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Validation of IBAN (Internation Bank Account Number) #629

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615fe49
add dutch phone number validation
digitalica Feb 6, 2013
119bb35
add dutch mobile phone number validation
digitalica Feb 6, 2013
600c510
add dutch postal code validation
digitalica Feb 6, 2013
6ad95e0
add dutch bank and giro account checks
digitalica Feb 6, 2013
3925868
fixes in specific dutch validations, based on grunt output
digitalica Feb 6, 2013
afefdf4
added iban validation
digitalica Feb 6, 2013
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332 changes: 331 additions & 1 deletion additional-methods.js
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Original file line number Diff line number Diff line change
Expand Up @@ -155,7 +155,337 @@ jQuery.validator.addMethod("dateITA", function(value, element) {

jQuery.validator.addMethod("dateNL", function(value, element) {
return this.optional(element) || /^(0?[1-9]|[12]\d|3[01])[\.\/\-](0?[1-9]|1[012])[\.\/\-]([12]\d)?(\d\d)$/.test(value);
}, "Vul hier een geldige datum in.");
}, "Please enter a correct date");

/**
* Dutch phone numbers have 10 digits (or 11 and start with +31).
*/
jQuery.validator.addMethod("phoneNL", function(value, element) {
return this.optional(element) || /^((\+|00(\s|\s?\-\s?)?)31(\s|\s?\-\s?)?(\(0\)[\-\s]?)?|0)[1-9]((\s|\s?\-\s?)?[0-9]){8}$/.test(value);
}, "Please specify a valid phone number.");

jQuery.validator.addMethod("mobileNL", function(value, element) {
return this.optional(element) || /^((\+|00(\s|\s?\-\s?)?)31(\s|\s?\-\s?)?(\(0\)[\-\s]?)?|0)6((\s|\s?\-\s?)?[0-9]){8}$/.test(value);
}, "Please specify a valid mobile number");

jQuery.validator.addMethod("postalcodeNL", function(value, element) {
return this.optional(element) || /^[1-9][0-9]{3}\s?[a-zA-Z]{2}$/.test(value);
}, "Please specify a valid postal code");

/**
* Dutch bank account numbers (not 'giro' numbers) have 9 digits
* and pass the '11 check'.
* We accept the notation with spaces, as that is common.
* acceptable: 123456789 or 12 34 56 789
*/
jQuery.validator.addMethod("bankaccountNL", function(value, element) {
if (this.optional(element)) {
return true;
}
if (!(/^[0-9]{9}|([0-9]{2} ){3}[0-9]{3}$/.test(value))) {
return false;
}
// now '11 check'
var account = value.replace(/ /g,''); // remove spaces
var sum = 0;
var len = account.length;
for (var pos=0; pos<len; pos++) {
var factor = len - pos;
var digit = account.substring(pos, pos+1);
sum = sum + factor * digit;
}
return sum % 11 === 0;
}, "Please specify a valid bank account number");

/**
* Dutch giro account numbers (not bank numbers) have max 7 digits
*/
jQuery.validator.addMethod("giroaccountNL", function(value, element) {
return this.optional(element) || /^[0-9]{1,7}$/.test(value);
}, "Please specify a valid giro account number");

jQuery.validator.addMethod("bankorgiroaccountNL", function(value, element) {
return this.optional(element) ||
($.validator.methods["bankaccountNL"].call(this, value, element)) ||
($.validator.methods["giroaccountNL"].call(this, value, element));
}, "Please specify a valid bank or giro account number");

/**
* IBAN is the international bank account number.
* It has a country - specific format, that is checked here too
*/
jQuery.validator.addMethod("iban", function(value, element) {
// some quick simple tests to prevent needless work
if (this.optional(element)) {
return true;
}
if (!(/^([a-zA-Z0-9]{4} ){2,8}[a-zA-Z0-9]{1,4}|[a-zA-Z0-9]{12,34}$/.test(value))) {
return false;
}

