Rollback.php
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<?php
// +----------------------------------------------------------------------
// | TopThink [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2015 http://www.topthink.com All rights reserved.
// +----------------------------------------------------------------------
// | Author: zhangyajun <448901948@qq.com>
// +----------------------------------------------------------------------
namespace think\migration\command\migrate;
use think\console\input\Option as InputOption;
use think\console\Input;
use think\console\Output;
use think\migration\command\AbstractCommand;
class Rollback extends AbstractCommand
{
/**
* {@inheritdoc}
*/
protected function configure()
{
parent::configure();
$this->setName('migrate:rollback')
->setDescription('Rollback the last or to a specific migration')
->addOption('--target', '-t', InputOption::VALUE_REQUIRED, 'The version number to rollback to')
->addOption('--date', '-d', InputOption::VALUE_REQUIRED, 'The date to rollback to')
->setHelp(
<<<EOT
The <info>migrate:rollback</info> command reverts the last migration, or optionally up to a specific version
<info>php console migrate:rollback</info>
<info>php console migrate:rollback -t 20111018185412</info>
<info>php console migrate:rollback -d 20111018</info>
<info>php console migrate:rollback -v</info>
EOT
);
}
/**
* Rollback the migration.
*
* @param Input $input
* @param Output $output
* @return void
*/
protected function execute(Input $input, Output $output)
{
$this->bootstrap($input, $output);
$version = $input->getOption('target');
$date = $input->getOption('date');
$dbConfig = $this->config->getDbConfig();
if (isset($dbConfig['adapter'])) {
$output->writeln('<info>using adapter</info> ' . $dbConfig['adapter']);
}
if (isset($dbConfig['name'])) {
$output->writeln('<info>using database</info> ' . $dbConfig['name']);
}
// rollback the specified environment
$start = microtime(true);
if (null !== $date) {
$this->getManager()->rollbackToDateTime(new \DateTime($date));
} else {
$this->getManager()->rollback($version);
}
$end = microtime(true);
$output->writeln('');
$output->writeln('<comment>All Done. Took ' . sprintf('%.4fs', $end - $start) . '</comment>');
}
}