/**
* For a given collection of users/groups/roles, get the permission
* descriptor object that describes that exact collection, creating
* such an object if it does not already exist.
*/
function getOrCreateDescriptor($aAllowed)
{
$sDescriptor = KTPermissionUtil::generateDescriptor($aAllowed);
$oDescriptor =& KTPermissionDescriptor::getByDescriptor(md5($sDescriptor));
if (PEAR::isError($oDescriptor)) {
$oOriginalDescriptor = $oDescriptor;
$oDescriptor =& KTPermissionDescriptor::createFromArray(array("descriptortext" => $sDescriptor));
if (PEAR::isError($oDescriptor)) {
print '<pre>';
print_r($aAllowed);
print "-----------\n";
print "getOrCreateDescriptor get error (should be 'not found'):";
print "-----------\n";
print_r($oOriginalDescriptor);
print "-----------\n";
print "getOrCreateDescriptor create error (should not happen):";
print "-----------\n";
print_r($oDescriptor);
print '</pre>';
exit(0);
}
$oDescriptor->saveAllowed($aAllowed);
}
return $oDescriptor;
}
<?php
require_once "../../config/dmsDefaults.php";
require_once KT_LIB_DIR . "/permissions/permissionutil.inc.php";
error_reporting(E_ALL);
$aAllowed = array("group" => array(1, 2, 3, 4), "user" => array(1, 2, 3, 4), "role" => array(1, 2, 3, 4));
var_dump(KTPermissionUtil::generateDescriptor($aAllowed));
$aAllowed = array("role" => array(4, 3, 2, 1), "group" => array(1, 3, 2, 4), "user" => array(2, 3, 1, 4));
var_dump(KTPermissionUtil::generateDescriptor($aAllowed));
