cronjob save under real root

[giller]

if($this->data['feed_save_real_root'] == '1'){
    $this->localFile =  $this->data['feed_filename'] . $this->data['feed_filetype'];// save real root why not
}else{
    $this->localFile = 'export/' . $this->data['feed_filename'] . $this->data['feed_filetype'];
}