// ********************
// Begin Popup Calendar
// ********************
var popCalDstFld;
var temp;
var popCalWin;
// ******************************
// Expected params:
// [0] Window Name
// [1] Destination Field
// [2] Short Date Format
// [3] Month Names
// [4] Day Names
// [5] Localized Today string
// [6] Localized Close string
// [7] Window Title
// [8] First Day of Week
// ******************************
function popupCal()
{
//debugger; //remove slashes to activate debugging in Visual Studio
var tmpDate = new Date();
var tmpString = "";
var tmpNum = 0;
var popCalDateVal;
var dstWindowName = "";
//Initialize the window to an empty object.
popCalWin = new Object();
//Check for the right number of arguments
if (arguments.length < 2)
{
alert("popupCal(): Wrong number of arguments.");
return void(0);
}
//Get the command line arguments -- Localization is optional
dstWindowName = popupCal.arguments[0];
popCalDstFld = popupCal.arguments[1];
temp = popupCal.arguments[1];
popCalDstFmt = popupCal.arguments[2]; //Localized Short Date Format String
popCalMonths = popupCal.arguments[3]; //Localized Month Names String
popCalDays = popupCal.arguments[4]; //Localized Day Names String
popCalToday = popupCal.arguments[5]; //Localized Today string
popCalClose = popupCal.arguments[6]; //Localized Close string
popCalTitle = popupCal.arguments[7]; //Window Title
popCalFirstDayWeek = popupCal.arguments[8]; //First Day of Week
//check destination field name
if (popCalDstFld != "")
popCalDstFld = document.getElementById(popCalDstFld);
//default localized short date format if not provided
if (popCalDstFmt == "")
popCalDstFmt = "m/d/yyyy";
//default localized months string if not provided
if (popCalMonths == "")
popCalMonths = "January,February,March,April,May,June,July,August,September,October,November,December";
//default localized months string if not provided
if (popCalDays == "")
popCalDays = "Sun,Mon,Tue,Wed,Thu,Fri,Sat";
//default localized today string if not provided
if (popCalToday == "" || typeof popCalToday == "undefined")
popCalToday = "Today";
//default localized close string if not provided
if (popCalClose == "" || typeof popCalClose == "undefined")
popCalClose = "Close";
//default window title if not provided
if (popCalTitle == "" || typeof popCalTitle == "undefined")
popCalTitle = "Calendar";
tmpString = new String(popCalDstFld.value);
//If tmpString is empty (meaning that the field is empty)
//use todays date as the starting point
if(tmpString == "")
popCalDateVal = new Date()
else
{
//Make sure the century is included, if it isn't, add this
//century to the value that was in the field
tmpNum = tmpString.lastIndexOf( "/" );
if ( (tmpString.length - tmpNum) == 3 )
{
tmpString = tmpString.substring(0,tmpNum + 1)+"20"+tmpString.substr(tmpNum+1);
popCalDateVal = new Date(tmpString);
}
else
{
//localized date support:
//If we got to this point, it means the field that was passed
//in has no slashes in it. Use an extra function to build the date
//according to supplied date formatstring.
popCalDateVal = getDateFromFormat(tmpString,popCalDstFmt);
}
}
//Make sure the date is a valid date. Set it to today if it is invalid
//"NaN" is the return value for an invalid date
if( popCalDateVal.toString() == "NaN" || popCalDateVal.toString() == "0")
{
popCalDateVal = new Date();
popCalDstFld.value = "";
}
//Set the base date to midnight of the first day of the specified month,
//this makes things easier?
var dateString = String(popCalDateVal.getMonth()+1) + "/" + String(popCalDateVal.getDate()) + "/" + String(popCalDateVal.getFullYear());
//Call the routine to draw the initial calendar
reloadCalPopup(dateString, dstWindowName);
return void(0);
}
function closeCalPopup()
{
//Can't tell the child window to close itself, the parent window has to
//tell it to close.
