Redmine

      xml.project do

          xml.id            project.id

          xml.name          project.name

          xml.identifier    project.identifier

          xml.description   project.description

          xml.parent(:id => project.parent_id, :name => project.parent.name) unless project.parent.nil?

          xml.custom_fields do

              project.custom_field_values.each do |custom_value|

                  xml.custom_field custom_value.value, :id => custom_value.custom_field_id, :name => custom_value.custom_field.name

              end

          end unless project.custom_field_values.empty?

          xml.trackers :type => 'array' do

              project.trackers.each do  |tracker|

                  xml.tracker do

                      xml.id        tracker.id

                      xml.name      tracker.name

                  end

              end

          end

          xml.created_on    project.created_on

          xml.updated_on    project.updated_on

      end