function content_translation_form_alter
Same name in other branches
- 8.9.x core/modules/content_translation/content_translation.module \content_translation_form_alter()
- 10 core/modules/content_translation/content_translation.module \content_translation_form_alter()
- 11.x core/modules/content_translation/content_translation.module \content_translation_form_alter()
Implements hook_form_alter().
File
-
core/
modules/ content_translation/ content_translation.module, line 386
Code
function content_translation_form_alter(array &$form, FormStateInterface $form_state) {
$form_object = $form_state->getFormObject();
if (!$form_object instanceof ContentEntityFormInterface) {
return;
}
$entity = $form_object->getEntity();
$op = $form_object->getOperation();
// Let the content translation handler alter the content entity form. This can
// be the 'add' or 'edit' form. It also tries a 'default' form in case neither
// of the aforementioned forms are defined.
if ($entity instanceof ContentEntityInterface && $entity->isTranslatable() && count($entity->getTranslationLanguages()) > 1 && in_array($op, [
'edit',
'add',
'default',
], TRUE)) {
$controller = \Drupal::entityTypeManager()->getHandler($entity->getEntityTypeId(), 'translation');
$controller->entityFormAlter($form, $form_state, $entity);
// @todo Move the following lines to the code generating the property form
// elements once we have an official #multilingual FAPI key.
$translations = $entity->getTranslationLanguages();
$form_langcode = $form_object->getFormLangcode($form_state);
// Handle fields shared between translations when there is at least one
// translation available or a new one is being created.
if (!$entity->isNew() && (!isset($translations[$form_langcode]) || count($translations) > 1)) {
foreach ($entity->getFieldDefinitions() as $field_name => $definition) {
// Allow the widget to define if it should be treated as multilingual
// by respecting an already set #multilingual key.
if (isset($form[$field_name]) && !isset($form[$field_name]['#multilingual'])) {
$form[$field_name]['#multilingual'] = $definition->isTranslatable();
}
}
}
// The footer region, if defined, may contain multilingual widgets so we
// need to always display it.
if (isset($form['footer'])) {
$form['footer']['#multilingual'] = TRUE;
}
}
}
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