code: protected function validator($varInput)
  	{
  		$strUploadTo = 'system/tmp';
  
  		// Specify the target folder in the DCA (eval)
  		if (isset($this->arrConfiguration['uploadFolder']))
  		{
  			$strUploadTo = $this->arrConfiguration['uploadFolder'];
  		}
  
  		return $this->objUploader->uploadTo($strUploadTo);
  	}
docs: Trim values
  
  @param mixed $varInput
  
  @return mixed