使用swoole扩展php websocket示例
<?php
define('debug', 'on');
define("webpath", str_replace("\\","/", __dir__));
require __dir__ . '/../libs/lib_config.php';
class websocket extends swoole\network\protocol\websocket
{
/**
* 下线时,通知所有人
*/
function onclose($serv, $client_id, $from_id)
{
//将下线消息发送给所有人
//$this->log("onoffline: " . $client_id);
//$this->broadcast($client_id, "onoffline: " . $client_id);
parent::onclose($serv, $client_id, $from_id);
}
/**
* 接收到消息时
* @see wsprotocol::onmessage()
*/
function onmessage($client_id, $ws)
{
$this->log("onmessage: ".$client_id.' = '.$ws['message']);
$this->send($client_id, "server: ".$ws['message']);
//$this->broadcast($client_id, $ws['message']);
}
function broadcast($client_id, $msg)
{
foreach ($this->connections as $clid => $info)
{
if ($client_id != $clid)
{
$this->send($clid, $msg);
}
}
}
}
$appsvr = new websocket();
$appsvr->loadsetting(__dir__."/swoole.ini"); //加载配置文件
$appsvr->setlogger(new \swoole\log\echolog(true)); //logger
$server = new \swoole\network\server('0.0.0.0', 9503);
$server->setprotocol($appsvr);
//$server->daemonize(); //作为守护进程
$server->run(array('worker_num' =>4));
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