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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2013, 2017-2019 Sadie Powell <sadie@witchery.services>
* Copyright (C) 2013 Daniel Vassdal <shutter@canternet.org>
* Copyright (C) 2012-2016, 2018 Attila Molnar <attilamolnar@hush.com>
* Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
* Copyright (C) 2006, 2010 Craig Edwards <brain@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"
/** Handle /SAMODE
*/
class CommandSamode : public Command
{
bool logged;
public:
bool active;
CommandSamode(Module* Creator) : Command(Creator,"SAMODE", 2)
{
allow_empty_last_param = false;
flags_needed = 'o';
syntax = "<target> (+|-)<modes> [<mode-parameters>]";
active = false;
}
CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
{
if (parameters[0].c_str()[0] != '#')
{
User* target = ServerInstance->FindNickOnly(parameters[0]);
if ((!target) || (target->registered != REG_ALL))
{
user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
return CMD_FAILURE;
}
// Changing the modes of another user requires a special permission
if ((target != user) && (!user->HasPrivPermission("users/samode-usermodes")))
{
user->WriteNotice("*** You are not allowed to /SAMODE other users (the privilege users/samode-usermodes is needed to /SAMODE others).");
return CMD_FAILURE;
}
}
// XXX: Make ModeParser clear LastParse
Modes::ChangeList emptychangelist;
ServerInstance->Modes->ProcessSingle(ServerInstance->FakeClient, NULL, ServerInstance->FakeClient, emptychangelist);
logged = false;
this->active = true;
ServerInstance->Parser.CallHandler("MODE", parameters, user);
this->active = false;
if (!logged)
{
// If we haven't logged anything yet then the client queried the list of a listmode
// (e.g. /SAMODE #chan b), which was handled internally by the MODE command handler.
//
// Viewing the modes of a user or a channel could also result in this, but
// that is not possible with /SAMODE because we require at least 2 parameters.
LogUsage(user, stdalgo::string::join(parameters));
}
return CMD_SUCCESS;
}
void LogUsage(const User* user, const std::string& text)
{
logged = true;
ServerInstance->SNO->WriteGlobalSno('a', user->nick + " used SAMODE: " + text);
}
};
class ModuleSaMode : public Module
{
CommandSamode cmd;
public:
ModuleSaMode()
: cmd(this)
{
}
Version GetVersion() CXX11_OVERRIDE
{
return Version("Adds the /SAMODE command which allows server operators to change the modes of a target (channel, user) that they would not otherwise have the privileges to change.", VF_VENDOR);
}
ModResult OnPreMode(User* source, User* dest, Channel* channel, Modes::ChangeList& modes) CXX11_OVERRIDE
{
if (cmd.active)
return MOD_RES_ALLOW;
return MOD_RES_PASSTHRU;
}
void OnMode(User* user, User* destuser, Channel* destchan, const Modes::ChangeList& modes, ModeParser::ModeProcessFlag processflags) CXX11_OVERRIDE
{
if (!cmd.active)
return;
std::string logtext = (destuser ? destuser->nick : destchan->name);
logtext.push_back(' ');
logtext += ClientProtocol::Messages::Mode::ToModeLetters(modes);
for (Modes::ChangeList::List::const_iterator i = modes.getlist().begin(); i != modes.getlist().end(); ++i)
{
const Modes::Change& item = *i;
if (!item.param.empty())
logtext.append(1, ' ').append(item.param);
}
cmd.LogUsage(user, logtext);
}
void Prioritize() CXX11_OVERRIDE
{
Module* disable = ServerInstance->Modules->Find("m_disable.so");
ServerInstance->Modules->SetPriority(this, I_OnRawMode, PRIORITY_BEFORE, disable);
Module *override = ServerInstance->Modules->Find("m_override.so");
ServerInstance->Modules->SetPriority(this, I_OnPreMode, PRIORITY_BEFORE, override);
}
};
MODULE_INIT(ModuleSaMode)
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