Module: HdaArAccessor::ClassMethods

Defined in:
lib/hda/ar_accessors.rb

Instance Method Summary collapse

Instance Method Details

#has_dynamic_attribute(attr) ⇒ Object 



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# File 'lib/hda/ar_accessors.rb', line 12

def has_dynamic_attribute attr
  instance_eval <<-EOF
    alias origin_find find
    def find *args
      obj = origin_find(args.shift)
      unless obj.blank?
        case obj
          when Array
            obj.map{|o| o.map_json_text_to_struct!}
          else
            obj.map_json_text_to_struct!
        end
      end
      obj
    end
  EOF
  include HdaArAccessor::InstanceMethods
  write_inheritable_attribute :dynamic_attr, attr 
  class_inheritable_reader :dynamic_attr
  after_validation :map_struct_to_json_text!
end