function quickedit_preprocess_field in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/quickedit/quickedit.module \quickedit_preprocess_field()
2. 10 core/modules/quickedit/quickedit.module \quickedit_preprocess_field()

Implements hook_preprocess_HOOK() for field templates.

File

core/modules/quickedit/quickedit.module, line 131

Provides in-place content editing functionality for fields.

Code

function quickedit_preprocess_field(&$variables) {
  $variables['#cache']['contexts'][] = 'user.permissions';
  $element = $variables['element'];

  /** @var \Drupal\Core\Entity\ContentEntityInterface $entity */
  $entity = $element['#object'];
  if (!\Drupal::currentUser()
    ->hasPermission('access in-place editing') || $entity instanceof RevisionableInterface && !$entity
    ->isLatestRevision()) {
    return;
  }

  // Quick Edit module only supports view modes, not dynamically defined
  // "display options" (which \Drupal\Core\Field\FieldItemListInterface::view()
  // always names the "_custom" view mode).
  // @see \Drupal\Core\Field\FieldItemListInterface::view()
  // @see https://www.drupal.org/node/2120335
  if ($element['#view_mode'] === '_custom') {
    return;
  }

  // Fields that are computed fields are not editable.
  $definition = $entity
    ->getFieldDefinition($element['#field_name']);
  if (!$definition
    ->isComputed()) {
    $variables['attributes']['data-quickedit-field-id'] = $entity
      ->getEntityTypeId() . '/' . $entity
      ->id() . '/' . $element['#field_name'] . '/' . $element['#language'] . '/' . $element['#view_mode'];
  }
}