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vendor
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phpfastcache
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lib
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Phpfastcache
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Drivers
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Xcache
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Home
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File: Driver.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\Xcache; 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 { use DriverBaseTrait; /** * @return bool */ public function driverCheck(): bool { return \extension_loaded('xcache') && \function_exists('xcache_get'); } /** * @return bool */ protected function driverConnect(): bool { return true; } /** * @param \Psr\Cache\CacheItemInterface $item * @return null|array */ protected function driverRead(CacheItemInterface $item) { $data = $this->decode(xcache_get($item->getKey())); if ($data === false || $data === '') { return null; } return $data; } /** * @param \Psr\Cache\CacheItemInterface $item * @return mixed * @throws PhpfastcacheInvalidArgumentException */ protected function driverWrite(CacheItemInterface $item): bool { /** * Check for Cross-Driver type confusion */ if ($item instanceof Item) { return xcache_set($item->getKey(), $this->encode($this->driverPreWrap($item)), $item->getTtl()); } throw new PhpfastcacheInvalidArgumentException('Cross-Driver type confusion detected'); } /** * @param \Psr\Cache\CacheItemInterface $item * @return bool * @throws PhpfastcacheInvalidArgumentException */ protected function driverDelete(CacheItemInterface $item): bool { /** * Check for Cross-Driver type confusion */ if ($item instanceof Item) { return xcache_unset($item->getKey()); } throw new PhpfastcacheInvalidArgumentException('Cross-Driver type confusion detected'); } /** * @return bool */ protected function driverClear(): bool { $cnt = xcache_count(XC_TYPE_VAR); for ($i = 0; $i < $cnt; $i++) { xcache_clear_cache(XC_TYPE_VAR, $i); } return true; } /******************** * * PSR-6 Extended Methods * *******************/ /** * @return DriverStatistic */ public function getStats(): DriverStatistic { if (!ini_get('xcache.admin.enable_auth')) { $info = xcache_info(XC_TYPE_VAR, 0); return (new DriverStatistic()) ->setSize(abs($info['size'] - $info['avail'])) ->setData(\implode(', ', \array_keys($this->itemInstances))) ->setInfo(\sprintf("Xcache v%s with following modules loaded:\n %s", XCACHE_VERSION, \str_replace(' ', ', ', XCACHE_MODULES))) ->setRawData($info); } throw new \RuntimeException("PhpFastCache is not able to read Xcache configuration. Please put this to your php.ini:\n [xcache.admin] xcache.admin.enable_auth = Off\n Then reboot your webserver and make sure that the native Xcache ini configuration file does not override your setting."); } }