Файл: IPBMafia.ru_IPB_3.4.6_Final_Rus _Nulled/board/upload/ips_kernel/classCacheEaccelerator.php
Строк: 103
<?php
/**
* <pre>
* Invision Power Services
* IP.Board v3.4.6
* This class acts as a cache layer, allowing you to store and retrieve data in
* external cache sources such as memcache or APC
* Last Updated: $Date: 2012-05-10 16:10:13 -0400 (Thu, 10 May 2012) $
* </pre>
*
* @author $Author: bfarber $
* @copyright (c) 2001 - 2009 Invision Power Services, Inc.
* @license http://www.invisionpower.com/company/standards.php#license
* @package IP.Board
* @subpackage Kernel
* @link http://www.invisionpower.com
* @since Friday 19th May 2006 17:33
* @version $Revision: 10721 $
*
* Basic Usage Examples
* <code>
* $cache = new cache_lib( 'identifier' );
* Update:
* $cache->putInCache( 'key', 'value' [, 'ttl'] );
* Remove
* $cache->removeFromCache( 'key' );
* Retrieve
* $cache->getFromCache( 'key' );
* </code>
*
*/
class classCacheEaccelerator implements interfaceCache
{
/**
* Identifier
*
* @var string
*/
protected $identifier = '';
/**
* Constructor
*
* @param string Unique identifier
* @return @e boolean
*/
public function __construct( $identifier='' )
{
if( !function_exists('eaccelerator_get') )
{
$this->crashed = true;
return false;
}
$this->identifier = $identifier;
}
/**
* Disconnect from remote cache store
*
* @return @e boolean
*/
public function disconnect()
{
if( function_exists( 'eaccelerator_gc' ) )
{
eaccelerator_gc();
}
return true;
}
/**
* Put data into remote cache store
*
* @param string Cache unique key
* @param string Cache value to add
* @param integer [Optional] Time to live
* @return @e boolean
*/
public function putInCache( $key, $value, $ttl=0 )
{
eaccelerator_lock( md5( $this->identifier . $key ) );
$check = eaccelerator_put( md5( $this->identifier . $key ), $value, intval($ttl) );
eaccelerator_unlock( md5( $this->identifier . $key ) );
return $check;
}
/**
* Retrieve a value from remote cache store
*
* @param string Cache unique key
* @return @e mixed
*/
public function getFromCache( $key )
{
return eaccelerator_get( md5( $this->identifier . $key ) );
}
/**
* Update value in remote cache store
*
* @param string Cache unique key
* @param string Cache value to set
* @param integer [Optional] Time to live
* @return @e boolean
*/
public function updateInCache( $key, $value, $ttl=0 )
{
$this->removeFromCache( $key );
return $this->putInCache( $key, $value, $ttl );
}
/**
* Remove a value in the remote cache store
*
* @param string Cache unique key
* @return @e boolean
*/
public function removeFromCache( $key )
{
return eaccelerator_rm( md5( $this->identifier . $key ) );
}
}