diff options
Diffstat (limited to 'activerecord/lib/active_record/serializers/json_serializer.rb')
| -rw-r--r-- | activerecord/lib/active_record/serializers/json_serializer.rb | 85 |
1 files changed, 4 insertions, 81 deletions
diff --git a/activerecord/lib/active_record/serializers/json_serializer.rb b/activerecord/lib/active_record/serializers/json_serializer.rb index 21afcd6e5c..63bf42c09d 100644 --- a/activerecord/lib/active_record/serializers/json_serializer.rb +++ b/activerecord/lib/active_record/serializers/json_serializer.rb @@ -1,91 +1,14 @@ -require 'active_support/json' -require 'active_model/naming' - module ActiveRecord #:nodoc: module Serialization extend ActiveSupport::Concern + include ActiveModel::Serializers::JSON - included do - cattr_accessor :include_root_in_json, :instance_writer => false + class JSONSerializer < ActiveModel::Serializers::JSON::Serializer + include Serialization::RecordSerializer end - # Returns a JSON string representing the model. Some configuration is - # available through +options+. - # - # The option <tt>ActiveRecord::Base.include_root_in_json</tt> controls the - # top-level behavior of to_json. In a new Rails application, it is set to - # <tt>true</tt> in initializers/new_rails_defaults.rb. When it is <tt>true</tt>, - # to_json will emit a single root node named after the object's type. For example: - # - # konata = User.find(1) - # ActiveRecord::Base.include_root_in_json = true - # konata.to_json - # # => { "user": {"id": 1, "name": "Konata Izumi", "age": 16, - # "created_at": "2006/08/01", "awesome": true} } - # - # ActiveRecord::Base.include_root_in_json = false - # konata.to_json - # # => {"id": 1, "name": "Konata Izumi", "age": 16, - # "created_at": "2006/08/01", "awesome": true} - # - # The remainder of the examples in this section assume include_root_in_json is set to - # <tt>false</tt>. - # - # Without any +options+, the returned JSON string will include all - # the model's attributes. For example: - # - # konata = User.find(1) - # konata.to_json - # # => {"id": 1, "name": "Konata Izumi", "age": 16, - # "created_at": "2006/08/01", "awesome": true} - # - # The <tt>:only</tt> and <tt>:except</tt> options can be used to limit the attributes - # included, and work similar to the +attributes+ method. For example: - # - # konata.to_json(:only => [ :id, :name ]) - # # => {"id": 1, "name": "Konata Izumi"} - # - # konata.to_json(:except => [ :id, :created_at, :age ]) - # # => {"name": "Konata Izumi", "awesome": true} - # - # To include any methods on the model, use <tt>:methods</tt>. - # - # konata.to_json(:methods => :permalink) - # # => {"id": 1, "name": "Konata Izumi", "age": 16, - # "created_at": "2006/08/01", "awesome": true, - # "permalink": "1-konata-izumi"} - # - # To include associations, use <tt>:include</tt>. - # - # konata.to_json(:include => :posts) - # # => {"id": 1, "name": "Konata Izumi", "age": 16, - # "created_at": "2006/08/01", "awesome": true, - # "posts": [{"id": 1, "author_id": 1, "title": "Welcome to the weblog"}, - # {"id": 2, author_id: 1, "title": "So I was thinking"}]} - # - # 2nd level and higher order associations work as well: - # - # konata.to_json(:include => { :posts => { - # :include => { :comments => { - # :only => :body } }, - # :only => :title } }) - # # => {"id": 1, "name": "Konata Izumi", "age": 16, - # "created_at": "2006/08/01", "awesome": true, - # "posts": [{"comments": [{"body": "1st post!"}, {"body": "Second!"}], - # "title": "Welcome to the weblog"}, - # {"comments": [{"body": "Don't think too hard"}], - # "title": "So I was thinking"}]} def encode_json(encoder) - hash = Serializer.new(self, encoder.options).serializable_record - hash = { self.class.model_name.element => hash } if include_root_in_json - ActiveSupport::JSON.encode(hash) - end - - def as_json(options = nil) self end #:nodoc: - - def from_json(json) - self.attributes = ActiveSupport::JSON.decode(json) - self + JSONSerializer.new(self, encoder.options).to_s end end end |