comment_entity_storage_load

comment_entity_storage_load($entities, $entity_type)

function comment_entity_storage_load($entities, $entity_type) {
  // Comments can only be attached to content entities, so skip others.
  if (!\Drupal::entityManager()->getDefinition($entity_type)->isSubclassOf('Drupal\Core\Entity\FieldableEntityInterface')) {
    return;
  }
  // @todo Investigate in https://www.drupal.org/node/2527866 why we need that.
  if (!\Drupal::hasService('comment.manager') || !\Drupal::service('comment.manager')->getFields($entity_type)) {
    // Do not query database when entity has no comment fields.
    return;
  }
  // Load comment information from the database and update the entity's
  // comment statistics properties, which are defined on each CommentItem field.
  $result = \Drupal::service('comment.statistics')->read($entities, $entity_type);
  foreach ($result as $record) {
    // Skip fields that entity does not have.
    if (!$entities[$record->entity_id]->hasField($record->field_name)) {
      continue;
    }
    $comment_statistics = $entities[$record->entity_id]->get($record->field_name);
    $comment_statistics->cid = $record->cid;
    $comment_statistics->last_comment_timestamp = $record->last_comment_timestamp;
    $comment_statistics->last_comment_name = $record->last_comment_name;
    $comment_statistics->last_comment_uid = $record->last_comment_uid;
    $comment_statistics->comment_count = $record->comment_count;
  }
}