~~~ <?php /** * Created by PhpStorm. * Power by Mikkle * QQ:776329498 * Date: 2017/7/14 * Time: 15:36 */ namespace mikkle\tp_redis; use mikkle\tp_master\Exception; use mikkle\tp_master\Log; /** * Class Redis redis操作类,集成了redis常用的操作方法 * Power by Mikkle * @time,2017/12/24 */ class Redis{ public $redisObj = null;//redis实例化时静态变量 static protected $instance; protected $sn; protected $index=0; protected $port=6379; protected $auth=""; protected $host="127.0.0.1"; public function __construct($options=[]) { $host = trim(isset($options["host"]) ? $options["host"] : $this->host); $port = trim(isset($options["port"]) ? $options["port"] : $this->port ); $auth = trim(isset($options["auth"]) ? $options["auth"] : $this->auth ); $index = trim(isset($options["index"]) ? $options["index"] : $this->index ); if (!is_integer($index) && $index>16) { $index = 0; } $sn = md5("{$host}{$port}{$auth}{$index}"); $this->sn = $sn; if (!isset($this->redisObj[$this->sn])){ try{ $this->redisObj[$this->sn]=new \Redis(); $this->redisObj[$this->sn]->connect($host,$port); $this->redisObj[$this->sn]->auth($auth); $this->redisObj[$this->sn]->select($index); }catch (Exception $e){ Log::notice($e->getMessage()); try{ $this->redisObj[$this->sn]=new \Redis(); $this->redisObj[$this->sn]->connect($host,$port); $this->redisObj[$this->sn]->auth($auth); $this->redisObj[$this->sn]->select($index); }catch (Exception $e){ Log::error($e->getMessage()); } } } $this->redisObj[$this->sn]->sn=$sn; $this->index = $index; return ; } /** * Power: Mikkle * Email:776329498@qq.com * @param array $options * @return Redis */ public static function instance($options=[]) { return new Redis($options); } public function getKeys($key='*'){ return $this->redisObj[$this->sn]->getKeys($key); } public function setExpire($key,$time=0){ if(!$key){ return false; } switch (true){ case ($time==0): return $this->redisObj[$this->sn]->expire($key,0); break; case ($time>time()): $this->redisObj[$this->sn]->expireAt($key,$time); break; default: return $this->redisObj[$this->sn]->expire($key,$time); } } /*------------------------------------start 1.string结构----------------------------------------------------*/ /** * 增,设置值 构建一个字符串 * @param string $key KEY名称 * @param string $value 设置值 * @param int $timeOut 时间 0表示无过期时间 * @return true【总是返回true】 */ public function set($key, $value, $timeOut=0) { $setRes = $this->redisObj[$this->sn]->set($key, $value); if ($timeOut > 0) $this->redisObj[$this->sn]->expire($key, $timeOut); return $setRes; } /** * 查,获取 某键对应的值,不存在返回false * @param $key ,键值 * @return bool|string ,查询成功返回信息,失败返回false */ public function get($key){ $setRes = $this->redisObj[$this->sn]->get($key);//不存在返回false if($setRes === 'false'){ return false; } return $setRes; } /*------------------------------------1.end string结构----------------------------------------------------*/ /*------------------------------------2.start list结构----------------------------------------------------*/ /** * 增,构建一个列表(先进后去,类似栈) * @param String $key KEY名称 * @param string $value 值 * @param $timeOut |num 过期时间 */ public function lPush($key,$value,$timeOut=0){ // echo "$key - $value \n"; $re = $this->redisObj[$this->sn]->LPUSH($key,$value); if ($timeOut > 