/* jQuery UI Date Picker v3.0 - previously jQuery Calendar
Written by Marc Grabanski (m@marcgrabanski.com) and Keith Wood (kbwood@iprimus.com.au).
Copyright (c) 2007 Marc Grabanski (http://marcgrabanski.com/code/ui-datepicker)
Dual licensed under the MIT (MIT-LICENSE.txt)
and GPL (GPL-LICENSE.txt) licenses.
Date: 09-03-2007 */
/* Date picker manager.
Use the singleton instance of this class, $.datepicker, to interact with the date picker.
Settings for (groups of) date pickers are maintained in an instance object
(DatepickerInstance), allowing multiple different settings on the same page. */
(function($) { // hide the namespace
function Datepicker() {
this.debug = false; // Change this to true to start debugging
this._nextId = 0; // Next ID for a date picker instance
this._inst = []; // List of instances indexed by ID
this._curInst = null; // The current instance in use
this._disabledInputs = []; // List of date picker inputs that have been disabled
this._datepickerShowing = false; // True if the popup picker is showing , false if not
this._inDialog = false; // True if showing within a "dialog", false if not
this.regional = []; // Available regional settings, indexed by language code
this.regional[''] = { // Default regional settings
clearText: 'Clear', // Display text for clear link
closeText: 'Close', // Display text for close link
prevText: '<Prev', // Display text for previous month link
nextText: 'Next>', // Display text for next month link
currentText: 'Today', // Display text for current month link
dayNames: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Names of days starting at Sunday
weekHeader: 'Wk', // Header for the week of the year column
monthNames: ['January','February','March','April','May','June',
'July','August','September','October','November','December'], // Names of months
dateFormat: 'MDY/', // First three are day, month, year in the required order,
// fourth (optional) is the separator, e.g. US would be 'MDY/', ISO would be 'YMD-'
firstDay: 0 // The first day of the week, Sun = 0, Mon = 1, ...
};
this._defaults = { // Global defaults for all the date picker instances
showOn: 'focus', // 'focus' for popup on focus,
// 'button' for trigger button, or 'both' for either
defaultDate: null, // Used when field is blank: actual date,
// +/-number for offset from today, null for today
appendText: '', // Display text following the input box, e.g. showing the format
buttonText: '...', // Text for trigger button
buttonImage: '', // URL for trigger button image
buttonImageOnly: false, // True if the image appears alone, false if it appears on a button
closeAtTop: true, // True to have the clear/close at the top,
// false to have them at the bottom
hideIfNoPrevNext: false, // True to hide next/previous month links
// if not applicable, false to just disable them
changeMonth: true, // True if month can be selected directly, false if only prev/next
changeYear: true, // True if year can be selected directly, false if only prev/next
yearRange: '-10:+10', // Range of years to display in drop-down,
// either relative to current year (-nn:+nn) or absolute (nnnn:nnnn)
changeFirstDay: true, // True to click on day name to change, false to remain as set
showOtherMonths: false, // True to show dates in other months, false to leave blank
showWeeks: false, // True to show week of the year, false to omit
calculateWeek: this.iso8601Week, // How to calculate the week of the year,
// takes a Date and returns the number of the week for it
useShortYear: false, // True to show years as YY, false to show them as YYYY
shortYearCutoff: '+10', // Short year values < this are in the current century,
// > this are in the previous century,
// string value starting with '+' for current year + value
minDate: null, // The earliest selectable date, or null for no limit
maxDate: null, // The latest selectable date, or null for no limit
speed: 'medium', // Speed of display/closure
beforeShowDay: null, // Function that takes a date and returns an array with
// [0] = true if selectable, false if not,
// [1] = custom CSS class name(s) or '', e.g. $.datepicker.noWeekends
beforeShow: null, // Function that takes an input field and
// returns a set of custom settings for the date picker
onSelect: null, // Define a callback function when a date is selected
numberOfMonths: 1, // Number of months to show at a time
stepMonths: 1, // Number of months to step back/forward
rangeSelect: false, // Allows for selecting a date range on one date picker
rangeSeparator: ' - ' // Text between two dates in a range
};
$.extend(this._defaults, this.regional['']);
this._datepickerDiv = $('');
}
$.extend(Datepicker.prototype, {
/* Class name added to elements to indicate already configured with a date picker. */
markerClassName: 'hasDatepicker',
/* Debug logging (if enabled). */
log: function () {
if (this.debug) {
console.log.apply('', arguments);
}
},
/* Register a new date picker instance - with custom settings. */
_register: function(inst) {
var id = this._nextId++;
this._inst[id] = inst;
return id;
},
/* Retrieve a particular date picker instance based on its ID. */
_getInst: function(id) {
return this._inst[id] || id;
},
/* Override the default settings for all instances of the date picker.
