       if not userpath?
         return 'invalid'
 
-      for file in fs.readdirSync userpath
+      for file in helpers.fs.readdirSync userpath
         display_name = file.match(/^user\.(.+)\.json$/i)?[1]
         return display_name if display_name?
 

      path = @getPath hash

      if path?
        return fs.existsSync path
      else
        return false



      userhash  = @validHash(userhash).from(2)

      for file in helpers.helpers.fs.readdirSync(userpath) when display_name = file.match(/^user\.(.+)\.json$/i)
        userjson = helpers.helpers.fs.readJSONSync "#{userpath}/#{file}"

        if not userjson?
          continue
