(PECL haru >= 0.0.1)
HaruDoc::setEncryptionMode — Set encryption mode for the document
$mode
[, int $key_len
= 5 ] )Defines encryption mode for the document. The encryption mode cannot be set before setting the password.
mode
The encryption mode to use. Can be one of the following:
HaruDoc::ENCRYPT_R2
- use "revision2" algorithm. HaruDoc::ENCRYPT_R3
- use "revision3" algorithm. Using this value bumps the version of PDF to 1.4. key_len
The encryption key length in bytes. This parameter is optional and used only when mode is HaruDoc::ENCRYPT_R3
. The default value is 5 (40bit).
Returns TRUE
on success.
Throws a HaruException on error.