/**
* Listener for the {@link FormEvents::POST_SUBMIT} event.
*
* @param FormEvent $event The event object
*/
public function postSubmit(FormEvent $event)
{
if ($event->getForm()->isRoot()) {
// Collect the submitted data of each form
$this->dataCollector->collectSubmittedData($event->getForm());
// Assemble a form tree
// This is done again after the view is built, but we need it here as the view is not always created.
$this->dataCollector->buildPreliminaryFormTree($event->getForm());
}
}
/**
* Listener for the {@link FormEvents::POST_SUBMIT} event.
*
* @param FormEvent $event The event object
*/
public function postSubmit(FormEvent $event)
{
if ($event->getForm()->isRoot()) {
// Collect the submitted data of each form
$this->dataCollector->collectSubmittedData($event->getForm());
// Assemble a form tree
// This is done again in collectViewVariables(), but that method
// is not guaranteed to be called (i.e. when no view is created)
$this->dataCollector->buildPreliminaryFormTree($event->getForm());
}
}
/**
* {@inheritdoc}
*/
public function finishView(FormView $view, FormInterface $form, array $options)
{
$this->proxiedType->finishView($view, $form, $options);
// Remember which view belongs to which form instance, so that we can
// get the collected data for a view when its form instance is not
// available (e.g. CSRF token)
$this->dataCollector->associateFormWithView($form, $view);
// Since the CSRF token is only present in the FormView tree, we also
// need to check the FormView tree instead of calling isRoot() on the
// FormInterface tree
if (null === $view->parent) {
$this->dataCollector->collectViewVariables($view);
// Re-assemble data, in case FormView instances were added, for
// which no FormInterface instances were present (e.g. CSRF token).
// Since finishView() is called after finishing the views of all
// children, we can safely assume that information has been
// collected about the complete form tree.
$this->dataCollector->buildFinalFormTree($form, $view);
}
}