Module: TextTube::InsideBlock

Extended by:
Filterable
Defined in:
lib/texttube/filters/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

Methods included from Filterable

filter_with, filters

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/filters/inside_block.rb', line 18

def self.run( content, options={})   
  options ||= {} 
  if options[:markdown_parser].nil?
    require 'rdiscount' 
    markdown_parser=RDiscount
  end
  doc = Nokogiri::HTML::fragment(content) 
  
  (doc/"*[@markdown='1']").each do |ele|  
    ele.inner_html = markdown_parser.new(ele.inner_html).to_html
    ele.remove_attribute("markdown")
  end
  
  doc.to_s
end