normalizer.php

См. документацию.

<?
namespace Bitrix\Sale\Location\Normalizer;

class Normalizer implements INormalizer
{
    protected $normalizers = [];

    public function __construct(array $normalizers)
    {
        foreach($normalizers as $normalizer)
        {
            $this->addNormalizer($normalizer);
        }
    }

    protected function addNormalizer(INormalizer $normalizer)
    {
        $this->normalizers[] = $normalizer;
    }

    public function normalize($string)
    {
        $result = $string;

        foreach($this->normalizers as $normalizer)
        {
            $result = $normalizer->normalize($result);
        }
 
        return $result;
    }
}