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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);
}
}
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