def parse(post)
      @raw = post.to_s
      for line in @raw.split('&')
        key, value = *line.scan( %r{^([A-Za-z0-9_.]+)\=(.*)$} ).flatten
        params[key] = CGI.unescape(value)
      end
    end
def parse(post)
      @raw = post.to_s
      for line in @raw.split('&')
        key, value = *line.scan( %r{^([A-Za-z0-9_.]+)\=(.*)$} ).flatten
        params[key] = CGI.unescape(value)
      end
    end
Take the posted data and move the relevant data into a hash