/
Hashtable.php
101 lines (90 loc) · 2.24 KB
/
Hashtable.php
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<?php
/**
* Copyright 2013 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @category Horde
* @copyright 2013 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Cache
*/
/**
* Cache storage using the Horde_HashTable interface.
*
* @author Michael Slusarz <slusarz@horde.org>
* @category Horde
* @copyright 2013 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Cache
* @since 2.2.0
*/
class Horde_Cache_Storage_Hashtable extends Horde_Cache_Storage_Base
{
/**
* HashTable object.
*
* @var Horde_HashTable
*/
protected $_hash;
/**
* @param array $params Additional parameters:
* <pre>
* - hashtable: (Horde_HashTable) [REQUIRED] A Horde_HashTable object.
* - prefix: (string) The prefix to use for the cache keys.
* DEFAULT: ''
* </pre>
*/
public function __construct(array $params = array())
{
if (!isset($params['hashtable'])) {
throw new InvalidArgumentException('Missing hashtable parameter.');
}
parent::__construct($params);
}
/**
*/
protected function _initOb()
{
$this->_hash = $this->_params['hashtable'];
if (isset($this->_params['prefix'])) {
$this->_hash = clone $this->_hash;
$this->_hash->prefix = $this->_params['prefix'];
}
}
/**
* NOTE: This driver ignores the lifetime argument.
*/
public function get($key, $lifetime = 0)
{
return $this->_hash->get($key);
}
/**
*/
public function set($key, $data, $lifetime = 0)
{
$this->_hash->set($key, $data, array_filter(array(
'timeout' => $lifetime
)));
}
/**
* NOTE: This driver ignores the lifetime argument.
*/
public function exists($key, $lifetime = 0)
{
return $this->_hash->exists($key);
}
/**
*/
public function expire($key)
{
$this->_hash->delete($key);
}
/**
*/
public function clear()
{
$this->_hash->clear();
}
}