60 lines
1.8 KiB
PHP
Executable File
60 lines
1.8 KiB
PHP
Executable File
<?php
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// Just start this server and connect with any number of clients to it.
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// Everything a client sends will be broadcasted to all connected clients.
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//
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// $ php examples/02-chat-server.php 8000
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// $ telnet localhost 8000
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//
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// You can also run a secure TLS chat server like this:
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//
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// $ php examples/02-chat-server.php tls://127.0.0.1:8000 examples/localhost.pem
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// $ openssl s_client -connect localhost:8000
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//
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// You can also run a Unix domain socket (UDS) server like this:
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//
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// $ php examples/02-chat-server.php unix:///tmp/server.sock
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// $ nc -U /tmp/server.sock
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use React\EventLoop\Factory;
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use React\Socket\Server;
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use React\Socket\ConnectionInterface;
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use React\Socket\LimitingServer;
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require __DIR__ . '/../vendor/autoload.php';
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$loop = Factory::create();
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$server = new Server(isset($argv[1]) ? $argv[1] : 0, $loop, array(
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'tls' => array(
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'local_cert' => isset($argv[2]) ? $argv[2] : (__DIR__ . '/localhost.pem')
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)
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));
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$server = new LimitingServer($server, null);
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$server->on('connection', function (ConnectionInterface $client) use ($server) {
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// whenever a new message comes in
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$client->on('data', function ($data) use ($client, $server) {
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// remove any non-word characters (just for the demo)
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$data = trim(preg_replace('/[^\w\d \.\,\-\!\?]/u', '', $data));
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// ignore empty messages
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if ($data === '') {
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return;
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}
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// prefix with client IP and broadcast to all connected clients
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$data = trim(parse_url($client->getRemoteAddress(), PHP_URL_HOST), '[]') . ': ' . $data . PHP_EOL;
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foreach ($server->getConnections() as $connection) {
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$connection->write($data);
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}
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});
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});
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$server->on('error', 'printf');
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echo 'Listening on ' . $server->getAddress() . PHP_EOL;
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$loop->run();
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