Stores and retrieves delegatable data through attributes on a ActiveRecord class, with support for translatable attributes.
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Add this line to your application's Gemfile:
gem 'active_delegate'
And then execute:
$ bundle
Or install it yourself as:
$ gem install active_delegate
class Address < ActiveRecord::Base # columns: :city, :district end class Person < ActiveRecord::Base # columns: :name, email, :phone, :address_id include ActiveDelegate belongs_to :address has_one :user has_many :books delegate_attributes to: :address, prefix: true, localized: true end params = { name: 'John', email: 'john@mail.com', address_city: 'Athens', address_city_el: 'Αθήνα', address_district: 'Attiki', address_district_el: 'Αττική' } person = Person.new(params) person.name # 'John' person.address_city # 'Athens' person.address.city # 'Athens' person.address_city_el # 'Αθήνα' person.address.city_el # 'Αθήνα' person.address_district # 'Attiki' person.address.district # 'Attiki' person.address_district_el # 'Αττική' person.address.district_el # 'Αττική' class User < ActiveRecord::Base # columns: :login, :password, :person_id include ActiveDelegate belongs_to :person, autosave: true delegate_associations to: :person delegate_attributes to: :person end params = { login: 'jonian', password: 'passwd', name: 'John', email: 'john@mail.com' } user = User.new(params) user.name # 'John' user.login # 'jonian' user.user # @user user.books # [] user.email # 'john@mail.com' user.email? # true user.email_changed? # true user.email_was # nil
After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment. To install this gem onto your local machine, run bundle exec rake install.
Bug reports and pull requests are welcome on GitHub at https://github.com/hardpixel/active-delegate.
The gem is available as open source under the terms of the MIT License.