<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Validator;
use Traversable;
use Zend\Stdlib\ArrayUtils;
class CreditCard extends AbstractValidator
{
/**
* Detected CCI list
*
* @var string
*/
const ALL = 'All';
const AMERICAN_EXPRESS = 'American_Express';
const UNIONPAY = 'Unionpay';
const DINERS_CLUB = 'Diners_Club';
const DINERS_CLUB_US = 'Diners_Club_US';
const DISCOVER = 'Discover';
const JCB = 'JCB';
const LASER = 'Laser';
const MAESTRO = 'Maestro';
const MASTERCARD = 'Mastercard';
const SOLO = 'Solo';
const VISA = 'Visa';
const CHECKSUM = 'creditcardChecksum';
const CONTENT = 'creditcardContent';
const INVALID = 'creditcardInvalid';
const LENGTH = 'creditcardLength';
const PREFIX = 'creditcardPrefix';
const SERVICE = 'creditcardService';
const SERVICEFAILURE = 'creditcardServiceFailure';
/**
* Validation failure message template definitions
*
* @var array
*/
protected $messageTemplates = array(
self::CHECKSUM => "The input seems to contain an invalid checksum",
self::CONTENT => "The input must contain only digits",
self::INVALID => "Invalid type given. String expected",
self::LENGTH => "The input contains an invalid amount of digits",
self::PREFIX => "The input is not from an allowed institute",
self::SERVICE => "The input seems to be an invalid credit card number",
self::SERVICEFAILURE => "An exception has been raised while validating the input",
);
/**
* List of CCV names
*
* @var array
*/
protected $cardName = array(
0 => self::AMERICAN_EXPRESS,
1 => self::DINERS_CLUB,
2 => self::DINERS_CLUB_US,
3 => self::DISCOVER,
4 => self::JCB,
5 => self::LASER,
6 => self::MAESTRO,
7 => self::MASTERCARD,
8 => self::SOLO,
9 => self::UNIONPAY,
10 => self::VISA,
);
/**
* List of allowed CCV lengths
*
* @var array
*/
protected $cardLength = array(
self::AMERICAN_EXPRESS => array(15),
self::DINERS_CLUB => array(14),
self::DINERS_CLUB_US => array(16),
self::DISCOVER => array(16),
self::JCB => array(16),
self::LASER => array(16, 17, 18, 19),
self::MAESTRO => array(12, 13, 14, 15, 16, 17, 18, 19),
self::MASTERCARD => array(16),
self::SOLO => array(16, 18, 19),
self::UNIONPAY => array(16, 17, 18, 19),
self::VISA => array(16),
);
/**
* List of accepted CCV provider tags
*
* @var array
*/
protected $cardType = array(
self::AMERICAN_EXPRESS => array('34', '37'),
self::DINERS_CLUB => array('300', '301', '302', '303', '304', '305', '36'),
self::DINERS_CLUB_US => array('54', '55'),
self::DISCOVER => array('6011', '622126', '622127', '622128', '622129', '62213',
'62214', '62215', '62216', '62217', '62218', '62219',
'6222', '6223', '6224', '6225', '6226', '6227', '6228',
'62290', '62291', '622920', '622921', '622922', '622923',
'622924', '622925', '644', '645', '646', '647', '648',
'649', '65'),
self::JCB => array('3528', '3529', '353', '354', '355', '356', '357', '358'),
self::LASER => array('6304', '6706', '6771', '6709'),
self::MAESTRO => array('5018', '5020', '5038', '6304', '6759', '6761', '6762', '6763',
'6764', '6765', '6766'),
self::MASTERCARD => array('51', '52', '53', '54', '55'),
self::SOLO => array('6334', '6767'),
self::UNIONPAY => array('622126', '622127', '622128', '622129', '62213', '62214',
'62215', '62216', '62217', '62218', '62219', '6222', '6223',
'6224', '6225', '6226', '6227', '6228', '62290', '62291',
'622920', '622921', '622922', '622923', '622924', '622925'),
self::VISA => array('4'),
);
/**
* Options for this validator
*
* @var array
*/
protected $options = array(
'service' => null, // Service callback for additional validation
