server.php
<?php
//连接本地的 Redis 服务
$redis = new Redis();
$redis->connect('127.0.0.1', 6379);
$redis->set("fd", "[]"); //每次第一次执行都需要先清空reids里面的标识 $server = new swoole_websocket_server("0.0.0.0", 9502); $server->on('open', function (swoole_websocket_server $server, $request) use($redis) {
echo "访客{$request->fd}进来了\n";
$server->push($request->fd, "{$request->fd}客户进来了");
$str = json_decode($redis->get("fd"), true);
if($str == "") $str = [];
if(!in_array($request->fd, $str)){
array_push($str, $request->fd);
$str = json_encode($str);
$redis->set("fd", $str);
echo "目前在线访客：";
print_r($redis->get("fd"));
}
}); $server->on('message', function (swoole_websocket_server $server, $frame) use($redis) {
echo "系统消息说：{$frame->data}\n";
$str = json_decode($redis->get("fd"), true);
foreach ($str as $key => $value) {
if($frame->fd != $value){
$server->push($value, "系统消息说:".$frame->data);
}
}
}); $server->on('close', function ($ser, $fd) use($redis) {
echo "client {$fd} closed\n";
$str = json_decode($redis->get("fd"), true);
$point = array_keys($str, $fd, true); //search key
array_splice($str, $point['0'],1); //delete array
$str = json_encode($str);
$redis->set("fd", $str);
echo "删除后在线访客：";
print_r($redis->get("fd"));
}); $server->start();
Cli命令行执行：/usr/local/php/bin/php server.php
client.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div id="main">
<div class="msgs">
消息通知：<span id="push_content" style="color:red"></span>
</div>
</div>
</body>
<script>
var socket = new WebSocket('ws://23.27.127.32:9502'); //监听端口
socket.onopen = function () { //监听是否连接服务器成功触发
console.log('Connected!');
//socket.send("这条信息会返回给服务器看"); //重要!!客户端返回服务器
};
socket.onmessage = function (event) { // **接收到服务器数据**触发
console.log(event.data);
// alert('Received data: ' + event.data);
document.getElementById("push_content").innerHTML = event.data;
// socket.close();
};
socket.onclose = function () { //与服务器连接断开触发
console.log('Lost connection!');
};
socket.onerror = function () { //与服务器连接出现错误触发
console.log('Error!');
};
// socket.send('hello, world!'); </script>
</html>
admin.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>后台推送界面</title>
</head>
<body>
<div>
<input type="text" name="content" placeholder="请输入需要推送的信息">
<button id="push_button">推送</button>
</div>
</body>
<script>
window.onload = function () {
var socket = new WebSocket('ws://23.27.127.32:9502'); //监听端口
var push_button = document.getElementById("push_button");
var push_content = document.getElementsByName("content"); push_button.onclick = function () {
socket.send(push_content['0'].value);
}
socket.onmessage = function (event) { // **接收到服务器数据**触发
// alert('Received data: ' + event.data); //这里应该返回发送成功的额标识
};
socket.onopen = function () { //监听是否连接服务器成功触发
console.log('Connected!');
// socket.send(push_content['0'].value); //重要!!客户端返回服务器
}; socket.onclose = function () { //与服务器连接断开触发
console.log('Lost connection!');
};
socket.onerror = function () { //与服务器连接出现错误触发
console.log('Error!');
};
};
</script>
</html>
