dfsdfs.php

<?php

require __DIR__.'/vendor/autoload.php';

use Symfony\Component\Console\Application;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

use GuzzleHttp\Client;

$application = new Application();

class RegisterUserCommand extends Command
{
    protected static $defaultName = 'register';
    private $client;

    public function __construct() {
        $this->client = new Client([
                'base_uri' => 'http://127.0.0.1'
            ]);

        parent::__construct();
    }

    protected function configure()
    {
        $this->setDescription('Registers a user.');
        $this->addArgument('username', InputArgument::REQUIRED);
        $this->addArgument('publicKey', InputArgument::REQUIRED);
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $this->client->post('/register', [
               'json' => [
                   'username' => $input->getArgument('username'),
                   'publicKey' => file_get_contents($input->getArgument('publicKey'))
               ]
        ]);
    }
}

$application->add(new RegisterUserCommand());
$application->run();