mod_muc_config_restrict/mod_muc_config_restrict.lua

   1 local is_admin = require "core.usermanager".is_admin;
   2 local t_remove = table.remove;
   3
   4 local restricted_options = module:get_option_set("muc_config_restricted", {})._items;
   5
   6 function handle_config_submit(event)
   7         local stanza = event.stanza;
   8         if is_admin(stanza.attr.from, module.host) then return; end -- Don't restrict admins
   9         local fields = event.fields;
  10         for option in restricted_options do
  11                 fields[option] = nil; -- Like it was never there
  12         end
  13 end
  14
  15 function handle_config_request(event)
  16         if is_admin(event.actor, module.host) then return; end -- Don't restrict admins
  17         local form = event.form;
  18         for i = #form, 1, -1 do
  19                 if restricted_options[form[i].name] then
  20                         t_remove(form, i);
  21                 end
  22         end
  23 end
  24
  25 module:hook("muc-config-submitted", handle_config_submit);
  26 module:hook("muc-config-form", handle_config_request);