apps/workbench/app/controllers/groups_controller.rb

   1 class GroupsController < ApplicationController
   2   def index
   3     @groups = Group.all
   4     @group_uuids = @groups.collect &:uuid
   5     @links_from = Link.where link_class: 'permission', tail_uuid: @group_uuids
   6     @links_to = Link.where link_class: 'permission', head_uuid: @group_uuids
   7   end
   8 end