<?php

namespace Faker\Provider;

use Faker\Calculator\Iban;
use Faker\Calculator\Luhn;

class Payment extends Base
{
    public static $expirationDateFormat = 'm/y';

    protected static $cardVendors = [
        'Visa', 'Visa', 'Visa', 'Visa', 'Visa',
        'MasterCard', 'MasterCard', 'MasterCard', 'MasterCard', 'MasterCard',
        'American Express', 'Discover Card', 'Visa Retired', 'JCB',
    ];

    /**
     * @var array List of card brand masks for generating valid credit card numbers
     *
     * @see https://en.wikipedia.org/wiki/Payment_card_number Reference for existing prefixes
     * @see https://www.mastercard.us/en-us/issuers/get-support/2-series-bin-expansion.html MasterCard 2017 2-Series BIN Expansion
     */
    protected static $cardParams = [
        'Visa' => [
            '4539###########',
            '4556###########',
            '4916###########',
            '4532###########',
            '4929###########',
            '40240071#######',
            '4485###########',
            '4716###########',
            '4##############',
        ],
        'Visa Retired' => [
            '4539########',
            '4556########',
            '4916########',
            '4532########',
            '4929########',
            '40240071####',
            '4485########',
            '4716########',
            '4###########',
        ],
        'MasterCard' => [
            '2221###########',
            '23#############',
            '24#############',
            '25#############',
            '26#############',
            '2720###########',
            '51#############',
            '52#############',
            '53#############',
            '54#############',
            '55#############',
        ],
        'American Express' => [
            '34############',
            '37############',
        ],
        'Discover Card' => [
            '6011###########',
        ],
        'JCB' => [
            '3528###########',
            '3589###########',
        ],
    ];

