symfony/src/Symfony/Framework/WebBundle/Command/InitBundleCommand.php

<?php

namespace Symfony\Framework\WebBundle\Command;

use Symfony\Components\Console\Input\InputArgument;
use Symfony\Components\Console\Input\InputOption;
use Symfony\Components\Console\Input\InputInterface;
use Symfony\Components\Console\Output\OutputInterface;
use Symfony\Components\Console\Output\Output;
use Symfony\Framework\WebBundle\Util\Filesystem;
use Symfony\Framework\WebBundle\Util\Mustache;

/*
 * This file is part of the Symfony framework.
 *
 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

/**
 * Initializes a new bundle.
 *
 * @package    Symfony
 * @subpackage Framework_WebBundle
 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
 */
class InitBundleCommand extends Command
{
  /**
   * @see Command
   */
  protected function configure()
  {
    $this
      ->setDefinition(array(
        new InputArgument('namespace', InputArgument::REQUIRED, 'The namespace of the bundle to create'),
      ))
      ->setName('init:bundle')
    ;
  }

  /**
   * @see Command
   *
   * @throws \InvalidArgumentException When namespace doesn't end with Bundle
   * @throws \RuntimeException         When bundle can't be executed
   */
  protected function execute(InputInterface $input, OutputInterface $output)
  {
    if (!preg_match('/Bundle$/', $namespace = $input->getArgument('namespace')))
    {
      throw new \InvalidArgumentException('The namespace must end with Bundle.');
    }

    $dirs = $this->container->getKernelService()->getBundleDirs();

    $tmp = str_replace('\\', '/', $namespace);
    $namespace = str_replace('/', '\\', dirname($tmp));
    $bundle = basename($tmp);

    if (!isset($dirs[$namespace]))
    {
      throw new \InvalidArgumentException(sprintf('Unable to initialize the bundle (%s not defined).', $namespace));
    }

    $dir = $dirs[$namespace];
    $output->writeln(sprintf('Initializing bundle "<info>%s</info>" in "<info>%s</info>"', $bundle, realpath($dir)));

    if (file_exists($targetDir = $dir.'/'.$bundle))
    {
      throw new \RuntimeException(sprintf('Bundle "%s" already exists.', $bundle));
    }

    $filesystem = new Filesystem();
    $filesystem->mirror(__DIR__.'/../Resources/skeleton/bundle', $targetDir);

    Mustache::renderDir($targetDir, array(
      'namespace' => $namespace,
      'bundle'    => $bundle,
    ));
  }
}