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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2013, 2018-2020 Sadie Powell <sadie@witchery.services>
* Copyright (C) 2012-2013 Attila Molnar <attilamolnar@hush.com>
* Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
* Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
* Copyright (C) 2006, 2010 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"
enum
{
// From UnrealIRCd.
ERR_CANTJOINOPERSONLY = 520
};
class ModuleOperChans : public Module
{
private:
SimpleChannelModeHandler oc;
std::string space;
std::string underscore;
public:
ModuleOperChans()
: oc(this, "operonly", 'O', true)
, space(" ")
, underscore("_")
{
}
ModResult OnUserPreJoin(LocalUser* user, Channel* chan, const std::string& cname, std::string& privs, const std::string& keygiven) CXX11_OVERRIDE
{
if (chan && chan->IsModeSet(oc) && !user->IsOper())
{
user->WriteNumeric(ERR_CANTJOINOPERSONLY, chan->name, InspIRCd::Format("Only server operators may join %s (+O is set)", chan->name.c_str()));
return MOD_RES_DENY;
}
return MOD_RES_PASSTHRU;
}
ModResult OnCheckBan(User* user, Channel* chan, const std::string& mask) CXX11_OVERRIDE
{
// Check whether the entry is an extban.
if (mask.length() <= 2 || mask[0] != 'O' || mask[1] != ':')
return MOD_RES_PASSTHRU;
// If the user is not an oper they can't match this.
if (!user->IsOper())
return MOD_RES_PASSTHRU;
// Replace spaces with underscores as they're prohibited in mode parameters.
std::string opername(user->oper->name);
stdalgo::string::replace_all(opername, space, underscore);
if (InspIRCd::Match(opername, mask.substr(2)))
return MOD_RES_DENY;
return MOD_RES_PASSTHRU;
}
void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
{
tokens["EXTBAN"].push_back('O');
}
Version GetVersion() CXX11_OVERRIDE
{
return Version("Adds channel mode O (operonly) which prevents non-server operators from joining the channel.", VF_VENDOR);
}
};
MODULE_INIT(ModuleOperChans)
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