mirror of
https://github.com/phpbb/phpbb.git
synced 2025-02-24 12:03:21 +01:00
75ae7aee97
git-svn-id: file:///svn/phpbb/branches/phpBB-3_0_0@9579 89ea8834-ac86-4346-8a33-228a782c2dd0
121 lines
2.3 KiB
PHP
121 lines
2.3 KiB
PHP
<?php
|
|
/**
|
|
*
|
|
* @package acm
|
|
* @version $Id$
|
|
* @copyright (c) 2005, 2009 phpBB Group
|
|
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* @ignore
|
|
*/
|
|
if (!defined('IN_PHPBB'))
|
|
{
|
|
exit;
|
|
}
|
|
|
|
// Include the abstract base
|
|
if (!class_exists('acm_memory'))
|
|
{
|
|
require("{$phpbb_root_path}includes/acm/acm_memory.$phpEx");
|
|
}
|
|
|
|
/**
|
|
* ACM for XCache
|
|
* @package acm
|
|
*
|
|
* To use this module you need ini_get() enabled and the following INI settings configured as follows:
|
|
* - xcache.var_size > 0
|
|
* - xcache.admin.enable_auth = off (or xcache.admin.user and xcache.admin.password set)
|
|
*
|
|
*/
|
|
class acm extends acm_memory
|
|
{
|
|
var $extension = 'XCache';
|
|
|
|
function acm()
|
|
{
|
|
parent::acm_memory();
|
|
|
|
if (!function_exists('ini_get') || (int) ini_get('xcache.var_size') <= 0)
|
|
{
|
|
trigger_error('Increase xcache.var_size setting above 0 or enable ini_get() to use this ACM module.', E_USER_ERROR);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Purge cache data
|
|
*
|
|
* @return void
|
|
*/
|
|
function purge()
|
|
{
|
|
// Run before for XCache, if admin functions are disabled it will terminate execution
|
|
parent::purge();
|
|
|
|
// If the admin authentication is enabled but not set up, this will cause a nasty error.
|
|
// Not much we can do about it though.
|
|
$n = xcache_count(XC_TYPE_VAR);
|
|
|
|
for ($i = 0; $i < $n; $i++)
|
|
{
|
|
xcache_clear_cache(XC_TYPE_VAR, $i);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fetch an item from the cache
|
|
*
|
|
* @access protected
|
|
* @param string $var Cache key
|
|
* @return mixed Cached data
|
|
*/
|
|
function _read($var)
|
|
{
|
|
$result = xcache_get($this->key_prefix . $var);
|
|
|
|
return ($result !== null) ? $result : false;
|
|
}
|
|
|
|
/**
|
|
* Store data in the cache
|
|
*
|
|
* @access protected
|
|
* @param string $var Cache key
|
|
* @param mixed $data Data to store
|
|
* @param int $ttl Time-to-live of cached data
|
|
* @return bool True if the operation succeeded
|
|
*/
|
|
function _write($var, $data, $ttl = 2592000)
|
|
{
|
|
return xcache_set($this->key_prefix . $var, $data, $ttl);
|
|
}
|
|
|
|
/**
|
|
* Remove an item from the cache
|
|
*
|
|
* @access protected
|
|
* @param string $var Cache key
|
|
* @return bool True if the operation succeeded
|
|
*/
|
|
function _delete($var)
|
|
{
|
|
return xcache_unset($this->key_prefix . $var);
|
|
}
|
|
|
|
/**
|
|
* Check if a cache var exists
|
|
*
|
|
* @access protected
|
|
* @param string $var Cache key
|
|
* @return bool True if it exists, otherwise false
|
|
*/
|
|
function _isset($var)
|
|
{
|
|
return xcache_isset($this->key_prefix . $var);
|
|
}
|
|
}
|
|
|
|
?>
|