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<?php |
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/** |
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* MIT License |
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* For full license information, please view the LICENSE file that was distributed with this source code. |
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*/ |
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namespace Phinx\Console\Command; |
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use DateTime; |
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use InvalidArgumentException; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Input\InputOption; |
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use Symfony\Component\Console\Output\OutputInterface; |
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class Rollback extends AbstractCommand |
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{ |
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/** |
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* @var string |
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*/ |
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protected static $defaultName = 'rollback'; |
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/** |
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* {@inheritDoc} |
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* |
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* @return void |
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*/ |
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protected function configure() |
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{ |
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parent::configure(); |
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$this->addOption('--environment', '-e', InputOption::VALUE_REQUIRED, 'The target environment'); |
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$this->setDescription('Rollback the last or to a specific migration') |
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->addOption('--target', '-t', InputOption::VALUE_REQUIRED, 'The version number to rollback to') |
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->addOption('--date', '-d', InputOption::VALUE_REQUIRED, 'The date to rollback to') |
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->addOption('--force', '-f', InputOption::VALUE_NONE, 'Force rollback to ignore breakpoints') |
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->addOption('--dry-run', '-x', InputOption::VALUE_NONE, 'Dump query to standard output instead of executing it') |
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->addOption('--fake', null, InputOption::VALUE_NONE, "Mark any rollbacks selected as run, but don't actually execute them") |
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->setHelp( |
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<<<EOT |
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The <info>rollback</info> command reverts the last migration, or optionally up to a specific version |
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<info>phinx rollback -e development</info> |
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<info>phinx rollback -e development -t 20111018185412</info> |
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<info>phinx rollback -e development -d 20111018</info> |
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<info>phinx rollback -e development -v</info> |
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<info>phinx rollback -e development -t 20111018185412 -f</info> |
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If you have a breakpoint set, then you can rollback to target 0 and the rollbacks will stop at the breakpoint. |
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<info>phinx rollback -e development -t 0 </info> |
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The <info>version_order</info> configuration option is used to determine the order of the migrations when rolling back. |
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This can be used to allow the rolling back of the last executed migration instead of the last created one, or combined |
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with the <info>-d|--date</info> option to rollback to a certain date using the migration start times to order them. |
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EOT |
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); |
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} |
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/** |
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* Rollback the migration. |
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* |
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* @param \Symfony\Component\Console\Input\InputInterface $input Input |
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* @param \Symfony\Component\Console\Output\OutputInterface $output Output |
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* |
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* @return int integer 0 on success, or an error code. |
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*/ |
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protected function execute(InputInterface $input, OutputInterface $output) |
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{ |
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$this->bootstrap($input, $output); |
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$environment = $input->getOption('environment'); |
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$version = $input->getOption('target'); |
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$date = $input->getOption('date'); |
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$force = (bool)$input->getOption('force'); |
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$fake = (bool)$input->getOption('fake'); |
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$config = $this->getConfig(); |
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if ($environment === null) { |
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$environment = $config->getDefaultEnvironment(); |
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$output->writeln('<comment>warning</comment> no environment specified, defaulting to: ' . $environment); |
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} else { |
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$output->writeln('<info>using environment</info> ' . $environment); |
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} |
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if (!$this->getConfig()->hasEnvironment($environment)) { |
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$output->writeln(sprintf('<error>The environment "%s" does not exist</error>', $environment)); |
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6 |
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return self::CODE_ERROR; |
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} |
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$envOptions = $config->getEnvironment($environment); |
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if (isset($envOptions['adapter'])) { |
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$output->writeln('<info>using adapter</info> ' . $envOptions['adapter']); |
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} |
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if (isset($envOptions['wrapper'])) { |
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$output->writeln('<info>using wrapper</info> ' . $envOptions['wrapper']); |
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} |
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if (isset($envOptions['name'])) { |
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$output->writeln('<info>using database</info> ' . $envOptions['name']); |
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} |
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$versionOrder = $this->getConfig()->getVersionOrder(); |
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$output->writeln('<info>ordering by</info> ' . $versionOrder . ' time'); |
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if ($fake) { |
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$output->writeln('<comment>warning</comment> performing fake rollbacks'); |
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} |
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// rollback the specified environment |
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if ($date === null) { |
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$targetMustMatchVersion = true; |
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$target = $version; |
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} else { |
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$targetMustMatchVersion = false; |
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$target = $this->getTargetFromDate($date); |
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} |
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$start = microtime(true); |
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$this->getManager()->rollback($environment, $target, $force, $targetMustMatchVersion, $fake); |
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$end = microtime(true); |
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$output->writeln(''); |
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$output->writeln('<comment>All Done. Took ' . sprintf('%.4fs', $end - $start) . '</comment>'); |
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return self::CODE_SUCCESS; |
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} |
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/** |
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* Get Target from Date |
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* |
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* @param string $date The date to convert to a target. |
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* |
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* @throws \InvalidArgumentException |
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* |
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* @return string The target |
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*/ |
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public function getTargetFromDate($date) |
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{ |
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if (!preg_match('/^\d{4,14}$/', $date)) { |
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throw new InvalidArgumentException('Invalid date. Format is YYYY[MM[DD[HH[II[SS]]]]].'); |
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} |
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// what we need to append to the date according to the possible date string lengths |
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$dateStrlenToAppend = [ |
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14 => '', |
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12 => '00', |
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10 => '0000', |
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8 => '000000', |
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6 => '01000000', |
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4 => '0101000000', |
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]; |
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if (!isset($dateStrlenToAppend[strlen($date)])) { |
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throw new InvalidArgumentException('Invalid date. Format is YYYY[MM[DD[HH[II[SS]]]]].'); |
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} |
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$target = $date . $dateStrlenToAppend[strlen($date)]; |
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$dateTime = DateTime::createFromFormat('YmdHis', $target); |
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if ($dateTime === false) { |
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throw new InvalidArgumentException('Invalid date. Format is YYYY[MM[DD[HH[II[SS]]]]].'); |
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} |
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return $dateTime->format('YmdHis'); |
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} |
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} |
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cakephp /
phinx
