Symfony in a single file, for melody

symfony-and-melody.php

<?php
<<<CONFIG
packages:
    - "symfony/symfony: 2.7.x-dev@dev"
CONFIG;

use Symfony\Component\HttpKernel\Kernel;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Config\Loader\LoaderInterface;
use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
use Symfony\Bundle\TwigBundle\TwigBundle;

class SimpleKernel extends Kernel
{
    public function registerBundles()
    {
        return array(new FrameworkBundle(), new TwigBundle());
    }

    public function registerContainerConfiguration(LoaderInterface $loader)
    {
        $loader->load(function ($container) {
            $container->loadFromExtension('framework', array('secret' => '$ecret'));
        });
    }
}

$kernel = new SimpleKernel('prod', false);
$kernel->boot();
$container = $kernel->getContainer();

$twig = $container->get('twig');
$twig->setLoader(new Twig_Loader_Array(array(
    'index.html.twig' => "hello {{ name|default('world') }}!\n",
)));

echo $twig->render('index.html.twig', array(
    'name' => isset($argv[1]) ? $argv[1] : null,
));