ActiveDelegate
Stores and retrieves delegatable data through attributes on a ActiveRecord class, with support for translatable attributes.
Installation
Add this line to your application's Gemfile:
gem 'active_delegate'And then execute:
$ bundle
Or install it yourself as:
$ gem install active_delegate
Usage
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 # nilDevelopment
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.
Contributing
Bug reports and pull requests are welcome on GitHub at https://github.com/hardpixel/active-delegate.
License
The gem is available as open source under the terms of the MIT License.