mod_traceback: Hook signal via event instead of directly
Safer this way, see Prosody trunk rev 69faf3552d52
local jid = require "util.jid";
local st = require "util.stanza";
local local_rooms = module:get_option_inherited_set("muc_local_only", {});
module:hook("muc-occupant-pre-join", function (event)
local room = event.room;
if not local_rooms:contains(room.jid) then
return; -- Not a protected room, ignore
end
local user_jid = event.occupant.bare_jid;
local user_host = jid.host(user_jid);
if not prosody.hosts[user_host] then
local error_reply = st.error_reply(event.stanza, "cancel", "forbidden", "This group is only available to local users", room.jid);
event.origin.send(error_reply);
return true;
end
room:set_affiliation(true, user_jid, "member", "Granting access to local user");
end);