Chris@0: ' . t('About') . ''; Chris@18: $output .= '
' . t('The Content Translation module allows you to translate content, comments, custom blocks, taxonomy terms, users and other content entities. Together with the modules Language, Configuration Translation, and Interface Translation, it allows you to build multilingual websites. For more information, see the online documentation for the Content Translation module.', [':locale' => (\Drupal::moduleHandler()->moduleExists('locale')) ? Url::fromRoute('help.page', ['name' => 'locale'])->toString() : '#', ':config-trans' => (\Drupal::moduleHandler()->moduleExists('config_translation')) ? Url::fromRoute('help.page', ['name' => 'config_translation'])->toString() : '#', ':language' => Url::fromRoute('help.page', ['name' => 'language'])->toString(), ':translation-entity' => 'https://www.drupal.org/documentation/modules/translation', ':field_help' => Url::fromRoute('help.page', ['name' => 'field'])->toString()]) . '
'; Chris@0: $output .= '' . t('Before you can translate content, there must be at least two languages added on the languages administration page.', [':url' => Url::fromRoute('entity.configurable_language.collection')->toString()]) . '
'; Chris@0: } Chris@0: return $output; Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_module_implements_alter(). Chris@0: */ Chris@0: function content_translation_module_implements_alter(&$implementations, $hook) { Chris@0: switch ($hook) { Chris@0: // Move our hook_entity_type_alter() implementation to the end of the list. Chris@0: case 'entity_type_alter': Chris@0: $group = $implementations['content_translation']; Chris@0: unset($implementations['content_translation']); Chris@0: $implementations['content_translation'] = $group; Chris@0: break; Chris@14: Chris@14: // Move our hook_entity_bundle_info_alter() implementation to the top of the Chris@14: // list, so that any other hook implementation can rely on bundles being Chris@14: // correctly marked as translatable. Chris@14: case 'entity_bundle_info_alter': Chris@14: $group = $implementations['content_translation']; Chris@14: $implementations = ['content_translation' => $group] + $implementations; Chris@14: break; Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_language_type_info_alter(). Chris@0: */ Chris@0: function content_translation_language_types_info_alter(array &$language_types) { Chris@0: // Make content language negotiation configurable by removing the 'locked' Chris@0: // flag. Chris@0: $language_types[LanguageInterface::TYPE_CONTENT]['locked'] = FALSE; Chris@0: unset($language_types[LanguageInterface::TYPE_CONTENT]['fixed']); Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_entity_type_alter(). Chris@0: * Chris@0: * The content translation UI relies on the entity info to provide its features. Chris@0: * See the documentation of hook_entity_type_build() in the Entity API Chris@0: * documentation for more details on all the entity info keys that may be Chris@0: * defined. Chris@0: * Chris@0: * To make Content Translation automatically support an entity type some keys Chris@0: * may need to be defined, but none of them is required unless the entity path Chris@0: * is different from the usual /ENTITY_TYPE/{ENTITY_TYPE} pattern (for instance Chris@0: * "/taxonomy/term/{taxonomy_term}"). Here are a list of those optional keys: Chris@0: * - canonical: This key (in the 'links' entity info property) must be defined Chris@0: * if the entity path is different from /ENTITY_TYPE/{ENTITY_TYPE} Chris@0: * - translation: This key (in the 'handlers' entity annotation property) Chris@0: * specifies the translation handler for the entity type. If an entity type is Chris@0: * translatable and no translation handler is defined, Chris@0: * \Drupal\content_translation\ContentTranslationHandler will be assumed. Chris@0: * Every translation handler must implement Chris@0: * \Drupal\content_translation\ContentTranslationHandlerInterface. Chris@0: * - content_translation_ui_skip: By default, entity types that do not have a Chris@0: * canonical link template cannot be enabled for translation. Setting this key Chris@0: * to TRUE overrides that. When that key is set, the Content Translation Chris@0: * module will not provide any UI for translating the entity type, and the Chris@0: * entity type