IMPORTANT: due to a drive failure, as of 13-Mar-2021, the Mercurial repository had to be re-mirrored, which changed every commit SHA. The old SHAs and trees are backed up in the vault branches. Please migrate to the new branches as soon as you can.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
prosody/plugins/muc/members_only.lib.lua

103 lines
3.4 KiB

-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
-- Copyright (C) 2014 Daurnimator
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
local muc_util = module:require "muc/util";
local valid_roles, valid_affiliations = muc_util.valid_roles, muc_util.valid_affiliations;
local function get_members_only(room)
return room._data.members_only;
end
local function set_members_only(room, members_only)
members_only = members_only and true or nil;
if room._data.members_only == members_only then return false; end
room._data.members_only = members_only;
if room.save then room:save(true); end
return true;
end
module:hook("muc-disco#info", function(event)
event.reply:tag("feature", {var = get_members_only(event.room) and "muc_membersonly" or "muc_open"}):up();
end);
module:hook("muc-config-form", function(event)
table.insert(event.form, {
name = "muc#roomconfig_membersonly";
type = "boolean";
label = "Make Room Members-Only?";
value = get_members_only(event.room);
});
end);
module:hook("muc-config-submitted", function(event)
local new = event.fields["muc#roomconfig_membersonly"];
if new ~= nil and set_members_only(event.room, new) then
event.status_codes["104"] = true;
end
end);
-- No affiliation => role of "none"
module:hook("muc-get-default-role", function(event)
if not event.affiliation and get_members_only(event.room) then
return false;
end
end);
-- registration required for entering members-only room
module:hook("muc-occupant-pre-join", function(event)
local room = event.room;
if get_members_only(room) then
local stanza = event.stanza;
local affiliation = room:get_affiliation(stanza.attr.from);
if valid_affiliations[affiliation or "none"] <= valid_affiliations.none then
local reply = st.error_reply(stanza, "auth", "registration-required"):up();
reply.tags[1].attr.code = "407";
event.origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"}));
return true;
end
end
end, -5);
-- Invitation privileges in members-only rooms SHOULD be restricted to room admins;
-- if a member without privileges to edit the member list attempts to invite another user
-- the service SHOULD return a <forbidden/> error to the occupant
module:hook("muc-pre-invite", function(event)
local room = event.room;
if get_members_only(room) then
local stanza = event.stanza;
local affiliation = room:get_affiliation(stanza.attr.from);
if valid_affiliations[affiliation or "none"] < valid_affiliations.admin then
event.origin.send(st.error_reply(stanza, "auth", "forbidden"));
return true;
end
end
end);
-- When an invite is sent; add an affiliation for the invitee
module:hook("muc-invite", function(event)
local room = event.room;
if get_members_only(room) then
local stanza = event.stanza;
local invitee = stanza.attr.to;
local affiliation = room:get_affiliation(invitee);
if valid_affiliations[affiliation or "none"] <= valid_affiliations.none then
local from = stanza:get_child("x", "http://jabber.org/protocol/muc#user")
:get_child("invite").attr.from;
module:log("debug", "%s invited %s into members only room %s, granting membership",
from, invitee, room.jid);
-- This might fail; ignore for now
room:set_affiliation(from, invitee, "member", "Invited by " .. from);
end
end
end);
return {
get = get_members_only;
set = set_members_only;
};