355 lines
10 KiB
PHP
355 lines
10 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\Core;
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use phpFastCache\CacheManager;
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use phpFastCache\Exceptions\phpFastCacheCoreException;
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use phpFastCache\Exceptions\phpFastCacheDriverException;
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/**
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* Class phpFastCache
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* @package phpFastCache\Core
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*
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* Handle methods using annotations for IDE
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* because they're handled by __call()
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* Check out DriverInterface to see all
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* the drivers methods magically implemented
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*
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* @method get() driver_get($keyword, $option = array()) Return null or value of cache
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* @method set() driver_set($keyword, $value = '', $time = 300, $option = array()) Set a obj to cache
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* @method delete() delete(string $keyword) Delete key from cache
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* @method clean() clean($option = array()) Clean up whole cache
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* @method checkdriver() checkdriver() Delete key from cache
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* @method stats() stats($option = array()) Show stats of caching
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* @method systemInfo() systemInfo() Return System Information
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*
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*/
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class phpFastCache
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{
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/**
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* @var bool
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*/
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public static $disabled = false;
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/**
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* @var array
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*/
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public static $config = array(
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'storage' => '', // blank for auto
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'default_chmod' => 0777, // 0777 , 0666, 0644
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'overwrite' => "", // files, sqlite, etc it will overwrite ur storage and all other caching for waiting u fix ur server
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'allow_search' => false, // turn to true will allow $method search("/regex/")
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'fallback' => 'files', //Fall back when old driver is not support
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'securityKey' => 'auto',
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'htaccess' => true,
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'path' => '',
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'memcache' => array(
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array('127.0.0.1', 11211, 1),
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// array("new.host.ip",11211,1),
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),
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'redis' => array(
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'host' => '127.0.0.1',
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'port' => '',
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'password' => '',
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'database' => '',
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'timeout' => '',
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),
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'ssdb' => array(
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'host' => '127.0.0.1',
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'port' => 8888,
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'password' => '',
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'timeout' => '',
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),
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'extensions' => array(),
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"cache_method" => 1, // 1 = normal, 2 = phpfastcache, 3 = memory
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"limited_memory_each_object" => 4000, // maximum size (bytes) of object store in memory
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"compress_data" => false // compress stored data, if the backend supports it
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);
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/**
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* @var array
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*/
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protected static $tmp = array();
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/**
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* @var DriverAbstract $instance
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*/
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public $instance;
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/**
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* phpFastCache constructor.
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* @param string $storage
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* @param array $config
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*/
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public function __construct($storage = '', $config = array())
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{
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if (empty($config)) {
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$config = phpFastCache::$config;
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}
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$config[ 'storage' ] = $storage;
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$storage = strtolower($storage);
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if ($storage == '' || $storage == 'auto') {
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$storage = self::getAutoClass($config);
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}
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$this->instance = CacheManager::getInstance($storage, $config);
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}
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/**
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* Cores
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*/
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/**
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* @param $config
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* @return string
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* @throws \Exception
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*/
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public static function getAutoClass($config)
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{
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$path = self::getPath(false, $config);
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if (is_writable($path)) {
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$driver = 'files';
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} else if (extension_loaded('apc') && ini_get('apc.enabled') && strpos(PHP_SAPI, 'CGI') === false) {
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$driver = 'apc';
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} else if (class_exists('memcached')) {
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$driver = 'memcached';
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} elseif (extension_loaded('wincache') && function_exists('wincache_ucache_set')) {
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$driver = 'wincache';
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} elseif (extension_loaded('xcache') && function_exists('xcache_get')) {
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$driver = 'xcache';
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} else if (function_exists('memcache_connect')) {
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$driver = 'memcache';
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} else if (class_exists('Redis')) {
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$driver = 'redis';
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} else {
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$driver = 'files';
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}
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return $driver;
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}
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/**
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* @param bool $skip_create_path
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* @param $config
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* @return string
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* @throws \Exception
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*/
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public static function getPath($skip_create_path = false, $config)
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{
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$tmp_dir = ini_get('upload_tmp_dir') ? ini_get('upload_tmp_dir') : sys_get_temp_dir();
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if (!isset($config[ 'path' ]) || $config[ 'path' ] == '') {
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if (self::isPHPModule()) {
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$path = $tmp_dir;
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} else {
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$document_root_path = rtrim($_SERVER[ 'DOCUMENT_ROOT' ], '/') . '/../';
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$path = isset($_SERVER[ 'DOCUMENT_ROOT' ]) && is_writable($document_root_path)
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? $document_root_path
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: rtrim(__DIR__, '/') . '/';
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}
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if (self::$config[ 'path' ] != '') {
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$path = $config[ 'path' ];
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}
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} else {
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$path = $config[ 'path' ];
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}
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$securityKey = array_key_exists('securityKey',
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$config) ? $config[ 'securityKey' ] : '';
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if ($securityKey == "" || $securityKey == 'auto') {