0) $this->redisObj[$this->sn]->expire($key, $timeOut); return $re; } /** * 增,构建一个列表(先进先去,类似队列) * @param string $key KEY名称 * @param string $value 值 * @param $timeOut |num 过期时间 */ public function rPush($key,$value,$timeOut=0){ // echo "$key - $value \n"; $re = $this->redisObj[$this->sn]->RPUSH($key,$value); if ($timeOut > 0) $this->redisObj[$this->sn]->expire($key, $timeOut); return $re; } /** * 查,获取所有列表数据(从头到尾取) * @param string $key KEY名称 * @param int $head 开始 * @param int $tail 结束 */ public function lRanges($key,$head,$tail){ return $this->redisObj[$this->sn]->lrange($key,$head,$tail); } /** * Power by Mikkle * QQ:776329498 * @param $key * @return mixed */ public function rPop($key){ return $this->redisObj[$this->sn]->rPop($key); } public function lPop($key){ return $this->redisObj[$this->sn]->lpop($key); } /*------------------------------------2.end list结构----------------------------------------------------*/ /*------------------------------------3.start set结构----------------------------------------------------*/ /** * 增,构建一个集合(无序集合) * @param string $key 集合Y名称 * @param string|array $value 值 * @param int $timeOut 时间 0表示无过期时间 * @return */ public function sAdd($key,$value,$timeOut = 0){ $re = $this->redisObj[$this->sn]->sadd($key,$value); if ($timeOut > 0) $this->redisObj[$this->sn]->expire($key, $timeOut); return $re; } /** * 查,取集合对应元素 * @param string $key 集合名字 */ public function sMembers($key){ $re = $this->redisObj[$this->sn]->exists($key);//存在返回1,不存在返回0 if(!$re) return false; return $this->redisObj[$this->sn]->smembers($key); } /*------------------------------------3.end set结构----------------------------------------------------*/ /*------------------------------------4.start sort set结构----------------------------------------------------*/ /* * 增,改,构建一个集合(有序集合),支持批量写入,更新 * @param string $key 集合名称 * @param array $score_value key为scoll, value为该权的值 * @return int 插入操作成功返回插入数量【,更新操作返回0】 */ public function zadd($key,$score_value,$timeOut =0){ if(!is_array($score_value)) return false; $a = 0;//存放插入的数量 foreach($score_value as $score=>$value){ $re = $this->redisObj[$this->sn]->zadd($key,$score,$value);//当修改时,可以修改,但不返回更新数量 $re && $a+=1; if ($timeOut > 0) $this->redisObj[$this->sn]->expire($key, $timeOut); } return $a; } /** * 查,有序集合查询,可升序降序,默认从第一条开始,查询一条数据 * @param $key ,查询的键值 * @param $min ,从第$min条开始 * @param $max,查询的条数 * @param $order ,asc表示升序排序,desc表示降序排序 * @return array|bool 如果成功,返回查询信息,如果失败返回false */ public function zRange($key,$min = 0 ,$num = 1,$order = 'desc'){ $re = $this->redisObj[$this->sn]->exists($key);//存在返回1,不存在返回0 if(!$re) return false;//不存在键值 if('desc' == strtolower($order)){ $re = $this->redisObj[$this->sn]->zrevrange($key,$min ,$min+$num-1); }else{ $re = $this->redisObj[$this->sn]->zrange($key,$min ,$min+$num-1); } if(!