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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2022 delthas
* Copyright (C) 2018-2023, 2026 Sadie Powell <sadie@sadiepowell.dev>
* Copyright (C) 2012 Robby <robby@chatbelgie.be>
* Copyright (C) 2012 Attila Molnar <attilamolnar@hush.com>
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007 John Brooks <john@jbrooks.io>
*
* 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/ircv3.h"
#include "modules/ircv3_replies.h"
#include "modules/monitor.h"
class CommandSetName final
: public SplitCommand
{
private:
IRCv3::Replies::Fail fail;
public:
Cap::Capability cap;
bool notifyopers;
CommandSetName(Module* Creator)
: SplitCommand(Creator, "SETNAME", 1, 1)
, fail(Creator)
, cap(Creator, "setname")
{
syntax = { ":<realname>" };
}
CmdResult HandleLocal(LocalUser* user, const Params& parameters) override
{
if (parameters[0].size() > ServerInstance->Config->Limits.MaxReal)
{
fail.SendIfCap(user, &cap, this, "INVALID_REALNAME", "Real name is too long");
return CmdResult::FAILURE;
}
// Disallow the real name change if <security:restrictbannedusers> is on and there is a ban
// matching this user in one of the channels they are on.
if (ServerInstance->Config->RestrictBannedUsers != ServerConfig::BUT_NORMAL)
{
for (const auto* memb : user->chans)
{
if (memb->chan->GetPrefixValue(user) < VOICE_VALUE && memb->chan->IsBanned(user))
{
if (ServerInstance->Config->RestrictBannedUsers == ServerConfig::BUT_RESTRICT_NOTIFY)
{
fail.SendIfCap(user, &cap, this, "CANNOT_CHANGE_REALNAME", INSP_FORMAT("Cannot change nickname while on {} (you're banned)",
memb->chan->name));
}
return CmdResult::FAILURE;
}
}
}
user->ChangeRealName(parameters[0]);
if (notifyopers)
ServerInstance->SNO.WriteGlobalSno('a', "{} used SETNAME to change their real name to '{}'",
user->nick, parameters[0]);
return CmdResult::SUCCESS;
}
};
class ModuleSetName final
: public Module
{
private:
CommandSetName cmd;
ClientProtocol::EventProvider setnameevprov;
Monitor::API monitorapi;
public:
ModuleSetName()
: Module(VF_VENDOR, "Adds the /SETNAME command which allows users to change their real name.")
, cmd(this)
, setnameevprov(this, "SETNAME")
, monitorapi(this)
{
}
void ReadConfig(ConfigStatus& status) override
{
const auto& tag = ServerInstance->Config->ConfValue("setname");
// Whether the module should only be usable by server operators.
bool operonly = tag->getBool("operonly");
cmd.access_needed = operonly ? CmdAccess::OPERATOR : CmdAccess::NORMAL;
// Whether a snotice should be sent out when a user changes their real name.
cmd.notifyopers = tag->getBool("notifyopers", !operonly);
}
void OnChangeRealName(User* user, const std::string& real) override
{
if (!(user->connected & User::CONN_NICKUSER))
return;
ClientProtocol::Message msg("SETNAME", user);
msg.PushParamRef(real);
ClientProtocol::Event protoev(setnameevprov, msg);
IRCv3::WriteNeighborsWithCap res(user, protoev, cmd.cap, true);
Monitor::WriteWatchersWithCap(monitorapi, user, protoev, cmd.cap, res.GetAlreadySentId());
}
};
MODULE_INIT(ModuleSetName)
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