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Ben Ramey
196
_cubecart/CubeCart-4.3.0/classes/validate/validateCard.php
Executable file
196
_cubecart/CubeCart-4.3.0/classes/validate/validateCard.php
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<?php
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/*
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+--------------------------------------------------------------------------
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| CubeCart 4
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| ========================================
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| CubeCart is a registered trade mark of Devellion Limited
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| Copyright Devellion Limited 2006. All rights reserved.
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| Devellion Limited,
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| 5 Bridge Street,
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| Bishops Stortford,
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| HERTFORDSHIRE.
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| CM23 2JU
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| UNITED KINGDOM
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| http://www.devellion.com
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| UK Private Limited Company No. 5323904
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| ========================================
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| Web: http://www.cubecart.com
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| Email: info (at) cubecart (dot) com
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| License Type: CubeCart is NOT Open Source Software and Limitations Apply
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| Licence Info: http://www.cubecart.com/v4-software-license
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+--------------------------------------------------------------------------
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| validateCard.php
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| ========================================
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| Class to Validate Credit Card
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+--------------------------------------------------------------------------
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*/
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if (!defined('CC_INI_SET')) die("Access Denied");
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class validateCard {
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private $data;
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private $valid = false;
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private $issueDate = false;
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private $issueNo = false;
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public function check($cardNo, $issueNo='', $issueDate='', $issueFormat=4, $expireDate='', $expireFormat=4, $scReqd=false, $securityCode='') {
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## Card Validation RegEx
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$cardArray = array(
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'AMERICAN EXPRESS' => '#^[34|37|47]([0-9]{14}|[0-9]{13}|[0-9]{12})$#',
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'MASTERCARD' => '#^5[1-5][0-9]{14}$#',
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'VISA' => '#^4[0-9]{12}([0-9]{3})?$#',
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'AUSTRALIAN BANK CARD' => '#^5610([0-9]{12})?$#',
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'DELTA' => '#^(41373[3-7]{1}|4462[0-9]{2}|45397[8-9]{1}|454313|45443[2-5]{1}|454742|45672[5-9]{1}|45673[0-9]{1}|45674[0-5]{1}|4658[3-7]{1}[0-9]{1}|4659[0-5]{1}[0-9]{1}|4609[6-7]{1}[0-9]{1}|49218[1-2]{1}|498824)([0-9]{10})?$#',
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'DINERS' => '#^3(0[0-5]|[68][0-9])[0-9]{11}$#',
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'DISCOVER' => '#^6011[0-9]{12}$#',
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'ELECTRON' => '#^(450875|48440[6-9]{1}|4844[1-4]{1}[0-9]{1}|48445[0-5]{1}|4917[3-5]{1}[0-9]{1}|491880|5[1-5]{1})([0-9]{10}|[0-9]{14})?$#',
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'ENROUTE' => '#^(2014|2149)([0-9]{11})?$#',
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'JCB' => '#^(3[0-9]{4}|2131|1800)[0-9]{11}$#',
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'LASER' => '#^(6304|6706|6771|6709)([0-9]{12,15})$#',
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'MAESTRO' => '#^(5000[0-9]{2}|5[6-8]{1}|6[0-9]{5})([0-9]{10}|[0-9]{14})?$#',
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'SOLO' => '#^(6334[5-9]{1}[0-9]{1}|6767[0-9]{2}|3528[0-9]{2})([0-9]{10})?$#',
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'SWITCH' => '#^(49030[2-9]{1}|49033[5-9]{1}|49110[1-2]{1}|49117[4-9]{1}|49118[0-2]{1}|4936[0-9]{2}|564182|6333[1-4]{1}[0-9]{1}|6759[0-9]{2})([0-9]{10}|[0-9]{12}|[0-9]{13})?$#',
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);
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## List of cards requiring issue dates/numbers
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$issueDateArray = array(
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'MAESTRO',
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'SOLO',
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'SWITCH',
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);
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## List of card that DON'T need to be mod10'd
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$noChecksum = array(
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'AUSTRALIAN BANK CARD',
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'DELTA',
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'ELECTRON',
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'ENROUTE',
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);
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## Strip everything that isn't numeric
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$cardNo = trim(preg_replace('#[^0-9]#', '', $cardNo));
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## Assume success unless a rule is broken
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$this->data['response'] = "SUCCESS";
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## Check expire date (always required)
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$this->expireDate($expireDate,$expireFormat);
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## Check the security code
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if ($scReqd) $this->securityCode($securityCode);
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if (empty($cardNo)) {
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$this->error(6);
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} else {
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foreach ($cardArray as $type => $regex) {
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if (preg_match($regex, $cardNo)) {
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if (!in_array($type, $noChecksum) && strlen($cardNo) != 13) $this->mod10($cardNo);
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if (in_array($type, $issueDateArray) && (!$this->issueDate($issueDate,$issueFormat) || !$this->issueNo($issueNo))) $this->error(3);
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$this->data['cardType'] = $type;
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$this->valid = true;
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break;
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}
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}
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}
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if (!$this->valid) $this->error(1);
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return $this->data;
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}
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private function mod10($cardnumber) {
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$cardnumber = preg_replace("#[^0-9]#", "", $cardnumber); # strip any non-digits
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$cardlength = strlen($cardnumber);
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$parity = $cardlength % 2;
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$sum = 0;
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for ($i = 0; $i<$cardlength; $i++) {
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$digit = $cardnumber[$i];
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if ($i%2 == $parity) $digit = $digit*2;
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if ($digit>9) $digit -= 9;
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$sum += $digit;
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}
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if ($sum%10) {
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$this->error(5);
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return false;
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}
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return true;
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}
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private function expireDate($expireDate,$expireFormat){
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if (strlen($expireDate) !== $expireFormat) {
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$this->error(2);
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return false;
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} else if ($expireFormat == 4 && $expireDate<date("ym")) {
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$this->error(2);
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return false;
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} else if ($expireFormat == 6 && $expireDate<date("Ym")) {
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$this->error(2);
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return false;
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}
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return true;
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}
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private function issueDate($issueDate,$issueFormat) {
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if($this->issueNo) return true;
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if (strlen($issueDate) !== $issueFormat) {
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$this->error(3);
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return false;
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} else if ($issueFormat == 4 && $issueDate>date("ym")) {
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$this->error(3);
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return false;
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} else if ($issueFormat == 6 && $issueDate>date("Ym")) {
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$this->error(3);
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return false;
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}
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$this->issueDate = true;
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return true;
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}
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private function issueNo($issueNo) {
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if($this->issueDate) return true;
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if(is_numeric($issueNo) && $issueNo>0){
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$this->issueNo = true;
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return true;
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} else {
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$this->error(3);
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return false;
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}
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}
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private function securityCode($securityCode) {
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if (is_numeric($securityCode) && (strlen($securityCode)==3 || strlen($securityCode)==4)) {
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return true;
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} else {
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$this->error(4);
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return false;
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}
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}
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private function error($errorCode) {
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global $lang;
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$this->data['response'] = 'FAIL';
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switch($errorCode) {
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case 1:
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$this->data['error'][1] = "Card not recognised!";
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break;
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case 2:
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$this->data['error'][2] = "No expiry date was entered or it wasn't valid.";
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break;
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case 3:
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$this->data['error'][3] = "Please enter a valid issue number or date.";
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break;
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case 4:
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$this->data['error'][4] = "Please enter a valid security code.";
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break;
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case 5:
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$this->data['error'][5] = "Credit card number is not valid.";
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break;
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case 6:
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$this->data['error'][6] = "Please enter a card number.";
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break;
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}
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}
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}
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?>
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