File

plugins/mod_watchregistrations.lua @ 10794:4585fe53e21f

MUC: Enforce strict resourceprep when registering room nicknames If nickname enforcement is enabled this would otherwise let you bypass the join check in muc.lib by registering an invalid nickname and then joining with any nickname, letting register.lib change it to the invalid registered nick.
author Kim Alvefur <zash@zash.se>
date Sat, 02 May 2020 20:12:41 +0200
parent 8812:3d7fceaff230
child 12977:74b9e05af71e
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-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--


local host = module:get_host();
local jid_prep = require "util.jid".prep;

local registration_watchers = module:get_option_set("registration_watchers", module:get_option("admins", {})) / jid_prep;
local registration_from = module:get_option_string("registration_from", host);
local registration_notification = module:get_option_string("registration_notification", "User $username just registered on $host from $ip");
local msg_type = module:get_option_string("registration_notification_type", "chat");

local st = require "util.stanza";

module:hook("user-registered", function (user)
	module:log("debug", "Notifying of new registration");
	local message = st.message{ type = msg_type, from = registration_from }
		:tag("body")
			:text(registration_notification:gsub("%$(%w+)", function (v)
				return user[v] or user.session and user.session[v] or nil;
			end))
		:up();
	for jid in registration_watchers do
		module:log("debug", "Notifying %s", jid);
		message.attr.to = jid;
		module:send(message);
	end
end);