Module: Property::Attribute::ClassMethods

Defined in:
lib/property/attribute.rb

Instance Method Summary collapse

Instance Method Details

#store_properties_in(accessor) ⇒ Object



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# File 'lib/property/attribute.rb', line 37

def store_properties_in(accessor)
  if accessor.nil? || accessor == self
    accessor = ''
  else
    accessor = "#{accessor}."
  end
  load_and_dump_methods =<<-EOF
    private
      def load_properties
        raw_data = #{accessor}read_attribute('properties')
        prop = raw_data ? decode_properties(raw_data) : Properties.new
        # We need to set the owner to access property definitions and enable
        # type casting on write.
        prop.owner = self
        prop
      end

      def dump_properties
        if @properties && @properties.changed?
          if [email protected]?
            #{accessor}write_attribute('properties', encode_properties(@properties))
          else
            #{accessor}write_attribute('properties', nil)
          end
          @properties.clear_changes!
        end
        true
      end
  EOF
  class_eval(load_and_dump_methods, __FILE__, __LINE__)
end