(PECL haru >= 0.0.1)
HaruDoc::setPassword — Set owner and user passwords for the document
$user_password) : bool
Defines owner and user passwords for the document. Setting the passwords makes the document contents encrypted.
The password of the owner, which can change permissions of the document. Empty password is not accepted. Owner's password cannot be the same as the user's password.
The password of the user. Can be empty.
TRUE on success.
Throws a HaruException on error.