| Path : /var/www/html/ob-wp-eski/core/Settings/Storage/Backend/ |
|
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| Current File : /var/www/html/ob-wp-eski/core/Settings/Storage/Backend/Cache.php |
<?php
/**
* Piwik - free/libre analytics platform
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
*/
namespace Piwik\Settings\Storage\Backend;
use Piwik\Settings\Storage;
use Piwik\Tracker;
use Piwik\Cache as PiwikCache;
/**
* Loads settings from tracker cache instead of database. If not yet present in tracker cache will cache it.
*
* Can be used as a decorator in combination with any other storage backend.
*/
class Cache implements BackendInterface
{
/**
* @var BackendInterface
*/
private $backend;
public function __construct(BackendInterface $backend)
{
$this->backend = $backend;
}
/**
* Saves (persists) the current setting values in the database.
*/
public function save($values)
{
$this->backend->save($values);
self::clearCache();
}
public function getStorageId()
{
return $this->backend->getStorageId();
}
public function delete()
{
$this->backend->delete();
self::clearCache();
}
public function load()
{
$cacheId = $this->getStorageId();
$cache = self::buildCache();
if ($cache->contains($cacheId)) {
return $cache->fetch($cacheId);
}
$settings = $this->backend->load();
$cache->save($cacheId, $settings);
return $settings;
}
public static function clearCache()
{
Tracker\Cache::deleteTrackerCache();
self::buildCache()->flushAll();
}
public static function buildCache()
{
return PiwikCache::getEagerCache();
}
}