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| author | Nils Adermann <naderman@naderman.de> | 2010-03-02 01:05:40 +0100 |
|---|---|---|
| committer | Nils Adermann <naderman@naderman.de> | 2010-03-02 01:05:40 +0100 |
| commit | 021c186be91095397d4e76801738373989360a52 (patch) | |
| tree | 4a5b42c0ebcaeb0be77edacb839bf164fe2dadc0 /phpBB/includes/acm/acm_xcache.php | |
| parent | 4f9c3b8f5c0181c2ebf367436f3c0336d8f2251d (diff) | |
| parent | 3ddedd5ff228cdcc3c0b05000affe3944afc7854 (diff) | |
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Merge commit 'release-3.0.6-RC1'
Diffstat (limited to 'phpBB/includes/acm/acm_xcache.php')
| -rw-r--r-- | phpBB/includes/acm/acm_xcache.php | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/phpBB/includes/acm/acm_xcache.php b/phpBB/includes/acm/acm_xcache.php new file mode 100644 index 0000000000..d0a614660c --- /dev/null +++ b/phpBB/includes/acm/acm_xcache.php @@ -0,0 +1,121 @@ +<?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); + } +} + +?>
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