@param settings object - the new settings to use as defaults (anonymous object)
@return the manager object */
setDefaults: function(settings) {
extendRemove(this._defaults, settings || {});
return this;
},
/* Handle keystrokes. */
_doKeyDown: function(e) {
var inst = $.datepicker._getInst(this._calId);
if ($.datepicker._datepickerShowing) {
switch (e.keyCode) {
case 9: $.datepicker.hideDatepicker('');
break; // hide on tab out
case 13: $.datepicker._selectDay(inst, inst._selectedMonth, inst._selectedYear,
$('td.datepicker_daysCellOver', inst._datepickerDiv)[0]);
break; // select the value on enter
case 27: $.datepicker.hideDatepicker(inst._get('speed'));
break; // hide on escape
case 33: $.datepicker._adjustDate(inst,
(e.ctrlKey ? -1 : -inst._get('stepMonths')), (e.ctrlKey ? 'Y' : 'M'));
break; // previous month/year on page up/+ ctrl
case 34: $.datepicker._adjustDate(inst,
(e.ctrlKey ? +1 : +inst._get('stepMonths')), (e.ctrlKey ? 'Y' : 'M'));
break; // next month/year on page down/+ ctrl
case 35: if (e.ctrlKey) $.datepicker._clearDate(inst);
break; // clear on ctrl+end
case 36: if (e.ctrlKey) $.datepicker._gotoToday(inst);
break; // current on ctrl+home
case 37: if (e.ctrlKey) $.datepicker._adjustDate(inst, -1, 'D');
break; // -1 day on ctrl+left
case 38: if (e.ctrlKey) $.datepicker._adjustDate(inst, -7, 'D');
break; // -1 week on ctrl+up
case 39: if (e.ctrlKey) $.datepicker._adjustDate(inst, +1, 'D');
break; // +1 day on ctrl+right
case 40: if (e.ctrlKey) $.datepicker._adjustDate(inst, +7, 'D');
break; // +1 week on ctrl+down
}
}
else if (e.keyCode == 36 && e.ctrlKey) { // display the date picker on ctrl+home
$.datepicker.showFor(this);
}
},
/* Filter entered characters. */
_doKeyPress: function(e) {
var inst = $.datepicker._getInst(this._calId);
var chr = String.fromCharCode(e.charCode == undefined ? e.keyCode : e.charCode);
return (chr < ' ' || chr == inst._get('dateFormat').charAt(3) ||
(chr >= '0' && chr <= '9')); // only allow numbers and separator
},
/* Attach the date picker to an input field. */
_connectDatepicker: function(target, inst) {
var input = $(target);
if (this._hasClass(input, this.markerClassName)) {
return;
}
var appendText = inst._get('appendText');
if (appendText) {
input.after('' + appendText + '');
}
var showOn = inst._get('showOn');
if (showOn == 'focus' || showOn == 'both') { // pop-up date picker when in the marked field
input.focus(this.showFor);
}
if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked
var buttonText = inst._get('buttonText');
var buttonImage = inst._get('buttonImage');
var buttonImageOnly = inst._get('buttonImageOnly');
var trigger = $(buttonImageOnly ? '' :
'');
input.wrap('').after(trigger);
trigger.click(this.showFor);
}
input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress);
input[0]._calId = inst._id;
},
/* Attach an inline date picker to a div. */
_inlineDatepicker: function(target, inst) {
var input = $(target);
if (this._hasClass(input, this.markerClassName)) {
return;
}
input.addClass(this.markerClassName).append(inst._datepickerDiv);
input[0]._calId = inst._id;
this._updateDatepicker(inst);
inst._datepickerDiv.resize(function() { $.datepicker._inlineShow(inst); });
},
/* Tidy up after displaying the date picker. */
_inlineShow: function(inst) {
var numMonths = inst._get('numberOfMonths'); // fix width for dynamic number of date pickers
numMonths = (numMonths == null ? 1 : (typeof numMonths == 'number' ? numMonths : numMonths[1]));
inst._datepickerDiv.width(numMonths * $('.datepicker', inst._datepickerDiv[0]).width());
},
/* Does this element have a particular class? */
_hasClass: function(element, className) {
var classes = element.attr('class');
return (classes && classes.indexOf(className) > -1);
},
/* Pop-up the date picker in a "dialog" box.
@param dateText string - the initial date to display (in the current format)
@param onSelect function - the function(dateText) to call when a date is selected
@param settings object - update the dialog date picker instance's settings (anonymous object)
@param pos int[2] - coordinates for the dialog's position within the screen or
event - with x/y coordinates or
leave empty for default (screen centre)
@return the manager object */
dialogDatepicker: function(dateText, onSelect, settings, pos) {
var inst = this._dialogInst; // internal instance
if (!inst) {
inst = this._dialogInst = new DatepickerInstance({}, false);
this._dialogInput = $('');
this._dialogInput.keydown(this._doKeyDown);
$('body').append(this._dialogInput);
this._dialogInput[0]._calId = inst._id;
}
extendRemove(inst._settings, settings || {});
this._dialogInput.val(dateText);
this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
if (!this._pos) {
var viewportWidth;
var viewportHeight;
if (window.innerWidth) { // Mozilla/Netscape/Opera/IE7
viewportWidth = window.innerWidth,
viewportHeight = window.innerHeight
}
else if (document.documentElement && document.documentElement.clientWidth &&
document.documentElement.clientWidth != 0) { // IE6 standards compliant
viewportWidth = document.documentElement.clientWidth,
viewportHeight = document.documentElement.clientHeight
}
else { // older IE
viewportWidth = document.getElementsByTagName('body')[0].clientWidth,
viewportHeight = document.getElementsByTagName('body')[0].clientHeight
}
this._pos = // should use actual width/height below
[(viewportWidth / 2) - 100, (viewportHeight / 2) - 150];
this._pos[0] += // add the browser scroll position to the x-coord
(document.documentElement && document.documentElement.scrollLeft ?
document.documentElement.scrollLeft : document.body.scrollLeft);
this._pos[1] += // add the browser scroll position to the y-coord
(document.documentElement && document.documentElement.scrollTop ?
document.documentElement.scrollTop : document.body.scrollTop);
}
// move input on screen for focus, but hidden behind dialog
this._dialogInput.css('left', this._pos[0] + 'px').css('top', this._pos[1] + 'px');
inst._settings.onSelect = onSelect;
this._inDialog = true;
this._datepickerDiv.addClass('datepicker_dialog');
this.showFor(this._dialogInput[0]);
if ($.blockUI) {
$.blockUI(this._datepickerDiv);
}
return this;
},
/* Enable the input field(s) for entry.
