Implementing a WebSocket client
To implement a WebSocket client, we're going to use another PHP library called ratchet/pawl:
$ composer require ratchet/pawl 0.2.2
The client will read input from php://stdin and send it via WebSocket to the server. It'll also watch for any incoming messages and print them to the console:
// GameClient.php
use function Ratchet\Client\connect;
class GameClient extends Command {
protected function configure() {
$this->setName('chat-client');
$this->addArgument('port', InputArgument::REQUIRED);
$this->addArgument('address', InputArgument::OPTIONAL,
'', '127.0.0.1');
}
protected function execute($input, $output) {
$port = $input->getArgument('port');
$address = $input->getArgument('address');
$stdin = fopen('php://stdin', 'r');
$loop = new StreamSelectLoop();
connect('ws://' . $address . ':'...