should implement its own UI. For instance, this is useful for Chris@0: * entity types that are embedded into others for editing (which would not Chris@0: * need a canonical link, but could still support translation). Chris@0: * - content_translation_metadata: To implement its business logic the content Chris@0: * translation UI relies on various metadata items describing the translation Chris@0: * state. The default implementation is provided by Chris@0: * \Drupal\content_translation\ContentTranslationMetadataWrapper, which is Chris@0: * relying on one field for each metadata item (field definitions are provided Chris@0: * by the translation handler). Entity types needing to customize this Chris@0: * behavior can specify an alternative class through the Chris@0: * 'content_translation_metadata' key in the entity type definition. Every Chris@0: * content translation metadata wrapper needs to implement Chris@0: * \Drupal\content_translation\ContentTranslationMetadataWrapperInterface. Chris@0: * Chris@0: * If the entity paths match the default pattern above and there is no need for Chris@0: * an entity-specific translation handler, Content Translation will provide Chris@0: * built-in support for the entity. However enabling translation for each Chris@0: * translatable bundle will be required. Chris@0: * Chris@0: * @see \Drupal\Core\Entity\Annotation\EntityType Chris@0: */ Chris@0: function content_translation_entity_type_alter(array &$entity_types) { Chris@0: // Provide defaults for translation info. Chris@0: /** @var $entity_types \Drupal\Core\Entity\EntityTypeInterface[] */ Chris@0: foreach ($entity_types as $entity_type) { Chris@0: if ($entity_type->isTranslatable()) { Chris@0: if (!$entity_type->hasHandlerClass('translation')) { Chris@0: $entity_type->setHandlerClass('translation', 'Drupal\content_translation\ContentTranslationHandler'); Chris@0: } Chris@0: if (!$entity_type->get('content_translation_metadata')) { Chris@0: $entity_type->set('content_translation_metadata', 'Drupal\content_translation\ContentTranslationMetadataWrapper'); Chris@0: } Chris@0: if (!$entity_type->getFormClass('content_translation_deletion')) { Chris@0: $entity_type->setFormClass('content_translation_deletion', '\Drupal\content_translation\Form\ContentTranslationDeleteForm'); Chris@0: } Chris@0: Chris@0: $translation = $entity_type->get('translation'); Chris@0: if (!$translation || !isset($translation['content_translation'])) { Chris@0: $translation['content_translation'] = []; Chris@0: } Chris@0: Chris@0: if ($entity_type->hasLinkTemplate('canonical')) { Chris@0: // Provide default route names for the translation paths. Chris@0: if (!$entity_type->hasLinkTemplate('drupal:content-translation-overview')) { Chris@0: $translations_path = $entity_type->getLinkTemplate('canonical') . '/translations'; Chris@0: $entity_type->setLinkTemplate('drupal:content-translation-overview', $translations_path); Chris@0: $entity_type->setLinkTemplate('drupal:content-translation-add', $translations_path . '/add/{source}/{target}'); Chris@0: $entity_type->setLinkTemplate('drupal:content-translation-edit', $translations_path . '/edit/{language}'); Chris@0: $entity_type->setLinkTemplate('drupal:content-translation-delete', $translations_path . '/delete/{language}'); Chris@0: } Chris@0: // @todo Remove this as soon as menu access checks rely on the Chris@0: // controller. See https://www.drupal.org/node/2155787. Chris@0: $translation['content_translation'] += [ Chris@0: 'access_callback' => 'content_translation_translate_access', Chris@0: ]; Chris@0: } Chris@0: $entity_type->set('translation', $translation); Chris@0: } Chris@14: Chris@14: $entity_type->addConstraint('ContentTranslationSynchronizedFields'); Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@18: * Implements hook_ENTITY_TYPE_insert(). Chris@18: * Chris@18: * Installs Content Translation's field storage definitions for the target Chris@18: * entity type, if required. Chris@18: * Chris@18: * Also clears the bundle information cache so that the bundle's translatability Chris@18: * will be set properly. Chris@18: * Chris@18: * @see content_translation_entity_bundle_info_alter() Chris@18: * @see \Drupal\content_translation\ContentTranslationManager::isEnabled() Chris@18: */ Chris@18: function