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<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Form\ChoiceList\Loader; /** * Callback choice loader optimized for Intl choice types. * * @author Jules Pietri <jules@heahprod.com> * @author Yonel Ceruto <yonelceruto@gmail.com> */ class IntlCallbackChoiceLoader extends CallbackChoiceLoader { /** * {@inheritdoc} */ public function loadChoicesForValues(array $values, $value = null) { // Optimize $values = array_filter($values); if (empty($values)) { return []; } return $this->loadChoiceList($value)->getChoicesForValues($values); } /** * {@inheritdoc} */ public function loadValuesForChoices(array $choices, $value = null) { // Optimize $choices = array_filter($choices); if (empty($choices)) { return []; } // If no callable is set, choices are the same as values if (null === $value) { return $choices; } return $this->loadChoiceList($value)->getValuesForChoices($choices); } }