File

plugins/mod_s2s_bidi.lua @ 12591:494577d883ff

util.table: Fix inaccurate comment Probably a duplicate of the comment next to Lmove, recorded by mistake Lpack can probably be removed at some point in the near future once we are confident it is not used anywhere.
author Kim Alvefur <zash@zash.se>
date Mon, 11 Jul 2022 20:02:10 +0200
parent 12330:38b5b05407be
child 12809:71bd009a9789
line wrap: on
line source

-- Prosody IM
-- Copyright (C) 2019 Kim Alvefur
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--

local st = require "util.stanza";

local xmlns_bidi_feature = "urn:xmpp:features:bidi"
local xmlns_bidi = "urn:xmpp:bidi";

local require_encryption = module:get_option_boolean("s2s_require_encryption", true);

module:hook("s2s-stream-features", function(event)
	local origin, features = event.origin, event.features;
	if origin.type == "s2sin_unauthed" and (not require_encryption or origin.secure) then
		features:tag("bidi", { xmlns = xmlns_bidi_feature }):up();
	end
end);

module:hook_tag("http://etherx.jabber.org/streams", "features", function (session, stanza)
	if session.type == "s2sout_unauthed" and (not require_encryption or session.secure) then
		local bidi = stanza:get_child("bidi", xmlns_bidi_feature);
		if bidi then
			session.incoming = true;
			session.log("debug", "Requesting bidirectional stream");
			session.sends2s(st.stanza("bidi", { xmlns = xmlns_bidi }));
		end
	end
end, 200);

module:hook_tag("urn:xmpp:bidi", "bidi", function(session)
	if session.type == "s2sin_unauthed" and (not require_encryption or session.secure) then
		session.log("debug", "Requested bidirectional stream");
		session.outgoing = true;
		return true;
	end
end);