public static function Schemas::updateTheme in Express 8

Callback for updating a theme.

Parameters

array $form: Nested array of form elements that comprise the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

File

themes/contrib/bootstrap/src/Plugin/Setting/Schemas.php, line 90

Contains \Drupal\bootstrap\Plugin\Setting\Schemas.

Class

Schemas

The "schemas" theme setting.

Namespace

Drupal\bootstrap\Plugin\Setting

Code

public static function updateTheme(array $form, FormStateInterface $form_state) {
  if ($theme = SystemThemeSettings::getTheme($form, $form_state)) {

    // Due to the fact that the batch API stores it's arguments in DB storage,
    // theme based objects cannot be passed as an operation argument here.
    // During _batch_page(), the DB item will attempt to restore the arguments
    // using unserialize() and the autoload fix include added below may not
    // yet have been invoked to register the theme namespaces. So instead,
    // we capture the relevant information needed to reconstruct these objects
    // in the batch processing callback.
    $theme_name = $theme
      ->getName();

    // Create an operation for each update.
    $operations = [];
    foreach ($theme
      ->getPendingUpdates() as $update) {
      $operations[] = [
        [
          __CLASS__,
          'batchProcessUpdate',
        ],
        [
          $theme_name,
          $update
            ->getProvider() . ':' . $update
            ->getSchema(),
        ],
      ];
    }
    if ($operations) {
      $variables = [
        '@theme_title' => $theme
          ->getTitle(),
      ];
      batch_set([
        'operations' => $operations,
        'finished' => [
          __CLASS__,
          'batchFinished',
        ],
        'title' => t('Updating @theme_title', $variables),
        'init_message' => \Drupal::translation()
          ->formatPlural(count($operations), 'Initializing 1 theme update for @theme_title...', 'Initializing @count theme updates for @theme_title...', $variables),
        'progress_message' => t('Processing update @current of @total...', $variables),
        'error_message' => t('An error was encountered while attempting to update the @theme_title theme.', $variables),
        'file' => Bootstrap::autoloadFixInclude(),
      ]);
    }
  }
}