/**
* Build all necessary things for child form (form state, etc.).
*
* @param \Drupal\Core\Entity\EntityFormInterface $controller
* Entity form controller for child form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* Parent form state object.
* @param \Drupal\Core\Entity\EntityInterface $entity
* Entity object.
* @param string $operation
* Operation that is to be performed in inline form.
* @param array $parents
* Entity form #parents.
*
* @return \Drupal\Core\Form\FormStateInterface
* Child form state object.
*/
public static function buildChildFormState(EntityFormInterface $controller, FormStateInterface $form_state, EntityInterface $entity, $operation, $parents) {
$child_form_state = new FormState();
$child_form_state->addBuildInfo('callback_object', $controller);
$child_form_state->addBuildInfo('base_form_id', $controller->getBaseFormID());
$child_form_state->addBuildInfo('form_id', $controller->getFormID());
$child_form_state->addBuildInfo('args', array());
// Copy values to child form.
$child_form_state->setCompleteForm($form_state->getCompleteForm());
$child_form_state->setUserInput($form_state->getUserInput());
// Filter out all submitted values that are not directly relevant for this
// IEF. Otherwise they might mess things up.
$form_state_values = $form_state->getValues();
$form_state_values = static::extractArraySequence($form_state_values, $parents);
$child_form_state->setValues($form_state_values);
$child_form_state->setStorage($form_state->getStorage());
$value = \Drupal::entityTypeManager()->getStorage('entity_form_display')->load($entity->getEntityTypeId() . '.' . $entity->bundle() . '.' . $operation);
$child_form_state->set('form_display', $value);
// Since some of the submit handlers are run, redirects need to be disabled.
$child_form_state->disableRedirect();
// When a form is rebuilt after Ajax processing, its #build_id and #action
// should not change.
// @see drupal_rebuild_form()
$rebuild_info = $child_form_state->getRebuildInfo();
$rebuild_info['copy']['#build_id'] = TRUE;
$rebuild_info['copy']['#action'] = TRUE;
$child_form_state->setRebuildInfo($rebuild_info);
$child_form_state->set('inline_entity_form', $form_state->get('inline_entity_form'));
$child_form_state->set('langcode', $entity->language()->getId());
$child_form_state->set('field', $form_state->get('field'));
$child_form_state->setTriggeringElement($form_state->getTriggeringElement());
$child_form_state->setSubmitHandlers($form_state->getSubmitHandlers());
return $child_form_state;
}
/**
* Helper function for the option check test to submit a form while collecting errors.
*
* @param $form_element
* A form element to test.
* @param $edit
* An array containing post data.
*
* @return
* An array containing the processed form, the form_state and any errors.
*/
private function formSubmitHelper($form, $edit)
{
$form_id = $this->randomMachineName();
$form_state = new FormState();
$form['op'] = array('#type' => 'submit', '#value' => t('Submit'));
// The form token CSRF protection should not interfere with this test, so we
// bypass it by setting the token to FALSE.
$form['#token'] = FALSE;
$edit['form_id'] = $form_id;
// Disable page redirect for forms submitted programmatically. This is a
// solution to skip the redirect step (there are no pages, then the redirect
// isn't possible).
$form_state->disableRedirect();
$form_state->setUserInput($edit);
$form_state->setFormObject(new StubForm($form_id, $form));
\Drupal::formBuilder()->prepareForm($form_id, $form, $form_state);
\Drupal::formBuilder()->processForm($form_id, $form, $form_state);
$errors = $form_state->getErrors();
// Clear errors and messages.
drupal_get_messages();
$form_state->clearErrors();
// Return the processed form together with form_state and errors
// to allow the caller lowlevel access to the form.
return array($form, $form_state, $errors);
}
/**
* Build all necessary things for child form (form state, etc.).
*
* @param \Drupal\Core\Entity\EntityFormInterface $controller
* Entity form controller for child form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* Parent form state object.
* @param \Drupal\Core\Entity\EntityInterface $entity
* Entity object.
* @param string $operation
* Operation that is to be performed in inline form.
*
* @return \Drupal\Core\Form\FormStateInterface
* Child form state object.
*/
public static function buildChildFormState(EntityFormInterface $controller, FormStateInterface $form_state, EntityInterface $entity, $operation)
{
$child_form_state = new FormState();
$child_form_state->addBuildInfo('callback_object', $controller);
$child_form_state->addBuildInfo('base_form_id', $controller->getBaseFormID());
$child_form_state->addBuildInfo('form_id', $controller->getFormID());
$child_form_state->addBuildInfo('args', array());
// Copy values to child form.
$child_form_state->setUserInput($form_state->getUserInput());
$child_form_state->setValues($form_state->getValues());
$child_form_state->setStorage($form_state->getStorage());
$child_form_state->set('form_display', entity_get_form_display($entity->getEntityTypeId(), $entity->bundle(), $operation));
// Since some of the submit handlers are run, redirects need to be disabled.
$child_form_state->disableRedirect();
// When a form is rebuilt after Ajax processing, its #build_id and #action
// should not change.
// @see drupal_rebuild_form()
$rebuild_info = $child_form_state->getRebuildInfo();
$rebuild_info['copy']['#build_id'] = TRUE;
$rebuild_info['copy']['#action'] = TRUE;
$child_form_state->setRebuildInfo($rebuild_info);
$child_form_state->set('inline_entity_form', $form_state->get('inline_entity_form'));
$child_form_state->set('langcode', $entity->language()->getId());
$child_form_state->set('field', $form_state->get('field'));
$child_form_state->setTriggeringElement($form_state->getTriggeringElement());
$child_form_state->setSubmitHandlers($form_state->getSubmitHandlers());
return $child_form_state;
}
