<?php /** * @file * Install/update hook implementations. */ /** * Update referenceField config to referenceFields. */ function islandora_breadcrumbs_update_8001() { $config_factory = \Drupal::configFactory(); $config = $config_factory->getEditable('islandora_breadcrumbs.breadcrumbs'); $config->set('referenceFields', [$config->get('referenceField')]); $config->clear('referenceField'); $config->save(); return "Updated referenceFields config."; }