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authorMeik Sievertsen <acydburn@phpbb.com>2009-10-04 18:14:59 +0000
committerMeik Sievertsen <acydburn@phpbb.com>2009-10-04 18:14:59 +0000
commit2e17e448deed073f8614bb555a8ef20c57291c2a (patch)
tree533007e53d3584d0887b0f639d0e673b1e15ea7a /phpBB/includes/acm/acm_xcache.php
parentbf8ac19eaa8d74f9dfd6d597190f5664e7339382 (diff)
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Copy 3.0.x branch to trunk
git-svn-id: file:///svn/phpbb/trunk@10211 89ea8834-ac86-4346-8a33-228a782c2dd0
Diffstat (limited to 'phpBB/includes/acm/acm_xcache.php')
-rw-r--r--phpBB/includes/acm/acm_xcache.php121
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);
+ }
+}
+
+?> \ No newline at end of file