33 lines
727 B
PHP
33 lines
727 B
PHP
<?php
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/*
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* This file is part of the FOSUserBundle package.
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*
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* (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace FOS\UserBundle\Util;
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class Canonicalizer implements CanonicalizerInterface
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{
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/**
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* {@inheritdoc}
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*/
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public function canonicalize($string)
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{
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if (null === $string) {
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return;
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}
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$encoding = mb_detect_encoding($string);
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$result = $encoding
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? mb_convert_case($string, MB_CASE_LOWER, $encoding)
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: mb_convert_case($string, MB_CASE_LOWER);
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return $result;
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}
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}
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