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authorpatdenice <patdenice@piwigo.org>2008-09-25 15:10:39 +0000
committerpatdenice <patdenice@piwigo.org>2008-09-25 15:10:39 +0000
commitfd0b26af453fedf4528eaf4114914a6e5b7bc685 (patch)
treedf6baa48ee5512e6b96f7a4f1184db8ab91e131e /template-common/lib/ui/ui.datepicker.js
parenta3dc10babc0609f2a097bca76da1de8b2d92ace6 (diff)
- Add all jQuery UI files (for future use) in stable version (1.5.2).
- Use jQuery cluetip plugin for new plugins page. - Remove old CSS tooltip rules. git-svn-id: http://piwigo.org/svn/trunk@2587 68402e56-0260-453c-a942-63ccdbb3a9ee
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diff --git a/template-common/lib/ui/ui.datepicker.js b/template-common/lib/ui/ui.datepicker.js
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+/*
+ * jQuery UI Datepicker
+ *
+ * Copyright (c) 2006, 2007, 2008 Marc Grabanski
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI/Datepicker
+ *
+ * Depends:
+ * ui.core.js
+ *
+ * Marc Grabanski (m@marcgrabanski.com) and Keith Wood (kbwood@virginbroadband.com.au).
+ */
+
+(function($) { // hide the namespace
+
+var PROP_NAME = 'datepicker';
+
+/* 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,
+ allowing multiple different settings on the same page. */
+
+function Datepicker() {
+ this.debug = false; // Change this to true to start debugging
+ 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._mainDivId = 'ui-datepicker-div'; // The ID of the main datepicker division
+ this._appendClass = 'ui-datepicker-append'; // The name of the append marker class
+ this._triggerClass = 'ui-datepicker-trigger'; // The name of the trigger marker class
+ this._dialogClass = 'ui-datepicker-dialog'; // The name of the dialog marker class
+ this._promptClass = 'ui-datepicker-prompt'; // The name of the dialog prompt marker class
+ this._unselectableClass = 'ui-datepicker-unselectable'; // The name of the unselectable cell marker class
+ this._currentClass = 'ui-datepicker-current-day'; // The name of the current day marker class
+ this.regional = []; // Available regional settings, indexed by language code
+ this.regional[''] = { // Default regional settings
+ clearText: 'Clear', // Display text for clear link
+ clearStatus: 'Erase the current date', // Status text for clear link
+ closeText: 'Close', // Display text for close link
+ closeStatus: 'Close without change', // Status text for close link
+ prevText: '&#x3c;Prev', // Display text for previous month link
+ prevStatus: 'Show the previous month', // Status text for previous month link
+ nextText: 'Next&#x3e;', // Display text for next month link
+ nextStatus: 'Show the next month', // Status text for next month link
+ currentText: 'Today', // Display text for current month link
+ currentStatus: 'Show the current month', // Status text for current month link
+ monthNames: ['January','February','March','April','May','June',
+ 'July','August','September','October','November','December'], // Names of months for drop-down and formatting
+ monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting
+ monthStatus: 'Show a different month', // Status text for selecting a month
+ yearStatus: 'Show a different year', // Status text for selecting a year
+ weekHeader: 'Wk', // Header for the week of the year column
+ weekStatus: 'Week of the year', // Status text for the week of the year column
+ dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting
+ dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting
+ dayNamesMin: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday
+ dayStatus: 'Set DD as first week day', // Status text for the day of the week selection
+ dateStatus: 'Select DD, M d', // Status text for the date selection
+ dateFormat: 'mm/dd/yy', // See format options on parseDate
+ firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ...
+ initStatus: 'Select a date', // Initial Status text on opening
+ isRTL: false // True if right-to-left language, false if left-to-right
+ };
+ 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
+ showAnim: 'show', // Name of jQuery animation for popup
+ showOptions: {}, // Options for enhanced animations
+ 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
+ mandatory: false, // True to hide the Clear link, false to include it
+ hideIfNoPrevNext: false, // True to hide next/previous month links
+ // if not applicable, false to just disable them
+ navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links
+ gotoCurrent: false, // True if today link goes back to current selection instead
+ 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
+ highlightWeek: false, // True to highlight the selected week
+ 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
+ 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
+ showStatus: false, // True to show status bar at bottom, false to not show it
+ statusForDate: this.dateStatus, // Function to provide status text for a date -
+ // takes date and instance as parameters, returns display text
+ minDate: null, // The earliest selectable date, or null for no limit
+ maxDate: null, // The latest selectable date, or null for no limit
+ duration: 'normal', // Duration 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 '',
+ // [2] = cell title (optional), 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
+ onChangeMonthYear: null, // Define a callback function when the month or year is changed
+ onClose: null, // Define a callback function when the datepicker is closed
+ 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
+ altField: '', // Selector for an alternate field to store selected dates into
+ altFormat: '' // The date format to use for the alternate field
+ };
+ $.extend(this._defaults, this.regional['']);
+ this.dpDiv = $('<div id="' + this._mainDivId + '" style="display: none;"></div>');
+}
+
+$.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);
+ },
+
+ /* 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;
+ },
+
+ /* Attach the date picker to a jQuery selection.
