public function buildView(FormView $view, FormInterface $form, array $options)
{
$items = array();
if (count($options['items'])) {
foreach ($options['items'] as $item) {
$definition = $this->resolver->getDefinition($item);
$items[] = array('type' => $definition->getName(), 'label' => $definition->getLabel(), 'translationDomain' => $definition->getTranslationDomain());
}
} else {
foreach ($this->resolver->getItems() as $item) {
$items[] = array('type' => $item->getName(), 'label' => $item->getLabel(), 'translationDomain' => $item->getTranslationDomain());
}
}
$view->vars['items'] = $items;
}
/**
* Extend item type if model class differs from parent class
*
* @param LoadClassMetadataEventArgs $eventArgs
*/
public function loadClassMetadata(LoadClassMetadataEventArgs $eventArgs)
{
/** @var ClassMetadata $metadata */
$metadata = $eventArgs->getClassMetadata();
try {
$type = $this->resolver->getTypeByParent($metadata->getName());
$definition = $this->resolver->getDefinition($type);
if ($definition->getParent() !== null && $definition->getModel() !== $definition->getParent()) {
$metadata->setInheritanceType(ClassMetadata::INHERITANCE_TYPE_SINGLE_TABLE);
$metadata->setDiscriminatorColumn(['name' => 'discr', 'type' => 'string', 'length' => 6]);
$metadata->addDiscriminatorMapClass('target', $definition->getParent());
$metadata->addDiscriminatorMapClass('extend', $definition->getModel());
}
} catch (NoTypeFoundException $e) {
// no match type, so nothing to do here
}
}
