2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2018-2019 linuxdaemon <linuxdaemon.irc@gmail.com>
5 * Copyright (C) 2013, 2020 Sadie Powell <sadie@witchery.services>
6 * Copyright (C) 2013 Attila Molnar <attilamolnar@hush.com>
7 * Copyright (C) 2012 Robby <robby@chatbelgie.be>
8 * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
9 * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
10 * Copyright (C) 2005, 2007, 2010 Craig Edwards <brain@inspircd.org>
12 * This file is part of InspIRCd. InspIRCd is free software: you can
13 * redistribute it and/or modify it under the terms of the GNU General Public
14 * License as published by the Free Software Foundation, version 2.
16 * This program is distributed in the hope that it will be useful, but WITHOUT
17 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
18 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
27 #include "modules/account.h"
29 typedef insp::flat_set<std::string, irc::insensitive_swo> AllowChans;
31 class ModuleRestrictChans : public Module
33 AllowChans allowchans;
36 bool CanCreateChannel(LocalUser* user, const std::string& name)
38 const AccountExtItem* accountext = GetAccountExtItem();
39 if (allowregistered && accountext && accountext->get(user))
42 if (user->HasPrivPermission("channels/restricted-create"))
45 for (AllowChans::const_iterator it = allowchans.begin(), it_end = allowchans.end(); it != it_end; ++it)
47 if (InspIRCd::Match(name, *it))
56 : allowregistered(false)
60 void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
63 ConfigTagList tags = ServerInstance->Config->ConfTags("allowchannel");
64 for (ConfigIter i = tags.first; i != tags.second; ++i)
66 const std::string name = i->second->getString("name");
68 throw ModuleException("Empty <allowchannel:name> at " + i->second->getTagLocation());
70 newallows.insert(name);
72 allowchans.swap(newallows);
75 ConfigTag* tag = ServerInstance->Config->ConfValue("restrictchans");
76 allowregistered = tag->getBool("allowregistered", false);
79 ModResult OnUserPreJoin(LocalUser* user, Channel* chan, const std::string& cname, std::string& privs, const std::string& keygiven) CXX11_OVERRIDE
81 // channel does not yet exist (record is null, about to be created IF we were to allow it)
82 if (!chan && !CanCreateChannel(user, cname))
84 user->WriteNumeric(ERR_BANNEDFROMCHAN, cname, "You are not allowed to create new channels.");
88 return MOD_RES_PASSTHRU;
91 Version GetVersion() CXX11_OVERRIDE
93 return Version("Prevents unprivileged users from creating new channels.", VF_VENDOR);
97 MODULE_INIT(ModuleRestrictChans)