Run parse.rb to see how the HTML files are parsed.

parse.rb

require 'nokogiri'

Dir.foreach('/Users/geordee/Projects/Data') do |filename|
  next if filename == '.' or filename == '..'

  puts "Processing #{filename}"
  fin = File.open(filename, "r")
  html = Nokogiri::HTML(fin)

  textarea = html.search("//textarea")

  fout = File.new("#{filename}.txt", "w")
  fout.write(textarea.first.children.to_s) if textarea.first

  fin.close
  fout.close
end