@param inputs element - single input field or
string - the ID or other jQuery selector of the input field(s) or
object - jQuery collection of input fields
@return the manager object */
enableFor: function(inputs) {
inputs = (inputs.jquery ? inputs : $(inputs));
inputs.each(function() {
this.disabled = false;
$(this).siblings('button.datepicker_trigger').each(function() { this.disabled = false; });
$(this).siblings('img.datepicker_trigger').css({opacity: '1.0', cursor: ''});
var $this = this;
$.datepicker._disabledInputs = $.map($.datepicker._disabledInputs,
function(value) { return (value == $this ? null : value); }); // delete entry
});
return this;
},
/* Disable the input field(s) from entry.
@param inputs element - single input field or
string - the ID or other jQuery selector of the input field(s) or
object - jQuery collection of input fields
@return the manager object */
disableFor: function(inputs) {
inputs = (inputs.jquery ? inputs : $(inputs));
inputs.each(function() {
this.disabled = true;
$(this).siblings('button.datepicker_trigger').each(function() { this.disabled = true; });
$(this).siblings('img.datepicker_trigger').css({opacity: '0.5', cursor: 'default'});
var $this = this;
$.datepicker._disabledInputs = $.map($.datepicker._disabledInputs,
function(value) { return (value == $this ? null : value); }); // delete entry
$.datepicker._disabledInputs[$.datepicker._disabledInputs.length] = this;
});
return this;
},
/* Is the input field disabled?
@param input element - single input field or
string - the ID or other jQuery selector of the input field or
object - jQuery collection of input field
@return boolean - true if disabled, false if enabled */
isDisabled: function(input) {
input = (input.jquery ? input[0] : (typeof input == 'string' ? $(input)[0] : input));
for (var i = 0; i < $.datepicker._disabledInputs.length; i++) {
if ($.datepicker._disabledInputs[i] == input) {
return true;
}
}
return false;
},
/* Update the settings for a date picker attached to an input field or division.
@param control element - the input field or div/span attached to the date picker or
string - the ID or other jQuery selector of the input field or
object - jQuery object for input field or div/span
@param settings object - the new settings to update
@return the manager object */
reconfigureFor: function(control, settings) {
control = (control.jquery ? control[0] :
(typeof control == 'string' ? $(control)[0] : control));
var inst = this._getInst(control._calId);
if (inst) {
extendRemove(inst._settings, settings || {});
this._updateDatepicker(inst);
}
return this;
},
/* Set the date for a date picker attached to an input field or division.
@param control element - the input field or div/span attached to the date picker or
string - the ID or other jQuery selector of the input field or
object - jQuery object for input field or div/span
@param date Date - the new date
@param endDate Date - the new end date for a range (optional)
@return the manager object */
setDateFor: function(control, date, endDate) {
control = (control.jquery ? control[0] :
(typeof control == 'string' ? $(control)[0] : control));
var inst = this._getInst(control._calId);
if (inst) {
inst._setDate(date, endDate);
this._updateDatepicker(inst);
}
return this;
},
/* Retrieve the date for a date picker attached to an input field or division.
@param control element - the input field or div/span attached to the date picker or
string - the ID or other jQuery selector of the input field or
object - jQuery object for input field or div/span
@return Date - the current date or
Date[2] - the current dates for a range*/
getDateFor: function(control) {
control = (control.jquery ? control[0] :
(typeof control == 'string' ? $(control)[0] : control));
var inst = this._getInst(control._calId);
return (inst ? inst._getDate() : null);
},
/* Pop-up the date picker for a given input field.
@param control element - the input field attached to the date picker or
string - the ID or other jQuery selector of the input field or
object - jQuery object for input field
@return the manager object */
showFor: function(control) {
control = (control.jquery ? control[0] :
(typeof control == 'string' ? $(control)[0] : control));
var input = (control.nodeName && control.nodeName.toLowerCase() == 'input' ? control : this);
if (input.nodeName.toLowerCase() != 'input') { // find from button/image trigger
input = $('input', input.parentNode)[0];
}
if ($.datepicker._lastInput == input) { // already here
return;
}
if ($.datepicker.isDisabled(input)) {
return;
}
var inst = $.datepicker._getInst(input._calId);
var beforeShow = inst._get('beforeShow');
extendRemove(inst._settings, (beforeShow ? beforeShow(input) : {}));
$.datepicker.hideDatepicker('');
$.datepicker._lastInput = input;
inst._setDateFromField(input);
if ($.datepicker._inDialog) { // hide cursor
input.value = '';
}
if (!$.datepicker._pos) { // position below input
$.datepicker._pos = $.datepicker._findPos(input);
$.datepicker._pos[1] += input.offsetHeight; // add the height
}
inst._datepickerDiv.css('position', ($.datepicker._inDialog && $.blockUI ? 'static' : 'absolute')).
