paragraphs_asymmetric_translation_widgets.module in Paragraphs asymmetric translation widgets 8

Module file.

File

paragraphs_asymmetric_translation_widgets.module

<?php

/**
 * @file
 * Module file.
 */
use Drupal\Core\Entity\EntityInterface;
use Drupal\paragraphs\ParagraphInterface;

/**
 * Implements hook_field_formatter_info_alter().
 */
function paragraphs_asymmetric_translation_widgets_field_widget_info_alter(&$info) {
  if (!empty($info['paragraphs'])) {
    $info['paragraphs']['class'] = 'Drupal\\paragraphs_asymmetric_translation_widgets\\Plugin\\Field\\FieldWidget\\ParagraphsAsymmetricWidget';
  }
}

/**
 * Implements hook_entity_translation_create().
 *
 * Assume that a translatable paragraphs field will hold async content. So we
 * will need to recursively duplicate all paragraphs when the translation object
 * is created.
 */
function paragraphs_asymmetric_translation_widgets_entity_translation_create(EntityInterface $entity) {
  $entity_type_manager = \Drupal::entityTypeManager();
  $paragraph_storage = $entity_type_manager
    ->getStorage('paragraph');

  /** @var \Drupal\field\FieldConfigInterface[] $field_definitions */
  $field_definitions = $entity_type_manager
    ->getStorage('field_config')
    ->loadByProperties([
    'entity_type' => $entity
      ->getEntityTypeId(),
    'bundle' => $entity
      ->bundle(),
    'field_type' => 'entity_reference_revisions',
  ]);
  foreach ($field_definitions as $field_definition) {
    if ($field_definition
      ->isTranslatable() === FALSE) {
      continue;
    }
    if ($field_definition
      ->getFieldStorageDefinition()
      ->getSetting('target_type') !== 'paragraph') {
      continue;
    }
    $async_values = [];
    $values = $entity
      ->get($field_definition
      ->getName())
      ->getValue();
    if (!empty($values) && is_array($values)) {
      foreach ($values as $value) {
        if (isset($value['entity'])) {
          $paragraph = $value['entity'];
        }
        elseif (isset($value['target_revision_id'])) {
          $paragraph = $paragraph_storage
            ->loadRevision($value['target_revision_id']);
        }
        elseif (isset($value['target_id'])) {
          $paragraph = $paragraph_storage
            ->load($value['target_id']);
        }
        if ($paragraph instanceof ParagraphInterface) {
          $duplicate = $paragraph
            ->createDuplicate();

          // Clone all sub-paragraphs recursively.
          paragraphs_asymmetric_translation_widgets_entity_translation_create($duplicate);
          $async_values[] = [
            'entity' => $duplicate,
          ];
        }
      }
      $entity
        ->set($field_definition
        ->getName(), $async_values);
    }
  }
}

Functions

Name	Description
paragraphs_asymmetric_translation_widgets_entity_translation_create	Implements hook_entity_translation_create().
paragraphs_asymmetric_translation_widgets_field_widget_info_alter	Implements hook_field_formatter_info_alter().