diff options
Diffstat (limited to 'activemodel/lib/active_model/serializable/json.rb')
| -rw-r--r-- | activemodel/lib/active_model/serializable/json.rb | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/activemodel/lib/active_model/serializable/json.rb b/activemodel/lib/active_model/serializable/json.rb deleted file mode 100644 index 79173929e4..0000000000 --- a/activemodel/lib/active_model/serializable/json.rb +++ /dev/null @@ -1,108 +0,0 @@ -require 'active_support/json' -require 'active_support/core_ext/class/attribute' - -module ActiveModel - # == Active Model Serializable as JSON - module Serializable - module JSON - extend ActiveSupport::Concern - include ActiveModel::Serializable - - included do - extend ActiveModel::Naming - - class_attribute :include_root_in_json - self.include_root_in_json = true - end - - # Returns a hash representing the model. Some configuration can be - # passed through +options+. - # - # The option <tt>include_root_in_json</tt> controls the top-level behavior - # of +as_json+. If true (the default) +as_json+ will emit a single root - # node named after the object's type. For example: - # - # user = User.find(1) - # user.as_json - # # => { "user": {"id": 1, "name": "Konata Izumi", "age": 16, - # "created_at": "2006/08/01", "awesome": true} } - # - # ActiveRecord::Base.include_root_in_json = false - # user.as_json - # # => {"id": 1, "name": "Konata Izumi", "age": 16, - # "created_at": "2006/08/01", "awesome": true} - # - # This behavior can also be achieved by setting the <tt>:root</tt> option to +false+ as in: - # - # user = User.find(1) - # user.as_json(root: false) - # # => {"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 Hash will include all the model's - # attributes. For example: - # - # user = User.find(1) - # user.as_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: - # - # user.as_json(:only => [ :id, :name ]) - # # => {"id": 1, "name": "Konata Izumi"} - # - # user.as_json(:except => [ :id, :created_at, :age ]) - # # => {"name": "Konata Izumi", "awesome": true} - # - # To include the result of some method calls on the model use <tt>:methods</tt>: - # - # user.as_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>: - # - # user.as_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"}]} - # - # Second level and higher order associations work as well: - # - # user.as_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 as_json(options = nil) - root = include_root_in_json - root = options[:root] if options.try(:key?, :root) - if root - root = self.class.model_name.element if root == true - { root => serializable_hash(options) } - else - serializable_hash(options) - end - end - - def from_json(json, include_root=include_root_in_json) - hash = ActiveSupport::JSON.decode(json) - hash = hash.values.first if include_root - self.attributes = hash - self - end - end - end -end |