERRIDE : LOG_COMMAND, source, this, ci) << "for " << mask;
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if (!c->HasMode(mode, mask))
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{
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c->SetMode(NULL, mode, mask);
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if (ban_time)
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{
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new TempBan(ban_time, c, mask, mode);
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source.Reply(_("Ban on \002%s\002 expires in %s."), mask.c_str(), Anope::Duration(ban_time, source.GetAccount()).c_str());
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}
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}
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/* We still allow host banning while not allowing to kick */
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if (!c->FindUser(u2))
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return;
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if (block->Get<bool>("kick", "yes"))
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{
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if (ci->HasExt("SIGNKICK") || (ci->HasExt("SIGNKICK_LEVEL") && !source.AccessFor(ci).HasPriv("SIGNKICK")))
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{
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signkickformat = signkickformat.replace_all_cs("%m", reason);
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c->Kick(ci->WhoSends(), u2, "%s", signkickformat.c_str());
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}
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else
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c->Kick(ci->WhoSends(), u2, "%s", reason.c_str());
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}
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}
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}
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else
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{
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bool founder = u_access.HasPriv("FOUNDER");
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bool override = !founder && !u_access.HasPriv("BAN");
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Anope::string mask = IRCD->NormalizeMask(target);
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Log(override ? LOG_OVERRIDE : LOG_COMMAND, source, this, ci) << "for " << mask;
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if (!c->HasMode(mode, mask))
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{
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c->SetMode(NULL, mode, mask);
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if (ban_time)
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{
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new TempBan(ban_time, c, mask, mode);
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source.Reply(_("Ban on \002%s\002 expires in %s."), mask.c_str(), Anope::Duration(ban_time, source.GetAccount()).c_str());
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}
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}
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int matched = 0, kicked = 0;
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for (Channel::ChanUserList::iterator it = c->users.begin(), it_end = c->users.end(); it != it_end;)
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{
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ChanUserContainer *uc = it->second;
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++it;
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Entry e(mode, mask);
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if (e.Matches(uc->user))
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{
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++matched;
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AccessGroup u2_access = ci->AccessFor(uc->user);
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if (matched > 1 && !founder)
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continue;
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if (u != uc->user && ci->HasExt("PEACE") && u2_access >= u_access)
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continue;
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else if (ci->c->MatchesList(uc->user, "EXCEPT"))
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continue;
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else if (uc->user->IsProtected())
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continue;
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if (block->Get<bool>("kick", "yes"))
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{
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++kicked;
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if (ci->HasExt("SIGNKICK") || (ci->HasExt("SIGNKICK_LEVEL") && !u_access.HasPriv("SIGNKICK")))
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{
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reason += " (Matches " + mask + ")";
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signkickformat = signkickformat.replace_all_cs("%m", reason);
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c->Kick(ci->WhoSends(), uc->user, "%s", signkickformat.c_str());
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}
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else
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c->Kick(ci->WhoSends(), uc->user, "%s (Matches %s)", reason.c_str(), mask.c_str());
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}
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}
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}
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if (matched)
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source.Reply(_("Kicked %d/%d users matching %s from %s."), kicked, matched, mask.c_str(), c->name.c_str());
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else
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source.Reply(_("No users on %s match %s."), c->name.c_str(), mask.c_str());
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}
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}
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bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
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{
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this->SendSyntax(source);
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source.Reply(" ");
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source.Reply(_("Bans a given nick or mask on a channel. An optional expiry may\n"
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"be given to cause services to remove the ban after a set amount\n"
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"of time.\n"
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" \n"
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"By default, limited to AOPs or those with level 5 access\n"
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"and above on the channel. Channel founders may ban masks."));
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return true;
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}
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};
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class CSBan : public Module
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{
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CommandCSBan commandcsban;
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public:
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CSBan(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, VENDOR), commandcsban(this)
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{
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me = this;
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}
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};
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MODULE_INIT(CSBan)
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