prosody-modules
db4c66a1d24b
mod_muc_restrict_nick/mod_muc_restrict_nick.lua

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mod_muc_restrict_nick/mod_muc_restrict_nick.lua @ 5366:db4c66a1d24b

mod_http_oauth2: Fill in some client metadata defaults Explicit > Implicit Maybe we should actually use these for something as well? :) It's is somewhat an open question of how strictly we should enforce things in the client metadata given that it is somewhat extensible. Especially some of these enum fields which have corresponding IANA registries.
author Kim Alvefur <zash@zash.se>
date Tue, 25 Apr 2023 18:09:08 +0200
parent 4588:e7b126161e7b
line wrap: on
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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);