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/*
Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
Available via Academic Free License >= 2.1 OR the modified BSD license.
see: http://dojotoolkit.org/license for details
*/
if(!dojo._hasResource["dojox.validate.creditCard"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.validate.creditCard"] = true;
dojo.provide("dojox.validate.creditCard");
/*=====
dojox.validate.creditCard = {
// summary:
// Module provides validation functions for Credit Cards, using account number
// rules in conjunction with the Luhn algorigthm, with a plugable card info database.
};
=====*/
dojo.require("dojox.validate._base");
dojox.validate._cardInfo = {
// summary: A dictionary list of credit card abbreviations
//
// description:
//
// A hash of valid CC abbreviations and regular expressions
//
// mc: Mastercard
// ec: Eurocard
// vi: Visa
// ax: American Express
// dc: Diners Club
// bl: Carte Blanch
// di: Discover
// jcb: JCB
// er: Enroute
//
// example:
// Define your own card, gift-card, whatever. Starts with 7,
// is 15 total length.
// | dojo.mixin(dojox.validate._cardInfo, {
// | "my":"7[0-9]{14}"
// | });
'mc':'5[1-5][0-9]{14}',
'ec':'5[1-5][0-9]{14}',
'vi':'4(?:[0-9]{12}|[0-9]{15})',
'ax':'3[47][0-9]{13}',
'dc':'3(?:0[0-5][0-9]{11}|[68][0-9]{12})',
'bl':'3(?:0[0-5][0-9]{11}|[68][0-9]{12})',
'di':'6011[0-9]{12}',
'jcb':'(?:3[0-9]{15}|(2131|1800)[0-9]{11})',
'er':'2(?:014|149)[0-9]{11}'
}
dojox.validate.isValidCreditCard = function(value, ccType){
// summary: Validate a credit card number by type with Luhn checking.
//
// description:
// Checks if a credit card type matches the # scheme in a passed value, and if
// the Luhn checksum is accurate (unless its an Enroute card, in which case
// the checkSum is skipped), returning a Boolean to check against.
//
// value: String|Int
// A Value (credit card number) to validate
//
// ccType: String
// A credit-card abbreviation.
//
// example:
// | if(dojox.validate.isValidCreditCard("12345", "mc")){
// | console.log('inconceivable');
// | }
return ((ccType.toLowerCase() == 'er' || dojox.validate.isValidLuhn(value)) &&
dojox.validate.isValidCreditCardNumber(value, ccType.toLowerCase())); // Boolean
}
dojox.validate.isValidCreditCardNumber = function(value, ccType){
// summary:
// Checks if value matches the pattern for that card or any card types if none is specified
//
// value: String|Int
// CC #, white spaces and dashes are ignored
//
// ccType: String?
// One of the abbreviation values in `dojox.validate._cardInfo` --
// if Omitted, function returns a `|` delimited string of matching card types,
// or false if no matches found.
value = String(value).replace(/[- ]/g,''); //ignore dashes and whitespaces
var cardinfo = dojox.validate._cardInfo, results = [];
if(ccType){
var expr = '^' + cardinfo[ccType.toLowerCase()] + '$';
return expr ? !!value.match(expr) : false; // boolean
}
for(var p in cardinfo){
if(value.match('^' + cardinfo[p] + '$')){
results.push(p);
}
}
return results.length ? results.join('|') : false; // String | boolean
}
dojox.validate.isValidCvv = function(/* String|Int */value, /* String */ccType) {
// summary:
// Validate the security code (CCV) for a passed credit-card type.
//
// description:
//
// value:
if(!dojo.isString(value)){
value = String(value);
}
var format;
switch (ccType.toLowerCase()){
case 'mc':
case 'ec':
case 'vi':
case 'di':
format = '###';
break;
case 'ax':
format = '####';
break;
}
return !!format && value.length && dojox.validate.isNumberFormat(value, { format: format }); // Boolean
}
}
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