- <?php //if(!defined('BASEPATH')) exit('No direct script access allowed...');
- /**
- * ---------------- redis.conf.php ------------------
- * $redis_conf = array();
- * $redis_conf['master'] = array();;
- * $redis_conf['master']['host'] = '127.0.0.1';
- * $redis_conf['master']['port'] = 6379;
- * $redis_conf['master']['passwd'] = '';
- * $redis_conf['master']['timeout'] = 1;
- * ---------------- author: simon ------------------
- */
- /**
- * Redis Client Interface
- *
- * ------------------- Usage ---------------------
- * $conf_dir = __DIR__ .'/../conf/redis.conf.php';
- * $redis = RedisCli::getInstance($conf_dir, 'master');
- * $ret = $redis->set('xxxxx', 'good');
- * $ret = $redis->get('xxxxx');
- *
- */
- class RedisCli {
- private static $_instance = array();
- private $_redis = false;
- /**
- * 单例模型,构造函数
- */
- public static function getInstance($conf_dir='/xxx/redis.conf.php', $serverName='master') {
- if (isset(self::$_instance[$serverName])) {
- return self::$_instance[$serverName];
- }
- require_once($conf_dir);
- if (!isset($redis_conf[$serverName])) {
- throw new Exception("param serverName Or redis config error...");
- }
- $conf = $redis_conf[$serverName];
- if (!class_exists('Redis')) {
- throw new Exception("Class Redis not exists, please install the php Redis extension...");
- }
- if (isset($conf['host']) && isset($conf['port']) && isset($conf['passwd']) && isset($conf['timeout'])) {
- self::$_instance[$serverName] = new self($conf['host'], $conf['port'], $conf['passwd'], $conf['timeout']);
- return self::$_instance[$serverName];
- }
- return false;
- }
- /**
- * 私有, 单例模型,禁止外部构造
- */
- private function __construct($host, $port, $passwd, $timeout) {
- $this->_redis = new Redis();
- if ($this->_redis->connect($host, $port, $timeout)) {
- if (!empty($passwd)) {
- $this->_redis->auth($passwd);
- }
- }
- }
- /**
- * 私有, 单例模型,禁止克隆
- */
- private function __clone() {
- }
- /**
- * 公有,调用对象函数
- */
- public function __call($method, $args) {
- if (!$this->_redis || !$method) {
- return false;
- }
- if (!method_exists($this->_redis, $method)) {
- throw new Exception("Class RedisCli not have method ($method) ");
- }
- return call_user_func_array(array($this->_redis, $method), $args);
- }
- }
- ?>
- //该片段来自于http://www.codesnippet.cn/detail/2105201512630.html
来源: http://www.codesnippet.cn/detail/2105201512630.html