function template_preprocess_yamlform_progress_bar in YAML Form 8

Prepares variables for form 'wizard' progress bar template.

Default template: yamlform-progress-bar.html.twig.

Parameters

array $variables: An associative array containing the following key:

• yamlform: A form.
• current_page: The current wizard page.

File

includes/yamlform.theme.inc, line 546

Preprocessors and helper functions to make theming easier.

Code

function template_preprocess_yamlform_progress_bar(array &$variables) {

  /** @var \Drupal\yamlform\YamlFormInterface $yamlform */
  $yamlform = $variables['yamlform'];
  $current_page = $variables['current_page'];
  $pages = $yamlform
    ->getPages();
  $page_keys = array_keys($pages);
  $page_indexes = array_flip($page_keys);
  $current_index = $page_indexes[$current_page];
  $variables['current_index'] = $current_index;

  // Reset the pages variable.
  $variables['progress'] = [];
  foreach ($pages as $page) {
    $variables['progress'][] = isset($page['#title']) ? $page['#title'] : '';
  }
}