/** * Return the relation ID for the given blog ID and term taxonomy ID. * * @param int $site_id Blog ID. * @param int $term_taxonomy_id Term taxonomy ID. * * @return string */ public function get_relation_id($site_id, $term_taxonomy_id) { $translation_ids = $this->content_relations->get_existing_translation_ids($site_id, 0, $term_taxonomy_id, 0, 'term'); if (!$translation_ids) { return ''; } $relation = reset($translation_ids); return $relation['ml_source_blogid'] . '-' . $relation['ml_source_elementid']; }