    /**
     * @var array list of IBAN formats, source: @see https://www.swift.com/standards/data-standards/iban
     */
    protected static $ibanFormats = [
        'AD' => [['n', 4],    ['n', 4],  ['c', 12]],
        'AE' => [['n', 3],    ['n', 16]],
        'AL' => [['n', 8],    ['c', 16]],
        'AT' => [['n', 5],    ['n', 11]],
        'AZ' => [['a', 4],    ['c', 20]],
        'BA' => [['n', 3],    ['n', 3],  ['n', 8],  ['n', 2]],
        'BE' => [['n', 3],    ['n', 7],  ['n', 2]],
        'BG' => [['a', 4],    ['n', 4],  ['n', 2],  ['c', 8]],
        'BH' => [['a', 4],    ['c', 14]],
        'BR' => [['n', 8],    ['n', 5],  ['n', 10], ['a', 1],  ['c', 1]],
        'CH' => [['n', 5],    ['c', 12]],
        'CR' => [['n', 4],    ['n', 14]],
        'CY' => [['n', 3],    ['n', 5],  ['c', 16]],
        'CZ' => [['n', 4],    ['n', 6],  ['n', 10]],
        'DE' => [['n', 8],    ['n', 10]],
        'DK' => [['n', 4],    ['n', 9],  ['n', 1]],
        'DO' => [['c', 4],    ['n', 20]],
        'EE' => [['n', 2],    ['n', 2],  ['n', 11], ['n', 1]],
        'EG' => [['n', 4],    ['n', 4],  ['n', 17]],
        'ES' => [['n', 4],    ['n', 4],  ['n', 1],  ['n', 1],  ['n', 10]],
        'FI' => [['n', 6],    ['n', 7],  ['n', 1]],
        'FR' => [['n', 5],    ['n', 5],  ['c', 11], ['n', 2]],
        'GB' => [['a', 4],    ['n', 6],  ['n', 8]],
        'GE' => [['a', 2],    ['n', 16]],
        'GI' => [['a', 4],    ['c', 15]],
        'GR' => [['n', 3],    ['n', 4],  ['c', 16]],
        'GT' => [['c', 4],    ['c', 20]],
        'HR' => [['n', 7],    ['n', 10]],
        'HU' => [['n', 3],    ['n', 4],  ['n', 1],  ['n', 15], ['n', 1]],
        'IE' => [['a', 4],    ['n', 6],  ['n', 8]],
        'IL' => [['n', 3],    ['n', 3],  ['n', 13]],
        'IS' => [['n', 4],    ['n', 2],  ['n', 6],  ['n', 10]],
        'IT' => [['a', 1],    ['n', 5],  ['n', 5],  ['c', 12]],
        'KW' => [['a', 4],    ['n', 22]],
        'KZ' => [['n', 3],    ['c', 13]],
        'LB' => [['n', 4],    ['c', 20]],
        'LI' => [['n', 5],    ['c', 12]],
        'LT' => [['n', 5],    ['n', 11]],
        'LU' => [['n', 3],    ['c', 13]],
        'LV' => [['a', 4],    ['c', 13]],
        'MC' => [['n', 5],    ['n', 5],  ['c', 11], ['n', 2]],
        'MD' => [['c', 2],    ['c', 18]],
        'ME' => [['n', 3],    ['n', 13], ['n', 2]],
        'MK' => [['n', 3],    ['c', 10], ['n', 2]],
        'MR' => [['n', 5],    ['n', 5],  ['n', 11], ['n', 2]],
        'MT' => [['a', 4],    ['n', 5],  ['c', 18]],
        'MU' => [['a', 4],    ['n', 2],  ['n', 2],  ['n', 12], ['n', 3],  ['a', 3]],
        'NL' => [['a', 4],    ['n', 10]],
        'NO' => [['n', 4],    ['n', 6],  ['n', 1]],
        'PK' => [['a', 4],    ['c', 16]],
        'PL' => [['n', 8],    ['n', 16]],
        'PS' => [['a', 4],    ['c', 21]],
        'PT' => [['n', 4],    ['n', 4],  ['n', 11], ['n', 2]],
        'RO' => [['a', 4],    ['c', 16]],
        'RS' => [['n', 3],    ['n', 13], ['n', 2]],
        'SA' => [['n', 2],    ['c', 18]],
        'SE' => [['n', 3],    ['n', 16], ['n', 1]],
        'SI' => [['n', 5],    ['n', 8],  ['n', 2]],
        'SK' => [['n', 4],    ['n', 6],  ['n', 10]],
        'SM' => [['a', 1],    ['n', 5],  ['n', 5],  ['c', 12]],
        'TN' => [['n', 2],    ['n', 3],  ['n', 13], ['n', 2]],
        'TR' => [['n', 5],    ['n', 1],  ['c', 16]],
        'VG' => [['a', 4],    ['n', 16]],
    ];

    /**
     * @return string Returns a credit card vendor name
     *
     * @example 'MasterCard'
     */
    public static function creditCardType()
    {
        return static::randomElement(static::$cardVendors);
    }

    /**
     * Returns the String of a credit card number.
     *
     * @param string $type      Supporting any of 'Visa', 'MasterCard', 'American Express', 'Discover' and 'JCB'
     * @param bool   $formatted Set to true if the output string should contain one separator every 4 digits
     * @param string $separator Separator string for formatting card number. Defaults to dash (-).
     *
     * @return string
     *
     * @example '4485480221084675'
     */
    public static function creditCardNumber($type = null, $formatted = false, $separator = '-')
    {
        if (null === $type) {
            $type = static::creditCardType();
        }
        $mask = static::randomElement(static::$cardParams[$type]);

