Cache.php
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<?php
/**
* @package Regular Labs Library
* @version 18.2.10140
*
* @author Peter van Westen <info@regularlabs.com>
* @link http://www.regularlabs.com
* @copyright Copyright © 2018 Regular Labs All Rights Reserved
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
*/
namespace RegularLabs\Library;
defined('_JEXEC') or die;
use JFactory;
/**
* Class Cache
* @package RegularLabs\Library
*/
class Cache
{
static $group = 'regularlabs';
static $cache = [];
// Is the cached object in the cache memory?
public static function has($id)
{
return isset(self::$cache[md5($id)]);
}
// Get the cached object from the cache memory
public static function get($id)
{
$hash = md5($id);
if ( ! isset(self::$cache[$hash]))
{
return false;
}
return is_object(self::$cache[$hash]) ? clone self::$cache[$hash] : self::$cache[$hash];
}
// Save the cached object to the cache memory
public static function set($id, $data)
{
self::$cache[md5($id)] = $data;
return $data;
}
// Get the cached object from the Joomla cache
public static function read($id)
{
$hash = md5($id);
if (isset(self::$cache[$hash]))
{
return self::$cache[$hash];
}
$cache = JFactory::getCache(self::$group, 'output');
return $cache->get($hash);
}
// Save the cached object to the Joomla cache
public static function write($id, $data, $time_to_life_in_minutes = 0, $force_caching = true)
{
$hash = md5($id);
self::$cache[$hash] = $data;
$cache = JFactory::getCache(self::$group, 'output');
if ($time_to_life_in_minutes)
{
// convert ttl to minutes
$cache->setLifeTime($time_to_life_in_minutes * 60);
}
if ($force_caching)
{
$cache->setCaching(true);
}
$cache->store($data, $hash);
self::set($hash, $data);
return $data;
}
}