Rails 3 i18n Progress Visualizer

i18n_reverse.rb

# see how well you are doing localizing your site by flipping all localized text upside-down!
# anything being loaded from your en.yml will now be quite obvious!

if ENV['REVERSE']
  module I18n::Backend::Base
    def flip(c)
      case c
        when "a" then return "\u0250"
        when "b" then  return "q"
        when "c" then  return "\u0254"
        when "d" then  return "p"
        when "e" then  return "\u01DD"
        when "f" then  return "\u025F"
        when "g" then  return "b"
        when "h" then  return "\u0265"
        when "i" then  return "\u0131"
        when "j" then  return "\u0638"
        when "k" then  return "\u029E"
        when "l" then  return "1"
        when "m" then  return "\u026F"
        when "n" then  return "u"
        when "o" then  return "o"
        when "p" then  return "d"
        when "q" then  return "b"
        when "r" then  return "\u0279"
        when "s" then  return "s"
        when "t" then  return "\u0287"
        when "u" then  return "n"
        when "v" then  return "\u028C"
        when "w" then  return "\u028D"
        when "x" then  return "x"
        when "y" then  return "\u028E"
        when "z" then  return "z"
        when "[" then  return "]"
        when "]" then  return "["
        when "(" then  return ")"
        when ")" then  return "("
        when "{" then  return "}"
        when "}" then  return "{"
        when "?" then  return "\u00BF"
        when "\u00BF" then  return "?"
        when "!" then  return "\u00A1"
        when '"' then return ','
        when "," then  return '"'
        else return c
      end
    end

    def translate_with_reverse(*args)
      d = Nokogiri::HTML::fragment(translate_without_reverse(*args))
      d.traverse do |x|
        x.content = x.content.each_char.map {|c| flip c.downcase }.reverse.join if x.text?
      end
      d.to_html(encoding: 'utf-8')
    end

    alias_method_chain :translate, :reverse
  end
end