【PHP】symfony上传图片的处理

class mymoduleActions extends sfActions
{
  public function executeUpload()
  {
    if($this->getRequest()->hasFiles())
    {
      foreach ($this->getRequest()->getFileNames() as $fileName)
      (
        $fileSize = $this->getRequest()->getFileSize($fileName);
        $fileType = $this->getRequest()->getFileType($fileName);
        $fileError= $this->getRequest()->hasFileError($fileName);
        $uploadDir= sfConfig::get('sf_upload_dir');
        $this->getRequest()->moveFile('file',$uploadDir.'/'.$fileName);
      }
    }
  }
}