$re) return false;//查询的范围值为空 return $re; } /** * 返回集合key中,成员member的排名 * @param $key,键值 * @param $member,scroll值 * @param $type ,是顺序查找还是逆序 * @return bool,键值不存在返回false,存在返回其排名下标 */ public function zrank($key,$member,$type = 'desc'){ $type = strtolower(trim($type)); if($type == 'desc'){ $re = $this->redisObj[$this->sn]->zrevrank($key,$member);//其中有序集成员按score值递减(从大到小)顺序排列,返回其排位 }else{ $re = $this->redisObj[$this->sn]->zrank($key,$member);//其中有序集成员按score值递增(从小到大)顺序排列,返回其排位 } if(!is_numeric($re)) return false;//不存在键值 return $re; } /** * 返回名称为key的zset中score >= star且score <= end的所有元素 * @param $key * @param $member * @param $star, * @param $end, * @return array */ public function zrangbyscore($key,$star,$end){ return $this->redisObj[$this->sn]->ZRANGEBYSCORE($key,$star,$end); } /** * 返回名称为key的zset中元素member的score * @param $key * @param $member * @return string ,返回查询的member值 */ function zScore($key,$member){ return $this->redisObj[$this->sn]->ZSCORE($key,$member); } /*------------------------------------4.end sort set结构----------------------------------------------------*/ /*------------------------------------5.hash结构----------------------------------------------------*/ public function hSetJson($redis_key,$field,$data,$timeOut = 0){ $redis_info = json_encode($data); //field的数据value,以json的形式存储 $re = $this->redisObj[$this->sn] -> hSet($redis_key,$field,$redis_info);//存入缓存 if ($timeOut > 0) $this->redisObj[$this->sn]->expire($redis_key, $timeOut);//设置过期时间 return $re; } public function hGetJson($redis_key,$field){ $info = $this->redisObj[$this->sn]->hget($redis_key,$field); if($info){ $info = json_decode($info,true); }else{ $info = false; } return $info; } public function hSet($redis_key,$name,$data,$timeOut=0){ $re = $this->redisObj[$this->sn] -> hset($redis_key,$name,$data); if ($timeOut > 0) $this->redisObj[$this->sn]->expire($redis_key, $timeOut); return $re; } public function hSetNx($redis_key,$name,$data,$timeOut=0){ $re = $this->redisObj[$this->sn] -> hsetNx($redis_key,$name,$data); if ($timeOut > 0) $this->redisObj[$this->sn]->expire($redis_key, $timeOut); return $re; } /** * 增,普通逻辑的插入hash数据类型的值 * @param $key ,键名 * @param $data |array 一维数组,要存储的数据 * @param $timeOut |num 过期时间 * @return $number 返回OK【更新和插入操作都返回ok】 */ public function hMset($key,$data,$timeOut=0){ $re = $this->redisObj[$this->sn] -> hmset($key,$data); if ($timeOut > 0) $this->redisObj[$this->sn]->expire($key, $timeOut); return $re; } /** * 查,普通的获取值 * @param $key,表示该hash的下标值 * @return array 。成功返回查询的数组信息,不存在信息返回false */ public function hVals($key){ $re = $this->redisObj[$this->sn]->exists($key);//存在返回1,不存在返回0 if(!$re) return false; $vals = $this->redisObj[$this->sn] -> hvals($key); $keys = $this->redisObj[$this->sn] -> hkeys($key); $re = array_combine($keys,$vals); foreach($re as $k=>$v){ if(!is_null(json_decode($v))){ $re[$k] = json_decode($v,true);//true表示把json返回成数组 } } return $re; } /** * * @param $key * @param $filed * @return bool|string */ public function hGet($key,$filed = []){ if(empty($filed)){ $re = $this->redisObj[$this->sn]->hgetAll($key); }elseif(is_string($filed)){ $re = $this->redisObj[$this->sn]->hget($key,$filed); }elseif(is_array($filed)){ $re = $this->redisObj[$this->sn]->hMget($key,$filed); } if(!