PHP ContentEntityInterface::getTranslationLanguages方法代码示例

 /**
  * {@inheritdoc}
  */
 public function synchronizeFields(ContentEntityInterface $entity, $sync_langcode, $original_langcode = NULL)
 {
     $translations = $entity->getTranslationLanguages();
     $field_type_manager = \Drupal::service('plugin.manager.field.field_type');
     // If we have no information about what to sync to, if we are creating a new
     // entity, if we have no translations for the current entity and we are not
     // creating one, then there is nothing to synchronize.
     if (empty($sync_langcode) || $entity->isNew() || count($translations) < 2) {
         return;
     }
     // If the entity language is being changed there is nothing to synchronize.
     $entity_type = $entity->getEntityTypeId();
     $entity_unchanged = isset($entity->original) ? $entity->original : $this->entityManager->getStorage($entity_type)->loadUnchanged($entity->id());
     if ($entity->getUntranslated()->language()->getId() != $entity_unchanged->getUntranslated()->language()->getId()) {
         return;
     }
     /** @var \Drupal\Core\Field\FieldItemListInterface $items */
     foreach ($entity as $field_name => $items) {
         $field_definition = $items->getFieldDefinition();
         $field_type_definition = $field_type_manager->getDefinition($field_definition->getType());
         $column_groups = $field_type_definition['column_groups'];
         // Sync if the field is translatable, not empty, and the synchronization
         // setting is enabled.
         if ($field_definition instanceof ThirdPartySettingsInterface && $field_definition->isTranslatable() && !$items->isEmpty() && ($translation_sync = $field_definition->getThirdPartySetting('content_translation', 'translation_sync'))) {
             // Retrieve all the untranslatable column groups and merge them into
             // single list.
             $groups = array_keys(array_diff($translation_sync, array_filter($translation_sync)));
             if (!empty($groups)) {
                 $columns = array();
                 foreach ($groups as $group) {
                     $info = $column_groups[$group];
                     // A missing 'columns' key indicates we have a single-column group.
                     $columns = array_merge($columns, isset($info['columns']) ? $info['columns'] : array($group));
                 }
                 if (!empty($columns)) {
                     $values = array();
                     foreach ($translations as $langcode => $language) {
                         $values[$langcode] = $entity->getTranslation($langcode)->get($field_name)->getValue();
                     }
                     // If a translation is being created, the original values should be
                     // used as the unchanged items. In fact there are no unchanged items
                     // to check against.
                     $langcode = $original_langcode ?: $sync_langcode;
                     $unchanged_items = $entity_unchanged->getTranslation($langcode)->get($field_name)->getValue();
                     $this->synchronizeItems($values, $unchanged_items, $sync_langcode, array_keys($translations), $columns);
                     foreach ($translations as $langcode => $language) {
                         $entity->getTranslation($langcode)->get($field_name)->setValue($values[$langcode]);
                     }
                 }
             }
         }
     }
 }

