/**
* {@inheritdoc}
*
* @throws AccessException
* @throws UndefinedOptionsException
*/
public function configureOptions(OptionsResolver $resolver)
{
parent::configureOptions($resolver);
$choiceNormalizer = function (OptionsResolver $options, $value) {
return $value === null && $options['autocomplete'] ? [] : $value;
};
$emNormalizer = function (Options $options, $em) {
//support for sonata model type
if (null === $em && !empty($options['model_manager']) && !empty($options['class'])) {
$em = $options['model_manager']->getEntityManager($options['class']);
}
return $em;
};
$queryBuilderNormalizer = function (Options $options, $queryBuilder) {
if (is_callable($queryBuilder) && !empty($options['em'])) {
$queryBuilder = call_user_func($queryBuilder, $options['em']->getRepository($options['class']));
}
return $queryBuilder;
};
// Set the "id_reader" option via the normalizer. This option is not
// supposed to be set by the user.
$idReaderNormalizer = function (Options $options, $idReader) {
if (empty($options['em']) || $idReader instanceof IdReader) {
return $idReader;
}
$hash = CachingFactoryDecorator::generateHash(array($options['em'], $options['class']));
if (!isset($this->idReaders[$hash])) {
$classMetadata = $options['em']->getClassMetadata($options['class']);
$this->idReaders[$hash] = new IdReader($options['em'], $classMetadata);
}
return $this->idReaders[$hash];
};
//this option is used internally to know when the autocomplete
//has been initialized in the pre-submit data
$resolver->setDefault('_autocomplete_submitted', false);
$resolver->setDefault('em', null);
$resolver->setDefault('id_reader', null);
// internal
$resolver->setAllowedTypes('em', ['null', 'Doctrine\\ORM\\EntityManager']);
$resolver->setNormalizer('em', $emNormalizer);
$resolver->setNormalizer('query_builder', $queryBuilderNormalizer);
$resolver->setNormalizer('id_reader', $idReaderNormalizer);
$resolver->setNormalizer('choices', $choiceNormalizer);
}
/**
* {@inheritdoc}
*
* @throws AccessException
* @throws UndefinedOptionsException
*/
public function configureOptions(OptionsResolver $resolver)
{
parent::configureOptions($resolver);
$resolver->setDefault('autocomplete_min_length', 1);
}
