-- Run JIDs through stringprep processing on behalf of clients

-- http://xmpp.org/extensions/inbox/jidprep.html

local jid_prep = require "util.jid".prep;

local st = require "util.stanza";

local xmlns_prep = "urn:xmpp:jidprep:0";

module:add_feature(xmlns_prep);

function prep_jid(event)

	local stanza = event.stanza;

	local jid = jid_prep(stanza:get_child_text("jid", xmlns_prep));

	if not jid then

		return event.origin.send(st.error_reply(stanza, "modify", "jid-malformed"));

	end

	return event.origin.send(st.reply(stanza):tag("jid", { xmlns = xmlns_prep }):text(jid));

end

module:hook("iq/host/"..xmlns_prep..":jid", prep_jid);

module:depends("http");

module:provides("http", {

	route = {

		["GET /*"] = function (event, jid)

			return jid_prep(jid) or 400;

		end;

	}

});