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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2019 Matt Schatz <genius3000@g3k.solutions>
* Copyright (C) 2013, 2017 Sadie Powell <sadie@witchery.services>
* Copyright (C) 2012, 2018 Robby <robby@chatbelgie.be>
* Copyright (C) 2012 Shawn Smith <ShawnSmith0828@gmail.com>
* Copyright (C) 2012 DjSlash <djslash@djslash.org>
* Copyright (C) 2012 Attila Molnar <attilamolnar@hush.com>
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
* Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
* 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"
#include "modules/exemption.h"
class ModuleBlockColor : public Module
{
CheckExemption::EventProvider exemptionprov;
SimpleChannelModeHandler bc;
public:
ModuleBlockColor()
: exemptionprov(this)
, bc(this, "blockcolor", 'c')
{
}
void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
{
tokens["EXTBAN"].push_back('c');
}
ModResult OnUserPreMessage(User* user, const MessageTarget& target, MessageDetails& details) CXX11_OVERRIDE
{
if ((target.type == MessageTarget::TYPE_CHANNEL) && (IS_LOCAL(user)))
{
Channel* c = target.Get<Channel>();
ModResult res = CheckExemption::Call(exemptionprov, user, c, "blockcolor");
if (res == MOD_RES_ALLOW)
return MOD_RES_PASSTHRU;
bool modeset = c->IsModeSet(bc);
if (!c->GetExtBanStatus(user, 'c').check(!modeset))
{
for (std::string::iterator i = details.text.begin(); i != details.text.end(); i++)
{
// Block all control codes except \001 for CTCP
if ((*i >= 0) && (*i < 32) && (*i != 1))
{
if (modeset)
user->WriteNumeric(Numerics::CannotSendTo(c, "messages containing formatting characters", &bc));
else
user->WriteNumeric(Numerics::CannotSendTo(c, "messages containing formatting characters", 'c', "nocolor"));
return MOD_RES_DENY;
}
}
}
}
return MOD_RES_PASSTHRU;
}
Version GetVersion() CXX11_OVERRIDE
{
return Version("Provides channel mode +c to block color",VF_VENDOR);
}
};
MODULE_INIT(ModuleBlockColor)
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