class AddGradersRightToAdminRole < ActiveRecord::Migration def self.up admin_role = Role.find_by_name('admin') graders_right = Right.create(:name => 'graders_admin', :controller => 'graders', :action => 'all') admin_role.rights << graders_right; admin_role.save end def self.down graders_right = Right.find_by_name('graders_admin') graders_right.destroy end end