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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2018-2023 Sadie Powell <sadie@witchery.services>
* Copyright (C) 2012 Robby <robby@chatbelgie.be>
* Copyright (C) 2012 Attila Molnar <attilamolnar@hush.com>
* Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2009 Uli Schlachter <psychon@znc.in>
* Copyright (C) 2006 Craig Edwards <brain@inspircd.org>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "inspircd.h"
#include "modules/extban.h"
enum
{
// From UnrealIRCd.
ERR_CANTJOINOPERSONLY = 520
};
class OperAccountExtBan final
: public ExtBan::MatchingBase
{
public:
OperAccountExtBan(Module* Creator)
: ExtBan::MatchingBase(Creator, "oper", 'o')
{
}
bool IsMatch(User* user, Channel* channel, const std::string& text, bool full) override
{
// If the user is not an oper they can't match this.
if (!user->IsOper())
return false;
// Replace spaces with underscores as they're prohibited in mode parameters.
std::string opername(user->oper->GetName());
std::replace(opername.begin(), opername.end(), ' ', '_');
return InspIRCd::Match(opername, text);
}
};
class OperTypeExtBan final
: public ExtBan::MatchingBase
{
public:
OperTypeExtBan(Module* Creator)
: ExtBan::MatchingBase(Creator, "opertype", 'O')
{
}
bool IsMatch(User* user, Channel* channel, const std::string& text, bool full) override
{
// If the user is not an oper they can't match this.
if (!user->IsOper())
return false;
// Replace spaces with underscores as they're prohibited in mode parameters.
std::string opername(user->oper->GetType());
std::replace(opername.begin(), opername.end(), ' ', '_');
return InspIRCd::Match(opername, text);
}
};
class ModuleOperChans final
: public Module
{
private:
SimpleChannelMode oc;
OperAccountExtBan operaccount;
OperTypeExtBan opertype;
public:
ModuleOperChans()
: Module(VF_VENDOR, "Adds channel mode O (operonly) which prevents non-server operators from joining the channel.")
, oc(this, "operonly", 'O', true)
, operaccount(this)
, opertype(this)
{
}
ModResult OnUserPreJoin(LocalUser* user, Channel* chan, const std::string& cname, std::string& privs, const std::string& keygiven, bool override) override
{
if (!override && chan && chan->IsModeSet(oc) && !user->IsOper())
{
user->WriteNumeric(ERR_CANTJOINOPERSONLY, chan->name, FMT::format("Only server operators may join {} (+{} is set)",
chan->name, oc.GetModeChar()));
return MOD_RES_DENY;
}
return MOD_RES_PASSTHRU;
}
};
MODULE_INIT(ModuleOperChans)
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