// Validation File
var submitted = false;
function CheckEmailAddress (emailStr) {
/* The following pattern is used to check if the entered e-mail address
fits the user@domain format. It also is used to separate the username
from the domain. */
var emailPat=/^(.+)@(.+)$/
/* The following string represents the pattern for matching all special
characters. We don't want to allow special characters in the address.
These characters include ( ) < > @ , ; : \ " . [ ] */
var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
/* The following string represents the range of characters allowed in a
username or domainname. It really states which chars aren't allowed. */
var validChars="\[^\\s" + specialChars + "\]"
/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes). E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */
var quotedUser="(\"[^\"]*\")"
/* The following pattern applies for domains that are IP addresses,
rather than symbolic names. E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
/* The following string represents an atom (basically a series of
non-special characters.) */
var atom=validChars + '+'
/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */
var word="(" + atom + "|" + quotedUser + ")"
// The following pattern describes the structure of the user
var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
/* Finally, let's start trying to figure out if the supplied address is
valid. */
/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */
var matchArray=emailStr.match(emailPat)
if (matchArray==null) {
/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */
return false
}
var user=matchArray[1]
var domain=matchArray[2]
// See if "user" is valid
if (user.match(userPat)==null) {
// user is not valid
return false
}
/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */
var IPArray=domain.match(ipDomainPat)
if (IPArray!=null) {
// this is an IP address
for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
return false
}
}
return true
}
// Domain is symbolic name
var domainArray=domain.match(domainPat)
if (domainArray==null) {
return false
}
/* domain name seems valid, but now make sure that it ends in a
three-letter word (like com, edu, gov) or a two-letter word,
representing country (uk, nl), and that there's a hostname preceding
the domain or country. */
/* Now we need to break up the domain to get a count of how many atoms
it consists of. */
var atomPat=new RegExp(atom,"g")
var domArr=domain.match(atomPat)
var len=domArr.length
if (domArr[domArr.length-1].length<2 ||
domArr[domArr.length-1].length>3) {
// the address must end in a two letter or three letter word.
return false
}
// Make sure there's a host name preceding the domain.
if (len<2) {
return false
}
// If we've gotten this far, everything's valid!
return true;
}
function CheckInputValidation( inputType, inputObj, boolCanBeEmpty, lngMinLength, lngMaxLength, boolStripChars )
{
// Assume a negative
var isValid = false;
var inputValue = inputObj.value;
if (inputObj.nodeName=='SELECT'){
inputType="select";
}
switch (inputType){
case 'select':
isValid = CheckSelect( inputValue, boolCanBeEmpty );
break;
case 'email':
isValid = CheckEmailAddress( inputValue, boolCanBeEmpty, lngMinLength, lngMaxLength, boolStripChars )
break;
case 'phonenumber':
isValid = CheckPhoneNumber( inputValue, boolCanBeEmpty, lngMinLength, lngMaxLength, boolStripChars )
break;
case 'radio':
isValid = CheckRadio( inputObj, boolCanBeEmpty );
break;
case 'file':
isValid = CheckFreeText( inputValue, boolCanBeEmpty, lngMinLength, 500, boolStripChars );
break;
case 'freetext':
default:
isValid = CheckFreeText( inputValue, boolCanBeEmpty, lngMinLength, lngMaxLength, boolStripChars );
break;
}
//Store default borderColor
if (isUndefined(inputObj.defaultBorderColor)){
if (!isUndefined(inputObj.style.borderColor)){
inputObj.defaultBorderColor=inputObj.style.borderColor;
} else {
inputObj.defaultBorderColor="";
}
}
//Store default backgroundColor
if (isUndefined(inputObj.defaultBackgroundColor)){
if (!isUndefined(inputObj.style.backgroundColor)){
inputObj.defaultBorderColor=inputObj.style.backgroundColor;
} else {
inputObj.defaultBackgroundColor="";
}
}
// Set the colour ...
if ( isValid )
switch (inputType){
case 'radio':
for (i = 0; i < inputObj.length; i++) {
inputObj[i].style.borderColor = inputObj.defaultBorderColor;
}
break;
case 'select':
//Select controls cannot have styled borders in IE :-(
inputObj.style.backgroundColor=inputObj.defaultBackgroundColor;
break;
default:
inputObj.style.borderColor = inputObj.defaultBorderColor;
}
else
switch (inputType){
case 'radio':
for (i = 0; i < inputObj.length; i++) {
inputObj[i].style.borderColor = 'red';
}
break;
case 'select':
inputObj.style.backgroundColor = 'red';
default:
inputObj.style.borderColor = 'red';
}
if (submitted && !isValid){
errMsg = "";
if (inputObj.id){
errMsg = inputObj.id;
}
else{
errMsg = "Elements in Red";
}
alert(errMsg + " must be completed\n");
submitted = false;
}
// ... and return boolean indication
return isValid;
}
function isPhoneNumber(s)
{ var i;
for (i = 0; i < s.length; i++)
{
// Check that current character is number.
