<?php

/*

 * This file is part of the Symfony package.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Sensio\Bundle\DistributionBundle\Controller;

use Symfony\Component\DependencyInjection\ContainerAware;

use Symfony\Component\HttpFoundation\RedirectResponse;

/**

 * ConfiguratorController.

 *

 * @author Fabien Potencier <fabien@symfony.com>

 */

class ConfiguratorController extends ContainerAware

{

    /**

     * @return Response A Response instance

     */

    public function stepAction($index = 0)

    {

        $configurator = $this->container->get('sensio.distribution.webconfigurator');

        $step = $configurator->getStep($index);

        $form = $this->container->get('form.factory')->create($step->getFormType(), $step);

        $request = $this->container->get('request');

        if ('POST' === $request->getMethod()) {

            $form->bindRequest($request);

            if ($form->isValid()) {

                $configurator->mergeParameters($step->update($form->getData()));

                $configurator->write();

                $index++;

                if ($index < $configurator->getStepCount()) {

                    return new RedirectResponse($this->container->get('router')->generate('_configurator_step', array('index' => $index)));

                }

                return new RedirectResponse($this->container->get('router')->generate('_configurator_final'));

            }

        }

        return $this->container->get('templating')->renderResponse($step->getTemplate(), array(

            'form'    => $form->createView(),

            'index'   => $index,

            'count'   => $configurator->getStepCount(),

            'version' => $this->getVersion(),

        ));

    }

    public function checkAction()

    {

        $configurator = $this->container->get('sensio.distribution.webconfigurator');

        // Trying to get as much requirements as possible

        $majors = $configurator->getRequirements();

        $minors = $configurator->getOptionalSettings();

        $url = $this->container->get('router')->generate('_configurator_step', array('index' => 0));

        if (empty($majors) && empty($minors)) {

            return new RedirectResponse($url);

        }

        return $this->container->get('templating')->renderResponse('SensioDistributionBundle::Configurator/check.html.twig', array(

            'majors'  => $majors,

            'minors'  => $minors,

            'url'     => $url,

            'version' => $this->getVersion(),

        ));

    }

    public function finalAction()

    {

        $configurator = $this->container->get('sensio.distribution.webconfigurator');

        $configurator->clean();

        try {

            $welcomeUrl = $this->container->get('router')->generate('_welcome');

        } catch (\Exception $e) {

            $welcomeUrl = null;

        }

        return $this->container->get('templating')->renderResponse('SensioDistributionBundle::Configurator/final.html.twig', array(

            'welcome_url' => $welcomeUrl,

            'parameters'  => $configurator->render(),

            'ini_path'    => $this->container->getParameter('kernel.root_dir').'/config/parameters.ini',

            'is_writable' => $configurator->isFileWritable(),

            'version'     => $this->getVersion(),

        ));

    }

    public function getVersion()

    {

        $kernel = $this->container->get('kernel');

        return $kernel::VERSION;

    }

}