prosody-modules
679f1834dbdb
mod_muc_restrict_nick/mod_muc_restrict_nick.lua

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mod_muc_restrict_nick/mod_muc_restrict_nick.lua @ 4709:679f1834dbdb

mod_delegation: update to XEP-0355 v0.5 - namespace bump to "urn:xmpp:delegation:2" - disco remaining infos now uses the XEP defined "urn:xmpp:delegation:2:bare:disco#info:*" namespace - complemeted disco remaining infos implementation for requests made on nodes not already managed by the server - bare JID disco items now uses the XEP defined "urn:xmpp:delegation:2:bare:disco#items:*'" namespace
author Goffi <goffi@goffi.org>
date Fri, 15 Oct 2021 15:10:36 +0200
parent 4588:e7b126161e7b
line wrap: on
line source

local jid = require "util.jid";
local st = require "util.stanza";

local nick_pattern = module:get_option_string("muc_restrict_nick_pattern", "^%w+$");

module:hook("muc-occupant-pre-join", function (event)
	local nick = jid.resource(event.occupant.nick);
	if not nick:match(nick_pattern) then
		local reply = st.error_reply(event.stanza, "modify", "policy-violation", "Unacceptable nickname, please try another");
		module:send(reply);
		return true;
	end
end);