css('left', $.datepicker._pos[0] + 'px').css('top', $.datepicker._pos[1] + 'px');
$.datepicker._pos = null;
$.datepicker._showDatepicker(inst);
return this;
},
/* Construct and display the date picker. */
_showDatepicker: function(id) {
var inst = this._getInst(id);
inst._rangeStart = null;
this._updateDatepicker(inst);
if (!inst._inline) {
var speed = inst._get('speed');
var postProcess = function() {
$.datepicker._datepickerShowing = true;
$.datepicker._afterShow(inst);
};
var hideglitched = inst._get('hideglitched');
if (hideglitched) {
$('select, textarea, embed, object, iframe').css('visibility', 'hidden');
$('#datepicker_div select, #datepicker_div textarea, #datepicker_div embed, #datepicker_div object, #datepicker_div iframe').css('visibility', 'visible');
}
inst._datepickerDiv.show(speed, postProcess);
if (speed == '') {
postProcess();
}
if (inst._input[0].type != 'hidden') {
inst._input[0].focus();
}
this._curInst = inst;
}
},
/* Generate the date picker content. */
_updateDatepicker: function(inst) {
inst._datepickerDiv.empty().append(inst._generateDatepicker());
if (inst._get('numberOfMonths') != 1) {
inst._datepickerDiv.addClass('datepicker_multi');
}
else {
inst._datepickerDiv.removeClass('datepicker_multi');
}
if (inst._input && inst._input[0].type != 'hidden') {
inst._input[0].focus();
}
},
/* Tidy up after displaying the date picker. */
_afterShow: function(inst) {
var numMonths = inst._get('numberOfMonths'); // fix width for dynamic number of date pickers
numMonths = (numMonths == null ? 1 : (typeof numMonths == 'number' ? numMonths : numMonths[1]));
inst._datepickerDiv.width(numMonths * $('.datepicker', inst._datepickerDiv[0]).width());
if ($.browser.msie) { // fix IE < 7 select problems
$('#datepicker_cover').css({width: inst._datepickerDiv.width() + 4,
height: inst._datepickerDiv.height() + 4});
}
// re-position on screen if necessary
var pos = $.datepicker._findPos(inst._input[0]);
browserWidth = $(window).width();
if (document.documentElement && (document.documentElement.scrollLeft)) {
browserX = document.documentElement.scrollLeft;
}
else {
browserX = document.body.scrollLeft;
}
// reposition date picker if outside the browser window
if ((inst._datepickerDiv.offset().left + inst._datepickerDiv.width()) > (browserWidth + browserX)) {
inst._datepickerDiv.css('left', (pos[0] + $(inst._input[0]).width() - inst._datepickerDiv.width()) + 'px');
}
browserHeight = $(window).height();
if (document.documentElement && (document.documentElement.scrollTop)) {
browserTopY = document.documentElement.scrollTop;
}
else {
browserTopY = document.body.scrollTop;
}
// reposition date picker if outside the browser window
if ((inst._datepickerDiv.offset().top + inst._datepickerDiv.height()) > (browserTopY + browserHeight) ) {
inst._datepickerDiv.css('top', (pos[1] - (this._inDialog ? 0 : inst._datepickerDiv.height())) + 'px');
}
},
/* Hide the date picker from view.
@param speed string - the speed at which to close the date picker
@return void */
hideDatepicker: function(speed) {
var inst = this._curInst;
if (!inst) {
return;
}
var rangeSelect = inst._get('rangeSelect');
if (rangeSelect && this._stayOpen) {
this._selectDate(inst, inst._formatDate(
inst._currentDay, inst._currentMonth, inst._currentYear));
}
this._stayOpen = false;
if (this._datepickerShowing) {
speed = (speed != null ? speed : inst._get('speed'));
inst._datepickerDiv.hide(speed, function() {
$.datepicker._tidyDialog(inst);
});
if (speed == '') {
this._tidyDialog(inst);
}
this._datepickerShowing = false;
var hideglitched = inst._get('hideglitched');
if (hideglitched) {
$('select, textarea, embed, object, iframe').css('visibility', 'visible');
}
this._lastInput = null;
inst._settings.prompt = null;
if (this._inDialog) {
this._dialogInput.css('position', 'absolute').
css('left', '0px').css('top', '-100px');
if ($.blockUI) {
$.unblockUI();
$('body').append(this._datepickerDiv);
}
}
this._inDialog = false;
}
this._curInst = null;
},
/* Tidy up after a dialog display. */
_tidyDialog: function(inst) {
inst._datepickerDiv.removeClass('datepicker_dialog');
$('.datepicker_prompt', inst._datepickerDiv).remove();
},
/* Close date picker if clicked elsewhere. */
_checkExternalClick: function(event) {
if (!$.datepicker._curInst) {
return;
}
var target = $(event.target);
if ((target.parents("#datepicker_div").length == 0) &&
(target.attr('class') != 'datepicker_trigger') &&
$.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI)) {
$.datepicker.hideDatepicker('');
}
},
/* Adjust one of the date sub-fields. */
_adjustDate: function(id, offset, period) {
var inst = this._getInst(id);
inst._adjustDate(offset, period);
this._updateDatepicker(inst);
},
/* Action for current link. */
_gotoToday: function(id) {
var date = new Date();
var inst = this._getInst(id);
inst._selectedDay = date.getDate();
inst._selectedMonth = date.getMonth();
inst._selectedYear = date.getFullYear();
this._adjustDate(inst);
},
/* Action for selecting a new month/year. */
