symfony/src/Symfony/Bundle/FrameworkBundle/Console/Application.php

<?php

namespace Symfony\Bundle\FrameworkBundle\Console;

use Symfony\Component\Console\Application as BaseApplication;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\HttpKernel\Kernel;

/*
 * 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.
 */

/**
 * Application.
 *
 * @author Fabien Potencier <fabien.potencier@symfony-project.com>
 */
class Application extends BaseApplication
{
    protected $kernel;

    /**
     * Constructor.
     */
    public function __construct(Kernel $kernel)
    {
        $this->kernel = $kernel;

        parent::__construct('Symfony', Kernel::VERSION.' - '.$kernel->getName());

        $this->definition->addOption(new InputOption('--shell', '-s', InputOption::VALUE_NONE, 'Launch the shell.'));

        if (!$this->kernel->isBooted()) {
            $this->kernel->boot();
        }

        $this->registerCommands();
    }

    /**
     * Gets the Kernel associated with this Console.
     *
     * @return Kernel A Kernel instance
     */
    public function getKernel()
    {
        return $this->kernel;
    }

    /**
     * Runs the current application.
     *
     * @param InputInterface  $input  An Input instance
     * @param OutputInterface $output An Output instance
     *
     * @return integer 0 if everything went fine, or an error code
     */
    public function doRun(InputInterface $input, OutputInterface $output)
    {
        if (true === $input->hasParameterOption(array('--shell', '-s'))) {
            $shell = new Shell($this);
            $shell->run();

            return 0;
        }

        return parent::doRun($input, $output);
    }

    protected function registerCommands()
    {
        foreach ($this->kernel->getBundles() as $bundle) {
            $bundle->registerCommands($this);
        }
    }
}