content_translation_language_content_settings_insert(ContentLanguageSettingsInterface $settings) { Chris@18: if ($settings->getThirdPartySetting('content_translation', 'enabled', FALSE)) { Chris@18: _content_translation_install_field_storage_definitions($settings->getTargetEntityTypeId()); Chris@18: } Chris@18: Chris@18: \Drupal::service('entity_type.bundle.info')->clearCachedBundles(); Chris@18: } Chris@18: Chris@18: /** Chris@18: * Implements hook_ENTITY_TYPE_update(). Chris@18: * Chris@18: * Installs Content Translation's field storage definitions for the target Chris@18: * entity type, if required. Chris@18: * Chris@18: * Also clears the bundle information cache so that the bundle's translatability Chris@18: * will be changed properly. Chris@18: * Chris@18: * @see content_translation_entity_bundle_info_alter() Chris@18: * @see \Drupal\content_translation\ContentTranslationManager::isEnabled() Chris@18: */ Chris@18: function content_translation_language_content_settings_update(ContentLanguageSettingsInterface $settings) { Chris@18: $original_settings = $settings->original; Chris@18: if ($settings->getThirdPartySetting('content_translation', 'enabled', FALSE) Chris@18: && !$original_settings->getThirdPartySetting('content_translation', 'enabled', FALSE) Chris@18: ) { Chris@18: _content_translation_install_field_storage_definitions($settings->getTargetEntityTypeId()); Chris@18: } Chris@18: \Drupal::service('entity_type.bundle.info')->clearCachedBundles(); Chris@18: } Chris@18: Chris@18: /** Chris@18: * Installs Content Translation's fields for a given entity type. Chris@18: * Chris@18: * @param string $entity_type_id Chris@18: * The entity type ID. Chris@18: * Chris@18: * @todo Generalize this code in https://www.drupal.org/node/2346013. Chris@18: */ Chris@18: function _content_translation_install_field_storage_definitions($entity_type_id) { Chris@18: /** @var \Drupal\Core\Entity\EntityFieldManagerInterface $field_manager */ Chris@18: $field_manager = \Drupal::service('entity_field.manager'); Chris@18: /** @var \Drupal\Core\Entity\EntityLastInstalledSchemaRepositoryInterface $schema_repository */ Chris@18: $schema_repository = \Drupal::service('entity.last_installed_schema.repository'); Chris@18: $definition_update_manager = \Drupal::entityDefinitionUpdateManager(); Chris@18: Chris@18: $field_manager->useCaches(FALSE); Chris@18: $storage_definitions = $field_manager->getFieldStorageDefinitions($entity_type_id); Chris@18: $field_manager->useCaches(TRUE); Chris@18: $installed_storage_definitions = $schema_repository->getLastInstalledFieldStorageDefinitions($entity_type_id); Chris@18: foreach (array_diff_key($storage_definitions, $installed_storage_definitions) as $storage_definition) { Chris@18: /** @var \Drupal\Core\Field\FieldStorageDefinitionInterface $storage_definition */ Chris@18: if ($storage_definition->getProvider() == 'content_translation') { Chris@18: $definition_update_manager->installFieldStorageDefinition($storage_definition->getName(), $entity_type_id, 'content_translation', $storage_definition); Chris@18: } Chris@18: } Chris@18: } Chris@18: Chris@18: /** Chris@0: * Implements hook_entity_bundle_info_alter(). Chris@0: */ Chris@0: function content_translation_entity_bundle_info_alter(&$bundles) { Chris@14: /** @var \Drupal\content_translation\ContentTranslationManagerInterface $content_translation_manager */ Chris@14: $content_translation_manager = \Drupal::service('content_translation.manager'); Chris@14: foreach ($bundles as $entity_type_id => &$info) { Chris@0: foreach ($info as $bundle => &$bundle_info) { Chris@14: $bundle_info['translatable'] = $content_translation_manager->isEnabled($entity_type_id, $bundle); Chris@14: if ($bundle_info['translatable'] && $content_translation_manager instanceof BundleTranslationSettingsInterface) { Chris@14: $settings = $content_translation_manager->getBundleTranslationSettings($entity_type_id, $bundle); Chris@14: // If pending revision support is enabled for this bundle, we need to Chris@14: // hide untranslatable field widgets, otherwise changes in pending Chris@14: // revisions might be overridden by changes in later default revisions. Chris@14: $bundle_info['untranslatable_fields.default_translation_affected'] = Chris@14: !empty($settings['untranslatable_fields_hide']) || ContentTranslationManager::isPendingRevisionSupportEnabled($entity_type_id, $bundle); Chris@14: } Chris@0: } Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_entity_base_field_info(). Chris@0: */ Chris@0: function content_translation_entity_base_field_info(EntityTypeInterface $entity_type) { Chris@0: /** @var \Drupal\content_translation\ContentTranslationManagerInterface $manager */ Chris@0: $manager = \Drupal::service('content_translation.manager'); Chris@0: $entity_type_id = $entity_type->id(); Chris@0: if ($manager->isSupported($entity_type_id)) { Chris@0: $definitions = $manager->getTranslationHandler($entity_type_id)->getFieldDefinitions(); Chris@18: $installed_storage_definitions = \Drupal::service('entity.last_installed_schema.repository')->getLastInstalledFieldStorageDefinitions($entity_type_id); Chris@0: // We return metadata storage fields whenever content translation is enabled Chris@0: // or it was enabled before, so that we keep translation metadata around Chris@0: // when translation is disabled. Chris@0: // @todo Re-evaluate this approach and consider removing field storage Chris@0: // definitions and the related field data if the entity type has no bundle Chris@14: // enabled for translation. Chris@14: // @see https://www.drupal.org/node/2907777 Chris@0: if ($manager->isEnabled($entity_type_id) || array_intersect_key($definitions, $installed_storage_definitions)) { Chris@0: return $definitions; Chris@0: } Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_field_info_alter(). Chris@0: * Chris@0: * Content translation extends the @FieldType annotation with following key: Chris@0: * - column_groups: contains information about the field type properties Chris@0: * which columns should be synchronized across different translations and Chris@0: * which are translatable. This is useful for instance to translate the Chris@0: * "alt" and "title" textual elements of an image field, while keeping the Chris@0: * same image on every translation. Each group has the following keys: Chris@0: * - title: Title of the column group. Chris@0: * - translatable: (optional) If the column group should be translatable by Chris@0: * default, defaults to FALSE. Chris@0: * - columns: (optional) A list of columns of this group. Defaults to the Chris@0: * name of he group as the single column. Chris@0: * - require_all_groups_for_translation: (optional) Set to TRUE to enforce Chris@0: * that making this column group translatable requires all others to be Chris@0: * translatable too. Chris@0: * Chris@0: * @see Drupal\image\Plugin\Field\FieldType\ImageItem Chris@0: */ Chris@0: function content_translation_field_info_alter(&$info) { Chris@0: foreach ($info as $key => $settings) { Chris@0: // Supply the column_groups key if it's not there. Chris@0: if (empty($settings['column_groups'])) { Chris@0: $info[$key]['column_groups'] = []; Chris@0: } Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_entity_operation(). Chris@0: */ Chris@0: function content_translation_entity_operation(EntityInterface $entity) { Chris@0: $operations = []; Chris@0: if ($entity->hasLinkTemplate('drupal:content-translation-overview') && content_translation_translate_access($entity)->isAllowed()) { Chris@0: $operations['translate'] = [ Chris@0: 'title' => t('Translate'), Chris@18: 'url' => $entity->toUrl('drupal:content-translation-overview'), Chris@0: 'weight' => 50, Chris@0: ]; Chris@0: } Chris@0: return $operations; Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_views_data_alter(). Chris@0: */ Chris@0: function content_translation_views_data_alter(array &$data) { Chris@0: // Add the content translation entity link definition to Views data for entity Chris@0: // types having translation enabled. Chris@0: $entity_types = \Drupal::entityManager()->getDefinitions(); Chris@0: /** @var \Drupal\content_translation\ContentTranslationManagerInterface $manager */ Chris@0: $manager = \Drupal::service('content_translation.manager'); Chris@0: foreach ($entity_types as $entity_type_id => $entity_type) { Chris@0: $base_table = $entity_type->getBaseTable(); Chris@0: if (isset($data[$base_table]) && $entity_type->hasLinkTemplate('drupal:content-translation-overview') && $manager->isEnabled($entity_type_id)) { Chris@0: $t_arguments = ['@entity_type_label' => $entity_type->getLabel()]; Chris@0: $data[$base_table]['translation_link'] = [ Chris@0: 'field' => [ Chris@0: 'title' => t('Link to translate @entity_type_label', $t_arguments), Chris@0: 'help' => t('Provide a translation link to the @entity_type_label.', $t_arguments), Chris@0: 'id' => 'content_translation_link', Chris@0: ], Chris@0: ]; Chris@0: } Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_menu_links_discovered_alter(). Chris@0: */ Chris@0: function content_translation_menu_links_discovered_alter(array &$links) { Chris@0: // Clarify where translation settings are located. Chris@0: $links['language.content_settings_page']['title'] = new TranslatableMarkup('Content language and translation'); Chris@0: $links['language.content_settings_page']['description'] = new TranslatableMarkup('Configure language and translation support for content.'); Chris@0: } Chris@0: Chris@0: /** Chris@0: * Access callback for the translation overview page. Chris@0: * Chris@0: * @param \Drupal\Core\Entity\EntityInterface $entity Chris@0: * The entity whose translation overview should be displayed. Chris@0: * Chris@0: * @return \Drupal\Core\Access\AccessResultInterface Chris@0: * The access result. Chris@0: */ Chris@0: function content_translation_translate_access(EntityInterface $entity) { Chris@0: $account = \Drupal::currentUser(); Chris@0: $condition = $entity instanceof ContentEntityInterface && $entity->access('view') && Chris@0: !$entity->getUntranslated()->language()->isLocked() && \Drupal::languageManager()->isMultilingual() && $entity->isTranslatable() && Chris@0: ($account->hasPermission('create content translations') || $account->hasPermission('update content translations') || $account->hasPermission('delete content translations')); Chris@0: return AccessResult::allowedIf($condition)->cachePerPermissions()->addCacheableDependency($entity); Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_form_alter(). Chris@0: */ Chris@0: function content_translation_form_alter(array &$form, FormStateInterface $form_state) { Chris@0: $form_object = $form_state->getFormObject(); Chris@0: if (!($form_object instanceof ContentEntityFormInterface)) { Chris@0: return; Chris@0: } Chris@0: $entity = $form_object->getEntity(); Chris@0: $op = $form_object->getOperation(); Chris@0: Chris@0: // Let the content translation handler alter the content entity form. This can Chris@0: // be the 'add' or 'edit' form. It also tries a 'default' form in case neither Chris@0: // of the aforementioned forms are defined. Chris@0: if ($entity instanceof ContentEntityInterface && $entity->isTranslatable() && count($entity->getTranslationLanguages()) > 1 && in_array($op, ['edit', 'add', 'default'], TRUE)) { Chris@0: $controller = \Drupal::entityManager()->getHandler($entity->getEntityTypeId(), 'translation'); Chris@0: $controller->entityFormAlter($form, $form_state, $entity); Chris@0: Chris@0: // @todo Move the following lines to the code generating the property form Chris@0: // elements once we have an official #multilingual FAPI key. Chris@0: $translations = $entity->getTranslationLanguages(); Chris@0: $form_langcode = $form_object->getFormLangcode($form_state); Chris@0: Chris@0: // Handle fields shared between translations when there is at least one Chris@0: // translation available or a new one is being created. Chris@0: if (!$entity->isNew() && (!isset($translations[$form_langcode]) || count($translations) > 1)) { Chris@0: foreach ($entity->getFieldDefinitions() as $field_name => $definition) { Chris@17: Chris@17: // Allow the widget to define if it should be treated as multilingual Chris@17: // by respecting an already set #multilingual key. Chris@17: if (isset($form[$field_name]) && !isset($form[$field_name]['#multilingual'])) { Chris@0: $form[$field_name]['#multilingual'] = $definition->isTranslatable(); Chris@0: } Chris@0: } Chris@0: } Chris@0: Chris@14: // The footer region, if defined, may contain multilingual widgets so we Chris@14: // need to always display it. Chris@14: if (isset($form['footer'])) { Chris@14: $form['footer']['#multilingual'] = TRUE; Chris@14: } Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_language_fallback_candidates_OPERATION_alter(). Chris@0: * Chris@0: * Performs language fallback for inaccessible translations. Chris@0: */ Chris@0: function content_translation_language_fallback_candidates_entity_view_alter(&$candidates, $context) { Chris@0: /** @var \Drupal\Core\Entity\ContentEntityInterface $entity */ Chris@0: $entity = $context['data']; Chris@0: $entity_type_id = $entity->getEntityTypeId(); Chris@0: /** @var \Drupal\content_translation\ContentTranslationManagerInterface $manager */ Chris@0: $manager = \Drupal::service('content_translation.manager'); Chris@0: if ($manager->isEnabled($entity_type_id, $entity->bundle())) { Chris@0: $entity_type = $entity->getEntityType(); Chris@0: $permission = $entity_type->getPermissionGranularity() == 'bundle' ? $permission = "translate {$entity->bundle()} $entity_type_id" : "translate $entity_type_id"; Chris@0: $current_user = \Drupal::currentuser(); Chris@0: if (!$current_user->hasPermission('translate any entity') && !$current_user->hasPermission($permission)) { Chris@0: foreach ($entity->getTranslationLanguages() as $langcode => $language) { Chris@0: $metadata = $manager->getTranslationMetadata($entity->getTranslation($langcode)); Chris@0: if (!$metadata->isPublished()) { Chris@0: unset($candidates[$langcode]); Chris@0: } Chris@0: } Chris@0: } Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_entity_extra_field_info(). Chris@0: */ Chris@0: function content_translation_entity_extra_field_info() { Chris@0: $extra = []; Chris@0: $bundle_info_service = \Drupal::service('entity_type.bundle.info'); Chris@0: foreach (\Drupal::entityManager()->getDefinitions() as $entity_type => $info) { Chris@0: foreach ($bundle_info_service->getBundleInfo($entity_type) as $bundle => $bundle_info) { Chris@0: if (\Drupal::service('content_translation.manager')->isEnabled($entity_type, $bundle)) { Chris@0: $extra[$entity_type][$bundle]['form']['translation'] = [ Chris@0: 'label' => t('Translation'), Chris@0: 'description' => t('Translation settings'), Chris@0: 'weight' => 10, Chris@0: ]; Chris@0: } Chris@0: } Chris@0: } Chris@0: Chris@0: return $extra; Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_form_FORM_ID_alter() for 'field_config_edit_form'. Chris@0: */ Chris@0: function content_translation_form_field_config_edit_form_alter(array &$form, FormStateInterface $form_state) { Chris@0: $field = $form_state->getFormObject()->getEntity(); Chris@0: $bundle_is_translatable = \Drupal::service('content_translation.manager')->isEnabled($field->getTargetEntityTypeId(), $field->getTargetBundle()); Chris@0: Chris@0: $form['translatable'] = [ Chris@0: '#type' => 'checkbox', Chris@0: '#title' => t('Users may translate this field'), Chris@0: '#default_value' => $field->isTranslatable(), Chris@0: '#weight' => -1, Chris@0: '#disabled' => !$bundle_is_translatable, Chris@0: '#access' => $field->getFieldStorageDefinition()->isTranslatable(), Chris@0: ]; Chris@0: Chris@0: // Provide helpful pointers for administrators. Chris@0: if (\Drupal::currentUser()->hasPermission('administer content translation') && !$bundle_is_translatable) { Chris@18: $toggle_url = Url::fromRoute('language.content_settings_page', [], [ Chris@0: 'query' => \Drupal::destination()->getAsArray(), Chris@18: ])->toString(); Chris@0: $form['translatable']['#description'] = t('To configure translation for this field, enable language support for this type.', [ Chris@0: ':language-settings-url' => $toggle_url, Chris@0: ]); Chris@0: } Chris@0: Chris@0: if ($field->isTranslatable()) { Chris@0: module_load_include('inc', 'content_translation', 'content_translation.admin'); Chris@0: $element = content_translation_field_sync_widget($field); Chris@0: if ($element) { Chris@0: $form['third_party_settings']['content_translation']['translation_sync'] = $element; Chris@0: $form['third_party_settings']['content_translation']['translation_sync']['#weight'] = -10; Chris@0: } Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_entity_presave(). Chris@0: */ Chris@0: function content_translation_entity_presave(EntityInterface $entity) { Chris@18: if ($entity instanceof ContentEntityInterface && $entity->isTranslatable() && !$entity->isNew() && isset($entity->original)) { Chris@14: /** @var \Drupal\content_translation\ContentTranslationManagerInterface $manager */ Chris@14: $manager = \Drupal::service('content_translation.manager'); Chris@14: if (!$manager->isEnabled($entity->getEntityTypeId(), $entity->bundle())) { Chris@14: return; Chris@14: } Chris@0: $langcode = $entity->language()->getId(); Chris@0: $source_langcode = !