function field_update_8003

Populate the new 'auto_create_bundle' setting for entity reference fields.

File

core/modules/field/field.install, line 77

Code

function field_update_8003() {
    $config = \Drupal::configFactory();
    
    /** @var \Drupal\Core\Field\FieldTypePluginManager $field_type_manager */
    $field_type_manager = \Drupal::service('plugin.manager.field.field_type');
    // Iterate over all fields.
    foreach ($config->listAll('field.field.') as $field_id) {
        $field = $config->getEditable($field_id);
        $class = $field_type_manager->getPluginClass($field->get('field_type'));
        // Deal only with entity reference fields and descendants.
        if ($class == EntityReferenceItem::class || is_subclass_of($class, EntityReferenceItem::class)) {
            $handler_settings = $field->get('settings.handler_settings');
            if (is_array($handler_settings) && !empty($handler_settings['auto_create'])) {
                // If the field can reference multiple bundles, pick the first one
                // available in order to replicate the previous behavior.
                if (is_array($handler_settings['target_bundles']) && count($handler_settings['target_bundles']) > 1) {
                    $handler_settings['auto_create_bundle'] = reset($handler_settings['target_bundles']);
                }
                elseif (!$handler_settings['target_bundles']) {
                    $handler_settings['auto_create'] = FALSE;
                    $handler_settings['auto_create_bundle'] = NULL;
                }
            }
            $field->set('settings.handler_settings', $handler_settings)
                ->save(TRUE);
        }
    }
}