'type' => array(), // CCIs which are accepted by validation
);
/**
* Constructor
*
* @param string|array|Traversable $options OPTIONAL Type of CCI to allow
*/
public function __construct($options = array())
{
if ($options instanceof Traversable) {
$options = ArrayUtils::iteratorToArray($options);
} elseif (!is_array($options)) {
$options = func_get_args();
$temp['type'] = array_shift($options);
if (!empty($options)) {
$temp['service'] = array_shift($options);
}
$options = $temp;
}
if (!array_key_exists('type', $options)) {
$options['type'] = self::ALL;
}
$this->setType($options['type']);
unset($options['type']);
if (array_key_exists('service', $options)) {
$this->setService($options['service']);
unset($options['service']);
}
parent::__construct($options);
}
/**
* Returns a list of accepted CCIs
*
* @return array
*/
public function getType()
{
return $this->options['type'];
}
/**
* Sets CCIs which are accepted by validation
*
* @param string|array $type Type to allow for validation
* @return CreditCard Provides a fluid interface
*/
public function setType($type)
{
$this->options['type'] = array();
return $this->addType($type);
}
/**
* Adds a CCI to be accepted by validation
*
* @param string|array $type Type to allow for validation
* @return CreditCard Provides a fluid interface
*/
public function addType($type)
{
if (is_string($type)) {
$type = array($type);
}
foreach ($type as $typ) {
if (defined('self::' . strtoupper($typ)) && !in_array($typ, $this->options['type'])) {
$this->options['type'][] = $typ;
}
if (($typ == self::ALL)) {
$this->options['type'] = array_keys($this->cardLength);
}
}
return $this;
}
/**
* Returns the actual set service
*
* @return callable
*/
public function getService()
{
return $this->options['service'];
}
/**
* Sets a new callback for service validation
*
* @param callable $service
* @return CreditCard
* @throws Exception\InvalidArgumentException on invalid service callback
*/
public function setService($service)
{
if (!is_callable($service)) {
throw new Exception\InvalidArgumentException('Invalid callback given');
}
$this->options['service'] = $service;
return $this;
}
/**
* Returns true if and only if $value follows the Luhn algorithm (mod-10 checksum)
*
* @param string $value
* @return bool
*/
public function isValid($value)
{
$this->setValue($value);
if (!is_string($value)) {
$this->error(self::INVALID, $value);
return false;
}
if (!ctype_digit($value)) {
$this->error(self::CONTENT, $value);
return false;
}
$length = strlen($value);
$types = $this->getType();
$foundp = false;
$foundl = false;
foreach ($types as $type) {
foreach ($this->cardType[$type] as $prefix) {
if (substr($value, 0, strlen($prefix)) == $prefix) {
$foundp = true;
if (in_array($length, $this->cardLength[$type])) {
$foundl = true;
break 2;
}
}
}
}
if ($foundp == false) {
$this->error(self::PREFIX, $value);
return false;
}
if ($foundl == false) {
$this->error(self::LENGTH, $value);
return false;
}
$sum = 0;
$weight = 2;
for ($i = $length - 2; $i >= 0; $i--) {
$digit = $weight * $value[$i];
$sum += floor($digit / 10) + $digit % 10;
$weight = $weight % 2 + 1;
}
if ((10 - $sum % 10) % 10 != $value[$length - 1]) {
$this->error(self::CHECKSUM, $value);
return false;
}
$service = $this->getService();
if (!empty($service)) {
try {
$callback = new Callback($service);
$callback->setOptions($this->getType());
if (!$callback->isValid($value)) {
$this->error(self::SERVICE, $value);
return false;
}
} catch (\Exception $e) {
$this->error(self::SERVICEFAILURE, $value);
return false;
}
}
return true;
}
}