gistfile1.rb

class BaseModel < CouchRest::ExtendedDocument
  include ActiveModel::Dirty
  use_database DB

  def initialize(passed_keys={}, options={})
    super(passed_keys, options)
    @changed_attributes = {}
  end

  class <<self
    def create_property_setter(property)
      property_name = property.name
      class_eval <<-EOS
        def #{property_name}=(value)
          self.send('#{property_name}_will_change!')
          self['#{property_name}'] = value
          cast_property_by_name('#{property_name}')
        end
      EOS

      if property.alias
        class_eval <<-EOS
          alias #{property.alias.to_sym}= #{property_name.to_sym}=
        EOS
      end
    end
  end

  def attributes
    self.to_hash
  end
end