File indexing completed on 2024-11-17 05:19:51
0001 <?php 0002 /** 0003 * 0004 * ocs-fileserver 0005 * 0006 * Copyright 2016 by pling GmbH. 0007 * 0008 * This file is part of ocs-fileserver. 0009 * 0010 * ocs-fileserver is free software: you can redistribute it and/or modify 0011 * it under the terms of the GNU Affero General Public License as published by 0012 * the Free Software Foundation, either version 3 of the License, or 0013 * (at your option) any later version. 0014 * 0015 * ocs-fileserver is distributed in the hope that it will be useful, 0016 * but WITHOUT ANY WARRANTY; without even the implied warranty of 0017 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 0018 * GNU Affero General Public License for more details. 0019 * 0020 * You should have received a copy of the GNU Affero General Public License 0021 * along with Foobar. If not, see <http://www.gnu.org/licenses/>. 0022 * 0023 * 0024 */ 0025 0026 class RedisCache 0027 { 0028 const NAMESPACE_SEPARATOR = ':_'; 0029 /** 0030 * @var int|mixed 0031 */ 0032 private $ttl; 0033 /** 0034 * @var mixed|string 0035 */ 0036 private $namespace; 0037 /** 0038 * @var Redis 0039 */ 0040 private $redisCache; 0041 0042 public function __construct($config = null) 0043 { 0044 if (!extension_loaded('redis')) { 0045 throw new Exception("Redis extension is not loaded"); 0046 } 0047 0048 $hostname = isset($config['host']) ? $config['host'] : '127.0.0.1'; 0049 $port = isset($config['port']) ? $config['port'] : 6379; 0050 $this->ttl = isset($config['ttl']) ? $config['ttl'] : null; 0051 $this->namespace = isset($config['namespace']) ? $config['namespace'] . self::NAMESPACE_SEPARATOR : ''; 0052 $password = isset($config['password']) ? $config['password'] : null; 0053 0054 $this->redisCache = new Redis(); 0055 //Connecting to Redis 0056 if (false === $this->redisCache->connect($hostname, $port)) { 0057 throw new Exception("Redis connection could not instantiated"); 0058 } 0059 0060 if ($password) { 0061 $this->redisCache->auth('password'); 0062 } 0063 0064 $resultPing = $this->redisCache->ping(); 0065 if (!$resultPing) { 0066 throw new Exception("Redis connection is inaccessible: {$resultPing}"); 0067 } 0068 //$this->redisCache->setOption(Redis::OPT_SERIALIZER, Redis::SERIALIZER_JSON); 0069 } 0070 0071 public function get($key) 0072 { 0073 return unserialize($this->redisCache->get($this->namespace . $key)); 0074 } 0075 0076 public function set($key, $value, $ttl = null) 0077 { 0078 return $this->redisCache->set($this->namespace . $key, serialize($value), $ttl); 0079 } 0080 0081 public function has($key) 0082 { 0083 return $this->redisCache->exists($this->namespace . $key); 0084 } 0085 0086 }