public function getLogger()
 {
     $settings = $this->ci->get('settings')['logger'];
     $handler = new \Monolog\Handler\RotatingFileHandler($settings['path']);
     $formatter = new \Monolog\Formatter\LineFormatter();
     $formatter->ignoreEmptyContextAndExtra();
     $handler->setFormatter($formatter);
     $logger = new \Monolog\Logger($settings['name']);
     $logger->pushHandler($handler);
     return $logger;
 }