render_footnotes.rb

  def render_footnotes()
    div = Element.new 'div'
    div.attributes['class'] = 'footnotes'
    div <<  Element.new('hr')
      ol = Element.new 'ol'
      @doc.footnotes_order.each_with_index do |fid, i| num = i+1
        f = self.footnotes[fid]
        if f
          li = f.wrap_as_element('li')
          li.attributes['id'] = "#{get_setting(:doc_prefix)}fn:#{num}"

          a = Element.new 'a'
            a.attributes['href'] = "\##{get_setting(:doc_prefix)}fnref:#{num}"
            a.attributes['rev'] = 'footnote'
            a<< Text.new('&#8617;', true, nil, true)

          last = nil
          li.children.each do |child|
            if child.node_type != :text
              last = child
            end
          end

          if last and last.name == "p"
            last.add_text(' ');
            last.add(a);
          else
            li.insert_after(li.children.last, a)
          end
          ol << li
        else
          maruku_error "Could not find footnote id '#{fid}' among ["+
           self.footnotes.keys.map{|s|"'"+s+"'"}.join(', ')+"]."
        end
      end
    div << ol
    div
  end