2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2019 Matt Schatz <genius3000@g3k.solutions>
5 * Copyright (C) 2013, 2017-2018 Sadie Powell <sadie@witchery.services>
6 * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
7 * Copyright (C) 2012, 2014 Attila Molnar <attilamolnar@hush.com>
8 * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
9 * Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
10 * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
11 * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
12 * Copyright (C) 2004 Craig Edwards <brain@inspircd.org>
14 * This file is part of InspIRCd. InspIRCd is free software: you can
15 * redistribute it and/or modify it under the terms of the GNU General Public
16 * License as published by the Free Software Foundation, version 2.
18 * This program is distributed in the hope that it will be useful, but WITHOUT
19 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
20 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
23 * You should have received a copy of the GNU General Public License
24 * along with this program. If not, see <http://www.gnu.org/licenses/>.
29 #include "modules/exemption.h"
31 class ModuleNoNickChange : public Module
33 CheckExemption::EventProvider exemptionprov;
34 SimpleChannelModeHandler nn;
38 , nn(this, "nonick", 'N')
42 Version GetVersion() CXX11_OVERRIDE
44 return Version("Adds channel mode N (nonick) which prevents users from changing their nickname whilst in the channel.", VF_VENDOR);
47 void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
49 tokens["EXTBAN"].push_back('N');
52 ModResult OnUserPreNick(LocalUser* user, const std::string& newnick) CXX11_OVERRIDE
54 for (User::ChanList::iterator i = user->chans.begin(); i != user->chans.end(); i++)
56 Channel* curr = (*i)->chan;
58 ModResult res = CheckExemption::Call(exemptionprov, user, curr, "nonick");
59 if (res == MOD_RES_ALLOW)
62 if (user->HasPrivPermission("channels/ignore-nonicks"))
65 bool modeset = curr->IsModeSet(nn);
66 if (!curr->GetExtBanStatus(user, 'N').check(!modeset))
68 user->WriteNumeric(ERR_CANTCHANGENICK, InspIRCd::Format("Can't change nickname while on %s (%s)",
69 curr->name.c_str(), modeset ? "+N is set" : "you're extbanned"));
74 return MOD_RES_PASSTHRU;
78 MODULE_INIT(ModuleNoNickChange)