var c = s.charAt(i);
if (((c < "0") || (c > "9"))) return false;
}
// All characters are numbers.
return true;
}
function isMoney(s)
{ var i;
for (i = 0; i < s.length; i++)
{
// Check that current character is number.
var c = s.charAt(i);
if ((c < "0" || c > "9" ) && c !="," && c!=".") return false;
}
// All characters are numbers.
return true;
}
function stripCharsInBag(s, bag)
{ var i;
var returnString = "";
// Search through string's characters one by one.
// If character is not in bag, append to returnString.
for (i = 0; i < s.length; i++)
{
// Check that current character isn't whitespace.
var c = s.charAt(i);
if (bag.indexOf(c) == -1) returnString += c;
}
return returnString;
}
function CheckRadio( inputObj, boolCanBeEmpty )
{
var isValid = false;
if ( boolCanBeEmpty == false ) {
for (i = 0; i < inputObj.length; i++) {
thisValid = inputObj[i].checked; // had to do this cos of javascript
if ( thisValid == true ) isValid = true; // bombing out cos of some bug
}
}
return isValid;
}
function CheckAttributes ( inputValue, boolCanBeEmpty, lngMinLength, lngMaxLength, strStripChars )
{
var isValid = true;
// Do we need to count spaces in the length check?
if ( strStripChars != "" ) inputValue = stripCharsInBag( inputValue, strStripChars );
// Is it empty? And can it be?
if ( !boolCanBeEmpty && inputValue.length == 0 ) {
return false;
}
// Check if its too short ...
if (lngMinLength > 0 && inputValue.length < lngMinLength ) {
return false;
}
// Or too long?
if ( inputValue.length > lngMaxLength ) {
return false;
}
return isValid;
}
function CheckFreeText(inputValue, boolCanBeEmpty, lngMinLength, lngMaxLength, strStripChars )
{
var isValid = CheckAttributes( inputValue, boolCanBeEmpty, lngMinLength, lngMaxLength, strStripChars );
return isValid;
}
function CheckSelect( inputValue, boolCanBeEmpty )
{
var isValid = false;
// Can this field be empty? And is it? Don't check then
// Is it a select?
if ( ( boolCanBeEmpty == true ) ||
( ( boolCanBeEmpty == false ) && !( ( inputValue == "" ) ) )
)
isValid = true;
return isValid;
// Ignore this .... deals with mutiple selects, maybe useful one day?
var inputObj;
if ( boolCanBeEmpty == false ) {
var lngSelectCount = 0;
for (i = 0; i < inputObj.length; i++) {
thisValid = inputObj[i].selected;
if ( thisValid ) lngSelectCount++;
}
}
}
function CheckPhoneNumber(inputValue, boolCanBeEmpty, lngMinLength, lngMaxLength, boolStripChars )
{
// Declaring required variables
var digits = "0123456789";
// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()- ";
// characters which are allowed in international phone numbers (a leading + is OK)
var validWorldPhoneChars = phoneNumberDelimiters + "+";
// Minimum no of digits in an international phone no.
var minDigitsInIPhoneNumber = 10;
var isValid = CheckAttributes( inputValue, boolCanBeEmpty, lngMinLength, lngMaxLength, boolStripChars );
if ( isValid ) {
s=stripCharsInBag(inputValue,validWorldPhoneChars);
isValid = (isPhoneNumber(s) && s.length >= minDigitsInIPhoneNumber);
}
return isValid;
}
function GetKeyCode(e) { // event object is being passed from function call.
