/**
* Remove form submit callback.
*
* The row is identified by #ief_row_delta stored on the triggering
* element.
* This isn't an #element_validate callback to avoid processing the
* remove form when the main form is submitted.
*
* @param $form
* The complete parent form.
* @param $form_state
* The form state of the parent form.
*/
public static function submitConfirmRemove($form, FormStateInterface $form_state)
{
$element = inline_entity_form_get_element($form, $form_state);
$delta = $form_state->getTriggeringElement()['#ief_row_delta'];
/** @var \Drupal\Core\Field\FieldDefinitionInterface $instance */
$instance = $form_state->get(['inline_entity_form', $element['#ief_id'], 'instance']);
/** @var \Drupal\Core\Entity\EntityInterface $entity */
$entity = $element['entities'][$delta]['form']['#entity'];
$entity_id = $entity->id();
$widget = \Drupal::entityManager()->getStorage('entity_form_display')->load($instance->getTargetEntityTypeId() . '.' . $instance->getTargetBundle() . '.default')->getComponent($instance->getName());
$form_values = NestedArray::getValue($form_state->getValues(), $element['entities'][$delta]['form']['#parents']);
$form_state->setRebuild();
// This entity hasn't been saved yet, we can just unlink it.
if (empty($entity_id) || $widget['settings']['allow_existing'] && empty($form_values['delete'])) {
$form_state->set(['inline_entity_form', $element['#ief_id'], 'entities', $delta], NULL);
} else {
$delete = $form_state->get(['inline_entity_form', $element['#ief_id'], 'delete']);
$delete['delete'][] = $entity_id;
$form_state->set(['inline_entity_form', $element['#ief_id'], 'delete'], $delete);
$form_state->set(['inline_entity_form', $element['#ief_id'], 'entities', $delta], NULL);
}
}
/**
* Button #submit callback: Closes all open child forms in the IEF widget.
*
* Used to ensure that forms in nested IEF widgets are properly closed
* when a parent IEF's form gets submitted or cancelled.
*
* @param $form
* The IEF Form element.
* @param FormStateInterface $form_state
* The form state of the parent form.
*/
public static function closeChildForms($form, FormStateInterface &$form_state) {
$element = inline_entity_form_get_element($form, $form_state);
inline_entity_form_close_all_forms($element, $form_state);
}
