本文实例讲述了redis+php实现微博发布与关注功能。分享给大家供大家参考，具体如下：
数据结构：
set post:postid:3:time timestamp
set post:postid:3:userid 5
set post:postid:3:content 测试发布哈哈哈哈incr global:postid
set post:postid:$postidcho "用户名密码不能够为空!";
关注微博
following:3
被关注（粉丝）
followed:3
把发布的微博推给自己的粉丝
recivepost:10 postid
微博的发布代码：
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include("function.php");include("header.php");$content = I('content');if(!$content){ error('内容不能够为空');}$user = isLogin();if($user==false){ header("location:index.php"); exit();}$r = redis_connect();$postid = $r->incr('global:postid');//$r->set("post:postid:".$postid.":time",time());//$r->set("post:postid:".$postid.":userid",$user['userid']);//$r->set("post:postid:".$postid.":content",$content);$r->hmset("post:postid:".$postid,array('userid'=>$user['userid'],'username'=>$user['username'],'time'=>time(),'content'=>$content));//把微博推给自己的粉丝$fans = $r->smembers("followed:".$user['userid']);$fans[] = $user['userid'];foreach($fans as $fansid){ $r->lpush('recivepost:'.$fansid,$postid);}//单独累计个人发布的信息$r->lpush('userpostid:'.$user['userid'],$postid);header("location:home.php");exit;include("bottom.php"); |
微博的关注代码：
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include("function.php");include("header.php");if(isLogin()==false){ header("location:index.php"); exit;}$user = isLogin();$uid = trim($_GET['uid']);$f = trim($_GET['f']);$r = redis_connect();if($f==0){ //将关注与被关注的数据结构存入redis $r->sadd("following:".$user['userid'],$uid); $r->sadd("followed:".$uid,$user['userid']);}else{ //取消关注 $r->srem("following:".$user['userid'],$uid); $r->srem("followed:".$uid,$user['userid']);}//根据传递过来的userid查找username$uname = $r->get("user:userid:".$uid.":username");header("location:profile.php?u=".$uname);include("bottom.php"); |
希望本文所述对大家PHP程序设计有所帮助。
原文链接：https://www.cnblogs.com/lisqiong/p/5580927.html
