swoole聊天室

服务端：

<?php
class Chat
{
    const HOST = '0.0.0.0';//ip地址 0.0.0.0代表接受所有ip的访问
    const PART = 8080;//端口号

    private $server = null;//单例存放websocket_server对象

    public $roles = [
        '郭靖','杨过','洪七公','尹志平','赵志敬','丘处机','欧阳锋','一灯大师','黄药师'
    ];

    public function __construct()
    {
        //实例化swoole_websocket_server并存储在我们Chat类中的属性上，达到单例的设计
        $this->server = new swoole_websocket_server(self::HOST, self::PART);
        //监听连接事件
        $this->server->on('open', [$this, 'onOpen']);
        //监听接收消息事件
        $this->server->on('message', [$this, 'onMessage']);
        //监听关闭事件
        $this->server->on('close', [$this, 'onClose']);
        //设置允许访问静态文件
        $this->server->set([
            'document_root' => '/www/chat1',//这里传入静态文件的目录
            'enable_static_handler' => true//允许访问静态文件
        ]);

        //开启服务
        $this->server->start();
    }

    /**
     * 连接成功回调函数
     * @param $server
     * @param $request
     */
    public function onOpen($server, $request)
    {
        echo $request->fd . '连接了' . PHP_EOL;//打印到我们终端
        $server->push($request->fd,json_encode(['no' => $request->fd, 'msg' =>'']));
    }

    /**
     * 接收到信息的回调函数
     * @param $server
     * @param $frame
     */
    public function onMessage($server, $frame)
    {
        $role = $this->getRole($frame->fd);
        echo $role. '来了，说：' . $frame->data . PHP_EOL;//打印到我们终端
        foreach ($server->connections as $fd) {//遍历TCP连接迭代器，拿到每个在线的客户端id
            //将客户端发来的消息，推送给所有用户，也可以叫广播给所有在线客户端
            $msg = $frame->data;
            $server->push($fd, json_encode(['no' => $frame->fd,'role'=>$role, 'msg' => $msg]));
        }
    }

    public function getRole($fd)
    {
        $roles = count($this->roles);
        $role = ($fd < $roles) ? $this->roles[$fd] : $this->roles[$fd%$roles];
        var_dump($role);
        return $role;
    }

    /**
     * 断开连接回调函数
     * @param $server
     * @param $fd
     */
    public function onClose($server, $fd)
    {
        echo $fd . '走了' . PHP_EOL;//打印到我们终端
    }

}

$obj = new Chat();

　　客户端

<!doctype html>

<html>

<head>

    <meta charset="utf-8">

    <title>聊天室</title>

    <script src="http://libs.baidu.com/jquery/1.9.1/jquery.min.js"></script>

</head>

<body>
<style>
    .right {
        color: blue;
        display:block;
        float:right;
        width:100%;
    }

</style>

<div style="width: 500px; margin:0 auto;">
    <div class="log" id='scrolldIV' style="height:500px;border: 2px solid #ccc;line-height: 1.5em;overflow:auto" >


        =======聊天室======

    </div>

    <!--<input type="button" value="连接" onClick="link()">-->
    <input type="hidden" value="" id="fd">
    <!--<input type="button" value="断开" onClick="dis()">-->

    <div >
        <input type="text" id="text">

        <input type="button" value="发送" onClick="send()" id="submit">
    </div>

</div>

<script>

    $(document).keydown(function(event){
        if(event.keyCode==13){
            $("#submit").click();
        }
    });

    $(function () {
        $("#text").focus();
        link();
    })

    function link() {

        var url = 'ws://192.168.33.60:8080';

        socket = new WebSocket(url);

        socket.onopen = function (evt) {
            log1('<div>连接成功</div>')
        }

        socket.onmessage = function (msg) {
            var data = $.parseJSON(msg.data)
            if(data.msg.length <= 0){
                $("#fd").val(data.no);
            } else {
                log(data);
            }

　　　　　　　　var div = document.getElementById('scrolldIV');
　　　　　　　　div.scrollTop = div.scrollHeight;

        }

        socket.onclose = function () {
            log1('<div>断开连接</div>')
        }

    }

    function dis() {

        socket.close();

        socket = null;

    }

    function log1(data) {
        $('.log').append(data);
    }
    function log(data) {
        var nowFd = $("#fd").val();
        console.log(data);
        var role;
        if(data['no'] == nowFd){
            role ="我";
            $('.log').append("<div class='right'>" + role+":"+ data['msg'] + '</div>');
        } else {

            $('.log').append("<div >" + data.role+": "+data['msg'] + '</div>');
        }

    }

    function send() {
        var text = $('#text').val();
        if(text.length > 0){
            socket.send(text);
            $("#text").val('');
        }

        $("#text").focus();

    }

    function send2() {

        var json = JSON.stringify({'type': 'php', 'msg': $('#text2').attr('value')})

        socket.send(json);

    }

</script>

</body>

</html>

服务端启动

php Chat.php

访问客户端的html 浏览器打开

参考 https://www.jianshu.com/p/ac77f05bee56

巴特西

swoole聊天室

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