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path: root/src/modules/m_operchans.cpp
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/*
 * InspIRCd -- Internet Relay Chat Daemon
 *
 *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
 *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
 *   Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
 *   Copyright (C) 2004, 2006 Craig Edwards <craigedwards@brainbox.cc>
 *
 * 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 OperChans : public SimpleChannelModeHandler
{
 public:
	/* This is an oper-only mode */
	OperChans(Module* Creator) : SimpleChannelModeHandler(Creator, "operonly", 'O')
	{
		oper = true;
	}
};

class ModuleOperChans : public Module
{
	OperChans oc;
 public:
	ModuleOperChans() : oc(this)
	{
	}

	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 *c, const std::string& mask) CXX11_OVERRIDE
	{
		if ((mask.length() > 2) && (mask[0] == 'O') && (mask[1] == ':'))
		{
			if (user->IsOper() && InspIRCd::Match(user->oper->name, 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("Provides support for oper-only channels via channel mode +O and extban 'O'", VF_VENDOR);
	}
};

MODULE_INIT(ModuleOperChans)