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$securityKey = self::$config[ 'securityKey' ];
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if ($securityKey == 'auto' || $securityKey == '') {
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$securityKey = isset($_SERVER[ 'HTTP_HOST' ]) ? preg_replace('/^www./',
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'', strtolower(str_replace(':', '_', $_SERVER[ 'HTTP_HOST' ]))) : "default";
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}
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}
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if ($securityKey != '') {
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$securityKey .= '/';
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}
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$securityKey = self::cleanFileName($securityKey);
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$full_path = rtrim($path,'/') . '/' . $securityKey;
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$full_pathx = md5($full_path);
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if ($skip_create_path == false && !isset(self::$tmp[ $full_pathx ])) {
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if (!@file_exists($full_path) || !@is_writable($full_path)) {
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if (!@file_exists($full_path)) {
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@mkdir($full_path, self::__setChmodAuto($config), true);
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}
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if (!@is_writable($full_path)) {
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@chmod($full_path, self::__setChmodAuto($config));
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}
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if(!@is_writable($full_path)) {
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// switch back to tmp dir again if the path is not writeable
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$full_path = rtrim($tmp_dir,'/') . '/' . $securityKey;
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if (!@file_exists($full_path)) {
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@mkdir($full_path, self::__setChmodAuto($config), true);
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}
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if (!@is_writable($full_path)) {
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@chmod($full_path, self::__setChmodAuto($config));
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}
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}
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if (!@file_exists($full_path) || !@is_writable($full_path)) {
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throw new phpFastCacheCoreException('PLEASE CREATE OR CHMOD ' . $full_path . ' - 0777 OR ANY WRITABLE PERMISSION!', 92);
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}
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}
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self::$tmp[ $full_pathx ] = true;
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self::htaccessGen($full_path, array_key_exists('htaccess', $config) ? $config[ 'htaccess' ] : false);
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}
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return realpath($full_path);
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}
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/**
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* @param $filename
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* @return mixed
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*/
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public static function cleanFileName($filename)
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{
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$regex = array(
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'/[\?\[\]\/\\\=\<\>\:\;\,\'\"\&\$\#\*\(\)\|\~\`\!\{\}]/',
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'/\.$/',
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'/^\./',
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);
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$replace = array('-', '', '');
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return trim(preg_replace($regex, $replace, trim($filename)),'-');
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}
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/**
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* @param $config
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* @return int
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*/
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public static function __setChmodAuto($config)
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{
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if (!isset($config[ 'default_chmod' ]) || $config[ 'default_chmod' ] == '' || is_null($config[ 'default_chmod' ])) {
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return 0777;
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} else {
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return $config[ 'default_chmod' ];
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}
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}
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/**
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* @return array
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*/
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protected static function getOS()
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{
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$os = array(
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'os' => PHP_OS,
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'php' => PHP_SAPI,
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'system' => php_uname(),
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'unique' => md5(php_uname() . PHP_OS . PHP_SAPI),
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);
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return $os;
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}
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/**
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* @return bool
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*/
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public static function isPHPModule()
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{
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if (PHP_SAPI === 'apache2handler') {
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return true;
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} else {
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if (strpos(PHP_SAPI, 'handler') !== false) {
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return true;
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}
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}
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return false;
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}
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/**
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* @param $path
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* @param bool $create
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* @throws \Exception
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*/
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protected static function htaccessGen($path, $create = true)
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{
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if ($create == true) {
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if (!is_writable($path)) {
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try {
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chmod($path, 0777);
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} catch (phpFastCacheDriverException $e) {
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throw new phpFastCacheDriverException('PLEASE CHMOD ' . $path . ' - 0777 OR ANY WRITABLE PERMISSION!',
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92);
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}
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}
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if(!file_exists($path."/.htaccess")) {
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// echo "write me";
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$html = "order deny, allow \r\n
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deny from all \r\n
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allow from 127.0.0.1";
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$f = @fopen($path . '/.htaccess', 'w+');
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if (!$f) {
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throw new phpFastCacheDriverException('PLEASE CHMOD ' . $path . ' - 0777 OR ANY WRITABLE PERMISSION!', 92);
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}
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fwrite($f, $html);
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fclose($f);
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}
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}
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}
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/**
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* @param $name
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* @param string $value
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*/
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public static function setup($name, $value = '')
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{
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if (is_array($name)) {
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self::$config = array_merge(self::$config,$name);
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} else {
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self::$config[ $name ] = $value;
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}
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}
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/**
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* @param $something
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*/
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public static function debug($something)
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{
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echo "Starting Debugging ...<br>\r\n ";
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if (is_array($something)) {
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echo '<pre>';
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print_r($something);
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echo '</pre>';
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var_dump($something);
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} else {
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echo $something;
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}
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echo "\r\n<br> Ended";
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exit;
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}
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}
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