File

mod_deny_omemo/mod_deny_omemo.lua @ 5458:813fe4f76286

mod_http_oauth2: Do minimal validation of private-use URI schemes Per draft-ietf-oauth-v2-1-08#section-2.3.1 > At a minimum, any private-use URI scheme that doesn't contain a period > character (.) SHOULD be rejected. Since this would rule out the OOB URI, which is useful for CLI tools and such without a built-in http server, it is explicitly allowed.
author Kim Alvefur <zash@zash.se>
date Tue, 16 May 2023 22:18:12 +0200
parent 3053:2ad35f08bd57
line wrap: on
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local st = require "util.stanza";

local omemo_namespace_prefix = "eu.siacs.conversations.axolotl."

module:hook("iq/bare/http://jabber.org/protocol/pubsub:pubsub", function (event)
	local origin, stanza = event.origin, event.stanza;

	local node = stanza.tags[1].tags[1].attr.node;
	if node and node:sub(1, #omemo_namespace_prefix) == omemo_namespace_prefix then
		origin.send(st.error_reply(stanza, "cancel", "item-not-found", "OMEMO is disabled"));
		return true;
	end
end, 10);