/**
  * Return content URL
  *
  * @param string $hash file hash
  * @param array $options options
  * @return string
  **/
 public function getContentUrl($hash, $options = array())
 {
     if (($file = $this->file($hash)) == false || !$file['url'] || $file['url'] == 1) {
         $path = $this->decode($hash);
         return $this->fs->getUrl($path);
     }
     return $file['url'];
 }