PHP Framework
Workerman
Let's talk about how to use Workerman to implement instant chat function
Let's talk about how to use Workerman to implement instant chat function
Feb 03, 2021 pm 06:26 PM
This article will introduce to you how to use workerman to implement instant chat. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.
workerman Tutorial"
Development documentation: http://doc2.workerman.net/Download the server-side installation file:
<?php
/**
* This file is part of workerman.
*
* Licensed under The MIT License
* For full copyright and license information, please see the MIT-LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @author walkor<walkor@workerman.net>
* @copyright walkor<walkor@workerman.net>
* @link http://www.workerman.net/
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
use \Workerman\Worker;
use \Workerman\WebServer;
use \GatewayWorker\Gateway;
use \GatewayWorker\BusinessWorker;
use \Workerman\Autoloader;
// 自動加載類
require_once __DIR__ . '/../../vendor/autoload.php';
// gateway 進程，這里使用Text協(xié)議，可以用telnet測試
$gateway = new Gateway("websocket://0.0.0.0:8282");
// gateway名稱，status方便查看
$gateway->name = 'YourAppGateway';
// gateway進程數(shù)
$gateway->count = 4;
// 本機ip，分布式部署時使用內(nèi)網(wǎng)ip
$gateway->lanIp = '127.0.0.1';
// 內(nèi)部通訊起始端口，假如$gateway->count=4，起始端口為4000
// 則一般會使用4000 4001 4002 4003 4個端口作為內(nèi)部通訊端口
$gateway->startPort = 2900;
// 服務(wù)注冊地址
$gateway->registerAddress = '127.0.0.1:1238';
// 心跳間隔
$gateway->pingInterval = 60;
// 心跳數(shù)據(jù)
$gateway->pingData = '{"type":"ping"}';
/*
// 當(dāng)客戶端連接上來時，設(shè)置連接的onWebSocketConnect，即在websocket握手時的回調(diào)
$gateway->onConnect = function($connection)
{
$connection->onWebSocketConnect = function($connection , $http_header)
{
// 可以在這里判斷連接來源是否合法，不合法就關(guān)掉連接
// $_SERVER['HTTP_ORIGIN']標(biāo)識來自哪個站點的頁面發(fā)起的websocket鏈接
if($_SERVER['HTTP_ORIGIN'] != 'http://kedou.workerman.net')
{
$connection->close();
}
// onWebSocketConnect 里面$_GET $_SERVER是可用的
// var_dump($_GET, $_SERVER);
};
};
*/
// 如果不是在根目錄啟動，則運行runAll方法
if(!defined('GLOBAL_START'))
{
Worker::runAll();
} Line 24, change the tcp protocol to websocket protocol; Lines 38 and 40, set the server direction The heartbeat time sent by the client to detect whether the client is connected. If not connected, it will be disconnected. The following content is commented out by default. You can open or modify it according to your needs. Run the start_for_win.bat file again: 
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title></title>
</head>
<body>
<ul id="msgUl">
<li>ws://127.0.0.1:8282</li>
</ul>
<input type="" name="" id="sendValue" value="" />
<button type="button" id="sendButton">發(fā)送</button>
<div style="margin-top: 100px">
{volist name="msg" id="vo" empty="這里沒有數(shù)據(jù)" key ='s'}
<br/>
<span>{$vo.user_name}：</span>
<span>{$vo.msg}</span>
<span>{$vo.createtime}</span>
<br/>
{/volist}
</div>
<script src="http://www.zhihuapinpai.com/static/index/js/jquery-1.11.3.min.js"></script>
<script>
// var ws = new WebSocket("ws://123.56.216.232:8282");
var ws = new WebSocket("ws://127.0.0.1:8282");
ws.onopen = function() {
$('#msgUl').append('<li>已連接上...</li>')
sendValue();
};
ws.onmessage = function(evt) {
$('#msgUl').append('<li>接收到：' + evt.data + '</li>')
var obj = JSON.parse(evt.data);
if (obj.type == 'onConnect') {
// 連接成功
$('#msgUl').append('<li>client_id：' + obj.client_id + '</li>')
$.ajax({
type:"POST",
url:"/index.php/api/Index/user_bind",
data:{
client_id:obj.client_id
},
dataType: "html",
success: function(data){
console.log('成功')
}
});
} else if (obj.type == 'ping') {
// 心跳檢測 不做任何處理
} else if (obj.type == 'chatGroup') {
// 群組聊天
$('#msgUl').append('<li>接收到：' + evt.data + '</li>')
}
};
ws.onclose = function() {
// console.log('連接已關(guān)閉...');
$('#msgUl').append('<li>連接已關(guān)閉...</li>')
};
function sendValue() {
$('#sendButton').click(function() {
var thisValue = $('#sendValue').val();
if (thisValue) {
ws.send(thisValue);
$('#msgUl').append('<li>發(fā)送數(shù)據(jù)：' + thisValue + '</li>')
$.get("/index.php/api/Index/send_msg/msg/"+thisValue,function (data,status) {
console.log('成功：'+thisValue)
});
}
})
}
</script>
</body>
</html> Lines 42-52 pass the client_id to the background and bind it to the user in the user table. Backend code: <?php
namespace app\api\controller;
use think\Controller;
use GatewayClient\Gateway;
use think\Db;
class Index extends Controller
{
public function websocket(){
$where=[];
$user_id=1;
$where['from_id|to_id']=$user_id;
$msg=Db::name('msg')->where($where)->select();
foreach ($msg as $key=>$val){
$msg[$key]['createtime']=date('Y-m-d H:i:s',$val['createtime']);
$msg[$key]['user_name']=Db::name('user')->where(['id'=>$val['from_id']])->value('name');
}
$this->assign('msg',$msg);
return view();
}
//綁定用戶
public function user_bind($user_id=1){
//$user_id=1; //發(fā)送人用戶id
$client_id = input('post.client_id');
// $user=Db::name('user')->where(['id'=>$user_id])->find();
Gateway::bindUid($client_id, 1);
return $client_id;
}
//發(fā)送信息
public function send_msg(){
$msg=input('msg');
if($msg){
$data=[
'msg'=>$msg,
'from_id'=>1,
'to_id'=>2,
'createtime'=>time()
];
Db::name('msg')->insert($data);
Gateway::sendToUid(1,$msg);
Gateway::sendToUid(2,$msg);
}
return 'success';
}
}Send the message and store it in the database, and the page will be displayed.
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