jiti-meet/resources/prosody-plugins/mod_muc_password_whitelist.lua

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--- AUTHOR: https://gist.github.com/legastero Lance Stout
local jid_split = require "util.jid".split;
local whitelist = module:get_option_set("muc_password_whitelist");
local MUC_NS = "http://jabber.org/protocol/muc";
module:hook("muc-occupant-pre-join", function (event)
local room, stanza = event.room, event.stanza;
local user, domain, res = jid_split(event.stanza.attr.from);
--no user object means no way to check whitelist
if user == nil then
return
end
if not whitelist then
return;
end
if not whitelist:contains(domain) and not whitelist:contains(user..'@'..domain) then
return;
end
local join = stanza:get_child("x", MUC_NS);
if not join then
join = stanza:tag("x", { xmlns = MUC_NS });
end
local password = join:get_child("password", MUC_NS);
if password then
-- removes <password... node,
-- seems like password:text( appends text, not replacing it
join:maptags(
function(tag)
for k, v in pairs(tag) do
if k == "name" and v == "password" then
return nil
end
end
return tag
end
);
end
join:tag("password", { xmlns = MUC_NS }):text(room:get_password());
module:log("debug", "Applied password access whitelist for %s in room %s", event.stanza.attr.from, room.jid);
end, -7); --- Run before the password check (priority -20), runs after lobby(priority -4) and members-only (priority -5).
module:hook_global("config-reloaded", function (event)
module:log("debug", "Reloading MUC password access whitelist");
whitelist = module:get_option_set("muc_password_whitelist");
end)