$re){ return false; } return $re; } public function hDel($redis_key,$name){ $re = $this->redisObj[$this->sn] -> hdel($redis_key,$name); return $re; } public function hLan($redis_key){ $re = $this->redisObj[$this->sn] -> hLen($redis_key); return $re; } public function hIncre( $redis_key, $filed, $value =1) { return $this->redisObj[$this->sn] -> hIncrBy($redis_key, $filed, $value); } /** * 检验某个键值是否存在 * @param $keys keys * @param string $type 类型,默认为常规 * @param string $field 若为hash类型,输入$field * @return bool */ public function hExists($keys,$field=''){ $re = $this->redisObj[$this->sn]->hexists($keys,$field);//有返回1,无返回0 return $re; } /*------------------------------------end hash结构----------------------------------------------------*/ /*------------------------------------其他结构----------------------------------------------------*/ /** * 设置自增,自减功能 * @param $key ,要改变的键值 * @param int $num ,改变的幅度,默认为1 * @param string $member ,类型是zset或hash,需要在输入member或filed字段 * @param string $type,类型,default为普通增减,还有:zset,hash * @return bool|int 成功返回自增后的scroll整数,失败返回false */ public function incre($key,$num = 1,$member = '',$type=''){ $num = intval($num); switch(strtolower(trim($type))){ case "zset": $re = $this->redisObj[$this->sn]->zIncrBy($key,$num,$member);//增长权值 break; case "hash": $re = $this->redisObj[$this->sn]->hincrby($key,$member,$num);//增长hashmap里的值 break; default: if($num > 0){ $re = $this->redisObj[$this->sn]->incrby($key,$num);//默认增长 }else{ $re = $this->redisObj[$this->sn]->decrBy($key,-$num);//默认增长 } break; } if($re) return $re; return false; } /** * 清除缓存 * @param int $type 默认为0,清除当前数据库;1表示清除所有缓存 */ function flush($type = 0){ if($type) { $this->redisObj[$this->sn]->flushAll();//清除所有数据库 }else{ $this->redisObj[$this->sn]->flushdb();//清除当前数据库 } } /** * 检验某个键值是否存在 * @param $keys keys * @param string $type 类型,默认为常规 * @param string $field 若为hash类型,输入$field * @return bool */ public function exists($keys,$type = '',$field=''){ switch(strtolower(trim($type))){ case 'hash': $re = $this->redisObj[$this->sn]->hexists($keys,$field);//有返回1,无返回0 break; default: $re = $this->redisObj[$this->sn]->exists($keys); break; } return $re; } /** * 删除缓存 * @param string|array $key 键值 * @param $type 类型 默认为常规,还有hash,zset * @param string $field,hash=>表示$field值,set=>表示value,zset=>表示value值,list类型特殊暂时不加 * @return int | 返回删除的个数 */ public function delete($key,$type="default",$field = ''){ switch(strtolower(trim($type))){ case 'hash': $re = $this->redisObj[$this->sn]->hDel($key,$field);//返回删除个数 break; case 'set': $re = $this->redisObj[$this->sn]->sRem($key,$field);//返回删除个数 break; case 'zset': $re = $this->redisObj[$this->sn]->zDelete($key,$field);//返回删除个数 break; default: $re = $this->redisObj[$this->sn]->del($key);//返回删除个数 break; } return $re; } //日志记录 public function logger($log_content,$position = 'user') { $max_size = 1000000; //声明日志的最大尺寸1000K $log_dir = './log';//日志存放根目录 if(!file_exists($log_dir)) mkdir($log_dir,0777);//如果不存在该文件夹,创建 if($position == 'user'){ $log_filename = "{$log_dir}/User_redis_log.txt"; //日志名称 }else{ $log_filename = "{$log_dir}/Wap_redis_log.txt"; //日志名称 } //如果文件存在并且大于了规定的最大尺寸就删除了 if(file_exists($log_filename) && (abs(filesize($log_filename)) > $max_size)){ unlink($log_filename); } //写入日志,内容前加上时间, 后面加上换行, 以追加的方式写入 file_put_contents($log_filename, date('Y-m-d_H:i:s')." ".$log_content."\n", FILE_APPEND); } function flushDB(){ $this->redisObj[$this->sn]->flushDB(); } function __destruct() { $this->redisObj[$this->sn]->close(); } /** * 魔术方法 有不存在的操作的时候执行 * @access public * @param string $method 方法名 * @param array $args 参数 * @return mixed */ public function __call($method, $args) { call_user_func_array([$this->redisObj[$this->sn], $method], $args); } } ~~~