test/active_record_test.rb test/fixtures/manufacturers.yml test/fixtures/products.yml @@ -97,12 +97,12 @@ By default `:allow_nil` is false for typed members but true for non-typed member @data_source.password # nil NOTE: Make sure your call `define_attribute_methods` before calling `hattr_accessor` when you're using ActiveRecord and your `:attribute` is a -database field. +database field. The call to `define_attribute_methods` must be after the `serialize` call so that `define_attribute_methods` knows about the +serialized field. - class CustomField < ActiveRecord::Base - define_attribute_methods - + class CustomField < ActiveRecord::Base serialize :configuration, Hash + define_attribute_methods hattr_accessor :testing, :attribute => :configuration end README.markdown @@ -4,12 +4,22 @@ module Huberry module HattrAccessor class MissingAttributeError < StandardError; self; end + def hattr_defined?(attribute) + hattr_attributes.include?(attribute.to_sym) + end + + def hattr_attributes + @hattr_attributes ||= [] + end + def hattr_accessor(*attrs) options = attrs.last.is_a?(Hash) ? attrs.pop : {} raise MissingAttributeError, 'Must specify the :attribute option with the name of an attribute which will store the hash' if options[:attribute].nil? attrs.each do |name| + hattr_attributes << name + # Defines a type casting getter method for each attribute # define_method name do @@ -75,7 +85,31 @@ module Huberry EOF end end + + module ActiveRecordExtensions + def self.included(base) + base.class_eval do + + def read_attribute_with_hattr_accessor(attribute) + self.class.hattr_defined?(attribute) ? send(attribute) : read_attribute_without_hattr_accessor(attribute) + end + alias_method_chain :read_attribute, :hattr_accessor + + def write_attribute_with_hattr_accessor(attribute, value) + self.class.hattr_defined?(attribute) ? send("#{attribute}=".to_sym, value) : write_attribute_without_hattr_accessor(attribute, value) + end + alias_method_chain :write_attribute, :hattr_accessor + + def query_attribute_with_hattr_accessor(attribute) + self.class.hattr_defined?(attribute) ? send("#{attribute}?".to_sym) : query_attribute_without_hattr_accessor(attribute) + end + alias_method_chain :query_attribute, :hattr_accessor + + end + end + end end end -Class.send :include, Huberry::HattrAccessor \ No newline at end of file +Class.send :include, Huberry::HattrAccessor +ActiveRecord::Base.send :include, Huberry::HattrAccessor::ActiveRecordExtensions if Object.const_defined?(:ActiveRecord) lib/hattr_accessor.rb 8de14471eff8732bd54741236c8a7968a4ee1a56 Andrew White andyw@pixeltrix.co.uk http://github.com/shuber/hattr_accessor/commit/9f9cda52569cf884671d6e0a4db7cb7dc2ca7a9f 9f9cda52569cf884671d6e0a4db7cb7dc2ca7a9f 2009-02-28T08:07:06-08:00 2009-02-28T08:07:06-08:00 Make hash attributes work with belong_to associations by chaining with the *_attribute methods c4c5aed137373d52d7ef80089ceae8ad5f791b16 Andrew White andyw@pixeltrix.co.uk