Using Nokogiri to convert hash to XML

gistfile1.rb

require 'nokogiri'

def create_resource(xml)
  xml.resource('path' => 'statuses/public_timeline.{format}') {
    xml.param('name' => 'format', :'required' => 'true') {
      xml.option('value' => 'json', 'mediaType' => 'application/json')
      xml.option('value' => 'xml', 'mediaType' => 'application/xml')
    }

    xml.method_('id' => 'METHOD_ID', 'name' => 'GET', 'apigee:displayName' => 'METHOD_DISPALY_NAME') {
      xml['apigee'].authentication('required' => 'false')
      xml['apigee'].example('url' => 'false')
      xml.doc_('title' => '', 'apigee:url' => 'http://www.farkyou.com') {
        xml.text 'DOCUMENTATION HERE'
      }
    }
  }
end

def create_application(xml)
  xml.application('xmlns' => 'http://wadl.dev.java.net/2009/02',
                  'xmlns:xsi' => 'http://www.w3.org/2001/XMLSchema-instance',
                  'xmlns:xsd' => 'http://www.w3.org/2001/XMLSchema',
                  'xmlns:apigee' => 'http://api.apigee.com/wadl/2010/07/',
                  'xsi:schemaLocation' => 'http://wadl.dev.java.net/2009/02 http://apigee.com/schemas/wadl-schema.xsd http://api.apigee.com/wadl/2010/07/ http://apigee.com/schemas/apigee-wadl-extensions.xsd') {
    xml.resources('base' => 'http://www.website.com/api/v3') {
      #...create resource here...
      create_resource(xml)
    }
  }
end


apigee = Nokogiri::XML::Builder.new { |xml|
  create_application(xml)
}

puts apigee.to_xml