You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
158 lines
3.8 KiB
158 lines
3.8 KiB
<?php
|
|
/**
|
|
*
|
|
* The Memcache driver for SharedMemory
|
|
*
|
|
* PHP versions 4 and 5
|
|
*
|
|
* LICENSE: This source file is subject to version 3.0 of the PHP license
|
|
* that is available through the world-wide-web at the following URI:
|
|
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
|
|
* the PHP License and are unable to obtain it through the web, please
|
|
* send a note to license@php.net so we can mail you a copy immediately.
|
|
*
|
|
* @category System
|
|
* @package System_Sharedmemory
|
|
* @author Evgeny Stepanischev <bolk@lixil.ru>
|
|
* @copyright 2005 Evgeny Stepanischev
|
|
* @license http://www.php.net/license/3_0.txt PHP License 3.0
|
|
* @version CVS: $Id:$
|
|
* @link http://pear.php.net/package/System_SharedMemory
|
|
*/
|
|
|
|
/**
|
|
*
|
|
* The methods PEAR SharedMemory uses to interact with PHP's Memcached extension
|
|
* for interacting with Memcached shared memory
|
|
*
|
|
* These methods overload the ones declared System_SharedMemory_Common
|
|
*
|
|
* @category System
|
|
* @package System_Sharedmemory
|
|
* @package System_Sharedmemory
|
|
* @author Evgeny Stepanischev <bolk@lixil.ru>
|
|
* @copyright 2005 Evgeny Stepanischev
|
|
* @license http://www.php.net/license/3_0.txt PHP License 3.0
|
|
* @version CVS: $Id:$
|
|
* @link http://pear.php.net/package/System_SharedMemory
|
|
*/
|
|
|
|
|
|
require_once 'Common.php';
|
|
|
|
// {{{ class System_SharedMemory_Memache
|
|
|
|
class System_SharedMemory_Memcache extends System_SharedMemory_Common
|
|
{
|
|
// {{{ properties
|
|
/**
|
|
* true if plugin was connected to backend
|
|
*
|
|
* @var bool
|
|
*
|
|
* @access private
|
|
*/
|
|
var $_connected;
|
|
|
|
/**
|
|
* Memcache object instance
|
|
*
|
|
* @var object
|
|
*
|
|
* @access private
|
|
*/
|
|
var $_mc;
|
|
// }}}
|
|
// {{{ constructor
|
|
|
|
/**
|
|
* Constructor. Init all variables.
|
|
*
|
|
* @param array $options
|
|
*
|
|
* @access public
|
|
*/
|
|
function System_SharedMemory_Memcache($options)
|
|
{
|
|
extract($this->_default($options, array
|
|
(
|
|
'host' => '127.0.0.1',
|
|
'port' => 11211,
|
|
'timeout' => false,
|
|
'persistent' => false,
|
|
)));
|
|
|
|
$func = $persistent ? 'pconnect' : 'connect';
|
|
|
|
$this->_mc = &new Memcache;
|
|
$this->_connected = $timeout === false ?
|
|
$this->_mc->$func($host, $port) :
|
|
$this->_mc->$func($host, $port, $timeout);
|
|
}
|
|
// }}}
|
|
// {{{ isConnected()
|
|
|
|
/**
|
|
* returns true if plugin was
|
|
* successfully connected to backend
|
|
*
|
|
* @return bool true if connected
|
|
* @access public
|
|
*/
|
|
function isConnected()
|
|
{
|
|
return $this->_connected;
|
|
}
|
|
// }}}
|
|
// {{{ get()
|
|
|
|
/**
|
|
* returns value of variable in shared mem
|
|
*
|
|
* @param string $name name of variable
|
|
*
|
|
* @return mixed value of the variable
|
|
* @access public
|
|
*/
|
|
function get($name)
|
|
{
|
|
return $this->_mc->get($name);
|
|
}
|
|
// }}}
|
|
// {{{ set()
|
|
|
|
/**
|
|
* set value of variable in shared mem
|
|
*
|
|
* @param string $name name of the variable
|
|
* @param string $value value of the variable
|
|
* @param int $ttl (optional) time to life of the variable
|
|
*
|
|
* @return bool true on success
|
|
* @access public
|
|
*/
|
|
function set($name, $value, $ttl = 0)
|
|
{
|
|
return $this->_mc->set($name, $value, 0, $ttl);
|
|
}
|
|
// }}}
|
|
// {{{ rm()
|
|
|
|
/**
|
|
* remove variable from memory
|
|
*
|
|
* @param string $name name of the variable
|
|
*
|
|
* @return bool true on success
|
|
* @access public
|
|
*/
|
|
function rm($name, $ttl = false)
|
|
{
|
|
return $ttl === false ?
|
|
$this->_mc->delete($name) :
|
|
$this->_mc->delete($name, $ttl);
|
|
}
|
|
// }}}
|
|
}
|
|
// }}}
|
|
?>
|