帮我写一个php的网络聊天室源码
时间: 2024-04-30 18:19:00 浏览: 8
好的,下面是一个简单的 PHP 网络聊天室的源码:
index.php:
```
<!DOCTYPE html>
<html>
<head>
<title>PHP聊天室</title>
<script src="https://code.jquery.com/jquery-3.5.1.min.js"></script>
<script>
var name = prompt("请输入你的昵称:");
$(document).ready(function(){
var socket = new WebSocket("ws://localhost:8080");
socket.onopen = function(){
socket.send(name + " 进入了聊天室");
};
socket.onmessage = function(event){
$("#chat").append("<p>" + event.data + "</p>");
};
$("#send").click(function(){
socket.send(name + ": " + $("#message").val());
$("#message").val("");
});
});
</script>
</head>
<body>
<h1>PHP聊天室</h1>
<div id="chat"></div>
<input type="text" id="message">
<button id="send">发送</button>
</body>
</html>
```
server.php:
```
<?php
$server = new WebSocketServer("localhost", 8080);
class WebSocketServer {
private $server;
private $clients = array();
function __construct($host, $port) {
$this->server = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
socket_bind($this->server, $host, $port);
socket_listen($this->server);
echo "Server started on $host:$port\n";
while(true) {
$client = socket_accept($this->server);
$this->clients[] = $client;
$header = socket_read($client, 1024);
$this->handshake($header, $client);
}
}
function handshake($header, $client) {
$headers = array();
$lines = preg_split("/\r\n/", $header);
foreach($lines as $line){
if(strpos($line, ":") !== false){
$header_parts = explode(":", $line, 2);
$headers[strtolower(trim($header_parts[0]))] = trim($header_parts[1]);
}
}
$secKey = $headers['sec-websocket-key'];
$secAccept = base64_encode(pack('H*', sha1($secKey . '258EAFA5-E914-47DA-95CA-C5AB0DC85B11')));
$response = "HTTP/1.1 101 Switching Protocols\r\n";
$response .= "Upgrade: websocket\r\n";
$response .= "Connection: Upgrade\r\n";
$response .= "Sec-WebSocket-Accept: " . $secAccept . "\r\n\r\n";
socket_write($client, $response, strlen($response));
}
function send($client, $msg) {
$msg = $this->encode($msg);
socket_write($client, $msg, strlen($msg));
}
function encode($msg) {
$frame = array();
$frame[0] = 129;
$payload = $msg;
$payload_length = strlen($payload);
if($payload_length <= 125){
$frame[1] = $payload_length;
} else {
$frame[1] = 126;
$frame[2] = $payload_length >> 8;
$frame[3] = $payload_length & 0xFF;
}
return pack('C*', ...$frame) . $payload;
}
function decode($data) {
$payload_length = ord($data[1]) & 127;
if($payload_length == 126) {
$mask = substr($data, 4, 4);
$data = substr($data, 8);
} elseif($payload_length == 127) {
$mask = substr($data, 10, 4);
$data = substr($data, 14);
} else {
$mask = substr($data, 2, 4);
$data = substr($data, 6);
}
$payload = '';
for($i = 0; $i < strlen($data); ++$i) {
$payload .= $data[$i] ^ $mask[$i % 4];
}
return $payload;
}
function disconnect($client) {
$key = array_search($client, $this->clients);
unset($this->clients[$key]);
socket_close($client);
}
function __destruct() {
foreach($this->clients as $client) {
socket_close($client);
}
socket_close($this->server);
}
}
```
这里使用WebSocket协议来实现聊天室的功能。客户端使用jQuery库来处理WebSocket连接和消息的发送和接收,服务端使用PHP原生的socket函数来实现WebSocket协议中的握手和消息处理。注意,这个聊天室只是一个简单的示例,没有考虑到安全性和扩展性等问题,使用时请自行进行改进和完善。