2025-08-06 18:11:51 +02:00

115 lines
2.8 KiB
PHP

<?php
// phpcs:disable PSR1.Classes.ClassDeclaration.MissingNamespace
// phpcs:disable PSR1.Files.SideEffects
defined('SYSPATH') or die('No direct access allowed.');
// phpcs:enable PSR1.Files.SideEffects
// phpcs:disable Squiz.Classes.ValidClassName.NotCamelCaps
/**
* Xcache Cache driver.
*
* $Id: Xcache.php 4046 2009-03-05 19:23:29Z Shadowhand $
*
* @package Cache
* @author Kohana Team
* @copyright (c) 2007-2008 Kohana Team
* @license http://kohanaphp.com/license.html
*/
class Cache_Xcache_Driver implements Cache_Driver
{
public function __construct()
{
if (! extension_loaded('xcache')) {
throw new Kohana_Exception('cache.extension_not_loaded', 'xcache');
}
}
public function get($id)
{
if (xcache_isset($id)) {
return xcache_get($id);
}
return null;
}
public function set($id, $data, array $tags = null, $lifetime)
{
if (! empty($tags)) {
Kohana::log('error', 'Cache: tags are unsupported by the Xcache driver');
}
return xcache_set($id, $data, $lifetime);
}
public function find($tag)
{
Kohana::log('error', 'Cache: tags are unsupported by the Xcache driver');
return false;
}
public function delete($id, $tag = false)
{
if ($tag !== false) {
Kohana::log('error', 'Cache: tags are unsupported by the Xcache driver');
return true;
} elseif ($id !== true) {
if (xcache_isset($id)) {
return xcache_unset($id);
}
return false;
} else {
// Do the login
$this->auth();
$result = true;
for ($i = 0, $max = xcache_count(XC_TYPE_VAR); $i < $max; $i++) {
if (xcache_clear_cache(XC_TYPE_VAR, $i) !== null) {
$result = false;
break;
}
}
// Undo the login
$this->auth(true);
return $result;
}
return true;
}
public function delete_expired()
{
return true;
}
private function auth($reverse = false)
{
static $backup = array();
$keys = array('PHP_AUTH_USER', 'PHP_AUTH_PW');
foreach ($keys as $key) {
if ($reverse) {
if (isset($backup[$key])) {
$_SERVER[$key] = $backup[$key];
unset($backup[$key]);
} else {
unset($_SERVER[$key]);
}
} else {
$value = getenv($key);
if (! empty($value)) {
$backup[$key] = $value;
}
$_SERVER[$key] = Kohana::config('cache_xcache.' . $key);
}
}
}
}
// End Cache Xcache Driver