HaruDoc::setEncryptionMode

(PECL haru >= 0.0.1)

HaruDoc::setEncryptionMode — Set encryption mode for the document

说明

HaruDoc::setEncryptionMode ( int $mode [, int $key_len = 5 ] ) : bool

Defines encryption mode for the document. The encryption mode cannot be set before setting the password.

参数

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).

返回值

Returns TRUE on success.

错误／异常

发生错误时抛出 HaruException 异常。

参见

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