本地fastadmin通过workerman给指定用户推送消息

准备工作：

需要已搭建好workerman并能连接正常fastadmin安装Workerman-优快云博客

Worker.php代码

<?php

namespace app\push\controller;

use think\Db;
use think\worker\Server;
use Workerman\Lib\Timer;

class Worker extends Server
{
    protected $socket = 'websocket://0.0.0.0:2346';
    protected $heartbeat_time = '55';

    /**
     * 收到信息
     * @param $connection
     * @param $data
     */
    public function onMessage($connection, $datas)
    {
        $connection->lastMessageTime = time();
        $data = json_decode($datas,true);
        switch ($data['type']) {
            case 'login':
                /*登录逻辑*/
                $user = Db::name('user')->where(['id'=>$data['user_id']])->find();
                if (!$user) {
                    $connection->send('参数错误');
                }else{
                    Db::name('user')->where('id',$data['user_id'])->update(['on_line'=>1,'logintime'=>time()]);
                    $connection->user_id = $data['user_id'];
                    $connection->send('用户'.$user['nickname'].'登录成功');
                }
                break;
                /*长联心跳*/
            case 'ping':
//                $connection->send('ping');
                break;
                /*预约*/
            case 'eservation':
                if (empty($data['send_uid'])){
                    $send_uid = [];
                }else{
                    $send_uid = explode(',',$data['send_uid']);
                }
                $mgs = '这是一个推送消息';
                $this->pushMessage($mgs,$send_uid);
                break;

        }
    }

    /**
     * 当连接建立时触发的回调函数
     * @param $connection
     */
    public function onConnect($connection)
    {
         $connection->send('连接成功');
    }

    /**
     * 当连接断开时触发的回调函数
     * @param $connection
     */
    public function onClose($connection)
    {
        if (!empty($connection->user_id)){
            Db::name('user')->where('id',$connection->user_id)->update(['on_line'=>0,'updatetime'=>time()]);
        }
        $connection->send('close');
    }

    /**
     * 当客户端的连接上发生错误时触发
     * @param $connection
     * @param $code
     * @param $msg
     */
    public function onError($connection, $code, $msg)
    {
        echo "error $code $msg\n";
    }

    /**
     * 每个进程启动
     * @param $worker
     */
    public function onWorkerStart($worker)
    {
        Timer::add(10, function () use ($worker) {
            $time_now = time();
            foreach ($worker->connections as $connection) {
                // 有可能该connection还没收到过消息，则lastMessageTime设置为当前时间
                if (empty($connection->lastMessageTime)) {
                    $connection->lastMessageTime = $time_now;
                    continue;
                }
//                $diff_time = $time_now - $connection->lastMessageTime;
//                $msg = '距离上次通话已经过去' . $diff_time . '秒';
//                $connection->send($msg);
                // 上次通讯时间间隔大于心跳间隔，则认为客户端已经下线，关闭连接
                if ($time_now - $connection->lastMessageTime > $this->heartbeat_time) {
                    $connection->close();
                }
            }
        });
    }

    /**
     * 给指定id推送消息[1,2,3,4]
     * @param $message
     * @param $userIds
     */
    public function pushMessage($message, $userIds = null)
    {
        if (empty($userIds)) {
            foreach ($this->worker->connections as $connection) {
                $connection->send($message);
            }
        } else {
            foreach ($this->worker->connections as $connection) {
                if (in_array($connection->user_id, $userIds)) {
                    $connection->send($message);
                }
            }
        }
    }
}

在测试工具中websocket/ws/wss在线调试测试工具，用多个窗口模拟已登录的状态

用户1

用户2

用户3

发送json数据到服务器

{"type":"login","user_id":"2,3"}