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<?php
# Movable Type (r) Open Source (C) 2001-2012 Six Apart, Ltd.
# This program is distributed under the terms of the
# GNU General Public License, version 2.
#
# $Id$
require_once('class.basecache.php');
class CacheMemory extends BaseCache {
private static $_buffer = array();
public function get ($key, $ttl = null) {
$ret = $this->get_multi(array($key), $ttl);
return $ret[0];
}
public function get_multi ($keys, $ttl = null) {
$ret;
foreach($keys as $key) {
if (isset(self::$_buffer[$key]))
$ret[] = self::$_buffer[$key];
}
if (empty($ret)) $ret = '';
return $ret;
}
public function delete ($key) {
if (isset(self::$_buffer[$key]))
self::_delete($key);
return true;
}
public function add ($key, $val, $ttl = null) {
return $this->set($key, $val);
}
public function replace ($key, $val, $ttl = null) {
return $this->set($key, $val);
}
public function set ($key, $val, $ttl = null) {
self::_set($key, $val);
return self::$_buffer[$key];
}
public function flush_all() {
$keys = array_keys(self::$_buffer);
foreach($keys as $key)
self::$_buffer[$key] = null;
return true;
}
private static function _set($key, $val) {
CacheMemory::$_buffer[$key] = $val;
}
private static function _delete($key) {
unset(CacheMemory::$_buffer[$key]);
}
}
?>
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