mirror of
https://github.com/vichan-devel/vichan.git
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123 lines
2.4 KiB
PHP
123 lines
2.4 KiB
PHP
<?php
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/*
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* Copyright (c) 2010-2012 Tinyboard Development Group
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*/
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if(realpath($_SERVER['SCRIPT_FILENAME']) == str_replace('\\', '/', __FILE__)) {
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// You cannot request this file directly.
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exit;
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}
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class Cache {
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private static $cache;
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public static function init() {
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global $config;
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switch($config['cache']['enabled']) {
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case 'memcached':
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self::$cache = new Memcached();
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self::$cache->addServers($config['cache']['memcached']);
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break;
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case 'php':
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self::$cache = Array();
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break;
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}
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}
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public static function get($key) {
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global $config, $debug;
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$key = $config['cache']['prefix'] . $key;
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$data = false;
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switch($config['cache']['enabled']) {
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case 'memcached':
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if(!self::$cache)
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self::init();
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$data = self::$cache->get($key);
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break;
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case 'apc':
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$data = apc_fetch($key);
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break;
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case 'xcache':
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$data = xcache_get($key);
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break;
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case 'php':
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$data = isset(self::$cache[$key]) ? self::$cache[$key] : false;
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break;
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}
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// debug
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if($data && $config['debug']) {
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$debug['cached'][] = $key;
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}
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return $data;
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}
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public static function set($key, $value, $expires = false) {
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global $config;
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$key = $config['cache']['prefix'] . $key;
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if(!$expires)
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$expires = $config['cache']['timeout'];
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switch($config['cache']['enabled']) {
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case 'memcached':
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if(!self::$cache)
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self::init();
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self::$cache->set($key, $value, $expires);
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break;
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case 'apc':
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apc_store($key, $value, $expires);
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break;
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case 'xcache':
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xcache_set($key, $value, $expires);
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break;
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case 'php':
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self::$cache[$key] = $value;
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break;
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}
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}
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public static function delete($key) {
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global $config;
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$key = $config['cache']['prefix'] . $key;
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switch($config['cache']['enabled']) {
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case 'memcached':
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if(!self::$cache)
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self::init();
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self::$cache->delete($key);
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break;
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case 'apc':
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apc_delete($key);
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break;
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case 'xcache':
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xcache_unset($key);
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break;
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case 'php':
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unset(self::$cache[$key]);
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break;
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}
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}
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public static function flush() {
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global $config;
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switch($config['cache']['enabled']) {
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case 'memcached':
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if(!self::$cache)
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self::init();
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return self::$cache->flush();
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case 'apc':
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return apc_clear_cache('user');
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case 'php':
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self::$cache[$key] = Array();
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break;
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}
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return false;
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}
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}
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