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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2012-2016 Attila Molnar <attilamolnar@hush.com>
* Copyright (C) 2012-2013, 2017-2018, 2020 Sadie Powell <sadie@witchery.services>
* Copyright (C) 2012 Robby <robby@chatbelgie.be>
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2007, 2010 Craig Edwards <brain@inspircd.org>
* Copyright (C) 2007 Dennis Friis <peavey@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/whois.h"
enum
{
// From UnrealIRCd.
RPL_WHOISSPECIAL = 320
};
/** Handle /SWHOIS
*/
class CommandSwhois : public Command
{
public:
LocalIntExt operblock;
StringExtItem swhois;
CommandSwhois(Module* Creator)
: Command(Creator, "SWHOIS", 2, 2)
, operblock("swhois_operblock", ExtensionItem::EXT_USER, Creator)
, swhois("swhois", ExtensionItem::EXT_USER, Creator)
{
flags_needed = 'o';
syntax = "<nick> :<swhois>";
TRANSLATE2(TR_NICK, TR_TEXT);
}
CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
{
User* dest = ServerInstance->FindNick(parameters[0]);
if (!dest) // allow setting swhois using SWHOIS before reg
{
user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
return CMD_FAILURE;
}
std::string* text = swhois.get(dest);
if (text)
{
// We already had it set...
if (!user->server->IsULine())
// Ulines set SWHOISes silently
ServerInstance->SNO->WriteGlobalSno('a', "%s used SWHOIS to set %s's extra whois from '%s' to '%s'", user->nick.c_str(), dest->nick.c_str(), text->c_str(), parameters[1].c_str());
}
else if (!user->server->IsULine())
{
// Ulines set SWHOISes silently
ServerInstance->SNO->WriteGlobalSno('a', "%s used SWHOIS to set %s's extra whois to '%s'", user->nick.c_str(), dest->nick.c_str(), parameters[1].c_str());
}
operblock.set(user, 0);
if (parameters[1].empty())
swhois.unset(dest);
else
swhois.set(dest, parameters[1]);
/* Bug #376 - feature request -
* To cut down on the amount of commands services etc have to recognise, this only sends METADATA across the network now
* not an actual SWHOIS command. Any SWHOIS command sent from services will be automatically translated to METADATA by this.
* Sorry w00t i know this was your fix, but i got bored and wanted to clear down the tracker :)
* -- Brain
*/
ServerInstance->PI->SendMetaData(dest, "swhois", parameters[1]);
return CMD_SUCCESS;
}
};
class ModuleSWhois : public Module, public Whois::LineEventListener
{
CommandSwhois cmd;
public:
ModuleSWhois()
: Whois::LineEventListener(this)
, cmd(this)
{
}
// :kenny.chatspike.net 320 Brain Azhrarn :is getting paid to play games.
ModResult OnWhoisLine(Whois::Context& whois, Numeric::Numeric& numeric) CXX11_OVERRIDE
{
/* We use this and not OnWhois because this triggers for remote, too */
if (numeric.GetNumeric() == 312)
{
/* Insert our numeric before 312 */
std::string* swhois = cmd.swhois.get(whois.GetTarget());
if (swhois)
{
whois.SendLine(RPL_WHOISSPECIAL, *swhois);
}
}
/* Dont block anything */
return MOD_RES_PASSTHRU;
}
void OnPostOper(User* user, const std::string &opertype, const std::string &opername) CXX11_OVERRIDE
{
if (!IS_LOCAL(user))
return;
std::string swhois = user->oper->getConfig("swhois");
if (!swhois.length())
return;
cmd.operblock.set(user, 1);
cmd.swhois.set(user, swhois);
ServerInstance->PI->SendMetaData(user, "swhois", swhois);
}
void OnPostDeoper(User* user) CXX11_OVERRIDE
{
std::string* swhois = cmd.swhois.get(user);
if (!swhois)
return;
if (!cmd.operblock.get(user))
return;
cmd.operblock.set(user, 0);
cmd.swhois.unset(user);
ServerInstance->PI->SendMetaData(user, "swhois", "");
}
void OnDecodeMetaData(Extensible* target, const std::string& extname, const std::string&) CXX11_OVERRIDE
{
User* dest = static_cast<User*>(target);
if (dest && (extname == "swhois"))
cmd.operblock.set(dest, 0);
}
Version GetVersion() CXX11_OVERRIDE
{
return Version("Adds the /SWHOIS command which adds custom lines to a user's WHOIS response.", VF_OPTCOMMON | VF_VENDOR);
}
};
MODULE_INIT(ModuleSWhois)
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