 /**
  * Saves values of fields that use dedicated tables.
  *
  * @param \Drupal\Core\Entity\ContentEntityInterface $entity
  *   The entity.
  * @param bool $update
  *   TRUE if the entity is being updated, FALSE if it is being inserted.
  * @param string[] $names
  *   (optional) The names of the fields to be stored. Defaults to all the
  *   available fields.
  */
 protected function saveToDedicatedTables(ContentEntityInterface $entity, $update = TRUE, $names = array())
 {
     $vid = $entity->getRevisionId();
     $id = $entity->id();
     $bundle = $entity->bundle();
     $entity_type = $entity->getEntityTypeId();
     $default_langcode = $entity->getUntranslated()->language()->getId();
     $translation_langcodes = array_keys($entity->getTranslationLanguages());
     $table_mapping = $this->getTableMapping();
     if (!isset($vid)) {
         $vid = $id;
     }
     $original = !empty($entity->original) ? $entity->original : NULL;
     // Determine which fields should be actually stored.
     $definitions = $this->entityManager->getFieldDefinitions($entity_type, $bundle);
     if ($names) {
         $definitions = array_intersect_key($definitions, array_flip($names));
     }
     foreach ($definitions as $field_name => $field_definition) {
         $storage_definition = $field_definition->getFieldStorageDefinition();
         if (!$table_mapping->requiresDedicatedTableStorage($storage_definition)) {
             continue;
         }
         // When updating an existing revision, keep the existing records if the
         // field values did not change.
         if (!$entity->isNewRevision() && $original && !$this->hasFieldValueChanged($field_definition, $entity, $original)) {
             continue;
         }
         $table_name = $table_mapping->getDedicatedDataTableName($storage_definition);
         $revision_name = $table_mapping->getDedicatedRevisionTableName($storage_definition);
         // Delete and insert, rather than update, in case a value was added.
         if ($update) {
             // Only overwrite the field's base table if saving the default revision
             // of an entity.
             if ($entity->isDefaultRevision()) {
                 $this->database->delete($table_name)->condition('entity_id', $id)->execute();
             }
             if ($this->entityType->isRevisionable()) {
                 $this->database->delete($revision_name)->condition('entity_id', $id)->condition('revision_id', $vid)->execute();
             }
         }
         // Prepare the multi-insert query.
         $do_insert = FALSE;
         $columns = array('entity_id', 'revision_id', 'bundle', 'delta', 'langcode');
         foreach ($storage_definition->getColumns() as $column => $attributes) {
             $columns[] = $table_mapping->getFieldColumnName($storage_definition, $column);
         }
         $query = $this->database->insert($table_name)->fields($columns);
         if ($this->entityType->isRevisionable()) {
             $revision_query = $this->database->insert($revision_name)->fields($columns);
         }
         $langcodes = $field_definition->isTranslatable() ? $translation_langcodes : array($default_langcode);
         foreach ($langcodes as $langcode) {
             $delta_count = 0;
             $items = $entity->getTranslation($langcode)->get($field_name);
             $items->filterEmptyItems();
             foreach ($items as $delta => $item) {
                 // We now know we have something to insert.
                 $do_insert = TRUE;
                 $record = array('entity_id' => $id, 'revision_id' => $vid, 'bundle' => $bundle, 'delta' => $delta, 'langcode' => $langcode);
                 foreach ($storage_definition->getColumns() as $column => $attributes) {
                     $column_name = $table_mapping->getFieldColumnName($storage_definition, $column);
                     // Serialize the value if specified in the column schema.
                     $record[$column_name] = !empty($attributes['serialize']) ? serialize($item->{$column}) : $item->{$column};
                 }
                 $query->values($record);
                 if ($this->entityType->isRevisionable()) {
                     $revision_query->values($record);
                 }
                 if ($storage_definition->getCardinality() != FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED && ++$delta_count == $storage_definition->getCardinality()) {
                     break;
                 }
             }
         }
         // Execute the query if we have values to insert.
         if ($do_insert) {
             // Only overwrite the field's base table if saving the default revision
             // of an entity.
             if ($entity->isDefaultRevision()) {
                 $query->execute();
             }
             if ($this->entityType->isRevisionable()) {
                 $revision_query->execute();
             }
         }
     }
 }

 /**
  * Populates the affected flag for all the revision translations.
  *
  * @param \Drupal\Core\Entity\ContentEntityInterface $entity
  *   An entity object being saved.
  */
 protected function populateAffectedRevisionTranslations(ContentEntityInterface $entity)
 {
     if ($this->entityType->isTranslatable() && $this->entityType->isRevisionable()) {
         $languages = $entity->getTranslationLanguages();
         foreach ($languages as $langcode => $language) {
             $translation = $entity->getTranslation($langcode);
             // Avoid populating the value if it was already manually set.
             $affected = $translation->isRevisionTranslationAffected();
             if (!isset($affected) && $translation->hasTranslationChanges()) {
                 $translation->setRevisionTranslationAffected(TRUE);
             }
         }
     }
 }

