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| author | Joost Baaij <joost@spacebabies.nl> | 2012-03-13 16:14:20 +0100 |
|---|---|---|
| committer | Carlos Antonio da Silva <carlosantoniodasilva@gmail.com> | 2012-06-18 23:49:48 -0300 |
| commit | 757f7231cccd2bcbfb83fba5cb203fb320f3e613 (patch) | |
| tree | bd16dbccdaa0d54e2ad579c626c5a3ea5afbd49b | |
| parent | df2104e06784a4b98d8f30cb3ea4eee69304e768 (diff) | |
| download | rails-757f7231cccd2bcbfb83fba5cb203fb320f3e613.tar.gz rails-757f7231cccd2bcbfb83fba5cb203fb320f3e613.tar.bz2 rails-757f7231cccd2bcbfb83fba5cb203fb320f3e613.zip | |
Remember the stored attributes in a config attribute.
This allows you to retrieve the list of attributes you've defined.
Usable for e.g. selects in the view, or interators based on the
attributes you wish to store in the serialized column.
| -rw-r--r-- | activerecord/CHANGELOG.md | 6 | ||||
| -rw-r--r-- | activerecord/lib/active_record/store.rb | 12 | ||||
| -rw-r--r-- | activerecord/test/cases/store_test.rb | 6 |
3 files changed, 23 insertions, 1 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index cc18981e93..633198c4bb 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,5 +1,11 @@ ## Rails 4.0.0 (unreleased) ## +* Added a `stored_attributes` hash which contains the attributes stored + using ActiveRecord::Store. This allows you to retrieve the list of + attributes you've defined. + + *Joost Baaij* + * `composed_of` was removed. You'll have to write your own accessor and mutator methods if you'd like to use value objects to represent some portion of your models. So, instead of: diff --git a/activerecord/lib/active_record/store.rb b/activerecord/lib/active_record/store.rb index 542cb3187a..f5c7a9f034 100644 --- a/activerecord/lib/active_record/store.rb +++ b/activerecord/lib/active_record/store.rb @@ -1,3 +1,4 @@ +require 'active_support/concern' require 'active_support/core_ext/hash/indifferent_access' module ActiveRecord @@ -33,9 +34,18 @@ module ActiveRecord # class SuperUser < User # store_accessor :settings, :privileges, :servants # end + # + # The stored attribute names can be retrieved using +stored_attributes+. + # + # User.stored_attributes[:settings] # [:color, :homepage] module Store extend ActiveSupport::Concern + included do + config_attribute :stored_attributes + self.stored_attributes = {} + end + module ClassMethods def store(store_attribute, options = {}) serialize store_attribute, IndifferentCoder.new(options[:coder]) @@ -55,6 +65,8 @@ module ActiveRecord send(store_attribute)[key] end end + + self.stored_attributes[store_attribute] = keys.flatten end end diff --git a/activerecord/test/cases/store_test.rb b/activerecord/test/cases/store_test.rb index 79476ed2a4..e401dd4b12 100644 --- a/activerecord/test/cases/store_test.rb +++ b/activerecord/test/cases/store_test.rb @@ -13,7 +13,7 @@ class StoreTest < ActiveRecord::TestCase assert_equal 'black', @john.color assert_nil @john.homepage end - + test "writing store attributes through accessors" do @john.color = 'red' @john.homepage = '37signals.com' @@ -111,4 +111,8 @@ class StoreTest < ActiveRecord::TestCase @john.is_a_good_guy = false assert_equal false, @john.is_a_good_guy end + + test "stored attributes are returned" do + assert_equal [:color, :homepage], Admin::User.stored_attributes[:settings] + end end |