|
<?php defined('SYSPATH') or die('No direct script access.');
|
|
/**
|
|
* APC-based Cache driver.
|
|
*
|
|
* @package Cache:APC
|
|
* @author Kohana Team
|
|
* @copyright (c) 2007-2008 Kohana Team
|
|
* @license http://kohanaphp.com/license.html
|
|
*/
|
|
class Cache_Apc_Driver implements Cache_Driver {
|
|
|
|
public function __construct()
|
|
{
|
|
if ( ! extension_loaded('apc'))
|
|
throw new Kohana_Exception('cache.extension_not_loaded', 'apc');
|
|
}
|
|
|
|
public function get($key)
|
|
{
|
|
return apc_fetch($key);
|
|
}
|
|
|
|
public function set($id, $data, $tags, $expiration)
|
|
{
|
|
count($tags) and Log::add('error', 'Cache: tags are unsupported by the APC driver');
|
|
|
|
return apc_store($id, $data, $expiration);
|
|
}
|
|
|
|
public function find($tag)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
public function delete($id, $tag = FALSE)
|
|
{
|
|
if ($id === TRUE)
|
|
{
|
|
return apc_clear_cache('user');
|
|
}
|
|
elseif ($tag == FALSE)
|
|
{
|
|
return apc_delete($id);
|
|
}
|
|
else
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
public function delete_expired()
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
} // End Cache APC Driver
|