function FieldStorageConfigEditForm::form

Overrides EntityForm::form

File

core/modules/field_ui/src/Form/FieldStorageConfigEditForm.php, line 90

Class

FieldStorageConfigEditForm

Provides a form for the "field storage" edit page.

Namespace

Code

public function form(array $form, FormStateInterface $form_state) {
    $form = parent::form($form, $form_state);
    $field_label = $form_state->get('field_config')
        ->label();
    $form['#prefix'] = '<p>' . $this->t('These settings apply to the %field field everywhere it is used. Some also impact the way that data is stored and cannot be changed once data has been created.', [
        '%field' => $field_label,
    ]) . '</p>';
    // Add the cardinality sub-form.
    $form['cardinality_container'] = $this->getCardinalityForm();
    // Add settings provided by the field module. The field module is
    // responsible for not returning settings that cannot be changed if
    // the field already has data.
    $form['settings'] = [
        '#weight' => -10,
        '#tree' => TRUE,
    ];
    // Create an arbitrary entity object, so that we can have an instantiated
    // FieldItem.
    $ids = (object) [
        'entity_type' => $form_state->get('entity_type_id'),
        'bundle' => $form_state->get('bundle'),
        'entity_id' => NULL,
    ];
    $entity = _field_create_entity_from_ids($ids);
    if (!$this->entity
        ->isNew()) {
        $items = $entity->get($this->entity
            ->getName());
    }
    else {
        $field_config = $form_state->get('field_config');
        $items = $this->typedDataManager
            ->create($field_config, name: $this->entity
            ->getName(), parent: EntityAdapter::createFromEntity($entity));
    }
    $item = $items->first() ?: $items->appendItem();
    $form['settings'] += $item->storageSettingsForm($form, $form_state, $this->entity
        ->hasData());
    return $form;
}