//Cross Browser functionality :-)
//Call as follows:
if(e){ // if the event object is present (NN only)
e = e // var e = event
}
else {
e = window.event // else e = winddow.event for IE
}
if(e.which){ // if there is syntax support for the property 'which' (NN only)
var keycode = e.which // e.which is stored in variable "keycode"
}
else {
var keycode = e.keyCode // otherwise for IE, var keycode stores e.keyCode syntax
}
return keycode;
//These can be used to trap things from other functions (not that e must be passed)
//e.returnValue=false;
//return false;
}
function DateEntryAutoHandler(objControl,e,strFormat) {
// Copyright Chris Barnes / Delivered Systems 2009
var objDate=new Date();
var datLocaleNow;
var lngNewCaretPos;
var strTmp;
var strRejectMessage="";
var strWarningMessage="";
var arrConfig=Array();
displayControlWarning(objControl,"");
var keycode=GetKeyCode(e);
//displayControlWarning(objControl,keycode);
if (keycode >=96 && keycode <=105){
//Offset for Numlock
keycode=keycode -48;
}
if (isEmpty(strFormat)) {
strFormat="";
}
switch(strFormat){
case strFormat:
strFormat='dd/MM/yyyy hh:mm';
var lngSeparatorCode=47;
var strSeparatorChar="/";
datLocaleNow= formatDate(objDate,strFormat);
break;
default:
alert("This function currently only handles format dd/mm/yyyy hh:mm");
setControlBorderColour(objControl,strWarningColour);
e.returnValue=false;
return false;
}
var strEntered=String.fromCharCode(keycode);
strEntered=strEntered.toString();
var lngCaretPos=GetCaretPosition(objControl);
var strText=objControl.value; //Note this is the value prior to update
var arrCurrentText=strText.split("");
arrCurrentText=resetSeparatorsInDateArray(arrCurrentText);
if (keycode == 110 || keycode==78){
if (strText != "") {
e.returnValue=false;
if (confirm("Insert Todays Date ?") !=true) {
boolReject=true;
e.returnValue=false;
return false;
}
}
objControl.value=datLocaleNow;
return false;
}
//Allow Tab to move
if (keycode==9){
setCaretPosition(objControl,0);
e.returnValue=true;
return true;
}
//Cursor Keys can go where they like
if (keycode==37 || keycode==39 ) {
arrCurrentText=resetSeparatorsInDateArray(arrCurrentText);
arrCurrentText=zeroPadDateArraySegmentByCaretPos(arrCurrentText,15);
objControl.value=arrCurrentText.join("");
setCaretPosition(objControl,lngCaretPos);
e.returnValue=true;
return true;
}
//Now we're into processing we don't want ANYTHING returned.
e.returnValue=false;
//Backspace
if (keycode==8){
arrCurrentText[lngCaretPos -1]=" ";
arrCurrentText=resetSeparatorsInDateArray(arrCurrentText);
objControl.value=arrCurrentText.join("");
setCaretPosition(objControl,lngCaretPos -1);
setControlBorderColour(objControl,"#00ff00");
return false;
}
//Reset the control value anyway so that we see separators whatever happens
objControl.value=arrCurrentText.join(""); // Flatten array to string
var lngFirstEmpty=getFirstEmptyPositionInDateArray(arrCurrentText);
if (lngFirstEmpty !=lngCaretPos){
setCaretPosition(objControl,lngFirstEmpty);
displayControlWarning(objControl,"Please enter a date in the format
" + strFormat);
return false;
}
switch(lngCaretPos){
case 0:
if (isUndefined(arrCurrentText[1])){
arrCurrentText[1]=" ";
}
//Day Digit 1
if (isNaN(strEntered)){
//alert(strEntered);
if (strEntered=="/"){
strEntered=" ";
lngNewCaretPos=3;
} else {
strRejectMessage="Please enter a date in the format
" + strFormat;
}
} else {
var lngTmp=strEntered.toString() + arrCurrentText[1].toString();
if (lngTmp > 31){
strRejectMessage="There can never be more than 31 days in a month";
} else {
lngNewCaretPos=1;
}
}
break;
case 1:
if (isNaN(strEntered)){
if (strEntered=="/"){
strEntered=" ";
lngNewCaretPos=3;
} else {
strRejectMessage="Please enter a date in the format
" + strFormat;
}
} else {
//Day Digit 2
//Do not use parseInt .... it breaks on 08
var lngTmp=String(arrCurrentText[0].toString()) + String(strEntered.toString());
if (lngTmp > 31 || lngTmp==0){
if (lngTmp > 31){
strRejectMessage="There can never be more than 31 days in a month";
}
if (lngTmp==0){
strRejectMessage="Please enter a valid number of days";
}
} else {
lngNewCaretPos=3;
}
}
break;
case 2://Separator
strEntered="/";
lngNewCaretPos=3;
break;
break;
case 3:
//Month Digit 1
if (isNaN(strEntered)){
if (strEntered=="/"){
