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/* ChanServ core functions
*
* (C) 2003-2014 Anope Team
* Contact us at team@anope.org
*
* Please read COPYING and README for further details.
*
* Based on the original code of Epona by Lara.
* Based on the original code of Services by Andy Church.
*/
#include "module.h"
static Module *me;
class TempBan : public Timer
{
private:
Anope::string channel;
Anope::string mask;
Anope::string mode;
public:
TempBan(time_t seconds, Channel *c, const Anope::string &banmask, const Anope::string &mod) : Timer(me, seconds), channel(c->name), mask(banmask), mode(mod) { }
void Tick(time_t ctime) anope_override
{
Channel *c = Channel::Find(this->channel);
if (c)
c->RemoveMode(NULL, mode, this->mask);
}
};
class CommandCSBan : public Command
{
public:
CommandCSBan(Module *creator) : Command(creator, "chanserv/ban", 2, 4)
{
this->SetDesc(_("Bans a given nick or mask on a channel"));
this->SetSyntax(_("\037channel\037 [+\037expiry\037] {\037nick\037 | \037mask\037} [\037reason\037]"));
}
void Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) anope_override
{
const Anope::string &chan = params[0];
Configuration::Block *block = Config->GetCommand(source);
const Anope::string &mode = block->Get<Anope::string>("mode", "BAN");
ChannelInfo *ci = ChannelInfo::Find(chan);
if (ci == NULL)
{
source.Reply(CHAN_X_NOT_REGISTERED, chan.c_str());
return;
}
Channel *c = ci->c;
if (c == NULL)
{
source.Reply(CHAN_X_NOT_IN_USE, chan.c_str());
return;
}
else if (IRCD->GetMaxListFor(c) && c->HasMode(mode) >= IRCD->GetMaxListFor(c))
{
source.Reply(_("The %s list for %s is full."), mode.lower().c_str(), c->name.c_str());
return;
}
Anope::string expiry, target, reason;
time_t ban_time;
if (params[1][0] == '+')
{
ban_time = Anope::DoTime(params[1]);
if (ban_time == -1)
{
source.Reply(BAD_EXPIRY_TIME);
return;
}
if (params.size() < 3)
{
this->SendSyntax(source);
return;
}
target = params[2];
reason = "Requested";
if (params.size() > 3)
reason = params[3];
}
else
{
ban_time = 0;
target = params[1];
reason = "Requested";
if (params.size() > 2)
reason = params[2];
if (params.size() > 3)
reason += " " + params[3];
}
unsigned reasonmax = Config->GetModule("chanserv")->Get<unsigned>("reasonmax", "200");
if (reason.length() > reasonmax)
reason = reason.substr(0, reasonmax);
Anope::string signkickformat = Config->GetModule("chanserv")->Get<Anope::string>("signkickformat", "%m (%n)");
signkickformat = signkickformat.replace_all_cs("%n", source.GetNick());
User *u = source.GetUser();
User *u2 = User::Find(target, true);
AccessGroup u_access = source.AccessFor(ci);
if (!u_access.HasPriv("BAN") && !source.HasPriv("chanserv/kick"))
source.Reply(ACCESS_DENIED);
else if (u2)
{
AccessGroup u2_access = ci->AccessFor(u2);
if (u != u2 && ci->HasExt("PEACE") && u2_access >= u_access && !source.HasPriv("chanserv/kick"))
source.Reply(ACCESS_DENIED);
/*
* Dont ban/kick the user on channels where he is excepted
* to prevent services <-> server wars.
*/
else if (c->MatchesList(u2, "EXCEPT"))
source.Reply(CHAN_EXCEPTED, u2->nick.c_str(), ci->name.c_str());
else if (u2->IsProtected())
source.Reply(ACCESS_DENIED);
else
{
Anope::string mask = ci->GetIdealBan(u2);
bool override = !u_access.HasPriv("BAN") || (u != u2 && ci->HasExt("PEACE") && u2_access >= u_access);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, source, this, ci) << "for " << mask;
if (!c->HasMode(mode, mask))
{
c->SetMode(NULL, mode, mask);
if (ban_time)
{
new TempBan(ban_time, c, mask, mode);
source.Reply(_("Ban on \002%s\002 expires in %s."), mask.c_str(), Anope::Duration(ban_time, source.GetAccount()).c_str());
}
}
/* We still allow host banning while not allowing to kick */
if (!c->FindUser(u2))
return;
if (block->Get<bool>("kick", "yes"))
{
if (ci->HasExt("SIGNKICK") || (ci->HasExt("SIGNKICK_LEVEL") && !source.AccessFor(ci).HasPriv("SIGNKICK")))
{
signkickformat = signkickformat.replace_all_cs("%m", reason);
c->Kick(ci->WhoSends(), u2, "%s", signkickformat.c_str());
}
else
c->Kick(ci->WhoSends(), u2, "%s", reason.c_str());
}
}
}
else
{
bool founder = u_access.HasPriv("FOUNDER");
bool override = !founder && !u_access.HasPriv("BAN");
Anope::string mask = IRCD->NormalizeMask(target);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, source, this, ci) << "for " << mask;
if (!c->HasMode(mode, mask))
{
c->SetMode(NULL, mode, mask);
if (ban_time)
{
new TempBan(ban_time, c, mask, mode);
source.Reply(_("Ban on \002%s\002 expires in %s."), mask.c_str(), Anope::Duration(ban_time, source.GetAccount()).c_str());
}
}
int matched = 0, kicked = 0;
for (Channel::ChanUserList::iterator it = c->users.begin(), it_end = c->users.end(); it != it_end;)
{
ChanUserContainer *uc = it->second;
++it;
Entry e(mode, mask);
if (e.Matches(uc->user))
{
++matched;
AccessGroup u2_access = ci->AccessFor(uc->user);
if (matched > 1 && !founder)
continue;
if (u != uc->user && ci->HasExt("PEACE") && u2_access >= u_access)
continue;
else if (ci->c->MatchesList(uc->user, "EXCEPT"))
continue;
else if (uc->user->IsProtected())
continue;
if (block->Get<bool>("kick", "yes"))
{
++kicked;
if (ci->HasExt("SIGNKICK") || (ci->HasExt("SIGNKICK_LEVEL") && !u_access.HasPriv("SIGNKICK")))
{
reason += " (Matches " + mask + ")";
signkickformat = signkickformat.replace_all_cs("%m", reason);
c->Kick(ci->WhoSends(), uc->user, "%s", signkickformat.c_str());
}
else
c->Kick(ci->WhoSends(), uc->user, "%s (Matches %s)", reason.c_str(), mask.c_str());
}
}
}
if (matched)
source.Reply(_("Kicked %d/%d users matching %s from %s."), kicked, matched, mask.c_str(), c->name.c_str());
else
source.Reply(_("No users on %s match %s."), c->name.c_str(), mask.c_str());
}
}
bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
{
this->SendSyntax(source);
source.Reply(" ");
source.Reply(_("Bans a given nick or mask on a channel. An optional expiry may\n"
"be given to cause services to remove the ban after a set amount\n"
"of time.\n"
" \n"
"By default, limited to AOPs or those with level 5 access\n"
"and above on the channel. Channel founders may ban masks."));
return true;
}
};
class CSBan : public Module
{
CommandCSBan commandcsban;
public:
CSBan(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, VENDOR), commandcsban(this)
{
me = this;
}
};
MODULE_INIT(CSBan)
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