+ @param target element - the target input field or division or span
+ @param settings object - the new settings to use for this date picker instance (anonymous) */
+ _attachDatepicker: function(target, settings) {
+ // check for settings on the control itself - in namespace 'date:'
+ var inlineSettings = null;
+ for (attrName in this._defaults) {
+ var attrValue = target.getAttribute('date:' + attrName);
+ if (attrValue) {
+ inlineSettings = inlineSettings || {};
+ try {
+ inlineSettings[attrName] = eval(attrValue);
+ } catch (err) {
+ inlineSettings[attrName] = attrValue;
+ }
+ }
+ }
+ var nodeName = target.nodeName.toLowerCase();
+ var inline = (nodeName == 'div' || nodeName == 'span');
+ if (!target.id)
+ target.id = 'dp' + new Date().getTime();
+ var inst = this._newInst($(target), inline);
+ inst.settings = $.extend({}, settings || {}, inlineSettings || {});
+ if (nodeName == 'input') {
+ this._connectDatepicker(target, inst);
+ } else if (inline) {
+ this._inlineDatepicker(target, inst);
+ }
+ },
+
+ /* Create a new instance object. */
+ _newInst: function(target, inline) {
+ return {id: target[0].id, input: target, // associated target
+ selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection
+ drawMonth: 0, drawYear: 0, // month being drawn
+ inline: inline, // is datepicker inline or not
+ dpDiv: (!inline ? this.dpDiv : // presentation div
+ $('<div class="ui-datepicker-inline"></div>'))};
+ },
+
+ /* Attach the date picker to an input field. */
+ _connectDatepicker: function(target, inst) {
+ var input = $(target);
+ if (input.hasClass(this.markerClassName))
+ return;
+ var appendText = this._get(inst, 'appendText');
+ var isRTL = this._get(inst, 'isRTL');
+ if (appendText)
+ input[isRTL ? 'before' : 'after']('<span class="' + this._appendClass + '">' + appendText + '</span>');
+ var showOn = this._get(inst, 'showOn');
+ if (showOn == 'focus' || showOn == 'both') // pop-up date picker when in the marked field
+ input.focus(this._showDatepicker);
+ if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked
+ var buttonText = this._get(inst, 'buttonText');
+ var buttonImage = this._get(inst, 'buttonImage');
+ var trigger = $(this._get(inst, 'buttonImageOnly') ?
+ $('<img/>').addClass(this._triggerClass).
+ attr({ src: buttonImage, alt: buttonText, title: buttonText }) :
+ $('<button type="button"></button>').addClass(this._triggerClass).
+ html(buttonImage == '' ? buttonText : $('<img/>').attr(
+ { src:buttonImage, alt:buttonText, title:buttonText })));
+ input[isRTL ? 'before' : 'after'](trigger);
+ trigger.click(function() {
+ if ($.datepicker._datepickerShowing && $.datepicker._lastInput == target)
+ $.datepicker._hideDatepicker();
+ else
+ $.datepicker._showDatepicker(target);
+ return false;
+ });
+ }
+ input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress).
+ bind("setData.datepicker", function(event, key, value) {
+ inst.settings[key] = value;
+ }).bind("getData.datepicker", function(event, key) {
+ return this._get(inst, key);
+ });
+ $.data(target, PROP_NAME, inst);
+ },
+
+ /* Attach an inline date picker to a div. */
+ _inlineDatepicker: function(target, inst) {
+ var input = $(target);
+ if (input.hasClass(this.markerClassName))
+ return;
+ input.addClass(this.markerClassName).append(inst.dpDiv).
+ bind("setData.datepicker", function(event, key, value){
+ inst.settings[key] = value;
+ }).bind("getData.datepicker", function(event, key){
+ return this._get(inst, key);
+ });
+ $.data(target, PROP_NAME, inst);
+ this._setDate(inst, this._getDefaultDate(inst));
+ this._updateDatepicker(inst);
+ },
+
+ /* Tidy up after displaying the date picker. */
+ _inlineShow: function(inst) {
+ var numMonths = this._getNumberOfMonths(inst); // fix width for dynamic number of date pickers
+ inst.dpDiv.width(numMonths[1] * $('.ui-datepicker', inst.dpDiv[0]).width());
+ },
+
+ /* Pop-up the date picker in a "dialog" box.