_selectMonthYear: function(id, select, period) {
var inst = this._getInst(id);
inst._selectingMonthYear = false;
inst[period == 'M' ? '_selectedMonth' : '_selectedYear'] =
select.options[select.selectedIndex].value - 0;
this._adjustDate(inst);
},
/* Restore input focus after not changing month/year. */
_clickMonthYear: function(id) {
var inst = this._getInst(id);
if (inst._input && inst._selectingMonthYear && !$.browser.msie) {
inst._input[0].focus();
}
inst._selectingMonthYear = !inst._selectingMonthYear;
},
/* Action for changing the first week day. */
_changeFirstDay: function(id, a) {
var inst = this._getInst(id);
var dayNames = inst._get('dayNames');
var value = a.firstChild.nodeValue;
for (var i = 0; i < 7; i++) {
if (dayNames[i] == value) {
inst._settings.firstDay = i;
break;
}
}
this._updateDatepicker(inst);
},
/* Action for selecting a day. */
_selectDay: function(id, month, year, td) {
if (this._hasClass($(td), 'datepicker_unselectable')) {
return;
}
var inst = this._getInst(id);
var rangeSelect = inst._get('rangeSelect');
if (rangeSelect) {
if (!this._stayOpen) {
$('.datepicker td').removeClass('datepicker_currentDay');
$(td).addClass('datepicker_currentDay');
}
this._stayOpen = !this._stayOpen;
}
inst._currentDay = $('a', td).html();
inst._currentMonth = month;
inst._currentYear = year;
this._selectDate(id, inst._formatDate(
inst._currentDay, inst._currentMonth, inst._currentYear));
if (this._stayOpen) {
inst._endDay = inst._endMonth = inst._endYear = null;
inst._rangeStart = new Date(inst._currentYear, inst._currentMonth, inst._currentDay);
this._updateDatepicker(inst);
}
else if (rangeSelect) {
if (inst._inline) {
inst._endDay = inst._currentDay;
inst._endMonth = inst._currentMonth;
inst._endYear = inst._currentYear;
inst._selectedDay = inst._currentDay = inst._rangeStart.getDate();
inst._selectedMonth = inst._currentMonth = inst._rangeStart.getMonth();
inst._selectedYear = inst._currentYear = inst._rangeStart.getFullYear();
inst._rangeStart = null;
this._updateDatepicker(inst);
}
else {
inst._rangeStart = null;
}
}
},
/* Erase the input field and hide the date picker. */
_clearDate: function(id) {
var inst = this._getInst(id);
this._stayOpen = false;
inst._rangeStart = null;
this._selectDate(inst, '');
},
/* Update the input field with the selected date. */
_selectDate: function(id, dateStr) {
var inst = this._getInst(id);
dateStr = (dateStr != null ? dateStr : inst._formatDate());
if (inst._rangeStart) {
dateStr = inst._formatDate(inst._rangeStart) + inst._get('rangeSeparator') + dateStr;
}
if (inst._input) {
inst._input.val(dateStr);
}
var onSelect = inst._get('onSelect');
if (onSelect) {
onSelect(dateStr, id, inst); // trigger custom callback
}
else {
inst._input.trigger('change'); // fire the change event
}
if (inst._inline) {
this._updateDatepicker(inst);
}
else {
if (!this._stayOpen) {
this.hideDatepicker(inst._get('speed'));
}
}
},
/* Set as beforeShowDay function to prevent selection of weekends.
@param date Date - the date to customise
@return [boolean, string] - is this date selectable?, what is its CSS class? */
noWeekends: function(date) {
var day = date.getDay();
return [(day > 0 && day < 6), ''];
},
/* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
@param date Date - the date to get the week for
@return number - the number of the week within the year that contains this date */
iso8601Week: function(date) {
var checkDate = new Date(date.getFullYear(), date.getMonth(), date.getDate());
var firstMon = new Date(checkDate.getFullYear(), 1 - 1, 4); // First week always contains 4 Jan
var firstDay = firstMon.getDay() || 7; // Day of week: Mon = 1, ..., Sun = 7
firstMon.setDate(firstMon.getDate() + 1 - firstDay); // Preceding Monday
if (firstDay < 4 && checkDate < firstMon) { // Adjust first three days in year if necessary
checkDate.setDate(checkDate.getDate() - 3); // Generate for previous year
return $.datepicker.iso8601Week(checkDate);
}
else if (checkDate > new Date(checkDate.getFullYear(), 12 - 1, 28)) { // Check last three days in year
firstDay = new Date(checkDate.getFullYear() + 1, 1 - 1, 4).getDay() || 7;
if (firstDay > 4 && (checkDate.getDay() || 7) < firstDay - 3) { // Adjust if necessary
checkDate.setDate(checkDate.getDate() + 3); // Generate for next year
return $.datepicker.iso8601Week(checkDate);
}
}
return Math.floor(((checkDate - firstMon) / 86400000) / 7) + 1; // Weeks to given date
},
/* Find an object's position on the screen. */
_findPos: function(obj) {
while (obj && (obj.type == 'hidden' || obj.nodeType != 1)) {
obj = obj.nextSibling;
}
var curleft = curtop = 0;
if (obj && obj.offsetParent) {
curleft = obj.offsetLeft;
curtop = obj.offsetTop;
while (obj = obj.offsetParent) {
var origcurleft = curleft;
curleft += obj.offsetLeft;
if (curleft < 0) {
curleft = origcurleft;
}
curtop += obj.offsetTop;
}
}
return [curleft,curtop];
}
});
/* Individualised settings for date picker functionality applied to one or more related inputs.
