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LDAPAccountManager
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encrypt cache content in session file

This commit is contained in:
Roland Gruber 2005-04-19 18:43:53 +00:00
parent b29106b783
commit ff0e65a538
1 changed files with 31 additions and 4 deletions
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35
lam/lib/cache.inc
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@ -19,12 +19,21 @@ $Id$
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
LDAP Account Manager functions used by account.php
*/
/* This class contains all functions
* which are needed to manage the ldap cache
/**
* Provides a cache for LDAP attributes.
*
* @author Tilo Lutz
* @package lib
*/
/** en/decryption functions */
include_once('ldap.inc');
/**
* This class contains all functions which are needed to manage the LDAP cache.
*/
class cache {
function cache() {
@ -333,6 +342,24 @@ class cache {
else return -1;
}
/**
* Encrypts LDAP cache before saving to session file.
*
* @return array list of variables to save
*/
function __sleep() {
$this->ldapcache = $_SESSION['ldap']->encrypt(serialize($this->ldapcache));
// define which attributes to save
return array("ldapcache", "attributes", "time");
}
/**
* Decrypts LDAP cache after loading from session file.
*/
function __wakeup() {
$this->ldapcache = unserialize($_SESSION['ldap']->decrypt($this->ldapcache));
}
}
?>