fog--fog/lib/fog/terremark/parsers/get_catalog_item.rb

module Fog
  module Parsers
    module Terremark

      class GetCatalogItem < Fog::Parsers::Base

        def reset
          @property_key
          @response = { 'Entity' => {}, 'Properties' => {} }
        end

        def start_element(name, attributes)
          @value = ''
          case name
          when 'Entity'
            until attributes.empty?
              @response['Entity'][attributes.shift] = attributes.shift
            end
          when 'CatalogItem'
            catalog_item = {}
            until attributes.empty?
              if attributes.first.is_a?(Array)
                catalog_item[attributes.first.first] = attributes.shift.last
              else
                catalog_item[attributes.shift] = attributes.shift
              end
            end
            @response['name'] = catalog_item['name']
          when 'Property'
            @property_key = attributes.last
          end
        end

        def end_element(name)
          if name == 'Property'
            @response['Properties'][@property_key] = @value
          end
        end

      end

    end
  end
end