XML to txt

xml_to_txt.rb

# gem install nokogiri escape_utils

text = ''
reader = Nokogiri::XML::Reader(File.open(file))
reader.each do |n|
  text += ' ' + n.value + ' ' if n.value?
end
# double unescape
text = EscapeUtils.unescape_html text
text = EscapeUtils.unescape_html text

# add return before >>>
text.gsub!(/([^>])(>+)/, "\\1\n\\2")
text.gsub!(/ +/, ' ') # replace multi-space with single space
File.open(file.path + '.txt', 'w') { |f| f.write text }