/** * {@inheritdoc} */ public function validate() { $errors = parent::validate(); // Verify that search fields are set up. $style = $this->getOption('style'); if (!isset($style['options']['search_fields'])) { $errors[] = $this->t('Display "@display" needs a selected search fields to work properly. See the settings for the Entity Reference list format.', array('@display' => $this->display['display_title'])); } else { // Verify that the search fields used actually exist. $fields = array_keys($this->handlers['field']); foreach ($style['options']['search_fields'] as $field_alias => $enabled) { if ($enabled && !in_array($field_alias, $fields)) { $errors[] = $this->t('Display "@display" uses field %field as search field, but the field is no longer present. See the settings for the Entity Reference list format.', array('@display' => $this->display['display_title'], '%field' => $field_alias)); } } } return $errors; }
/** * {@inheritdoc} */ public function buildRenderable(array $args = [], $cache = TRUE) { $build = parent::buildRenderable($args, $cache); $build['#embed'] = TRUE; return $build; }