init

vendor/react/socket/examples/02-chat-server.php

@@ -0,0 +1,59 @@
+<?php
+
+// Just start this server and connect with any number of clients to it.
+// Everything a client sends will be broadcasted to all connected clients.
+//
+// $ php examples/02-chat-server.php 8000
+// $ telnet localhost 8000
+//
+// You can also run a secure TLS chat server like this:
+//
+// $ php examples/02-chat-server.php tls://127.0.0.1:8000 examples/localhost.pem
+// $ openssl s_client -connect localhost:8000
+//
+// You can also run a Unix domain socket (UDS) server like this:
+//
+// $ php examples/02-chat-server.php unix:///tmp/server.sock
+// $ nc -U /tmp/server.sock
+
+use React\EventLoop\Factory;
+use React\Socket\Server;
+use React\Socket\ConnectionInterface;
+use React\Socket\LimitingServer;
+
+require __DIR__ . '/../vendor/autoload.php';
+
+$loop = Factory::create();
+
+$server = new Server(isset($argv[1]) ? $argv[1] : 0, $loop, array(
+    'tls' => array(
+        'local_cert' => isset($argv[2]) ? $argv[2] : (__DIR__ . '/localhost.pem')
+    )
+));
+
+$server = new LimitingServer($server, null);
+
+$server->on('connection', function (ConnectionInterface $client) use ($server) {
+    // whenever a new message comes in
+    $client->on('data', function ($data) use ($client, $server) {
+        // remove any non-word characters (just for the demo)
+        $data = trim(preg_replace('/[^\w\d \.\,\-\!\?]/u', '', $data));
+
+        // ignore empty messages
+        if ($data === '') {
+            return;
+        }
+
+        // prefix with client IP and broadcast to all connected clients
+        $data = trim(parse_url($client->getRemoteAddress(), PHP_URL_HOST), '[]') . ': ' . $data . PHP_EOL;
+        foreach ($server->getConnections() as $connection) {
+            $connection->write($data);
+        }
+    });
+});
+
+$server->on('error', 'printf');
+
+echo 'Listening on ' . $server->getAddress() . PHP_EOL;
+
+$loop->run();