/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state)
{
$form_values = $form_state->getValues();
$field_values = $form_values['field_storage'];
// Save field cardinality.
$cardinality = $field_values['cardinality'];
$cardinality_number = $field_values['cardinality_number'];
if ($cardinality === 'number') {
$cardinality = $cardinality_number;
}
$field_values['cardinality'] = $cardinality;
unset($field_values['container']);
// Merge incoming form values into the existing field.
$field_storage = $this->field->getFieldStorageDefinition();
foreach ($field_values as $key => $value) {
$field_storage->set($key, $value);
}
// Update the field.
try {
$field_storage->save();
drupal_set_message($this->t('Updated field %label field settings.', array('%label' => $this->field->label())));
$request = $this->getRequest();
if (($destinations = $request->query->get('destinations')) && ($next_destination = FieldUI::getNextDestination($destinations))) {
$request->query->remove('destinations');
$form_state->setRedirectUrl($next_destination);
} else {
$form_state->setRedirectUrl(FieldUI::getOverviewRouteInfo($this->field->entity_type, $this->field->bundle));
}
} catch (\Exception $e) {
drupal_set_message($this->t('Attempt to update field %label failed: %message.', array('%label' => $this->field->label(), '%message' => $e->getMessage())), 'error');
}
}
/**
* The _title_callback for the field settings form.
*
* @param \Drupal\field\FieldConfigInterface $field_config
* The field.
*
* @return string
* The label of the field.
*/
public function getTitle(FieldConfigInterface $field_config)
{
return SafeMarkup::checkPlain($field_config->label());
}
/**
* The _title_callback for the field settings form.
*
* @param \Drupal\field\FieldConfigInterface $field_config
* The field.
*
* @return string
* The label of the field.
*/
public function getTitle(FieldConfigInterface $field_config)
{
return $field_config->label();
}
