diff options
Diffstat (limited to 'activemodel/lib/active_model/serializers')
| -rw-r--r-- | activemodel/lib/active_model/serializers/xml.rb | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/activemodel/lib/active_model/serializers/xml.rb b/activemodel/lib/active_model/serializers/xml.rb deleted file mode 100644 index e33c766627..0000000000 --- a/activemodel/lib/active_model/serializers/xml.rb +++ /dev/null @@ -1,238 +0,0 @@ -require 'active_support/core_ext/module/attribute_accessors' -require 'active_support/core_ext/array/conversions' -require 'active_support/core_ext/hash/conversions' -require 'active_support/core_ext/hash/slice' -require 'active_support/core_ext/time/acts_like' - -module ActiveModel - module Serializers - # == \Active \Model XML Serializer - module Xml - extend ActiveSupport::Concern - include ActiveModel::Serialization - - included do - extend ActiveModel::Naming - end - - class Serializer #:nodoc: - class Attribute #:nodoc: - attr_reader :name, :value, :type - - def initialize(name, serializable, value) - @name, @serializable = name, serializable - - if value.acts_like?(:time) && value.respond_to?(:in_time_zone) - value = value.in_time_zone - end - - @value = value - @type = compute_type - end - - def decorations - decorations = {} - decorations[:encoding] = 'base64' if type == :binary - decorations[:type] = (type == :string) ? nil : type - decorations[:nil] = true if value.nil? - decorations - end - - protected - - def compute_type - return if value.nil? - type = ActiveSupport::XmlMini::TYPE_NAMES[value.class.name] - type ||= :string if value.respond_to?(:to_str) - type ||= :yaml - type - end - end - - class MethodAttribute < Attribute #:nodoc: - end - - attr_reader :options - - def initialize(serializable, options = nil) - @serializable = serializable - @options = options ? options.dup : {} - end - - def serializable_hash - @serializable.serializable_hash(@options.except(:include)) - end - - def serializable_collection - methods = Array(options[:methods]).map(&:to_s) - serializable_hash.map do |name, value| - name = name.to_s - if methods.include?(name) - self.class::MethodAttribute.new(name, @serializable, value) - else - self.class::Attribute.new(name, @serializable, value) - end - end - end - - def serialize - require 'builder' unless defined? ::Builder - - options[:indent] ||= 2 - options[:builder] ||= ::Builder::XmlMarkup.new(indent: options[:indent]) - - @builder = options[:builder] - @builder.instruct! unless options[:skip_instruct] - - root = (options[:root] || @serializable.model_name.element).to_s - root = ActiveSupport::XmlMini.rename_key(root, options) - - args = [root] - args << { xmlns: options[:namespace] } if options[:namespace] - args << { type: options[:type] } if options[:type] && !options[:skip_types] - - @builder.tag!(*args) do - add_attributes_and_methods - add_includes - add_extra_behavior - add_procs - yield @builder if block_given? - end - end - - private - - def add_extra_behavior - end - - def add_attributes_and_methods - serializable_collection.each do |attribute| - key = ActiveSupport::XmlMini.rename_key(attribute.name, options) - ActiveSupport::XmlMini.to_tag(key, attribute.value, - options.merge(attribute.decorations)) - end - end - - def add_includes - @serializable.send(:serializable_add_includes, options) do |association, records, opts| - add_associations(association, records, opts) - end - end - - # TODO: This can likely be cleaned up to simple use ActiveSupport::XmlMini.to_tag as well. - def add_associations(association, records, opts) - merged_options = opts.merge(options.slice(:builder, :indent)) - merged_options[:skip_instruct] = true - - [:skip_types, :dasherize, :camelize].each do |key| - merged_options[key] = options[key] if merged_options[key].nil? && !options[key].nil? - end - - if records.respond_to?(:to_ary) - records = records.to_ary - - tag = ActiveSupport::XmlMini.rename_key(association.to_s, options) - type = options[:skip_types] ? { } : { type: "array" } - association_name = association.to_s.singularize - merged_options[:root] = association_name - - if records.empty? - @builder.tag!(tag, type) - else - @builder.tag!(tag, type) do - records.each do |record| - if options[:skip_types] - record_type = {} - else - record_class = (record.class.to_s.underscore == association_name) ? nil : record.class.name - record_type = { type: record_class } - end - - record.to_xml merged_options.merge(record_type) - end - end - end - else - merged_options[:root] = association.to_s - - unless records.class.to_s.underscore == association.to_s - merged_options[:type] = records.class.name - end - - records.to_xml merged_options - end - end - - def add_procs - if procs = options.delete(:procs) - Array(procs).each do |proc| - if proc.arity == 1 - proc.call(options) - else - proc.call(options, @serializable) - end - end - end - end - end - - # Returns XML representing the model. Configuration can be - # passed through +options+. - # - # Without any +options+, the returned XML string will include all the - # model's attributes. - # - # user = User.find(1) - # user.to_xml - # - # <?xml version="1.0" encoding="UTF-8"?> - # <user> - # <id type="integer">1</id> - # <name>David</name> - # <age type="integer">16</age> - # <created-at type="dateTime">2011-01-30T22:29:23Z</created-at> - # </user> - # - # The <tt>:only</tt> and <tt>:except</tt> options can be used to limit the - # attributes included, and work similar to the +attributes+ method. - # - # To include the result of some method calls on the model use <tt>:methods</tt>. - # - # To include associations use <tt>:include</tt>. - # - # For further documentation, see <tt>ActiveRecord::Serialization#to_xml</tt> - def to_xml(options = {}, &block) - Serializer.new(self, options).serialize(&block) - end - - # Sets the model +attributes+ from an XML string. Returns +self+. - # - # class Person - # include ActiveModel::Serializers::Xml - # - # attr_accessor :name, :age, :awesome - # - # def attributes=(hash) - # hash.each do |key, value| - # instance_variable_set("@#{key}", value) - # end - # end - # - # def attributes - # instance_values - # end - # end - # - # xml = { name: 'bob', age: 22, awesome:true }.to_xml - # person = Person.new - # person.from_xml(xml) # => #<Person:0x007fec5e3b3c40 @age=22, @awesome=true, @name="bob"> - # person.name # => "bob" - # person.age # => 22 - # person.awesome # => true - def from_xml(xml) - self.attributes = Hash.from_xml(xml).values.first - self - end - end - end -end |