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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
* 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"
#include "modules/exemption.h"
class ModuleNoNickChange : public Module
{
CheckExemption::EventProvider exemptionprov;
SimpleChannelModeHandler nn;
public:
ModuleNoNickChange()
: exemptionprov(this)
, nn(this, "nonick", 'N')
{
}
Version GetVersion() CXX11_OVERRIDE
{
return Version("Provides channel mode +N and extban 'N' which prevents nick changes on the channel", VF_VENDOR);
}
void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
{
tokens["EXTBAN"].push_back('N');
}
ModResult OnUserPreNick(LocalUser* user, const std::string& newnick) CXX11_OVERRIDE
{
for (User::ChanList::iterator i = user->chans.begin(); i != user->chans.end(); i++)
{
Channel* curr = (*i)->chan;
ModResult res = CheckExemption::Call(exemptionprov, user, curr, "nonick");
if (res == MOD_RES_ALLOW)
continue;
if (user->HasPrivPermission("channels/ignore-nonicks"))
continue;
if (!curr->GetExtBanStatus(user, 'N').check(!curr->IsModeSet(nn)))
{
user->WriteNumeric(ERR_CANTCHANGENICK, InspIRCd::Format("Cannot change nickname while on %s (+N is set)",
curr->name.c_str()));
return MOD_RES_DENY;
}
}
return MOD_RES_PASSTHRU;
}
};
MODULE_INIT(ModuleNoNickChange)
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