84 lines
2.1 KiB
PHP
84 lines
2.1 KiB
PHP
<?php
|
|
|
|
namespace Server\Abstracts;
|
|
|
|
use Exception;
|
|
use Kiri\Abstracts\Config;
|
|
use Kiri\Exception\ConfigException;
|
|
use Kiri\Exception\NotFindClassException;
|
|
use Kiri\Kiri;
|
|
use ReflectionException;
|
|
use Server\ExceptionHandlerDispatcher;
|
|
use Server\ExceptionHandlerInterface;
|
|
use Server\SInterface\OnClose;
|
|
use Server\SInterface\OnHandshake;
|
|
use Server\SInterface\OnMessage;
|
|
use Swoole\Http\Request;
|
|
use Swoole\Http\Response;
|
|
use Swoole\Server;
|
|
|
|
|
|
/**
|
|
*
|
|
*/
|
|
abstract class Websocket implements OnHandshake, OnMessage, OnClose
|
|
{
|
|
|
|
use EventDispatchHelper;
|
|
use ResponseHelper;
|
|
|
|
|
|
/**
|
|
* @var ExceptionHandlerInterface
|
|
*/
|
|
public ExceptionHandlerInterface $exceptionHandler;
|
|
|
|
|
|
/**
|
|
* @throws ReflectionException
|
|
* @throws ConfigException
|
|
* @throws NotFindClassException
|
|
*/
|
|
public function init()
|
|
{
|
|
$exceptionHandler = Config::get('exception.websocket', ExceptionHandlerDispatcher::class);
|
|
if (!in_array(ExceptionHandlerInterface::class, class_implements($exceptionHandler))) {
|
|
$exceptionHandler = ExceptionHandlerDispatcher::class;
|
|
}
|
|
$this->exceptionHandler = Kiri::getDi()->get($exceptionHandler);
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* @param Request $request
|
|
* @param Response $response
|
|
* @throws Exception
|
|
*/
|
|
public function onHandshake(Request $request, Response $response): void
|
|
{
|
|
// TODO: Implement OnHandshake() method.
|
|
/** @var \Swoole\WebSocket\Server $server */
|
|
$secWebSocketKey = $request->header['sec-websocket-key'];
|
|
$patten = '#^[+/0-9A-Za-z]{21}[AQgw]==$#';
|
|
if (0 === preg_match($patten, $secWebSocketKey) || 16 !== strlen(base64_decode($secWebSocketKey))) {
|
|
throw new Exception('protocol error.', 500);
|
|
}
|
|
$key = base64_encode(sha1($request->header['sec-websocket-key'] . '258EAFA5-E914-47DA-95CA-C5AB0DC85B11', TRUE));
|
|
$headers = [
|
|
'Upgrade' => 'websocket',
|
|
'Connection' => 'Upgrade',
|
|
'Sec-websocket-Accept' => $key,
|
|
'Sec-websocket-Version' => '13',
|
|
];
|
|
if (isset($request->header['sec-websocket-protocol'])) {
|
|
$headers['Sec-websocket-Protocol'] = $request->header['sec-websocket-protocol'];
|
|
}
|
|
foreach ($headers as $key => $val) {
|
|
$response->setHeader($key, $val);
|
|
}
|
|
}
|
|
|
|
|
|
}
|