core/Pimf/Cache/Storages/Memory.php
<?php
/**
* Pimf
*
* @copyright Copyright (c) Gjero Krsteski (http://krsteski.de)
* @license http://opensource.org/licenses/MIT MIT License
*/
namespace Pimf\Cache\Storages;
/**
* @package Cache_Storages
* @author Gjero Krsteski <gjero@krsteski.de>
*/
class Memory extends Storage
{
/**
* The in-memory array of cached items.
*
* @var array
*/
public $storage = array();
/**
* Retrieve an item from the cache storage.
*
* @param string $key
*
* @return mixed|null
*/
protected function retrieve($key)
{
if (array_key_exists($key, $this->storage)) {
return $this->storage[$key];
}
return null;
}
/**
* Write an item to the cache for a given number of minutes.
*
* <code>
* // Put an item in the cache for 15 minutes
* Cache::put('name', 'Robin', 15);
* </code>
*
* @param string $key
* @param mixed $value
* @param int $minutes
*/
public function put($key, $value, $minutes)
{
$this->storage[$key] = $value;
}
/**
* Write an item to the cache that lasts forever.
*
* @param $key
* @param $value
*/
public function forever($key, $value)
{
$this->put($key, $value, 0);
}
/**
* Delete an item from the cache.
*
* @param string $key
*/
public function forget($key)
{
unset($this->storage[$key]);
}
/**
* Flush the entire cache.
*/
public function flush()
{
$this->storage = array();
}
}