Module: Smarky

Defined in:
lib/smarky.rb,
lib/smarky/element.rb,
lib/smarky/version.rb,
lib/smarky/markdown/maruku.rb,
lib/smarky/markdown/kramdown.rb,
lib/smarky/markdown/redcarpet.rb

Defined Under Namespace

Modules: Markdown Classes: Element

Constant Summary collapse

VERSION = 
"0.0.2"

Class Method Summary collapse

Class Method Details

.markdown_renderer(options = {}) ⇒ Object 



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# File 'lib/smarky.rb', line 60

def self.markdown_renderer(options={})
  case options[:markdown_renderer]
  when :redcarpet
    require 'smarky/markdown/redcarpet'
    Smarky::Markdown::Redcarpet.new

  when :maruku
    require 'smarky/markdown/maruku'
    Smarky::Markdown::Maruku.new

  when :kramdown
    require 'smarky/markdown/kramdown'
    Smarky::Markdown::Kramdown.new

  else
    # Default to Redcarpet
    require 'smarky/markdown/redcarpet'
    Smarky::Markdown::Redcarpet.new
  end
end

.parse(markdown, options = {}) ⇒ Object 



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# File 'lib/smarky.rb', line 6

def self.parse(markdown, options={})
  html     = self.markdown_renderer(options).render(markdown)
  fragment = Nokogiri::HTML.fragment(html)

  article  = Element.new('article')
  section  = article
  current_level = nil

  fragment.children.each do |node|
    if (heading = node.name.match(/^h(\d)$/i))
      title = node.content

      new_section = Element.new('section', title)
      new_section.add_child(Element.new(node))
      new_section['id'] = title.downcase.gsub(/[^0-9A-Z]/i, '-')

      level = heading[1].to_i
      if current_level.nil? || level > current_level
        difference = level - (current_level || 1)
        while difference > 1
          wrapper_section = Element.new('section')
          section.add_child(wrapper_section)
          section = wrapper_section
          difference -= 1
        end

        section.add_child(new_section)
        section = new_section

      elsif level == current_level
        section.add_next_sibling(new_section)
        section = new_section

      else
        difference = current_level - level
        while difference > 0
          section = section.parent
          difference -= 1
        end

        section.add_next_sibling(new_section)
        section = new_section
      end

      current_level = level

    else
      section.add_child(Element.new(node))
    end
  end

  article
end