 /**
  * Invokes a method on the Field objects within an entity.
  *
  * @param string $method
  *   The method name.
  * @param \Drupal\Core\Entity\ContentEntityInterface $entity
  *   The entity object.
  */
 protected function invokeFieldMethod($method, ContentEntityInterface $entity)
 {
     foreach (array_keys($entity->getTranslationLanguages()) as $langcode) {
         $translation = $entity->getTranslation($langcode);
         foreach ($translation->getFields() as $field) {
             $field->{$method}();
         }
     }
 }

 /**
  * Builds a table row for overview form.
  *
  * @param array ContentEntityInterface $entity
  *   Data needed to build the list row.
  * @param array $bundles
  *   The array of bundles.
  *
  * @return array
  */
 public function overviewRow(ContentEntityInterface $entity, array $bundles)
 {
     $label = $entity->label() ?: $this->t('@type: @id', array('@type' => $entity->getEntityTypeId(), '@id' => $entity->id()));
     // Get existing translations and current job items for the entity
     // to determine translation statuses
     $translations = $entity->getTranslationLanguages();
     $source_lang = $entity->language()->getId();
     $current_job_items = tmgmt_job_item_load_latest('content', $entity->getEntityTypeId(), $entity->id(), $source_lang);
     $row = array('id' => $entity->id(), 'title' => $entity->hasLinkTemplate('canonical') ? $entity->toLink($label, 'canonical')->toString() : ($entity->label() ?: $entity->id()));
     if (count($bundles) > 1) {
         $row['bundle'] = isset($bundles[$entity->bundle()]) ? $bundles[$entity->bundle()] : t('Unknown');
     }
     // Load entity translation specific data.
     $manager = \Drupal::service('content_translation.manager');
     foreach (\Drupal::languageManager()->getLanguages() as $langcode => $language) {
         $translation_status = 'current';
         if ($langcode == $source_lang) {
             $translation_status = 'original';
         } elseif (!isset($translations[$langcode])) {
             $translation_status = 'missing';
         } elseif ($translation = $entity->getTranslation($langcode)) {
             $metadata = $manager->getTranslationMetadata($translation);
             if ($metadata->isOutdated()) {
                 $translation_status = 'outofdate';
             }
         }
         $build = $this->buildTranslationStatus($translation_status, isset($current_job_items[$langcode]) ? $current_job_items[$langcode] : NULL);
         $row['langcode-' . $langcode] = ['data' => \Drupal::service('renderer')->render($build), 'class' => array('langstatus-' . $langcode)];
     }
     return $row;
 }

 /**
  * Checks whether the field values changed compared to the original entity.
  *
  * @param \Drupal\Core\Field\FieldDefinitionInterface $field_definition
  *   Field definition of field to compare for changes.
  * @param \Drupal\Core\Entity\ContentEntityInterface $entity
  *   Entity to check for field changes.
  * @param \Drupal\Core\Entity\ContentEntityInterface $original
  *   Original entity to compare against.
  *
  * @return bool
  *   True if the field value changed from the original entity.
  */
 protected function hasFieldValueChanged(FieldDefinitionInterface $field_definition, ContentEntityInterface $entity, ContentEntityInterface $original)
 {
     $field_name = $field_definition->getName();
     $langcodes = array_keys($entity->getTranslationLanguages());
     if ($langcodes !== array_keys($original->getTranslationLanguages())) {
         // If the list of langcodes has changed, we need to save.
         return TRUE;
     }
     foreach ($langcodes as $langcode) {
         $items = $entity->getTranslation($langcode)->get($field_name)->filterEmptyItems();
         $original_items = $original->getTranslation($langcode)->get($field_name)->filterEmptyItems();
         // If the field items are not equal, we need to save.
         if (!$items->equals($original_items)) {
             return TRUE;
         }
     }
     return FALSE;
 }