EngineMemcached.class.php
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<?php
/**
* Created by PhpStorm.
* User: Администратор
* Date: 10.12.13
* Time: 12:02
*/
namespace Cpeople\Classes\Cache;
//use Bitrix\Main\DB\Exception;
class EngineMemcached implements Engine
{
/**
* @var Memcache
*/
static $cache;
private $ttl = 30;
private $cacheIdPrefix = 'cp_';
public function __construct($options = null)
{
if (!function_exists('memcache_connect'))
{
throw new CacheException("Memcached module is not installed");
}
$this->connect($options);
}
private function connect($options)
{
if (!isset(self::$cache))
{
$options = $options || array();
if (empty($options['host'])) $options['host'] = 'localhost';
if (empty($options['port'])) $options['port'] = 11211;
if (!self::$cache = memcache_connect($options['host'], $options['port']))
{
throw new CacheException("Could not connect to memcached server on {$options['host']}:{$options['port']}");
}
}
return self::$cache;
}
public function setTTL($ttl)
{
$this->ttl = (int) $ttl;
}
public function valid($cacheId, $ttl = 0)
{
return (bool) self::$cache->get($cacheId);
}
public function save($cacheId, $data)
{
self::$cache->set($this->getCacheId($cacheId), $data, false, $this->ttl);
}
public function get($cacheId)
{
return self::$cache->get($this->getCacheId($cacheId));
}
public function clear()
{
self::$cache->flush();
}
public function clearByTag($tag)
{
}
private function getCacheId($cacheId)
{
return $this->cacheIdPrefix . $cacheId;
}
}