orbit-basic/app/models/meta/meta.rb

class Meta
  
  include Mongoid::Document
  include Mongoid::Timestamps
    
  field :key
  field :value, :default => nil

  has_one :i18n_variable, :as => :language_value, :autosave => true, :dependent => :destroy

  def get_name_content
  	[self.key, get_content]
  end

  def get_content
  	self.value ? self.value : self.i18n_variable[I18n.locale]
  end
  
end