/**
* Builds form
*
* @param FormBuilderInterface $builder
* @param array $options
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
foreach ($this->translationsHelper->getLanguages() as $locale => $name) {
$builder->add($locale, @$options['field_type'], array_merge($options['field_options'], array('label' => $name, 'required' => $locale == $this->translationsHelper->getDefaultLocale() ? $options['required'] : false)));
}
$transformer = new TranslationFieldDataTransformer();
$transformer->setCultures(array_keys($this->translationsHelper->getLanguages()))->setField($builder->getName())->setDefaultCulture($this->translatableListener->getDefaultLocale());
// Adds transformer
$builder->addModelTransformer($transformer);
// On PreSet data - build translations
$builder->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) use($transformer) {
$form = $event->getForm();
$parentForm = $form->getParent();
if ($parentForm->getData()) {
$transformer->setObject($parentForm->getData());
}
}, -10);
// On PostSet data - persist translations
$builder->addEventListener(FormEvents::POST_SUBMIT, function (FormEvent $event) use($transformer) {
foreach ($transformer->getFieldTranslations() as $translation) {
$this->entityManager->persist($translation);
}
}, -10);
}
/**
* Gets field names
*
* @return array
*/
private function getFieldNames()
{
//helper function to generate all field names in format:
// '<locale>' => '<field>|<locale>'
$collection = array();
foreach ($this->translationsHelper->getLanguages() as $key => $locale) {
if (is_numeric($key)) {
$key = $locale;
}
foreach ($this->options['fields'] as $field) {
$collection[$key][$field] = $field . ":" . $key;
}
}
return $collection;
}
