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function paragraphs_field_attach_form in Paragraphs 7

Implements hook_field_attach_form().

File

./paragraphs.module, line 1391
Paragraphs hooks and common functions.

Code

function paragraphs_field_attach_form($entity_type, $entity, &$form, &$form_state, $langcode) {

  // We make sure paragraphs don't use the entity translation defaults, as those
  // are not implemented properly yet in paragraphs. So we better show an empty
  // initial field for a translation of an existing entity, than making
  // paragraphs break completely.
  // A proper implementation of entity_translation has still to be discussed.
  // @see https://drupal.org/node/2152931
  list(, , $bundle) = entity_extract_ids($entity_type, $entity);
  foreach (field_info_instances($entity_type, $bundle) as $instance) {
    $field_name = $instance['field_name'];
    $field_info = field_info_field($field_name);
    if ($field_info['type'] == 'paragraphs') {
      if (isset($form[$field_name])) {
        $element =& $form[$field_name];

        // Remove the entity_translation preparion for the element. This way we
        // avoid that there will be form elements that do not have a
        // corresponding form state for the field.
        if (!empty($element['#process'])) {
          $key = array_search('entity_translation_prepare_element', $element['#process']);
          if ($key !== FALSE) {
            unset($element['#process'][$key]);
          }
        }
      }
    }
  }
}