strEntered=" ";
lngNewCaretPos=6;
} else {
strRejectMessage="Please enter a date in the format
" + strFormat;
}
} else {
//Do not use parseInt .... it breaks on 08
var lngTmp=(strEntered.toString() + arrCurrentText[4].toString());
if (lngTmp > 12){
strRejectMessage="There can never be more than 12 months in a year";
} else {
lngNewCaretPos=4;
}
}
break;
case 4:
//Month Digit 2
if (isNaN(strEntered)){
if (strEntered=="/"){
strEntered=" ";
lngNewCaretPos=6;
} else {
strRejectMessage="Please enter a date in the format
" + strFormat;
}
} else {
var lngTmp=arrCurrentText[3].toString() + strEntered.toString();
if (lngTmp > 12 || lngTmp==0){
if (lngTmp > 12){
strRejectMessage="There can never be more than 12 months in a year";
}
if (lngTmp ==0){
strRejectMessage="Please enter a valid number of months";
}
} else {
lngNewCaretPos=6;
}
}
break;
case 5:
strEntered="/";
lngNewCaretPos=6;
break;
case 6:
//YEAR
if (isNaN(strEntered)){
strRejectMessage="Please enter a date in the format
" + strFormat;
} else {
var lngTmp=parseInt(strEntered.toString());
// Y2K Compliance enforcement
if (lngTmp ==0){
strRejectMessage="Please enter the full year";
} else {
if (lngTmp==1){
strWarningMessage="Are you sure you want to enter a date from the last millenium ?";
}
if (lngTmp > 2){
strWarningMessage="Are you sure you want to enter a date more than a thousand years in the future ?
Perhaps you've invented time travel ?";
}
lngNewCaretPos=7;
}
}
break;
case 7:
if (isNaN(strEntered)){
strRejectMessage="Please enter a date in the format
" + strFormat;
} else {
lngNewCaretPos=8;
}
break;
case 8:
if (isNaN(strEntered)){
strRejectMessage="Please enter a date in the format
" + strFormat;
} else {
lngNewCaretPos=9;
}
break;
case 9:
if (isNaN(strEntered)){
strRejectMessage="Please enter a date in the format
" + strFormat;
} else {
lngNewCaretPos=10;
}
break;
case 10:
strEntered=" ";
lngNewCaretPos=11;
break;
case 11:
//Hour of day Digit 1
if (isNaN(parseInt(strEntered))){
strRejectMessage="Please enter a date in the format
" + strFormat;
} else {
var lngTmp=parseInt(strEntered.toString() + arrCurrentText[12].toString());
if (lngTmp >= 24){
strRejectMessage="There can never be more than 24 hours in a day";
} else {
lngNewCaretPos=12;
}
}
break;
case 12:
//Hour of Day Digit 2
if (isNaN(parseInt(strEntered))){
strRejectMessage="Please enter a date in the format
" + strFormat;
} else {
var lngTmp=parseInt( arrCurrentText[11].toString() + strEntered.toString());
if (lngTmp >= 24){
strRejectMessage="There can never be more than 24 hours in a day";
} else {
lngNewCaretPos=14;
}
}
break;
case 13:
//Time separator
strEntered=":";
lngNewCaretPos=14;
break;
case 14:
//Minute Digit 1
if (isNaN(parseInt(strEntered))){
strRejectMessage="Please enter a date in the format
" + strFormat;
} else {
var lngTmp=parseInt(strEntered.toString() + arrCurrentText[15].toString());
if (lngTmp >= 60){
strRejectMessage="There can never be more than 60 minutes in an hour";
} else {
lngNewCaretPos=15;
}
}
break;
case 15:
//Minute Digit 2
if (isNaN(parseInt(strEntered))){
strRejectMessage="Please enter a date in the format
" + strFormat;
} else {
var lngTmp=parseInt( arrCurrentText[14].toString() + strEntered.toString());
if (lngTmp >= 60){
strRejectMessage="There can never be more than 60 minutes in an hour";
} else {
lngNewCaretPos=16;
}
}
break;
default:
//strRejectMessage="Please enter a date in the format
" + strFormat;
strEntered="";
lngNewCaretPos=15;
}
if (strRejectMessage !="") {
displayControlWarning(objControl,strRejectMessage);
objControl.style.borderColor="#FF0000";
setCaretPosition(objControl,lngCaretPos);
return false;
}
arrCurrentText[lngCaretPos]=strEntered;
arrCurrentText=zeroPadDateArraySegmentByCaretPos(arrCurrentText,lngNewCaretPos);
arrCurrentText=resetSeparatorsInDateArray(arrCurrentText);
objControl.value=arrCurrentText.join("");
setCaretPosition(objControl,lngNewCaretPos);
setControlBorderColour(objControl,'default');
if (strWarningMessage !=""){
displayControlWarning(objControl,strWarningMessage);
}
return false;
}
function resetSeparatorsInDateArray(arrLocaleDate){
for(var i=0;i < 16;i++){
if (isUndefined(arrLocaleDate[i])){
arrLocaleDate[i]=" ";
}
}
//Note that isNaN(" ") returns false ! aaaagh !
