Laravel Validator Rules - Credit Card

This rule will validate that a given credit card number, expiration date or cvc is valid.

Installation

composer require chapdel/credit-card

Usage

As FormRequest

<?php

namespace App\Http\Requests;

use LVR\CreditCard\CardCvc;
use LVR\CreditCard\CardNumber;
use LVR\CreditCard\CardExpirationYear;
use LVR\CreditCard\CardExpirationMonth;
use Illuminate\Foundation\Http\FormRequest;

class CreditCardRequest extends FormRequest
{
    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     */
    public function rules()
    {
        return [
            'card_number' => ['required', new CardNumber],
            'expiration_year' => ['required', new CardExpirationYear($this->get('expiration_month'))],
            'expiration_month' => ['required', new CardExpirationMonth($this->get('expiration_year'))],
            'cvc' => ['required', new CardCvc($this->get('card_number'))]
        ];
    }
}

Card number

From request

$request->validate(
    ['card_number' => '37873449367100'],
    ['card_number' => new LVR\CreditCard\CardNumber]
);

Directly

(new LVR\CreditCard\Cards\Visa)
    ->setCardNumber('4012888888881881')
    ->isValidCardNumber()

Card expiration

From request

// CardExpirationYear requires card expiration month
$request->validate(
    ['expiration_year' => '2017'],
    ['expiration_year' => ['required', new LVR\CreditCard\CardExpirationYear($request->get('expiration_month'))]]
);

// CardExpirationMonth requires card expiration year
$request->validate(
    ['expiration_month' => '11'],
    ['expiration_month' => ['required', new LVR\CreditCard\CardExpirationMonth($request->get('expiration_year'))]]
);

// CardExpirationDate requires date format
$request->validate(
    ['expiration_date' => '02-18'],
    ['expiration_date' => ['required', new LVR\CreditCard\CardExpirationDate('my')]]
);

Directly

LVR\CreditCard\Cards\ExpirationDateValidator(
    $expiration_year,
    $expiration_month
)->isValid();

// Or static
LVR\CreditCard\Cards\ExpirationDateValidator::validate(
    $expiration_year,
    $expiration_month
);

Card CVC

From request

// CardCvc requires card number to determine allowed cvc length
$request->validate(
    ['cvc' => '123'],
    ['cvc' => new LVR\CreditCard\CardCvc($request->get('card_number'))]
);

Directly

LVR\CreditCard\Cards\Card::isValidCvcLength($cvc);

License

This project is licensed under an Apache 2.0 license which you can find in this LICENSE.

Feedback

If you have any feedback, comments or suggestions, please feel free to open an issue within this repository!