<?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 Symfony\Bundle\DoctrineBundle\Command;

use Symfony\Component\Console\Input\InputOption;

use Symfony\Component\Console\Input\InputInterface;

use Symfony\Component\Console\Output\OutputInterface;

/**

 * Database tool allows you to easily drop and create your configured databases.

 *

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

 * @author Jonathan H. Wage <jonwage@gmail.com>

 */

class DropDatabaseDoctrineCommand extends DoctrineCommand

{

    protected function configure()

    {

        $this

            ->setName('doctrine:database:drop')

            ->setDescription('Drop the configured databases')

            ->addOption('connection', null, InputOption::VALUE_OPTIONAL, 'The connection to use for this command')

            ->addOption('force', null, InputOption::VALUE_NONE, 'Set this parameter to execute this action')

            ->setHelp(<<<EOT

The <info>doctrine:database:drop</info> command drops the default connections

database:

<info>php app/console doctrine:database:drop</info>

The --force parameter has to be used to actually drop the database.

You can also optionally specify the name of a connection to drop the database

for:

<info>php app/console doctrine:database:drop --connection=default</info>

<error>Be careful: All data in a given database will be lost when executing

this command.</error>

EOT

        );

    }

    protected function execute(InputInterface $input, OutputInterface $output)

    {

        $connection = $this->getDoctrineConnection($input->getOption('connection'));

        $params = $connection->getParams();

        $name = isset($params['path']) ? $params['path'] : (isset($params['dbname']) ? $params['dbname'] : false);

        if (!$name) {

            throw new \InvalidArgumentException("Connection does not contain a 'path' or 'dbname' parameter and cannot be dropped.");

        }

        if ($input->getOption('force')) {

            try {

                $connection->getSchemaManager()->dropDatabase($name);

                $output->writeln(sprintf('<info>Dropped database for connection named <comment>%s</comment></info>', $name));

            } catch (\Exception $e) {

                $output->writeln(sprintf('<error>Could not drop database for connection named <comment>%s</comment></error>', $name));

                $output->writeln(sprintf('<error>%s</error>', $e->getMessage()));

            }

        } else {

            $output->writeln('<error>ATTENTION:</error> This operation should not be executed in a production environment.');

            $output->writeln('');

            $output->writeln(sprintf('<info>Would drop the database named <comment>%s</comment>.</info>', $name));

            $output->writeln('Please run the operation with --force to execute');

            $output->writeln('<error>All data will be lost!</error>');

        }

    }

}