if (isNaN(parseInt(arrLocaleDate[0])) || isNaN(parseInt(arrLocaleDate[1]))){
arrLocaleDate[1]=" ";
arrLocaleDate[2]=" ";
arrLocaleDate[3]=" ";
arrLocaleDate[4]=" ";
arrLocaleDate[5]=" ";
arrLocaleDate[6]=" ";
arrLocaleDate[7]=" ";
arrLocaleDate[8]=" ";
arrLocaleDate[9]=" ";
arrLocaleDate[10]=" ";
} else {
arrLocaleDate[2]="/";
arrLocaleDate[5]="/";
}
//Remove time element if not applicable
if (isNaN(parseInt(arrLocaleDate[11]))){
arrLocaleDate[11]=" ";
arrLocaleDate[12]=" ";
arrLocaleDate[13]=" ";
arrLocaleDate[14]=" ";
arrLocaleDate[15]=" ";
} else {
arrLocaleDate[13]=":";
}
return arrLocaleDate;
}
function getFirstEmptyPositionInDateArray(arrLocaleDate){
//A space is allowed at position 10
for(var i=0;i <=16;i++){
if (i !=10){
if (isUndefined(arrLocaleDate[i])){
return i;
}
if (arrLocaleDate[i]==" "){
return i;
}
}
}
}
function zeroPadDateArraySegmentByCaretPos(arrLocaleDate,lngCaretPos){
//Corrections for zero padding
if (lngCaretPos >1){
arrLocaleDate=zeroPadDateArraySegment(arrLocaleDate,0);
}
//Corrections for zero padding
if (lngCaretPos >4){
arrLocaleDate=zeroPadDateArraySegment(arrLocaleDate,1);
}
//Corrections for zero padding
if (lngCaretPos >12){
arrLocaleDate=zeroPadDateArraySegment(arrLocaleDate,3);
}
if (lngCaretPos >15){
arrLocaleDate=zeroPadDateArraySegment(arrLocaleDate,4);
}
return arrLocaleDate;
}
function zeroPadDateArraySegment(arrLocaleDate,lngSegmentPostion){
//arrLocaleDate is an array where each element represents the position in the string of each element of a locale date
//lngSegmentPostion indicates the day, month,year,hour, minute to which zero padding should be applied
//This is locale agnostic such that lngSegmentPostion=0 represents day for UK dates and month for US dates
//Chris Barnes 2009
var lngPosA;
var lngPosB;
switch (lngSegmentPostion){
case 0:
//day for UK, month for US
lngPosA=0;
lngPosB=1;
break;
case 1:
//month for UK, day for US
lngPosA=3;
lngPosB=4;
break;
case 2:
//Not implemented for year
break;
case 3:
//Hour
//dd/MM/yyyy hh:mm
lngPosA=11;
lngPosB=12;
break;
case 4:
//Minute
lngPosA=14;
lngPosB=15;
break;
}
if (isNaN(lngPosA)){
return arrLocaleDate;
}
lngTmp=parseInt(arrLocaleDate[lngPosA].toString() + arrLocaleDate[lngPosB].toString());
if (lngTmp==0 || isNaN(lngTmp)){
return arrLocaleDate;
}
if (lngTmp < 10){
arrLocaleDate[lngPosA]=0;
arrLocaleDate[lngPosB]=lngTmp;
}
return arrLocaleDate;
}
function setControlBorderColour(objControl,strColour){
//if strColour is set to "default" then revert to default from css or whatever
//Store default borderColor
if (isUndefined(objControl.defaultBorderColor)){
if (!isUndefined(objControl.style.borderColor)){
objControl.defaultBorderColor=objControl.style.borderColor;
} else {
objControl.defaultBorderColor="";
}
}
if (strColour=="default"){
objControl.style.borderColor=objControl.defaultBorderColor;
return;
}
objControl.style.borderColor=strColour;
}