class DatabaseUpdate in Automatic Updates 8

Database update command.

Hierarchy

• class \Drupal\automatic_updates\Command\BaseCommand extends \Symfony\Component\Console\Command\Command
  • class \Drupal\automatic_updates\Command\DatabaseUpdate

File

src/Command/DatabaseUpdate.php, line 11

Namespace

Drupal\automatic_updates\Command

class DatabaseUpdate extends BaseCommand {

  /**
   * {@inheritdoc}
   */
  protected function configure() {
    parent::configure();
    $this
      ->setName('updatedb')
      ->setDescription('Apply any database updates required (as with running update.php).')
      ->setAliases([
      'updb',
    ]);
  }

  /**
   * {@inheritdoc}
   */
  protected function execute(InputInterface $input, OutputInterface $output) {
    parent::execute($input, $output);
    $pending_updates = \Drupal::service('automatic_updates.pending_db_updates')
      ->run();
    if ($pending_updates) {
      $output
        ->writeln('Started database updates.');
      $this
        ->executeDatabaseUpdates();
      $output
        ->writeln('Finished database updates.');
    }
    else {
      $output
        ->writeln('No database updates required.');
    }
    return 0;
  }

  /**
   * Execute all outstanding database updates.
   */
  protected function executeDatabaseUpdates() {
    require_once DRUPAL_ROOT . '/core/includes/install.inc';
    require_once DRUPAL_ROOT . '/core/includes/update.inc';
    $logger = \Drupal::logger('automatic_updates');
    drupal_load_updates();
    $start = $dependency_map = $operations = [];
    foreach (update_get_update_list() as $module => $update) {
      $start[$module] = $update['start'];
    }
    $updates = update_resolve_dependencies($start);
    foreach ($updates as $function => $update) {
      $dependency_map[$function] = !empty($update['reverse_paths']) ? array_keys($update['reverse_paths']) : [];
    }
    foreach ($updates as $function => $update) {
      if ($update['allowed']) {

        // Set the installed version of each module so updates will start at the
        // correct place. (The updates are already sorted, so we can simply base
        // this on the first one we come across in the above foreach loop.)
        if (isset($start[$update['module']])) {
          drupal_set_installed_schema_version($update['module'], $update['number'] - 1);
          unset($start[$update['module']]);
        }
        $this
          ->executeDatabaseUpdate('update_do_one', [
          $update['module'],
          $update['number'],
          $dependency_map[$function],
        ]);
      }
    }
    $post_updates = \Drupal::service('update.post_update_registry')
      ->getPendingUpdateFunctions();
    if ($post_updates) {

      // Now we rebuild all caches and after that execute hook_post_update().
      $logger
        ->info('Starting cache clear pre-step of database update.');
      automatic_updates_console_command('cache:rebuild');
      $logger
        ->info('Finished cache clear pre-step of database update.');
      foreach ($post_updates as $function) {
        $this
          ->executeDatabaseUpdate('update_invoke_post_update', [
          $function,
        ]);
      }
    }
  }

  /**
   * Execute a single database update.
   *
   * @param callable $invoker
   *   Callable update invoker.
   * @param array $args
   *   The arguments to pass to the invoker.
   */
  protected function executeDatabaseUpdate(callable $invoker, array $args) {
    \Drupal::logger('automatic_updates')
      ->notice('Database update running with arguments "@arguments"', [
      '@arguments' => print_r($args, TRUE),
    ]);
    $context = [
      'sandbox' => [],
    ];
    call_user_func_array($invoker, array_merge($args, [
      &$context,
    ]));
    \Drupal::logger('automatic_updates')
      ->notice('Database update finished with arguments "@arguments"', [
      '@arguments' => print_r($args, TRUE),
    ]);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
BaseCommand::$classLoader	protected	property	The class loader.
BaseCommand::bootstrapDrupal	protected	function	Bootstrap Drupal.
BaseCommand::__construct	public	function	Constructs a new InstallCommand command.
DatabaseUpdate::configure	protected	function	Configures the current command. Overrides BaseCommand::configure
DatabaseUpdate::execute	protected	function	Executes the current command. Overrides BaseCommand::execute
DatabaseUpdate::executeDatabaseUpdate	protected	function	Execute a single database update.
DatabaseUpdate::executeDatabaseUpdates	protected	function	Execute all outstanding database updates.