$entity->original->hasTranslation($langcode) ? $manager->getTranslationMetadata($entity)->getSource() : NULL; Chris@0: \Drupal::service('content_translation.synchronizer')->synchronizeFields($entity, $langcode, $source_langcode); Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_element_info_alter(). Chris@0: */ Chris@0: function content_translation_element_info_alter(&$type) { Chris@0: if (isset($type['language_configuration'])) { Chris@0: $type['language_configuration']['#process'][] = 'content_translation_language_configuration_element_process'; Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Returns a widget to enable content translation per entity bundle. Chris@0: * Chris@0: * Backward compatibility layer to support entities not using the language Chris@0: * configuration form element. Chris@0: * Chris@0: * @todo Remove once all core entities have language configuration. Chris@0: * Chris@0: * @param string $entity_type Chris@0: * The type of the entity being configured for translation. Chris@0: * @param string $bundle Chris@0: * The bundle of the entity being configured for translation. Chris@0: * @param array $form Chris@0: * The configuration form array. Chris@0: * @param \Drupal\Core\Form\FormStateInterface $form_state Chris@0: * The current state of the form. Chris@0: */ Chris@0: function content_translation_enable_widget($entity_type, $bundle, array &$form, FormStateInterface $form_state) { Chris@0: $key = $form_state->get(['content_translation', 'key']); Chris@0: $context = $form_state->get(['language', $key]) ?: []; Chris@0: $context += ['entity_type' => $entity_type, 'bundle' => $bundle]; Chris@0: $form_state->set(['language', $key], $context); Chris@0: $element = content_translation_language_configuration_element_process(['#name' => $key], $form_state, $form); Chris@0: unset($element['content_translation']['#element_validate']); Chris@0: return $element; Chris@0: } Chris@0: Chris@0: /** Chris@0: * Process callback: Expands the language_configuration form element. Chris@0: * Chris@0: * @param array $element Chris@0: * Form API element. Chris@0: * Chris@0: * @return Chris@0: * Processed language configuration element. Chris@0: */ Chris@0: function content_translation_language_configuration_element_process(array $element, FormStateInterface $form_state, array &$form) { Chris@0: if (empty($element['#content_translation_skip_alter']) && \Drupal::currentUser()->hasPermission('administer content translation')) { Chris@0: $key = $element['#name']; Chris@0: $form_state->set(['content_translation', 'key'], $key); Chris@0: $context = $form_state->get(['language', $key]); Chris@0: Chris@0: $element['content_translation'] = [ Chris@0: '#type' => 'checkbox', Chris@0: '#title' => t('Enable translation'), Chris@0: // For new bundle, we don't know the bundle name yet, Chris@0: // default to no translatability. Chris@0: '#default_value' => $context['bundle'] ? \Drupal::service('content_translation.manager')->isEnabled($context['entity_type'], $context['bundle']) : FALSE, Chris@0: '#element_validate' => ['content_translation_language_configuration_element_validate'], Chris@0: ]; Chris@0: Chris@0: $submit_name = isset($form['actions']['save_continue']) ? 'save_continue' : 'submit'; Chris@0: // Only add the submit handler on the submit button if the #submit property Chris@0: // is already available, otherwise this breaks the form submit function. Chris@0: if (isset($form['actions'][$submit_name]['#submit'])) { Chris@0: $form['actions'][$submit_name]['#submit'][] = 'content_translation_language_configuration_element_submit'; Chris@0: } Chris@0: else { Chris@0: $form['#submit'][] = 'content_translation_language_configuration_element_submit'; Chris@0: } Chris@0: } Chris@0: return $element; Chris@0: } Chris@0: Chris@0: /** Chris@0: * Form validation handler for element added with content_translation_language_configuration_element_process(). Chris@0: * Chris@0: * Checks whether translation can be enabled: if language is set to one of the Chris@0: * special languages and language selector is not hidden, translation cannot be Chris@0: * enabled. Chris@0: * Chris@0: * @see content_translation_language_configuration_element_submit() Chris@0: */ Chris@0: function content_translation_language_configuration_element_validate($element, FormStateInterface $form_state, array $form) { Chris@0: $key = $form_state->get(['content_translation', 'key']); Chris@0: $values = $form_state->getValue($key); Chris@0: if (!