Instances are managed and manipulated through the Datepicker manager. */
function DatepickerInstance(settings, inline) {
this._id = $.datepicker._register(this);
this._selectedDay = 0;
this._selectedMonth = 0; // 0-11
this._selectedYear = 0; // 4-digit year
this._input = null; // The attached input field
this._inline = inline; // True if showing inline, false if used in a popup
this._datepickerDiv = (!inline ? $.datepicker._datepickerDiv :
$(''));
// customise the date picker object - uses manager defaults if not overridden
this._settings = extendRemove({}, settings || {}); // clone
if (inline) {
this._setDate(this._getDefaultDate());
}
}
$.extend(DatepickerInstance.prototype, {
/* Get a setting value, defaulting if necessary. */
_get: function(name) {
return (this._settings[name] != null ? this._settings[name] : $.datepicker._defaults[name]);
},
/* Parse existing date and initialise date picker. */
_setDateFromField: function(input) {
this._input = $(input);
var dateFormat = this._get('dateFormat');
var currentDate = this._input.val().split(dateFormat.charAt(3));
this._endDay = this._endMonth = this._endYear = null;
var shortYearCutoff = this._get('shortYearCutoff');
shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
var checkYear = function(year) {
if (year >= 100) {
return year;
}
var fullYear = new Date().getFullYear();
return fullYear - (fullYear % 100) + year + (year <= shortYearCutoff ? 0 : -100);
};
if (currentDate.length == 3) {
this._currentDay = parseInt(currentDate[dateFormat.indexOf('D')], 10);
this._currentMonth = parseInt(currentDate[dateFormat.indexOf('M')], 10) - 1;
this._currentYear = checkYear(parseInt(currentDate[dateFormat.indexOf('Y')], 10));
}
else if (currentDate.length == 5) { // if it's a date range
currentDateArray = this._input.val().split(this._get('rangeSeparator'));
currentDate = currentDateArray[0].split(dateFormat.charAt(3));
this._currentDay = parseInt(currentDate[dateFormat.indexOf('D')], 10);
this._currentMonth = parseInt(currentDate[dateFormat.indexOf('M')], 10) - 1;
this._currentYear = checkYear(parseInt(currentDate[dateFormat.indexOf('Y')], 10));
currentDate = currentDateArray[1].split(dateFormat.charAt(3));
this._endDay = parseInt(currentDate[dateFormat.indexOf('D')], 10);
this._endMonth = parseInt(currentDate[dateFormat.indexOf('M')], 10) - 1;
this._endYear = checkYear(parseInt(currentDate[dateFormat.indexOf('Y')], 10));
}
else {
var date = this._getDefaultDate();
this._currentDay = date.getDate();
this._currentMonth = date.getMonth();
this._currentYear = date.getFullYear();
}
this._selectedDay = this._currentDay;
this._selectedMonth = this._currentMonth;
this._selectedYear = this._currentYear;
this._adjustDate();
},
/* Retrieve the default date shown on opening. */
_getDefaultDate: function() {
var offsetDate = function(offset) {
var date = new Date();
date.setDate(date.getDate() + offset);
return date;
};
var defaultDate = this._get('defaultDate');
return (defaultDate == null ? new Date() :
(typeof defaultDate == 'number' ? offsetDate(defaultDate) : defaultDate));
},
/* Set the date(s) directly. */
_setDate: function(date, endDate) {
this._selectedDay = this._currentDay = date.getDate();
this._selectedMonth = this._currentMonth = date.getMonth();
this._selectedYear = this._currentYear = date.getFullYear();
if (this._get('rangeSelect')) {
if (endDate) {
this._endDay = endDate.getDate();
this._endMonth = endDate.getMonth();
this._endYear = endDate.getFullYear();
}
else {
this._endDay = this._currentDay;
this._endMonth = this._currentMonth;
this._endYear = this._currentYear;
}
}
this._adjustDate();
},
/* Retrieve the date(s) directly. */
_getDate: function() {
var startDate = new Date(this._currentYear, this._currentMonth, this._currentDay);
if (this._get('rangeSelect')) {
return [startDate, new Date(this._endYear, this._endMonth, this._endDay)];
}
else {
return startDate;
}
},
/* Generate the HTML for the current state of the date picker. */
_generateDatepicker: function() {
var today = new Date();
today = new Date(today.getFullYear(), today.getMonth(), today.getDate()); // clear time
// build the date picker HTML
var controls = '
';
var minDate = this._getMinDate();
var maxDate = this._get('maxDate');
var drawMonth = this._selectedMonth;
var drawYear = this._selectedYear;
var showWeeks = this._get('showWeeks');
for (var row = 0; row < numMonths[0]; row++) {
for (var col = 0; col < numMonths[1]; col++) {
var selectedDate = new Date(drawYear, drawMonth, this._selectedDay);
html += '
' : '');
var firstDay = this._get('firstDay');
var changeFirstDay = this._get('changeFirstDay');
var dayNames = this._get('dayNames');
for (var dow = 0; dow < 7; dow++) { // days of the week
html += '
'; // display for this month
printDate.setDate(printDate.getDate() + 1);
}
html += '
';
}
drawMonth++;
if (drawMonth > 11) {
drawMonth = 0;
drawYear++;
}
html += '
';
}
}
html += (!closeAtTop && !this._inline ? controls : '') +
'' + (!$.browser.msie ? '' :
'');
return html;
},
/* Generate the month and year header. */
_generateMonthYearHeader: function(drawMonth, drawYear, minDate, maxDate, selectedDate, secondary) {
minDate = (this._rangeStart && minDate && selectedDate < minDate ? selectedDate : minDate);
var html = '
';
// month selection
var monthNames = this._get('monthNames');
if (secondary || !this._get('changeMonth')) {
html += monthNames[drawMonth] + ' ';
}
else {
var inMinYear = (minDate && minDate.getFullYear() == drawYear);
var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
html += '';
}
// year selection
if (secondary || !this._get('changeYear')) {
html += drawYear;
}
else {
// determine range of years to display
