Handle SOAP multi-ref entries a bit more gracefully...

savon_nokogiri_response_hack.rb

# Basically replaces just all `<arg href="#xyz"/>`-entries with the "real" value.
module NokogiriResponse
  def xml_body
    @xml_body ||= NokogiriResponse.create_doc_and_process_multirefs(@response.body)
  end
  
  def to_hash_from_xml_body
    @hash_body ||= Crack::XML.parse(xml_body.to_s).find_regexp([/.+:Envelope/, /.+:Body/, /.+/]).map_soap_response
  end
    
  private
    def self.create_doc_and_process_multirefs(xml)
      # find all references
      doc = Nokogiri::XML(xml)
      doc.css('[href]').select { |n| !n.blank? && n.attributes.size == 1 }.map { |n| n['href'] }.sort.uniq.each do |ref|
        ref_node = doc.css(ref).first
        unless ref_node.nil?
          doc.css("[href='#{ref}']").each do |node|
            ref_node.children.each { |child| node.add_child(child.clone) }
            ref_node.attributes.each { |name, value| node[name] = value unless ["id", "root"].include?(name) }
          end
          ref_node.remove # delete node from document
        end
      end
      doc
    end
end
Savon::Response.send(:include, NokogiriResponse)