$values['language_alterable'] && $values['content_translation'] && \Drupal::languageManager()->isLanguageLocked($values['langcode'])) { Chris@0: foreach (\Drupal::languageManager()->getLanguages(LanguageInterface::STATE_LOCKED) as $language) { Chris@0: $locked_languages[] = $language->getName(); Chris@0: } Chris@0: // @todo Set the correct form element name as soon as the element parents Chris@0: // are correctly set. We should be using NestedArray::getValue() but for Chris@0: // now we cannot. Chris@0: $form_state->setErrorByName('', t('"Show language selector" is not compatible with translating content that has default language: %choice. Either do not hide the language selector or pick a specific language.', ['%choice' => $locked_languages[$values['langcode']]])); Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Form submission handler for element added with content_translation_language_configuration_element_process(). Chris@0: * Chris@0: * Stores the content translation settings. Chris@0: * Chris@0: * @see content_translation_language_configuration_element_validate() Chris@0: */ Chris@0: function content_translation_language_configuration_element_submit(array $form, FormStateInterface $form_state) { Chris@0: $key = $form_state->get(['content_translation', 'key']); Chris@0: $context = $form_state->get(['language', $key]); Chris@0: $enabled = $form_state->getValue([$key, 'content_translation']); Chris@0: Chris@0: if (\Drupal::service('content_translation.manager')->isEnabled($context['entity_type'], $context['bundle']) != $enabled) { Chris@0: \Drupal::service('content_translation.manager')->setEnabled($context['entity_type'], $context['bundle'], $enabled); Chris@18: \Drupal::entityTypeManager()->clearCachedDefinitions(); Chris@0: \Drupal::service('router.builder')->setRebuildNeeded(); Chris@0: } Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_form_FORM_ID_alter() for language_content_settings_form(). Chris@0: */ Chris@0: function content_translation_form_language_content_settings_form_alter(array &$form, FormStateInterface $form_state) { Chris@0: module_load_include('inc', 'content_translation', 'content_translation.admin'); Chris@0: _content_translation_form_language_content_settings_form_alter($form, $form_state); Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_preprocess_HOOK() for language-content-settings-table.html.twig. Chris@0: */ Chris@0: function content_translation_preprocess_language_content_settings_table(&$variables) { Chris@0: module_load_include('inc', 'content_translation', 'content_translation.admin'); Chris@0: _content_translation_preprocess_language_content_settings_table($variables); Chris@0: } Chris@0: Chris@0: /** Chris@0: * Implements hook_page_attachments(). Chris@0: */ Chris@0: function content_translation_page_attachments(&$page) { Chris@0: $route_match = \Drupal::routeMatch(); Chris@0: Chris@0: // If the current route has no parameters, return. Chris@0: if (!($route = $route_match->getRouteObject()) || !($parameters = $route->getOption('parameters'))) { Chris@0: return; Chris@0: } Chris@0: Chris@0: // Determine if the current route represents an entity. Chris@0: foreach ($parameters as $name => $options) { Chris@0: if (!isset($options['type']) || strpos($options['type'], 'entity:') !== 0) { Chris@0: continue; Chris@0: } Chris@0: Chris@0: $entity = $route_match->getParameter($name); Chris@0: if ($entity instanceof ContentEntityInterface && $entity->hasLinkTemplate('canonical')) { Chris@0: // Current route represents a content entity. Build hreflang links. Chris@0: foreach ($entity->getTranslationLanguages() as $language) { Chris@0: $url = $entity->toUrl('canonical') Chris@0: ->setOption('language', $language) Chris@0: ->setAbsolute() Chris@0: ->toString(); Chris@0: $page['#attached']['html_head_link'][] = [ Chris@0: [ Chris@0: 'rel' => 'alternate', Chris@0: 'hreflang' => $language->getId(), Chris@0: 'href' => $url, Chris@0: ], Chris@0: TRUE, Chris@0: ]; Chris@0: } Chris@0: } Chris@0: // Since entity was found, no need to iterate further. Chris@0: return; Chris@0: } Chris@0: }