var years = this._get('yearRange').split(':');
var year = 0;
var endYear = 0;
if (years.length != 2) {
year = drawYear - 10;
endYear = drawYear + 10;
}
else if (years[0].charAt(0) == '+' || years[0].charAt(0) == '-') {
year = drawYear + parseInt(years[0], 10);
endYear = drawYear + parseInt(years[1], 10);
}
else {
year = parseInt(years[0], 10);
endYear = parseInt(years[1], 10);
}
year = (minDate ? Math.max(year, minDate.getFullYear()) : year);
endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear);
html += '';
}
html += '
'; // Close datepicker_header
return html;
},
/* Adjust one of the date sub-fields. */
_adjustDate: function(offset, period) {
var year = this._selectedYear + (period == 'Y' ? offset : 0);
var month = this._selectedMonth + (period == 'M' ? offset : 0);
var day = Math.min(this._selectedDay, this._getDaysInMonth(year, month)) +
(period == 'D' ? offset : 0);
var date = new Date(year, month, day);
// ensure it is within the bounds set
var minDate = this._getMinDate();
var maxDate = this._get('maxDate');
date = (minDate && date < minDate ? minDate : date);
date = (maxDate && date > maxDate ? maxDate : date);
this._selectedDay = date.getDate();
this._selectedMonth = date.getMonth();
this._selectedYear = date.getFullYear();
},
/* Determine the current minimum date - may be overridden for a range. */
_getMinDate: function() {
return this._get('minDate') || this._rangeStart;
},
/* Find the number of days in a given month. */
_getDaysInMonth: function(year, month) {
return 32 - new Date(year, month, 32).getDate();
},
/* Find the day of the week of the first of a month. */
_getFirstDayOfMonth: function(year, month) {
return new Date(year, month, 1).getDay();
},
/* Determines if we should allow a "next/prev" month display change. */
_canAdjustMonth: function(offset) {
var date = new Date(this._selectedYear, this._selectedMonth + offset, 1);
if (offset < 0) {
date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
}
return this._isInRange(date);
},
/* Is the given date in the accepted range? */
_isInRange: function(date) {
// during range selection, use minimum of selected date and range start
var newMinDate = (!this._rangeStart ? null :
new Date(this._selectedYear, this._selectedMonth, this._selectedDay));
newMinDate = (newMinDate && this._rangeStart < newMinDate ? this._rangeStart : newMinDate);
var minDate = newMinDate || this._get('minDate');
var maxDate = this._get('maxDate');
return ((!minDate || date >= minDate) && (!maxDate || date <= maxDate));
},
/* Format the given date for display. */
_formatDate: function(day, month, year) {
if (!day) {
day = this._currentDay = this._selectedDay;
month = this._currentMonth = this._selectedMonth;
year = this._currentYear = this._selectedYear;
}
else if (typeof day == 'object') {
year = day.getFullYear();
month = day.getMonth();
day = day.getDate();
}
month++; // adjust javascript month
year = (this._get('useShortYear') ? year % 100 : year);
var dateFormat = this._get('dateFormat');
var dateString = '';
for (var i = 0; i < 3; i++) {
dateString += dateFormat.charAt(3) +
(dateFormat.charAt(i) == 'D' ? (day < 10 ? '0' : '') + day :
(dateFormat.charAt(i) == 'M' ? (month < 10 ? '0' : '') + month :
(dateFormat.charAt(i) == 'Y' ? (year < 10 ? '0' : '') + year : '?')));
}
return dateString.substring(dateFormat.charAt(3) ? 1 : 0);
}
});
/* jQuery extend now ignores nulls! */
function extendRemove(target, props) {
$.extend(target, props);
for (var name in props) {
if (props[name] == null) {
target[name] = null;
}
}
return target;
}
/* Attach the date picker to a jQuery selection.
@param settings object - the new settings to use for this date picker instance (anonymous)
@return jQuery object - for chaining further calls */
$.fn.datepicker = function(settings) {
return this.each(function() {
// check for settings on the control itself - in namespace 'date:'
var inlineSettings = null;
for (attrName in $.datepicker._defaults) {
var attrValue = this.getAttribute('date:' + attrName);
if (attrValue) {
inlineSettings = inlineSettings || {};
try {
inlineSettings[attrName] = eval(attrValue);
}
catch (err) {
inlineSettings[attrName] = attrValue;
}
}
}
var nodeName = this.nodeName.toLowerCase();
if (nodeName == 'input') {
var instSettings = (inlineSettings ? $.extend($.extend({}, settings || {}),
inlineSettings || {}) : settings); // clone and customise
var inst = (inst && !inlineSettings ? inst :
new DatepickerInstance(instSettings, false));
$.datepicker._connectDatepicker(this, inst);
}
else if (nodeName == 'div' || nodeName == 'span') {
var instSettings = $.extend($.extend({}, settings || {}),
inlineSettings || {}); // clone and customise
var inst = new DatepickerInstance(instSettings, true);
$.datepicker._inlineDatepicker(this, inst);
}
});
};
/* Initialise the date picker. */
$(document).ready(function() {
$.datepicker = new Datepicker(); // singleton instance
$(document.body).append($.datepicker._datepickerDiv).
mousedown($.datepicker._checkExternalClick);
});
})(jQuery);;
document.write('\n');
document.write('
\n');
document.write('
\n');
document.write(' \n');
document.write('
\n');
document.write('
\n');
document.write('
\n');
document.write(' \n');
document.write('\n');
document.write('\n');
document.write('\n');
document.write('\n');
document.write('\n');
$(document).ready(function() {
var one_day=1000*60*60*24;
var now = new Date();
$('#start-date').datepicker({
showOn: 'none', // no automatic anything! click only!
clearText: ' ',
onSelect: set_arrival,
minDate: new Date(now.getTime() - one_day),
hideglitched: false
});
$('#end-date').datepicker({
showOn: 'none', // no automatic anything! click only!
