mod_rest: Add JSON mapping of XEP-0128: Service Discovery Extensions Example XEP-0157 payload: { "disco" : { "extensions" : { "http://jabber.org/network/serverinfo" : { "abuse-addresses" : [ "mailto:abuse@shakespeare.lit", "xmpp:abuse@shakespeare.lit" ], "admin-addresses" : [ "mailto:admin@shakespeare.lit", "xmpp:admin@shakespeare.lit" ], "feedback-addresses" : [ "http://shakespeare.lit/feedback.php", "mailto:feedback@shakespeare.lit", "xmpp:feedback@shakespeare.lit" ], "sales-addresses" : [ "xmpp:bard@shakespeare.lit" ], "security-addresses" : [ "xmpp:security@shakespeare.lit" ], "support-addresses" : [ "http://shakespeare.lit/support.php", "xmpp:support@shakespeare.lit" ] } } } }

module:depends("cache_c2s_caps");

local st = require "util.stanza";

local function disco_handler(event)
	local stanza, origin = event.stanza, event.origin;
	local query = stanza.tags[1];
	local to = stanza.attr.to;
	local node = query.attr.node;

	local target_session = prosody.full_sessions[to];
	if target_session == nil then
		return;
	end

	local disco_info = target_session.caps_cache;
	if disco_info ~= nil and (node == nil or node == disco_info.attr.node) then
		local iq = st.reply(stanza);
		iq:add_child(st.clone(disco_info));
		local log = origin.log or module._log;
		log("debug", "Answering disco#info on the behalf of %s", to);
		module:send(iq);
		return true;
	end
end

module:hook("iq-get/full/http://jabber.org/protocol/disco#info:query", disco_handler, 1);