popCalWin.close();
return void(0);
}
function reloadCalPopup() //[0]dateString, [1]dstWindowName
{
//Set the window's features here
var windowFeatures = "toolbar=no, location=no, status=no, menubar=no, scrollbars=no, resizable=no, height=270, width=270, top=" + ((screen.height - 270)/2).toString()+",left="+((screen.width - 270)/2).toString();
var tmpDate = new Date( reloadCalPopup.arguments[0] );
if (tmpDate.toString() == "Invalid Date")
tmpDate = new Date();
tmpDate.setDate(1);
//Get the calendar data
var popCalData = calPopupSetData(tmpDate,reloadCalPopup.arguments[1]);
//Check to see if the window has been initialized, create it if it hasn't been
if( popCalWin.toString() == "[object Object]" )
{
popCalWin = window.open("",reloadCalPopup.arguments[1],windowFeatures);
popCalWin.opener = self;
// Window im Vordergrund
popCalWin.focus();
}
else
{
popCalWin.document.close();
popCalWin.document.write('');
}
//this is the line with the big problem
popCalWin.document.write(popCalData);
return void(1);
}
function calPopupSetData(firstDay,dstWindowName)
{
var popCalData = "";
var lastDate = 0;
var fnt = new Array( "", "", "");
var dtToday = new Date();
var thisMonth = firstDay.getMonth();
var thisYear = firstDay.getFullYear();
var nPrevMonth = (thisMonth == 0 ) ? 11 : (thisMonth - 1);
var nNextMonth = (thisMonth == 11 ) ? 0 : (thisMonth + 1);
var nPrevMonthYear = (nPrevMonth == 11) ? (thisYear - 1): thisYear;
var nNextMonthYear = (nNextMonth == 0) ? (thisYear + 1): thisYear;
var sToday = String((dtToday.getMonth()+1) + "/01/" + dtToday.getFullYear());
var sPrevMonth = String((nPrevMonth+1) + "/01/" + nPrevMonthYear);
var sNextMonth = String((nNextMonth+1) + "/01/" + nNextMonthYear);
var sPrevYear1 = String((thisMonth+1) + "/01/" + (thisYear - 1));
var sNextYear1 = String((thisMonth+1) + "/01/" + (thisYear + 1));
var tmpDate = new Date( sNextMonth );
tmpDate = new Date( tmpDate.valueOf() - 1001 );
lastDate = tmpDate.getDate();
if (this.popCalMonths.split) // javascript 1.1 defensive code
{
var monthNames = this.popCalMonths.split(",");
var dayNames = this.popCalDays.split(",");
}
else // Need to build a js 1.0 split algorithm, default English for now
{
var monthNames = new Array("January","February","March","April","May","June","July","August","September","October","November","December");
var dayNames = new Array("Sun","Mon","Tue","Wed","Thu","Fri","Sat")
}
var styles = ""
var cellAttribs = "align=\"center\" class=\"day\" BGCOLOR=\"#F1F1F1\"onMouseOver=\"temp=this.style.backgroundColor;this.style.backgroundColor='#CCCCCC';\" onMouseOut=\"this.style.backgroundColor=temp;\""
var cellAttribs2 = "align=\"center\" BGCOLOR=\"#F1F1F1\" onMouseOver=\"temp=this.style.backgroundColor;this.style.backgroundColor='#CCCCCC';\" onMouseOut=\"this.style.backgroundColor=temp;\""
var htmlHead = ""+popCalTitle+"" + styles + "";
var htmlTail = "";
var closeAnchor = "
");
popCalData += (closeAnchor+""+htmlTail);
return( popCalData );
}
function calPopupSetDate()
{
calPopupSetDate.arguments[0].value = calPopupSetDate.arguments[1];
}
// utility function
function padZero(num)
{
return ((num <= 9) ? ("0" + num) : num);
}
// Format short date
function constructDate(d,m,y)
{
var fmtDate = this.popCalDstFmt
fmtDate = fmtDate.replace ('dd', padZero(d))
fmtDate = fmtDate.replace ('d', d)
fmtDate = fmtDate.replace ('MM', padZero(m))
fmtDate = fmtDate.replace ('M', m)
fmtDate = fmtDate.replace ('yyyy', y)
fmtDate = fmtDate.replace ('yy', padZero(y%100))
return fmtDate;
}
// ------------------------------------------------------------------
// Utility functions for parsing in getDateFromFormat()
// ------------------------------------------------------------------
function _isInteger(val) {
var digits="1234567890";
for (var i=0; i < val.length; i++) {
if (digits.indexOf(val.charAt(i))==-1) { return false; }
}
return true;
}
function _getInt(str,i,minlength,maxlength) {
for (var x=maxlength; x>=minlength; x--) {
var token=str.substring(i,i+x);
if (token.length < minlength) { return null; }
if (_isInteger(token)) { return token; }
}
return null;
}
// ------------------------------------------------------------------
// getDateFromFormat( date_string , format_string )
//
// This function takes a date string and a format string. It matches
// If the date string matches the format string, it returns the
// getTime() of the date. If it does not match, it returns 0.
// ------------------------------------------------------------------
function getDateFromFormat(val,format) {
val=val+"";
format=format+"";
var i_val=0;
var i_format=0;
var c="";
var token="";
var x,y;
var now=new Date();
var year=now.getYear();
var month=now.getMonth()+1;
var date=1;
while (i_format < format.length) {
// Get next token from format string
c=format.charAt(i_format);
token="";
while ((format.charAt(i_format)==c) && (i_format < format.length)) {
token += format.charAt(i_format++);
}
// Extract contents of value based on format token
if (token=="yyyy" || token=="yy" || token=="y") {
if (token=="yyyy") { x=4;y=4; }
if (token=="yy") { x=2;y=2; }
if (token=="y") { x=2;y=4; }
year=_getInt(val,i_val,x,y);
if (year==null) { return 0; }
i_val += year.length;
if (year.length==2) {
if (year > 70) { year=1900+(year-0); }
else { year=2000+(year-0); }
}
}
else if (token=="MM"||token=="M") {
month=_getInt(val,i_val,token.length,2);
if(month==null||(month<1)||(month>12)){return 0;}
i_val+=month.length;}
else if (token=="dd"||token=="d") {
date=_getInt(val,i_val,token.length,2);
if(date==null||(date<1)||(date>31)){return 0;}
i_val+=date.length;}
else {
if (val.substring(i_val,i_val+token.length)!=token) {return 0;}
else {i_val+=token.length;}
}
}
// If there are any trailing characters left in the value, it doesn't match
if (i_val != val.length) { return 0; }
// Is date valid for month?
if (month==2) {
// Check for leap year
if ( ( (year%4==0)&&(year%100 != 0) ) || (year%400==0) ) { // leap year
if (date > 29){ return 0; }
}
else { if (date > 28) { return 0; } }
}
if ((month==4)||(month==6)||(month==9)||(month==11)) {
if (date > 30) { return 0; }
}
var newdate=new Date(year,month-1,date);
return newdate;
}
if (typeof(Sys) != "undefined"){
Sys.Application.notifyScriptLoaded() ;
}
// ******************
// End Popup Calendar
// ******************