137 lines
3.4 KiB
PHP
137 lines
3.4 KiB
PHP
<?php
|
|
|
|
/**
|
|
*
|
|
* This file is part of phpFastCache.
|
|
*
|
|
* @license MIT License (MIT)
|
|
*
|
|
* For full copyright and license information, please see the docs/CREDITS.txt file.
|
|
*
|
|
* @author Khoa Bui (khoaofgod) <khoaofgod@gmail.com> https://www.phpfastcache.com
|
|
* @author Georges.L (Geolim4) <contact@geolim4.com>
|
|
*
|
|
*/
|
|
declare(strict_types=1);
|
|
|
|
namespace Phpfastcache\Drivers\Apcu;
|
|
|
|
use DateTime;
|
|
use Phpfastcache\Cluster\AggregatablePoolInterface;
|
|
use Phpfastcache\Core\Pool\{DriverBaseTrait, ExtendedCacheItemPoolInterface};
|
|
use Phpfastcache\Entities\DriverStatistic;
|
|
use Phpfastcache\Exceptions\{PhpfastcacheInvalidArgumentException};
|
|
use Psr\Cache\CacheItemInterface;
|
|
|
|
|
|
/**
|
|
* Class Driver
|
|
* @package phpFastCache\Drivers
|
|
* @property Config $config Config object
|
|
* @method Config getConfig() Return the config object
|
|
*/
|
|
class Driver implements ExtendedCacheItemPoolInterface, AggregatablePoolInterface
|
|
{
|
|
use DriverBaseTrait;
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
public function driverCheck(): bool
|
|
{
|
|
return extension_loaded('apcu') && ini_get('apc.enabled');
|
|
}
|
|
|
|
/**
|
|
* @return DriverStatistic
|
|
*/
|
|
public function getStats(): DriverStatistic
|
|
{
|
|
$stats = (array)apcu_cache_info();
|
|
$date = (new DateTime())->setTimestamp($stats['start_time']);
|
|
|
|
return (new DriverStatistic())
|
|
->setData(implode(', ', array_keys($this->itemInstances)))
|
|
->setInfo(
|
|
sprintf(
|
|
"The APCU cache is up since %s, and have %d item(s) in cache.\n For more information see RawData.",
|
|
$date->format(DATE_RFC2822),
|
|
$stats['num_entries']
|
|
)
|
|
)
|
|
->setRawData($stats)
|
|
->setSize((int)$stats['mem_size']);
|
|
}
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
protected function driverConnect(): bool
|
|
{
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param CacheItemInterface $item
|
|
* @return bool
|
|
* @throws PhpfastcacheInvalidArgumentException
|
|
*/
|
|
protected function driverWrite(CacheItemInterface $item): bool
|
|
{
|
|
/**
|
|
* Check for Cross-Driver type confusion
|
|
*/
|
|
if ($item instanceof Item) {
|
|
return (bool)apcu_store($item->getKey(), $this->driverPreWrap($item), $item->getTtl());
|
|
}
|
|
|
|
throw new PhpfastcacheInvalidArgumentException('Cross-Driver type confusion detected');
|
|
}
|
|
|
|
/**
|
|
* @param CacheItemInterface $item
|
|
* @return null|array
|
|
*/
|
|
protected function driverRead(CacheItemInterface $item)
|
|
{
|
|
$data = apcu_fetch($item->getKey(), $success);
|
|
|
|
if ($success === false) {
|
|
return null;
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* @param CacheItemInterface $item
|
|
* @return bool
|
|
* @throws PhpfastcacheInvalidArgumentException
|
|
*/
|
|
protected function driverDelete(CacheItemInterface $item): bool
|
|
{
|
|
/**
|
|
* Check for Cross-Driver type confusion
|
|
*/
|
|
if ($item instanceof Item) {
|
|
return (bool)apcu_delete($item->getKey());
|
|
}
|
|
|
|
throw new PhpfastcacheInvalidArgumentException('Cross-Driver type confusion detected');
|
|
}
|
|
|
|
/********************
|
|
*
|
|
* PSR-6 Extended Methods
|
|
*
|
|
*******************/
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
protected function driverClear(): bool
|
|
{
|
|
return @apcu_clear_cache();
|
|
}
|
|
}
|