/**
  * logs message to [PS ROOT]/log/YYYYMMDD_piwik.debug.log
  * @param string $message
  */
 public static function DebugLogger($message)
 {
     if (PKHelper::DEBUGLOG != 1) {
         return;
     }
     if (self::$_debug_logger == NULL) {
         self::$_debug_logger = new FileLogger(FileLogger::DEBUG);
         self::$_debug_logger->setFilename(_PS_ROOT_DIR_ . '/log/' . date('Ymd') . '_piwik.debug.log');
     }
     self::$_debug_logger->logDebug($message);
 }
 /**
  * Put Message to log file
  *
  * @param  $message (string) - message who need put to file
  * @param  $logFileName (string) - file name where put
  * @param  $logFilePath (string) - file location from PS ROOT
  * @return $this (mix) - this class
  */
 public static function log($message, $logFileName = 'dpd.log', $logFilePath = 'log')
 {
     $logger = new FileLogger(0);
     //0 == debug level, logDebug() won’t work without this.
     $logger->setFilename(_PS_ROOT_DIR_ . '/' . $logFilePath . '/' . $logFileName);
     $logger->logDebug(date('Y-m-d H:i:s') . ':' . $message);
     return __CLASS__;
 }