/*
* InspIRCd -- Internet Relay Chat Daemon
*
+ * Copyright (C) 2018-2019 linuxdaemon <linuxdaemon.irc@gmail.com>
+ * Copyright (C) 2013, 2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2013 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2012 Robby <robby@chatbelgie.be>
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007, 2010 Craig Edwards <brain@inspircd.org>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
- * Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
- * Copyright (C) 2005-2006 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
#include "inspircd.h"
+#include "modules/account.h"
-/* $ModDesc: Only opers may create new channels if this module is loaded */
+typedef insp::flat_set<std::string, irc::insensitive_swo> AllowChans;
class ModuleRestrictChans : public Module
{
- std::set<irc::string> allowchans;
+ AllowChans allowchans;
+ bool allowregistered;
- void ReadConfig()
+ bool CanCreateChannel(LocalUser* user, const std::string& name)
{
- allowchans.clear();
- ConfigTagList tags = ServerInstance->Config->ConfTags("allowchannel");
- for(ConfigIter i = tags.first; i != tags.second; ++i)
+ const AccountExtItem* accountext = GetAccountExtItem();
+ if (allowregistered && accountext && accountext->get(user))
+ return true;
+
+ if (user->HasPrivPermission("channels/restricted-create"))
+ return true;
+
+ for (AllowChans::const_iterator it = allowchans.begin(), it_end = allowchans.end(); it != it_end; ++it)
{
- ConfigTag* tag = i->second;
- std::string txt = tag->getString("name");
- allowchans.insert(txt.c_str());
+ if (InspIRCd::Match(name, *it))
+ return true;
}
+
+ return false;
}
public:
ModuleRestrictChans()
+ : allowregistered(false)
{
- ReadConfig();
- Implementation eventlist[] = { I_OnUserPreJoin, I_OnRehash };
- ServerInstance->Modules->Attach(eventlist, this, 2);
}
- virtual void OnRehash(User* user)
+ void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
{
- ReadConfig();
- }
+ AllowChans newallows;
+ ConfigTagList tags = ServerInstance->Config->ConfTags("allowchannel");
+ for (ConfigIter i = tags.first; i != tags.second; ++i)
+ {
+ const std::string name = i->second->getString("name");
+ if (name.empty())
+ throw ModuleException("Empty <allowchannel:name> at " + i->second->getTagLocation());
+ newallows.insert(name);
+ }
+ allowchans.swap(newallows);
- virtual ModResult OnUserPreJoin(User* user, Channel* chan, const char* cname, std::string &privs, const std::string &keygiven)
- {
- irc::string x = cname;
- if (!IS_LOCAL(user))
- return MOD_RES_PASSTHRU;
+ // Global config
+ ConfigTag* tag = ServerInstance->Config->ConfValue("restrictchans");
+ allowregistered = tag->getBool("allowregistered", false);
+ }
+ ModResult OnUserPreJoin(LocalUser* user, Channel* chan, const std::string& cname, std::string& privs, const std::string& keygiven) CXX11_OVERRIDE
+ {
// channel does not yet exist (record is null, about to be created IF we were to allow it)
- if (!chan)
+ if (!chan && !CanCreateChannel(user, cname))
{
- // user is not an oper and its not in the allow list
- if ((!IS_OPER(user)) && (allowchans.find(x) == allowchans.end()))
- {
- user->WriteNumeric(ERR_BANNEDFROMCHAN, "%s %s :Only IRC operators may create new channels",user->nick.c_str(),cname);
- return MOD_RES_DENY;
- }
+ user->WriteNumeric(ERR_BANNEDFROMCHAN, cname, "You are not allowed to create new channels.");
+ return MOD_RES_DENY;
}
- return MOD_RES_PASSTHRU;
- }
- virtual ~ModuleRestrictChans()
- {
+ return MOD_RES_PASSTHRU;
}
- virtual Version GetVersion()
+ Version GetVersion() CXX11_OVERRIDE
{
- return Version("Only opers may create new channels if this module is loaded",VF_VENDOR);
+ return Version("Prevents unprivileged users from creating new channels.", VF_VENDOR);
}
};