class User < ActiveRecord::Base
  symbolize :status , :in => [:active, :inactive]
  symbolize :so, :allow_blank => true, :in => {
    :mac => 'Mac OS X',
    :win => 'Windows',
    :linux => 'Linux'
  }
  symbolize :office, :allow_blank => true, :in => [
    [:kde , 'Koffice'],
    [:ms , 'Microsoft Office'],
    [:open, 'Open Office']
  ]
end

# para a defi