// check the country code and find the country specific format
var iban = value.replace(/ /g,'').toUpperCase(); // remove spaces and to upper case
var countrycode = iban.substring(0,2);
var bbanformat = "";
var bbanpattern = "";
switch (countrycode) {
case 'AL':
bbanformat = "8n16c";
break;
case 'AD':
bbanformat = "8n12c";
break;
case 'AT':
bbanformat = "16n";
break;
case 'AZ':
bbanformat = "4c20n";
break;
case 'BE':
bbanformat = "12n";
break;
case 'BH':
bbanformat = "4a14c";
break;
case 'BA':
bbanformat = "16n";
break;
case 'BR':
bbanformat = "23n1a1c";
break;
case 'BG':
bbanformat = "4a6n8c";
break;
case 'CR':
bbanformat = "17n";
break;
case 'HR':
bbanformat = "17n";
break;
case 'CY':
bbanformat = "8n16c";
break;
case 'CZ':
bbanformat = "20n";
break;
case 'DK':
bbanformat = "14n";
break;
case 'DO':
bbanformat = "4a20n";
break;
case 'EE':
bbanformat = "16n";
break;
case 'FO':
bbanformat = "14n";
break;
case 'FI':
bbanformat = "14n";
break;
case 'FR':
bbanformat = "10n11c2n";
break;
case 'GE':
bbanformat = "2c16n";
break;
case 'DE':
bbanformat = "18n";
break;
case 'GI':
bbanformat = "4a15c";
break;
case 'GR':
bbanformat = "7n16c";
break;
case 'GL':
bbanformat = "14n";
break;
case 'GT':
bbanformat = "4c20c";
break;
case 'HU':
bbanformat = "24n";
break;
case 'IS':
bbanformat = "22n";
break;
case 'IE':
bbanformat = "4c14n";
break;
case 'IL':
bbanformat = "19n";
break;
case 'IT':
bbanformat = "1a10n12c";
break;
case 'KZ':
bbanformat = "3n13c";
break;
case 'KW':
bbanformat = "4a22c";
break;
case 'LV':
bbanformat = "4a13c";
break;
case 'LB':
bbanformat = "4n20c";
break;
case 'LI':
bbanformat = "5n12c";
break;
case 'LT':
bbanformat = "16n";
break;
case 'LU':
bbanformat = "3n13c";
break;
case 'MK':
bbanformat = "3n10c2n";
break;
case 'MT':
bbanformat = "4a5n18c";
break;
case 'MR':
bbanformat = "23n";
break;
case 'MU':
bbanformat = "4a19n3a";
break;
case 'MC':
bbanformat = "10n11c2n";
break;
case 'MD':
bbanformat = "2c18n";
break;
case 'ME':
bbanformat = "18n";
break;
case 'NL':
bbanformat = "4a10n";
break;
case 'NO':
bbanformat = "11n";
break;
case 'PK':
bbanformat = "4c16n";
break;
case 'PS':
bbanformat = "4c21n";
break;
case 'PL':
bbanformat = "24n";
break;
case 'PT':
bbanformat = "21n";
break;
case 'RO':
bbanformat = "4a16c";
break;
case 'SM':
bbanformat = "1a10n12c";
break;
case 'SA':
bbanformat = "2n18c";
break;
case 'RS':
bbanformat = "18n";
break;
case 'SK':
bbanformat = "20n";
break;
case 'SI':
bbanformat = "15n";
break;
case 'ES':
bbanformat = "20n";
break;
case 'SE':
bbanformat = "20n";
break;
case 'CH':
bbanformat = "5n12c";
break;
case 'TN':
bbanformat = "20n";
break;
case 'TR':
bbanformat = "5n17c";
break;
case 'AE':
bbanformat = "3n16n";
break;
case 'GB':
bbanformat = "4a14n";
break;
case 'VG':
bbanformat = "4c16n";
break;
}
if (bbanformat === "") {
return false; // unknown country: MAYBE WE SHOULD ALLOW THIS???
}

// check the country specific format
while (bbanformat.length>1) {
var count = 0;
var type = "?";
var l = 0;
if (/^\d[acn]/.test(bbanformat)) {
l = 1;
} else {
l = 2;
}

count = bbanformat.substring(0, l);
type = bbanformat.substring(l, l + 1);
bbanformat = bbanformat.substring(l + 1, bbanformat.length);
if (count === 0) {
break; // this indicates illegal bbanformat string: MAYBE HANDLE???
}
var typeexpression = '';
switch (type) {
case 'a': // alphabet letter
typeexpression = '[A-Z]';
break;
case 'c': // character (digit or letter)
typeexpression = '[\\dA-Z]';
break;
case 'n': // number (digit actually)
typeexpression = '\\d';
break;
}
bbanpattern = bbanpattern + typeexpression + "{" + count + "}";
}
var ibanregexp = new RegExp("^[A-Z]{2}\\d{2}" + bbanpattern + "$", "");
if (!(ibanregexp.test(iban))) {
return false; // invalid country specific format
}

// now check the checksum, first convert to digits
var ibancheck = iban.substring(4,iban.length) + iban.substring(0,4);
var ibancheckdigits = "";
var leadingZeroes = true;
for (var i =0; i<ibancheck.length; i++) {
var char = ibancheck.charAt(i);
if (char !== "0") {
leadingZeroes = false;
}
if (!leadingZeroes) {
ibancheckdigits += "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ".indexOf(char);
}
}

// calculate the result of: ibancheckdigits % 97
var cRest = '';
var cOperator = '';
for (var p=0; p<ibancheckdigits.length; p++) {
var cChar = ibancheckdigits.charAt(p);
cOperator = '' + cRest + '' + cChar;
cRest = cOperator % 97;
}
return cRest === 1;
}, "Please specify a valid IBAN");

jQuery.validator.addMethod("time", function(value, element) {
return this.optional(element) || /^([01]\d|2[0-3])(:[0-5]\d){1,2}$/.test(value);
Expand Down
12 changes: 11 additions & 1 deletion localization/messages_nl.js
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,16 @@
rangelength: $.validator.format("Vul hier een waarde in van minimaal {0} en maximaal {1} tekens."),
range: $.validator.format("Vul hier een waarde in van minimaal {0} en maximaal {1}."),
max: $.validator.format("Vul hier een waarde in kleiner dan of gelijk aan {0}."),
min: $.validator.format("Vul hier een waarde in groter dan of gelijk aan {0}.")
min: $.validator.format("Vul hier een waarde in groter dan of gelijk aan {0}."),

// for validations in additional-methods.js
dateNL: "Vul hier een geldige datum in.",
phoneNL: "Vul hier een geldig Nederlands telefoonnummer in.",
mobileNL: "Vul hier een geldig Nederlands mobiel telefoonnummer in.",
postalcodeNL: "Vul hier een geldige postcode in.",
bankaccountNL: "Vul hier een geldig bankrekeningnummer in.",
giroaccountNL: "Vul hier een geldig gironummer in.",
bankorgiroaccountNL: "Vul hier een geldig bank- of gironummer in.",
iban: "Vul hier een geldig IBAN in."
});
}(jQuery));
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