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48405271c5The `{{name}}` placeholder could represent different things depending on
the state of the Result, and referring to it as `{{name}}` seems
arbitrary. This commit changes it to `{{subject}}`, which is much more
generic and it describes well what that placeholder can mean.
53 lines
1.1 KiB
PHP
53 lines
1.1 KiB
PHP
<?php
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/*
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* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
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* SPDX-License-Identifier: MIT
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*/
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declare(strict_types=1);
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namespace Respect\Validation\Rules;
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use Attribute;
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use Respect\Validation\Message\Template;
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use Respect\Validation\Rules\Core\Simple;
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use function ctype_digit;
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use function intval;
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use function is_scalar;
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use function mb_strlen;
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use function strval;
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/** @see https://nl.wikipedia.org/wiki/Burgerservicenummer */
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#[Attribute(Attribute::TARGET_PROPERTY | Attribute::IS_REPEATABLE)]
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#[Template(
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'{{subject}} must be a valid BSN',
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'{{subject}} must not be a valid BSN',
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)]
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final class Bsn extends Simple
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{
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public function isValid(mixed $input): bool
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{
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if (!is_scalar($input)) {
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return false;
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}
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$input = (string) $input;
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if (!ctype_digit($input)) {
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return false;
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}
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if (mb_strlen(strval($input)) !== 9) {
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return false;
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}
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$sum = -1 * intval($input[8]);
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for ($i = 9; $i > 1; --$i) {
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$sum += $i * intval($input[9 - $i]);
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}
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return $sum !== 0 && $sum % 11 === 0;
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}
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}
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