var MONTH_NAMES = new Array('January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December', 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec');
var DAY_NAMES = new Array('Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat');
function LZ(x) { return (x < 0 || x > 9 ? "" : "0")+x }
function isDate(val, format) {
var date = getDateFromFormat(val, format);
if (date == 0) { return false; }
return true;
}
function compareDates(date1, dateformat1, date2, dateformat2) {
var d1 = getDateFromFormat(date1, dateformat1);
var d2 = getDateFromFormat(date2, dateformat2);
if (d1 == 0 || d2 == 0) {
return-1;
}
else if (d1 > d2) {
return 1;
}
return 0;
}
function formatDate(date, format) {
format = format+"";
var result = "";
var i_format = 0;
var c = "";
var token = "";
var y = date.getYear()+"";
var M = date.getMonth()+1;
var d = date.getDate();
var E = date.getDay();
var H = date.getHours();
var m = date.getMinutes();
var s = date.getSeconds();
var yyyy, yy, MMM, MM, dd, hh, h, mm, ss, ampm, HH, H, KK, K, kk, k;
var value = new Object();
if (y.length < 4) { y = ""+(y-0+1900); }
value["y"] = ""+y;
value["yyyy"] = y;
value["yy"] = y.substring(2, 4);
value["M"] = M;
value["MM"] = LZ(M);
value["MMM"] = MONTH_NAMES[M-1];
value["NNN"] = MONTH_NAMES[M+11];
value["d"] = d;
value["dd"] = LZ(d);
value["E"] = DAY_NAMES[E+7];
value["EE"] = DAY_NAMES[E];
value["H"] = H;
value["HH"] = LZ(H);
if (H == 0) { value["h"] = 12; }
else if (H > 12) { value["h"] = H-12; }
else { value["h"] = H; }
value["hh"] = LZ(value["h"]);
if (H > 11) { value["K"] = H-12; } else { value["K"] = H; }
value["k"] = H+1;
value["KK"] = LZ(value["K"]);
value["kk"] = LZ(value["k"]);
if (H > 11) { value["a"] = "PM"; }
else { value["a"] = "AM"; }
value["m"] = m;
value["mm"] = LZ(m);
value["s"] = s;
value["ss"] = LZ(s);
while (i_format < format.length) {
c = format.charAt(i_format);
token = "";
while ((format.charAt(i_format) == c) && (i_format < format.length)) {
token+= format.charAt(i_format++);
}
if (value[token] != null) { result = result+value[token]; }
else { result = result+token; }
}
return result;
}
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;
}
function getDateFromFormat(val, format) {
val = val+"";
format = format+"";
var i_val = 0;
var i_format = 0;
var c = "";
var token = "";
var token2 = "";
var x, y;
var now = new Date();
var year = now.getYear();
var month = now.getMonth()+1;
var date = 1;
var hh = now.getHours();
var mm = now.getMinutes();
var ss = now.getSeconds();
var ampm = "";
while (i_format < format.length) {
c = format.charAt(i_format);
token = "";
while ((format.charAt(i_format) == c) && (i_format < format.length)) {
token+= format.charAt(i_format++);
}
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 == "MMM" || token == "NNN") {
month = 0;
for (var i = 0; i < MONTH_NAMES.length; i++) {
var month_name = MONTH_NAMES[i];
if (val.substring(i_val, i_val+month_name.length).toLowerCase() == month_name.toLowerCase()) {
if (token == "MMM" || (token == "NNN" && i > 11)) {
month = i+1;
if (month > 12) { month-= 12; }
i_val+= month_name.length;
break;
}
}
}
if ((month < 1) || (month > 12)) { return 0; }
}
else if (token == "EE" || token == "E") {
for (var i = 0; i < DAY_NAMES.length; i++) {
var day_name = DAY_NAMES[i];
if (val.substring(i_val, i_val+day_name.length).toLowerCase() == day_name.toLowerCase()) {
