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<?php
declare(strict_types=1);
namespace Setono\SyliusStockMovementPlugin\Form\DataTransformer;
use const PREG_SPLIT_NO_EMPTY;
use Safe\Exceptions\PcreException;
use Safe\Exceptions\StringsException;
use function Safe\preg_split;
use function Safe\sprintf;
use Symfony\Component\Form\DataTransformerInterface;
use Symfony\Component\Form\Exception\TransformationFailedException;
final class EmailsToArrayTransformer implements DataTransformerInterface
{
/**
* Transforms an array of emails into a string like '[email protected],[email protected]'
*/
public function transform($arr): string
if (!is_array($arr)) {
return '';
}
return implode(',', $arr);
* Transforms a string of emails into an array of emails
*
* @throws StringsException
* @throws TransformationFailedException
public function reverseTransform($str): array
if (null === $str || '' === $str || !is_string($str)) {
return [];
try {
return preg_split('/[ ,]+/', $str, -1, PREG_SPLIT_NO_EMPTY);
} catch (PcreException $e) {
throw new TransformationFailedException(sprintf('It was not possible to convert the string "%s" to an array of emails', $str), 0, $e);
Setono /
SyliusStockMovementPlugin
