hpdl
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<?php
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/*
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$Id: $
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osCommerce, Open Source E-Commerce Solutions
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http://www.oscommerce.com
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Copyright (c) 2006 osCommerce
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hpdl
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1497
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License v2 (1991)
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as published by the Free Software Foundation.
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hpdl
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485
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*/
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class osC_CreditCard {
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/* Private variables */
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var $_owner,
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$_number,
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$_expiry_month,
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$_expiry_year,
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$_cvc,
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$_type,
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$_data;
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/* Class constructor */
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function osC_CreditCard($number = '', $exp_month = '', $exp_year = '') {
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global $osC_Database;
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if (empty($number) === false) {
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$this->_number = ereg_replace('[^0-9]', '', $number);
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$this->_expiry_month = (int)$exp_month;
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$this->_expiry_year = (int)$exp_year;
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}
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$this->_data = array();
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$Qcc = $osC_Database->query('select id, credit_card_name as title, pattern from :table_credit_cards where credit_card_status = "1" order by sort_order, credit_card_name');
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$Qcc->bindTable(':table_credit_cards', TABLE_CREDIT_CARDS);
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// $Qcc->setCache('credit_cards');
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$Qcc->execute();
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while ($Qcc->next()) {
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$this->_data[$Qcc->valueInt('id')] = $Qcc->toArray();
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}
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}
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/* Public variables */
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function isValid($valid_cc_types = '') {
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if (CFG_CREDIT_CARDS_VERIFY_WITH_REGEXP == '1') {
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if ($this->hasValidNumber() === false) {
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return -1;
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}
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if ($this->isAccepted($valid_cc_types) === false) {
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return -5;
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}
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}
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if ($this->hasValidExpiryDate() === false) {
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return -2;
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}
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if ($this->hasExpired() === true) {
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return -3;
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}
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if ($this->hasOwner() && ($this->hasValidOwner() === false)) {
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return -4;
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}
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return true;
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}
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function hasValidNumber() {
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if ( (empty($this->_number) === false) && (strlen($this->_number) >= CC_NUMBER_MIN_LENGTH) ) {
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$cardNumber = strrev($this->_number);
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$numSum = 0;
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for ($i=0, $n=strlen($cardNumber); $i<$n; $i++) {
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$currentNum = substr($cardNumber, $i, 1);
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// Double every second digit
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if ($i % 2 == 1) {
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$currentNum *= 2;
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}
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// Add digits of 2-digit numbers together
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if ($currentNum > 9) {
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$firstNum = $currentNum % 10;
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$secondNum = ($currentNum - $firstNum) / 10;
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$currentNum = $firstNum + $secondNum;
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}
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$numSum += $currentNum;
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}
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// If the total has no remainder it's OK
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return ($numSum % 10 == 0);
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}
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return false;
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}
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function isAccepted($valid_cc_types) {
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if ( (empty($valid_cc_types) === false) && (empty($this->_number) === false) && (strlen($this->_number) >= CC_NUMBER_MIN_LENGTH) ) {
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if (is_array($valid_cc_types) === false) {
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$valid_cc_types = explode(',', $valid_cc_types);
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}
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foreach ($this->_data as $data) {
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if (in_array($data['id'], $valid_cc_types)) {
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if (preg_match($data['pattern'], $this->_number) === 1) {
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$this->_type = $data['title'];
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return true;
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}
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}
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}
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}
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return false;
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}
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function hasValidExpiryDate() {
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$year = date('Y');
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return ( ($this->_expiry_month > 0) && ($this->_expiry_month < 13) && ($this->_expiry_year >= $year) && ($this->_expiry_year <= ($year+10)) );
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}
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function hasExpired() {
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return ( ($this->_expiry_year <= date('Y')) && ($this->_expiry_month < date('n')) );
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}
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function hasOwner() {
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return (isset($this->_owner));
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}
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function hasValidOwner() {
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return ( (empty($this->_owner) === false) && (strlen($this->_owner) >= CC_OWNER_MIN_LENGTH) );
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}
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function typeExists($id) {
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return isset($this->_data[$id]);
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}
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function getNumber() {
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return $this->_number;
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}
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function getSafeNumber() {
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return str_repeat('X', strlen($this->_number)-4) . substr($this->_number, -4);
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}
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function getExpiryMonth() {
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return str_pad($this->_expiry_month, 2, '0', STR_PAD_LEFT);
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}
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function getExpiryYear() {
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return $this->_expiry_year;
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}
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function getCVC() {
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return $this->_cvc;
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}
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function getOwner() {
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return $this->_owner;
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}
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function getTypePattern($id) {
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return $this->_data[$id]['pattern'];
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}
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function setOwner($name) {
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$this->_owner = trim($name);
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}
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function setCVC($cvc) {
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$this->_cvc = trim($cvc);
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}
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}
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?>
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