/**
* Static method to produce a unique md5 in base52 that excludes vowels
* @param int $bytes The number of bytes the result should be
* @return string Random number in base52
*/
public static function slug($bytes)
{
return Cipher::baseConvertMapped(static::random($bytes), '0123456789abcdef', '0123456789bcdfghjklmnpqrstvwxyzBCDFGHJKLMNPQRSTVWXYZ');
}