        $number = static::numerify($mask);
        $number .= Luhn::computeCheckDigit($number);

        if ($formatted) {
            $p1 = substr($number, 0, 4);
            $p2 = substr($number, 4, 4);
            $p3 = substr($number, 8, 4);
            $p4 = substr($number, 12);
            $number = $p1 . $separator . $p2 . $separator . $p3 . $separator . $p4;
        }

        return $number;
    }

    /**
     * @param bool $valid True (by default) to get a valid expiration date, false to get a maybe valid date
     *
     * @return \DateTime
     *
     * @example 04/13
     */
    public function creditCardExpirationDate($valid = true)
    {
        if ($valid) {
            return $this->generator->dateTimeBetween('now', '36 months');
        }

        return $this->generator->dateTimeBetween('-36 months', '36 months');
    }

    /**
     * @param bool   $valid                True (by default) to get a valid expiration date, false to get a maybe valid date
     * @param string $expirationDateFormat
     *
     * @return string
     *
     * @example '04/13'
     */
    public function creditCardExpirationDateString($valid = true, $expirationDateFormat = null)
    {
        return $this->creditCardExpirationDate($valid)->format(null === $expirationDateFormat ? static::$expirationDateFormat : $expirationDateFormat);
    }

    /**
     * @param bool $valid True (by default) to get a valid expiration date, false to get a maybe valid date
     *
     * @return array
     */
    public function creditCardDetails($valid = true)
    {
        $type = static::creditCardType();

        return [
            'type' => $type,
            'number' => static::creditCardNumber($type),
            'name' => $this->generator->name(),
            'expirationDate' => $this->creditCardExpirationDateString($valid),
        ];
    }

    /**
     * International Bank Account Number (IBAN)
     *
     * @see http://en.wikipedia.org/wiki/International_Bank_Account_Number
     *
     * @param string $countryCode ISO 3166-1 alpha-2 country code
     * @param string $prefix      for generating bank account number of a specific bank
     * @param int    $length      total length without country code and 2 check digits
     *
     * @return string
     */
    public static function iban($countryCode = null, $prefix = '', $length = null)
    {
        $countryCode = null === $countryCode ? self::randomKey(self::$ibanFormats) : strtoupper($countryCode);

        $format = !isset(static::$ibanFormats[$countryCode]) ? null : static::$ibanFormats[$countryCode];

        if ($length === null) {
            if ($format === null) {
                $length = 24;
            } else {
                $length = 0;

                foreach ($format as $part) {
                    [$class, $groupCount] = $part;
                    $length += $groupCount;
                }
            }
        }

        if ($format === null) {
            $format = [['n', $length]];
        }

        $expandedFormat = '';

        foreach ($format as $item) {
            [$class, $length] = $item;
            $expandedFormat .= str_repeat($class, $length);
        }

        $result = $prefix;
        $expandedFormat = substr($expandedFormat, strlen($result));

        foreach (str_split($expandedFormat) as $class) {
            switch ($class) {
                default:
                case 'c':
                    $result .= Miscellaneous::boolean() ? static::randomDigit() : strtoupper(static::randomLetter());

                    break;

                case 'a':
                    $result .= strtoupper(static::randomLetter());

                    break;

                case 'n':
                    $result .= static::randomDigit();

                    break;
            }
        }

        $checksum = Iban::checksum($countryCode . '00' . $result);

        return $countryCode . $checksum . $result;
    }

    /**
     * Return the String of a SWIFT/BIC number
     *
     * @example 'RZTIAT22263'
     *
     * @see    http://en.wikipedia.org/wiki/ISO_9362
     *
     * @return string Swift/Bic number
     */
    public static function swiftBicNumber()
    {
        return self::regexify('^([A-Z]){4}([A-Z]){2}([0-9A-Z]){2}([0-9A-Z]{3})?$');
    }
}

.NET Framework

Project Request

ProjectC

Vehicle Maintenance

Movie Navigator

Customers Exchange

ATM

.NET Core

Mail Daemon

Custom

Buns of code

PHP

Mediabox

Loan Castle

Content Management

Laravel

Phone Check

Frontend

Forex Wall

Business projects

Certification Center

Amerikas Auto

Pet projects

Geolocation Assistant

Web Dynamics

Blackball

Good old times

DOS Clock

BrainOut

Airport Administrator

Atomizer

Mediabox