engine/app/models/editable_element.rb

class EditableElement

  include Mongoid::Document
  include Mongoid::I18n

  ## fields ##
  field :slug
  field :block
  localized_field :default_content
  field :default_attribute
  field :hint
  field :priority,    :type => Integer, :default => 0
  field :disabled,    :type => Boolean, :default => false
  field :assignable,  :type => Boolean, :default => true
  field :from_parent, :type => Boolean, :default => false

  ## associations ##
  embedded_in :page, :inverse_of => :editable_elements

  ## validations ##
  validates_presence_of :slug

  ## scopes ##
  scope :by_priority, :order_by => [[:priority, :desc]]

  ## methods ##

end