clearText: ' ',
onSelect: set_departure,
minDate: new Date(now.getTime()),
hideglitched: false
});
$("#jrs_city_radio").click(function() {
$("#jrs_region_group_id").attr("disabled", true);
$("#jrs_region_group_id").get(0).selectedIndex = 0;
$("#jrs_location_group_id").attr("disabled", false);
$("#group_id").val("771");
$("#by_regions").val("");
});
$("#jrs_region_radio").click(function() {
$("#jrs_location_group_id").attr("disabled", true);
$("#jrs_location_group_id").get(0).selectedIndex = 0;
$("#jrs_region_group_id").attr("disabled", false);
$("#group_id").val("771");
$("#by_regions").val("1");
});
});
function update_hiddens(whichdate, chosenvalue) {
var arrival, departure;
if (whichdate == 'arrival') {
arrival = new Date(chosenvalue);
} else {
arrival = new Date(document.getElementById('start-date').value);
}
if (whichdate == 'departure') {
departure = new Date(chosenvalue);
} else {
departure = new Date(document.getElementById('end-date').value);
}
var now = new Date();
var one_day=1000*60*60*24;
var nights = Math.max(1, Math.ceil(document.getElementById('nights').value));
if (isNaN(arrival.getTime())) {
arrival = new Date(now.getTime() + one_day);
}
if (isNaN(departure.getTime())) {
departure = new Date(now.getTime() + (one_day * 2));
}
document.getElementById('sDay').value = arrival.getDate();
if(document.getElementById('sDay').value.length==1){
document.getElementById('sDay').value = '0'+document.getElementById('sDay').value;
}
document.getElementById('sMonth').value = arrival.getMonth() + 1; // Jan = 0
if(document.getElementById('sMonth').value.length==1){
document.getElementById('sMonth').value = '0'+document.getElementById('sMonth').value;
}
document.getElementById('sYear').value = arrival.getFullYear();
if (whichdate == 'arrival') {
departure = new Date(arrival.getTime() + (one_day * nights));
$('#end-date').val(format_date(departure.getTime()));
$.datepicker.reconfigureFor('#end-date', {minDate: new Date(arrival.getTime() + one_day)});
$.datepicker.setDateFor('#end-date', departure);
}
nights = Math.ceil((departure.getTime()-arrival.getTime())/(one_day));
nights = Math.max(nights, 1);
document.getElementById('nights').value = nights;
}
function safe_add_days (thedate, numdays) {
}
function set_arrival (chosenvalue) {
update_hiddens('arrival', chosenvalue);
}
function set_departure (chosenvalue) {
update_hiddens('departure', chosenvalue);
}
function format_date(ms) {
var thedate;
thedate = new Date(ms);
return (thedate.getMonth() + 1) + '/' + zeropad(thedate.getDate(),2) + '/' + thedate.getFullYear(); // Jan = 0
}
function zeropad (num, zeros) {
var retval = '';
var numstr = num.toString();
for (var i=numstr.length; i < zeros; i++) {
retval += '0';
}
retval += numstr;
return retval;
}
function check_submit(){
if(document.getElementById('group_id').value == '' || document.getElementById('group_id').value == '771'){
alert('Please enter a city or a region.');
return false;
}
else{
return true;
}
}
function check_dates(){
if(document.getElementById('start-date').value == 'Check-In' || document.getElementById('end-date').value == 'Check-Out'){
document.getElementById('start-date').value = '02/23/2012';
document.getElementById('end-date').value = '02/24/2012';
}
}
var amenities = new Array();
function toggle_amenity(which_amenity){
if(document.getElementById('amenity['+which_amenity+']').checked == 0){
amenities[which_amenity] = '';
}
else{
amenities[which_amenity] = which_amenity;
}
document.getElementById('amenities_filter').value = amenities;
}
function jrs_submit_form(){
check_dates();
var now = new Date();
var one_day=1000*60*60*24;
var nights = Math.max(1, Math.ceil(document.getElementById('nights').value));
arrival = new Date(document.getElementById('start-date').value);
departure = new Date(document.getElementById('end-date').value);
document.getElementById('sDay').value = arrival.getDate();
if(document.getElementById('sDay').value.length==1){
document.getElementById('sDay').value = '0'+document.getElementById('sDay').value;
}
document.getElementById('sMonth').value = arrival.getMonth() + 1; // Jan = 0
if(document.getElementById('sMonth').value.length==1){
document.getElementById('sMonth').value = '0'+document.getElementById('sMonth').value;
}
document.getElementById('sYear').value = arrival.getFullYear();
nights = Math.ceil((departure.getTime()-arrival.getTime())/(one_day));
nights = Math.max(nights, 1);
document.getElementById('nights').value = nights;
var amenities_filter = document.getElementById('amenities_filter').value;
var clone_id = document.getElementById('cloneID').value;
var group_id = document.getElementById('group_id').value;
var nights = document.getElementById('nights').value;
var sDay = document.getElementById('sDay').value;
var sMonth = document.getElementById('sMonth').value;
var sYear = document.getElementById('sYear').value;
var lodgingID = document.getElementById('lodgingID').value;
var s_date = document.getElementById('start-date').value;
var e_date = document.getElementById('end-date').value;
var submit_url = 'http://pennsylvania-bookdirect.com/redirect_booking.php?cloneID='+clone_id+'&group_id='+group_id+'&nights='+nights+'&sDay='+sDay+'&sMonth='+sMonth+'&sYear='+sYear+'&lodgingID='+lodgingID+'&start-date='+s_date+'&end-date='+e_date+'&amenities_filter='+amenities_filter;
window.open(submit_url);
}
![](\"http://www.prod.bookdirect.net/images/bookdirect_images/visitpa.com/select_region_map.jpg\" "\\"select")