141 lines
3.0 KiB
PHP
141 lines
3.0 KiB
PHP
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<?php
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/**
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*
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* This file is part of phpFastCache.
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*
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* @license MIT License (MIT)
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*
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* For full copyright and license information, please see the docs/CREDITS.txt file.
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*
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* @author Khoa Bui (khoaofgod) <khoaofgod@gmail.com> http://www.phpfastcache.com
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* @author Georges.L (Geolim4) <contact@geolim4.com>
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*
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*/
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namespace phpFastCache\Drivers;
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use phpFastCache\Core\DriverAbstract;
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use Exception;
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/**
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* Class xcache
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* @package phpFastCache\Drivers
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*/
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class xcache extends DriverAbstract
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{
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/**
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* phpFastCache_xcache constructor.
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* @param array $config
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*/
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public function __construct($config = array())
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{
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$this->setup($config);
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if (!$this->checkdriver() && !isset($config[ 'skipError' ])) {
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$this->fallback = true;
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}
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}
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/**
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* @return bool
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*/
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public function checkdriver()
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{
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// Check xcache
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if (extension_loaded('xcache') && function_exists('xcache_get')) {
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return true;
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}
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$this->fallback = true;
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return false;
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}
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/**
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* @param $keyword
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* @param string $value
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* @param int $time
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* @param array $option
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* @return bool
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*/
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public function driver_set($keyword, $value = "", $time = 300, $option = array())
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{
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if (isset($option[ 'skipExisting' ]) && $option[ 'skipExisting' ] == true) {
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if (!$this->isExisting($keyword)) {
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return xcache_set($keyword, serialize($value), $time);
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}
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} else {
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return xcache_set($keyword, serialize($value), $time);
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}
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return false;
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}
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/**
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* @param $keyword
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* @param array $option
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* @return mixed|null
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*/
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public function driver_get($keyword, $option = array())
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{
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// return null if no caching
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// return value if in caching
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$data = unserialize(xcache_get($keyword));
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if ($data === false || $data == '') {
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return null;
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}
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return $data;
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}
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/**
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* @param $keyword
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* @param array $option
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* @return bool
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*/
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public function driver_delete($keyword, $option = array())
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{
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return xcache_unset($keyword);
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}
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/**
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* @param array $option
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* @return array
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*/
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public function driver_stats($option = array())
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{
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$res = array(
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'info' => '',
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'size' => '',
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'data' => '',
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);
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try {
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$res[ 'data' ] = xcache_list(XC_TYPE_VAR, 100);
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} catch (Exception $e) {
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$res[ 'data' ] = array();
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}
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return $res;
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}
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/**
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* @param array $option
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* @return bool
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*/
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public function driver_clean($option = array())
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{
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$cnt = xcache_count(XC_TYPE_VAR);
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for ($i = 0; $i < $cnt; $i++) {
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xcache_clear_cache(XC_TYPE_VAR, $i);
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}
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return true;
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}
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/**
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* @param $keyword
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* @return bool
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*/
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public function driver_isExisting($keyword)
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{
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return xcache_isset($keyword);
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}
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}
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