Respect\Validation\Rules\Pesel

Complexity

Total Complexity

5

Size/Duplication

Total Lines	24
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Test Coverage

Coverage

100%

Importance

Changes	2
Bugs	0	Features	0

1 Method

Rating	Name	Duplication	Size	Complexity
B	validate()	0	21	5

<?php

/*
 * This file is part of Respect/Validation.
 *
 * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
 *
 * For the full copyright and license information, please view the "LICENSE.md"
 * file that was distributed with this source code.
 */

namespace Respect\Validation\Rules;

class Pesel extends AbstractRule
{
    public function validate($input)
    {
        if (!is_numeric($input)
            || !filter_var($input, FILTER_VALIDATE_INT)
            || strlen($input) != 11) {
            return false;
        }

        $weights = [1, 3, 7, 9, 1, 3, 7, 9, 1, 3];

        $targetControlNumber = $input[10];
        $calculateControlNumber = 0;

        for ($i = 0; $i < 10; $i++) {
            $calculateControlNumber += $input[$i] * $weights[$i];
        }

        $calculateControlNumber = (10 - $calculateControlNumber % 10) % 10;

        return $targetControlNumber == $calculateControlNumber;
    }
}