【opencart3源码分析】APC缓存类

太阳不下山

<?php
namespace Cache;
/**
 * APC类
 * @package Cache
 */
class APC {
  // 过期时间
private $expire;
// 是否开启,默认否
private $active = false;
  // 构造方法
public function __construct($expire) {
$this->expire = $expire;
$this->active = function_exists('apc_cache_info') && ini_get('apc.enabled');
}
  // 获取
public function get($key) {
return $this->active ? apc_fetch(CACHE_PREFIX . $key) : false;
}
  // 设置
public function set($key, $value) {
return $this->active ? apc_store(CACHE_PREFIX . $key, $value, $this->expire) : false;
}
  // 删除
public function delete($key) {
if (!$this->active) {
return false;
}
$cache_info = apc_cache_info('user');
$cache_list = $cache_info['cache_list'];
foreach ($cache_list as $entry) {
if (strpos($entry['info'], CACHE_PREFIX . $key) === 0) {
apcu_delete($entry['info']);
}
}
}
}