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ab3732f91f
SPDX IDs are shorter than licensing notes previously used, and adhere better to FOSS standards. It is also machine-readable.
103 lines
2.6 KiB
PHP
103 lines
2.6 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 Respect\Validation\Exceptions\ComponentException;
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use function array_keys;
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use function implode;
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use function is_scalar;
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use function preg_match;
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use function preg_replace;
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use function sprintf;
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/**
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* Validates whether the input is a credit card number.
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*
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* @author Alexander Gorshkov <mazanax@yandex.ru>
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* @author Andy Snell <andysnell@gmail.com>
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* @author Henrique Moody <henriquemoody@gmail.com>
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* @author Jean Pimentel <jeanfap@gmail.com>
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* @author Nick Lombard <github@jigsoft.co.za>
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* @author William Espindola <oi@williamespindola.com.br>
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* @author Rakshit Arora <rakshit087@gmail.com>
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*/
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final class CreditCard extends AbstractRule
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{
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public const ANY = 'Any';
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public const AMERICAN_EXPRESS = 'American Express';
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public const DINERS_CLUB = 'Diners Club';
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public const DISCOVER = 'Discover';
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public const JCB = 'JCB';
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public const MASTERCARD = 'MasterCard';
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public const VISA = 'Visa';
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public const RUPAY = 'RuPay';
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private const BRAND_REGEX_LIST = [
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self::ANY => '/^[0-9]+$/',
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self::AMERICAN_EXPRESS => '/^3[47]\d{13}$/',
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self::DINERS_CLUB => '/^3(?:0[0-5]|[68]\d)\d{11}$/',
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self::DISCOVER => '/^6(?:011|5\d{2})\d{12}$/',
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self::JCB => '/^(?:2131|1800|35\d{3})\d{11}$/',
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self::MASTERCARD => '/(5[1-5]|2[2-7])\d{14}$/',
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self::VISA => '/^4\d{12}(?:\d{3})?$/',
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self::RUPAY => '/^6(?!011)(?:0[0-9]{14}|52[12][0-9]{12})$/',
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];
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/**
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* @var string
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*/
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private $brand;
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/**
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* Initializes the rule.
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*
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* @throws ComponentException
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*/
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public function __construct(string $brand = self::ANY)
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{
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if (!isset(self::BRAND_REGEX_LIST[$brand])) {
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throw new ComponentException(
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sprintf(
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'"%s" is not a valid credit card brand (Available: %s)',
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$brand,
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implode(', ', array_keys(self::BRAND_REGEX_LIST))
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)
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);
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}
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$this->brand = $brand;
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}
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/**
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* {@inheritDoc}
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*/
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public function validate($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) preg_replace('/[ .-]/', '', (string) $input);
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if (!(new Luhn())->validate($input)) {
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return false;
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}
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return preg_match(self::BRAND_REGEX_LIST[$this->brand], $input) > 0;
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}
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}
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