/usr/share/php/Horde/Cache/Storage/Eaccelerator.php is in php-horde-cache 2.5.2-1build1.
This file is owned by root:root, with mode 0o644.
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/**
* Copyright 2006-2016 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 2006-2016 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Cache
*/
/**
* Cache storage in eAccelerator (version 0.9.5+).
*
* @author Duck <duck@obala.net>
* @category Horde
* @copyright 2006-2016 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Cache
*/
class Horde_Cache_Storage_Eaccelerator extends Horde_Cache_Storage_Base
{
/**
* Constructor.
*
* @param array $params Optional parameters:
* <pre>
* - prefix: (string) The prefix to use for the cache keys.
* DEFAULT: ''
* </pre>
*
* @throws Horde_Cache_Exception
*/
public function __construct(array $params = array())
{
if (!function_exists('eaccelerator_gc')) {
throw new Horde_Cache_Exception('eAccelerator must be compiled with support for shared memory to use as caching backend.');
}
parent::__construct(array_merge(array(
'prefix' => '',
), $params));
}
/**
*/
public function get($key, $lifetime = 0)
{
$key = $this->_params['prefix'] . $key;
$this->_setExpire($key, $lifetime);
return eaccelerator_get($key);
}
/**
*/
public function set($key, $data, $lifetime = 0)
{
$key = $this->_params['prefix'] . $key;
if (eaccelerator_put($key . '_expire', time(), $lifetime)) {
eaccelerator_put($key, $data, $lifetime);
}
}
/**
*/
public function exists($key, $lifetime = 0)
{
$key = $this->_params['prefix'] . $key;
$this->_setExpire($key, $lifetime);
return eaccelerator_get($key) !== false;
}
/**
*/
public function expire($key)
{
$key = $this->_params['prefix'] . $key;
eaccelerator_rm($key . '_expire');
return eaccelerator_rm($key);
}
/**
*/
public function clear()
{
eaccelerator_clear();
}
/**
* Set expire time on each call since eAccelerator sets it on
* cache creation.
*
* @param string $key Cache key to expire.
* @param integer $lifetime Lifetime of the data in seconds.
*/
protected function _setExpire($key, $lifetime)
{
if ($lifetime == 0) {
// Don't expire.
return;
}
$expire = eaccelerator_get($key . '_expire');
// Set prune period.
if ($expire + $lifetime < time()) {
// Expired
eaccelerator_rm($key);
eaccelerator_rm($key . '_expire');
}
}
}
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