public function buildForm(FormBuilderInterface $builder, array $options)
{
$defaultRequired = true;
$constraints = array(new NotBlank());
if ($this->patch) {
$defaultRequired = false;
$constraints = array();
}
$builder->add('fields', 'collection', array('type' => new SnippetFieldType(array('patch' => $this->patch)), 'required' => $defaultRequired, 'constraints' => $constraints));
$builder->add('name', null, array('required' => $defaultRequired, 'constraints' => $constraints));
$builder->add('enabled', 'checkbox', array('required' => false));
$callback = function (FormEvent $event) {
if (null === $event->getData()) {
// check if the Form's field is empty
if (is_bool($event->getForm()->getData())) {
// check if it's a boolean
if ($event->getForm()->getData()) {
$event->setData('1');
} else {
$event->setData('0');
}
} else {
// set the data back
$event->setData($event->getForm()->getData());
}
}
};
$builder->get('name')->addEventListener(FormEvents::PRE_SUBMIT, $callback);
$builder->get('enabled')->addEventListener(FormEvents::PRE_SUBMIT, $callback);
}