- docinfo = capture_haml do
  - if has_header? && !notitle
    - segments = @header.title.rpartition(': ')
    - if segments.first.empty?
      %title=segments.last
    - else
      %title=segments.first
      %subtitle=segments.last
  %date=(attr? :revdate) ? (attr :revdate) : (attr :docdate)
  - if has_header?
    - if attr? :author
      - if attr? :authorcount, 1
        %author
          - if attr? :firstname
            %firstname=attr :firstname
          - if attr? :middlename
            %othername=attr :middlename
          - if attr? :lastname
            %surname=attr :lastname
          - if attr? :email
            %email=attr :email
        %authorinitials=attr :authorinitials
      - else
        %authorgroup
          - (1..(attr :authorcount)).each do |idx|
            %author
              - if attr? "firstname_#{idx}"
                %firstname=attr "firstname_#{idx}"
              - if attr? "middlename_#{idx}"
                %othername=attr "middlename_#{idx}"
              - if attr? "lastname_#{idx}"
                %surname=attr "lastname_#{idx}"
              - if attr? "email_#{idx}"
                %email=attr "email_#{idx}"
    -# this check seems weak
    - if (attr? :revnumber) || (attr? :revremark)
      %revhistory
        - if attr? :revnumber
          %revision
            %revnumber=attr :revnumber
            - if attr? :revdate
              %date=attr :revdate
            - if attr? :authorinitials
              %authorinitials=attr :authorinitials
            - if attr? :revremark
              %revremark=attr :revremark
<?xml version="1.0" encoding="#{attr :encoding}"?>
<!DOCTYPE #{doctype} PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
- if attr? :toc
  <?asciidoc-toc?>
- if attr? :numbered
  <?asciidoc-numbered?>
- case doctype
- when 'book'
  %book{:lang=>(attr :lang, 'en' unless attr? :nolang)}
    %bookinfo
      =docinfo
    =content
- when 'article'
  %article{:lang=>(attr :lang, 'en' unless attr? :nolang)}
    %articleinfo
      =docinfo
    =content