78 lines
1.5 KiB
PHP
78 lines
1.5 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
namespace Cache\Driver;
|
||
|
|
|
||
|
|
use Cache\Driver;
|
||
|
|
use A;
|
||
|
|
use Exception;
|
||
|
|
use S;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Session Cache
|
||
|
|
*
|
||
|
|
* @package Kirby Toolkit
|
||
|
|
* @author Bastian Allgeier <bastian@getkirby.com>
|
||
|
|
* @link http://getkirby.com
|
||
|
|
* @copyright Bastian Allgeier
|
||
|
|
* @license http://www.opensource.org/licenses/mit-license.php MIT License
|
||
|
|
*/
|
||
|
|
class Session extends Driver {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Make sure the session is started within the constructor
|
||
|
|
*/
|
||
|
|
public function __construct() {
|
||
|
|
s::start();
|
||
|
|
if(!isset($_SESSION['_cache'])) {
|
||
|
|
$_SESSION['_cache'] = array();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Write an item to the cache for a given number of minutes.
|
||
|
|
*
|
||
|
|
* <code>
|
||
|
|
* // Put an item in the cache for 15 minutes
|
||
|
|
* Cache::set('value', 'my value', 15);
|
||
|
|
* </code>
|
||
|
|
*
|
||
|
|
* @param string $key
|
||
|
|
* @param mixed $value
|
||
|
|
* @param int $minutes
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
public function set($key, $value, $minutes = null) {
|
||
|
|
return $_SESSION['_cache'][$key] = $this->value($value, $minutes);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Retrieve an item from the cache.
|
||
|
|
*
|
||
|
|
* @param string $key
|
||
|
|
* @return object CacheValue
|
||
|
|
*/
|
||
|
|
public function retrieve($key) {
|
||
|
|
return a::get($_SESSION['_cache'], $key);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Remove an item from the cache
|
||
|
|
*
|
||
|
|
* @param string $key
|
||
|
|
* @return boolean
|
||
|
|
*/
|
||
|
|
public function remove($key) {
|
||
|
|
unset($_SESSION['_cache'][$key]);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Flush the entire cache directory
|
||
|
|
*
|
||
|
|
* @return boolean
|
||
|
|
*/
|
||
|
|
public function flush() {
|
||
|
|
$_SESSION['_cache'] = array();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|