protected function redirectToReferer($defaultPath)
    {
        if (null !== $request = $this->get('request_stack')->getCurrentRequest()) {
            if (0 < strlen($referer = $request->headers->get('referer'))) {
                return $this->redirect($referer);
            }
        }
        return $this->redirect($defaultPath);
    }
protected function redirectToReferer($defaultPath)
    {
        if (null !== $request = $this->get('request_stack')->getCurrentRequest()) {
            if (0 < strlen($referer = $request->headers->get('referer'))) {
                return $this->redirect($referer);
            }
        }
        return $this->redirect($defaultPath);
    }
protected function redirectToReferer ( $ defaultPath ) { if ( null !== $ request = $ this -> get ( 'request_stack' ) -> getCurrentRequest ( ) ) { if ( 0 < strlen ( $ referer = $ request -> headers -> get ( 'referer' ) ) ) { return $ this -> redirect ( $ referer ) ; } } return $ this -> redirect ( $ defaultPath ) ; }
Redirect to the referer.

@param string $defaultPath
@return \Symfony\Component\HttpFoundation\Response
Redirect to the referer .