diff options
Diffstat (limited to 'activemodel/lib/active_model/serializers/xml.rb')
| -rw-r--r-- | activemodel/lib/active_model/serializers/xml.rb | 191 |
1 files changed, 5 insertions, 186 deletions
diff --git a/activemodel/lib/active_model/serializers/xml.rb b/activemodel/lib/active_model/serializers/xml.rb index d61d9d7119..620390da6b 100644 --- a/activemodel/lib/active_model/serializers/xml.rb +++ b/activemodel/lib/active_model/serializers/xml.rb @@ -1,195 +1,14 @@ -require 'active_support/core_ext/array/wrap' -require 'active_support/core_ext/class/attribute_accessors' -require 'active_support/core_ext/array/conversions' -require 'active_support/core_ext/hash/conversions' -require 'active_support/core_ext/hash/slice' - module ActiveModel - # == Active Model XML Serializer module Serializers module Xml extend ActiveSupport::Concern - include ActiveModel::Serialization - - class Serializer #:nodoc: - class Attribute #:nodoc: - attr_reader :name, :value, :type - - def initialize(name, serializable, value) - @name, @serializable = name, serializable - value = value.in_time_zone if value.respond_to?(:in_time_zone) - @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.wrap(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] + include ActiveModel::Serializable::XML - root = (options[:root] || @serializable.class.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 - - if records.is_a?(Enumerable) - 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 - records.to_xml(merged_options) - end - end - - def add_procs - if procs = options.delete(:procs) - Array.wrap(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. For example: - # - # 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 activerecord/lib/active_record/serializers/xml_serializer.xml. - def to_xml(options = {}, &block) - Serializer.new(self, options).serialize(&block) - end + Serializer = ActiveModel::Serializable::XML::Serializer - def from_xml(xml) - self.attributes = Hash.from_xml(xml).values.first - self + included do + ActiveSupport::Deprecation.warn "ActiveModel::Serializers::Xml is deprecated in favor of ActiveModel::Serializable::XML" end end end -end +end
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