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156 lines
3.5 KiB
156 lines
3.5 KiB
<?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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/**
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* Class cookie
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* @package phpFastCache\Drivers
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*/
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class cookie extends DriverAbstract
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{
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/**
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* phpFastCache_cookie 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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$this->fallback = true;
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}
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}
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/**
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* @return bool
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*/
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public function checkdriver()
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{
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// Check memcache
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if (function_exists('setcookie')) {
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return true;
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}
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$this->fallback = true;
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return false;
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}
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/**
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*
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*/
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public function connectServer()
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{
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// for cookie check output
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if (!isset($_COOKIE[ 'phpFastCache' ])) {
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if (!@setcookie('phpFastCache', 1, 10)) {
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$this->fallback = true;
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}
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}
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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, $option = array())
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{
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$this->connectServer();
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$keyword = 'phpFastCache_' . $keyword;
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$v = $this->encode($value);
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if(isset($this->config['limited_memory_each_object'])
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&& strlen($v) > $this->config['limited_memory_each_object']) {
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return false;
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}
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return setcookie($keyword, $v, time() + ($time ? (int)$time : 300), '/');
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}
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/**
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* @param $keyword
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* @param array $option
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* @return bool|mixed|null
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*/
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public function driver_get($keyword, $option = array())
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{
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$this->connectServer();
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// return null if no caching
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// return value if in caching
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$keyword = 'phpFastCache_' . $keyword;
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$x = isset($_COOKIE[ $keyword ]) ? $this->decode($_COOKIE[ $keyword ]) : false;
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if ($x == false) {
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return null;
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} else {
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return $x;
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}
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}
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/**
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* @param $keyword
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* @param array $option
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*/
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public function driver_delete($keyword, $option = array())
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{
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$this->connectServer();
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$keyword = 'phpFastCache_' . $keyword;
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@setcookie($keyword, null, -10);
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$_COOKIE[ $keyword ] = null;
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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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$this->connectServer();
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$res = array(
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'info' => '',
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'size' => '',
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'data' => $_COOKIE,
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);
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return $res;
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}
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/**
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* @param array $option
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*/
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public function driver_clean($option = array())
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{
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$this->connectServer();
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foreach ($_COOKIE as $keyword => $value) {
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if (strpos($keyword, 'phpFastCache') !== false) {
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@setcookie($keyword, null, -10);
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$_COOKIE[ $keyword ] = null;
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}
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}
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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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$this->connectServer();
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$x = $this->get($keyword);
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return !($x == null);
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}
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} |