i_val+= day_name.length;
break;
}
}
}
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 (token == "hh" || token == "h") {
hh = _getInt(val, i_val, token.length, 2);
if (hh == null || (hh < 1) || (hh > 12)) { return 0; }
i_val+= hh.length;
}
else if (token == "HH" || token == "H") {
hh = _getInt(val, i_val, token.length, 2);
if (hh == null || (hh < 0) || (hh > 23)) { return 0; }
i_val+= hh.length;
}
else if (token == "KK" || token == "K") {
hh = _getInt(val, i_val, token.length, 2);
if (hh == null || (hh < 0) || (hh > 11)) { return 0; }
i_val+= hh.length;
}
else if (token == "kk" || token == "k") {
hh = _getInt(val, i_val, token.length, 2);
if (hh == null || (hh < 1) || (hh > 24)) { return 0; }
i_val+= hh.length; hh--;
}
else if (token == "mm" || token == "m") {
mm = _getInt(val, i_val, token.length, 2);
if (mm == null || (mm < 0) || (mm > 59)) { return 0; }
i_val+= mm.length;
}
else if (token == "ss" || token == "s") {
ss = _getInt(val, i_val, token.length, 2);
if (ss == null || (ss < 0) || (ss > 59)) { return 0; }
i_val+= ss.length;
}
else if (token == "a") {
if (val.substring(i_val, i_val+2).toLowerCase() == "am") { ampm = "AM"; }
else if (val.substring(i_val, i_val+2).toLowerCase() == "pm") { ampm = "PM"; }
else { return 0; }
i_val+= 2;
}
else {
if (val.substring(i_val, i_val+token.length) != token) { return 0; }
else { i_val+= token.length; }
}
}
if (i_val != val.length) { return 0; }
if (month == 2) {
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; }
}
if (hh < 12 && ampm == "PM") { hh = hh-0+12; }
else if (hh > 11 && ampm == "AM") { hh-= 12; }
var newdate = new Date(year, month-1, date, hh, mm, ss);
return newdate.getTime();
}
function parseDate(val) {
var preferEuro = (arguments.length == 2) ? arguments[1] : false;
generalFormats = new Array('y-M-d', 'MMM d, y', 'MMM d,y', 'y-MMM-d', 'd-MMM-y', 'MMM d');
monthFirst = new Array('M/d/y', 'M-d-y', 'M.d.y', 'MMM-d', 'M/d', 'M-d');
dateFirst = new Array('d/M/y', 'd-M-y', 'd.M.y', 'd-MMM', 'd/M', 'd-M');
var checkList = new Array('generalFormats', preferEuro ? 'dateFirst' : 'monthFirst', preferEuro ? 'monthFirst' : 'dateFirst');
var d = null;
for (var i = 0; i < checkList.length; i++) {
var l = window[checkList[i]];
for (var j = 0; j < l.length; j++) {
d = getDateFromFormat(val, l[j]);
if (d != 0) { return new Date(d); }
}
}
return null;
}
function checkDatums(formulier, inputType) {
var datumOnjuist = 0;
datumsonjuist_array = new Array();
$("input.datum").each(function() {
var datumwaarde = $(this).val();
if (datumwaarde != "") {
datumOnjuist+= 1;
}
if (isDate(datumwaarde, 'd-M-yyyy') || isDate(datumwaarde, 'M-yyyy') || isDate(datumwaarde, 'yyyy')
|| isDate(datumwaarde, 'd/M/yyyy') || isDate(datumwaarde, 'MM/yyyy')) {
datumOnjuist-= 1;
}
else {datumsonjuist_array.push(datumwaarde);
}
});
if (datumOnjuist == 0) {
submit(document.forms[formulier]);
}
if (datumOnjuist == 1) {
alert("Het datumveld met de invoer \""+datumsonjuist_array[0]+"\" is niet juist.\nDe correcte manier om een datum in te voeren is: 01/01/2009.");
}
if (datumOnjuist > 1) {
var datums = datumsonjuist_array.join("\", \"");
alert("De volgende datums zijn niet correct ingevoerd: \""+datums+"\".\nDe correcte manier om een datum in te voeren is: 01/01/2009.");
}
if (datumOnjuist > 0 && inputType == "button") {
return false;
}
if (datumOnjuist == 0 && inputType == "button") {
return true;
}
}