Redmine

  sort_init 'filename', 'asc'

  sort_update 'filename' => "#{Attachment.table_name}.filename",

              'created_on' => "#{Attachment.table_name}.created_on",

              'size' => "#{Attachment.table_name}.filesize",

              'downloads' => "#{Attachment.table_name}.downloads"

  containers = [ Project.includes(:attachments).reorder(sort_clause).find(@project.id)]

  containers += @project.versions.includes(:attachments).reorder(sort_clause).all.sort.reverse

  api.array :versions do

    containers.each do |container|

      next if container.attachments.empty?

      if container.is_a?(Version)

	attrs = {:id => container.name}

      end

      api.version attrs do

        api.array :files do

          container.attachments.each do |file|

            api.files(:id => file.id, :filename => file.filename, :created_on => file.created_on,

			    :filesize => file.filesize, :digest => file.digest)

          end

        end

      end if not attrs.nil?

    end

  end if include_in_api_response?('attachments')