protected function ContentTranslationHandler::addTranslatabilityClue in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/content_translation/src/ContentTranslationHandler.php \Drupal\content_translation\ContentTranslationHandler::addTranslatabilityClue()
2. 10 core/modules/content_translation/src/ContentTranslationHandler.php \Drupal\content_translation\ContentTranslationHandler::addTranslatabilityClue()

Adds a clue about the form element translatability.

If the given element does not have a #title attribute, the function is recursively applied to child elements.

Parameters

array $element: A form element array.

1 call to ContentTranslationHandler::addTranslatabilityClue()

ContentTranslationHandler::entityFormSharedElements in core/modules/content_translation/src/ContentTranslationHandler.php

Process callback: determines which elements get clue in the form.

File

core/modules/content_translation/src/ContentTranslationHandler.php, line 634

Class

ContentTranslationHandler

Base class for content translation handlers.

Namespace

Drupal\content_translation

Code

protected function addTranslatabilityClue(&$element) {
  static $suffix, $fapi_title_elements;

  // Elements which can have a #title attribute according to FAPI Reference.
  if (!isset($suffix)) {
    $suffix = ' <span class="translation-entity-all-languages">(' . t('all languages') . ')</span>';
    $fapi_title_elements = array_flip([
      'checkbox',
      'checkboxes',
      'date',
      'details',
      'fieldset',
      'file',
      'item',
      'password',
      'password_confirm',
      'radio',
      'radios',
      'select',
      'text_format',
      'textarea',
      'textfield',
      'weight',
    ]);
  }

  // Update #title attribute for all elements that are allowed to have a
  // #title attribute according to the Form API Reference. The reason for this
  // check is because some elements have a #title attribute even though it is
  // not rendered; for instance, field containers.
  if (isset($element['#type']) && isset($fapi_title_elements[$element['#type']]) && isset($element['#title'])) {
    $element['#title'] .= $suffix;
  }
  elseif ($children = Element::children($element)) {
    foreach ($children as $delta) {
      $this
        ->addTranslatabilityClue($element[$delta], $suffix);
    }
  }
  elseif (isset($element['#title'])) {
    $element['#title'] .= $suffix;
  }
}