Module: Reacco::Filters::Sections

Included in:
Readme
Defined in:
lib/reacco/filters/sections.rb

Instance Method Summary collapse

Instance Method Details

#section_wrap(html) ⇒ Object

Wraps in sections.



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# File 'lib/reacco/filters/sections.rb', line 5

def section_wrap(html)
  %w(h1 h2 h3 h4 h5).each do |h|
    nodes = html.css(h)
    nodes.each do |alpha|
      # For those affected by --hgroup, don't bother.
      next  if alpha.ancestors.any? { |tag| tag.name == 'hgroup' }
      next  unless alpha.parent

      # Find the boundary, and get the nodes until that one.
      omega         = from_x_until(alpha, alpha.name)
      section_nodes = between(alpha, omega)

      # Create the <section>.
      section = Nokogiri::XML::Node.new('section', html)
      section['class'] = "#{alpha['class']} #{h} #{slugify alpha.content}"
      alpha.add_previous_sibling(section)
      section_nodes.each { |tag| section.add_child tag }
    end
  end

  html
end