Module: TextTube::Baby::InsideBlock

Extended by:
Filterable
Defined in:
lib/texttube/baby/inside_block.rb

Overview

This finds html tags with “markdown=‘1’” as an attribute, runs markdown over the contents, then removes the markdown attribute, allowing markdown within html blocks

Class Method Summary collapse

Class Method Details

.run(content, options = {}) ⇒ Object

Parameters:

  • content (String)
  • options (Hash) (defaults to: {})

Options Hash (options):

  • The (Constant) —

    markdown parser to use. I’m not sure this bit really works for other parsers than RDiscount.



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# File 'lib/texttube/baby/inside_block.rb', line 19

def self.run( content, options={})   
  options ||= {} 
  if options[:markdown_parser].nil?
    require 'rdiscount'
    markdown_parser=RDiscount
  end
  doc = Oga.parse_html(content)

  doc.xpath("*[@markdown='1']").each do |ele|
    inner_text = ele.children.inject(""){|mem,child| mem << child.to_xml }
    html_fragment = markdown_parser.new(inner_text).to_html
    ele.children= Oga.parse_html( html_fragment ).children
    ele.unset "markdown"
  end

  doc.to_xml
end