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40 lines
992 B
40 lines
992 B
7 months ago
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<?php
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class Cache_Redis {
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static $obj = array();
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static function &instance($pConfig = 'default'){
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if (!isset(self::$obj[$pConfig])) {
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# 配置
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if(!$tConf = Yaf_Registry::get("config")->redis->$pConfig){
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exit('redis config error: '.$pConfig);
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}
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$tConf = $tConf->toArray();
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# 连接
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self::$obj[$pConfig] = new Redis();
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if (self::$obj[$pConfig]->connect($tConf['host'], $tConf['port'])) {
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self::$obj[$pConfig]->select($tConf['db']);
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}
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}
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return self::$obj[$pConfig];
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}
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/**
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* 将JSON处理为PHP数组
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*
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* @param string $pJson json_encode(数组)
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* @param string $pKey 数组键值
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* @param string $pDefault 默认值
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*
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* @return mixed
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* @demo Cache_Redis::json($json, 'uid', 0)
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* @demo Cache_Redis::json($json, null)
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*/
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static function json(&$pJson, $pKey = null, $pDefault = '') {
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if (!$tArray = json_decode($pJson, true)) return $pDefault;
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return isset($tArray[$pKey]) ? $tArray[$pKey] : $pDefault;
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}
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}
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