Class: Array

Inherits:
Object show all
Defined in:
lib/mongo_mapper/support.rb,
lib/mongo_mapper/plugins/serialization/array.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.from_mongo(value) ⇒ Object 



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# File 'lib/mongo_mapper/support.rb', line 8

def self.from_mongo(value)
  value || []
end

.to_mongo(value) ⇒ Object 



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# File 'lib/mongo_mapper/support.rb', line 3

def self.to_mongo(value)
  value = value.respond_to?(:lines) ? value.lines : value
  value.to_a
end

Instance Method Details

#to_xml(options = {}) ⇒ Object 



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# File 'lib/mongo_mapper/plugins/serialization/array.rb', line 16

def to_xml(options = {})
  #raise "Not all elements respond to to_xml" unless all? { |e| e.respond_to? :to_xml }
  require 'builder' unless defined?(Builder)

  options = options.dup
  options[:root] ||= all? { |e| e.is_a?(first.class) && first.class.to_s != "Hash" } ? first.class.to_s.underscore.pluralize : "records"
  options[:children] ||= options[:root].singularize
  options[:indent] ||= 2
  options[:builder] ||= Builder::XmlMarkup.new(:indent => options[:indent])

  root = options.delete(:root).to_s
  children = options.delete(:children)

  if !options.has_key?(:dasherize) || options[:dasherize]
    root = root.dasherize
  end

  options[:builder].instruct! unless options.delete(:skip_instruct)

  opts = options.merge({ :root => children })

  root = root.pluralize
  
  xml = options[:builder]
  if empty?
    xml.tag!(root, options[:skip_types] ? {} : {:type => "array"})
  else
    xml.tag!(root, options[:skip_types] ? {} : {:type => "array"}) do
      yield xml if block_given?
      each do |e|
        if e.respond_to? :to_xml
          e.to_xml(opts.merge({ :skip_instruct => true }))
        else
          xml.tag!(root.singularize, e.to_s)
        end
      end
    end
  end
end