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view plugins/mod_muc_unique.lua @ 13871:9eee04a95a25 13.0

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MUC: Fix nickname registration form error handling (fixes #1930) `dataform:data()` always returns the first table of collected values, even if there are errors, so checking for its absence did not detect when a required field (the only field, nickname) was missing.
author Kim Alvefur <zash@zash.se>
date Mon, 05 May 2025 16:32:45 +0200
parents 74b9e05af71e
children
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-- XEP-0307: Unique Room Names for Multi-User Chat
local st = require "prosody.util.stanza";
local unique_name = require "prosody.util.id".medium;
module:add_feature "http://jabber.org/protocol/muc#unique"
module:hook("iq-get/host/http://jabber.org/protocol/muc#unique:unique", function(event)
	local origin, stanza = event.origin, event.stanza;
	origin.send(st.reply(stanza)
		:tag("unique", {xmlns = "http://jabber.org/protocol/muc#unique"})
		:text(unique_name():lower())
	);
	return true;
end,-1);