+ @param input element - ignored
+ @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(input, dateText, onSelect, settings, pos) {
+ var inst = this._dialogInst; // internal instance
+ if (!inst) {
+ var id = 'dp' + new Date().getTime();
+ this._dialogInput = $('<input type="text" id="' + id +
+ '" size="1" style="position: absolute; top: -100px;"/>');
+ this._dialogInput.keydown(this._doKeyDown);
+ $('body').append(this._dialogInput);
+ inst = this._dialogInst = this._newInst(this._dialogInput, false);
+ inst.settings = {};
+ $.data(this._dialogInput[0], PROP_NAME, inst);
+ }
+ extendRemove(inst.settings, settings || {});
+ this._dialogInput.val(dateText);
+
+ this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
+ if (!this._pos) {
+ var browserWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
+ var browserHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;
+ var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
+ var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
+ this._pos = // should use actual width/height below
+ [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
+ }
+
+ // move input on screen for focus, but hidden behind dialog
+ this._dialogInput.css('left', this._pos[0] + 'px').css('top', this._pos[1] + 'px');
+ inst.settings.onSelect = onSelect;
+ this._inDialog = true;
+ this.dpDiv.addClass(this._dialogClass);
+ this._showDatepicker(this._dialogInput[0]);
+ if ($.blockUI)
+ $.blockUI(this.dpDiv);
+ $.data(this._dialogInput[0], PROP_NAME, inst);
+ return this;
+ },
+
+ /* Detach a datepicker from its control.
+ @param target element - the target input field or division or span */
+ _destroyDatepicker: function(target) {
+ var nodeName = target.nodeName.toLowerCase();
+ var $target = $(target);
+ $.removeData(target, PROP_NAME);
+ if (nodeName == 'input') {
+ $target.siblings('.' + this._appendClass).remove().end().
+ siblings('.' + this._triggerClass).remove().end().
+ removeClass(this.markerClassName).
+ unbind('focus', this._showDatepicker).
+ unbind('keydown', this._doKeyDown).
+ unbind('keypress', this._doKeyPress);
+ } else if (nodeName == 'div' || nodeName == 'span')
+ $target.removeClass(this.markerClassName).empty();
+ },
+
+ /* Enable the date picker to a jQuery selection.
+ @param target element - the target input field or division or span */
+ _enableDatepicker: function(target) {
+ target.disabled = false;
+ $(target).siblings('button.' + this._triggerClass).each(function() { this.disabled = false; }).end().
+ siblings('img.' + this._triggerClass).css({opacity: '1.0', cursor: ''});
+ this._disabledInputs = $.map(this._disabledInputs,
+ function(value) { return (value == target ? null : value); }); // delete entry
+ },
+
+ /* Disable the date picker to a jQuery selection.
+ @param target element - the target input field or division or span */
+ _disableDatepicker: function(target) {
+ target.disabled = true;
+ $(target).siblings('button.' + this._triggerClass).each(function() { this.disabled = true; }).end().
+ siblings('img.' + this._triggerClass).css({opacity: '0.5', cursor: 'default'});
+ this._disabledInputs = $.map(this._disabledInputs,
+ function(value) { return (value == target ? null : value); }); // delete entry
+ this._disabledInputs[this._disabledInputs.length] = target;
+ },
+
+ /* Is the first field in a jQuery collection disabled as a datepicker?
+ @param target element - the target input field or division or span
+ @return boolean - true if disabled, false if enabled */
+ _isDisabledDatepicker: function(target) {
+ if (!target)
+ return false;
+ for (var i = 0; i < this._disabledInputs.length; i++) {
+ if (this._disabledInputs[i] == target)
+ return true;
+ }
+ return false;
+ },
+
+ /* Update the settings for a date picker attached to an input field or division.
+ @param target element - the target input field or division or span
+ @param name object - the new settings to update or
+ string - the name of the setting to change or
+ @param value any - the new value for the setting (omit if above is an object) */
+ _changeDatepicker: function(target, name, value) {
+ var settings = name || {};
+ if (typeof name == 'string') {
+ settings = {};
+ settings[name] = value;
+ }
+ if (inst = $.data(target, PROP_NAME)) {
+ extendRemove(inst.settings, settings);
+ this._updateDatepicker(inst);
+ }
+ },
+
+ /* Set the dates for a jQuery selection.
+ @param target element - the target input field or division or span
+ @param date Date - the new date
+ @param endDate Date - the new end date for a range (optional) */
+ _setDateDatepicker: function(target, date, endDate) {
+ var inst = $.data(target, PROP_NAME);
+ if (inst) {
+ this._setDate(inst, date, endDate);
+ this._updateDatepicker(inst);
+ }
+ },
+
+ /* Get the date(s) for the first entry in a jQuery selection.
+ @param target element - the target input field or division or span
+ @return Date - the current date or
+ Date[2] - the current dates for a range */
+ _getDateDatepicker: function(target) {
+ var inst = $.data(target, PROP_NAME);
+ if (inst)
+ this._setDateFromField(inst);
+ return (inst ? this._getDate(inst) : null);
+ },
+
+ /* Handle keystrokes. */
+ _doKeyDown: function(e) {
+ var inst = $.data(e.target, PROP_NAME);
+ var handled = true;
+ if ($.datepicker._datepickerShowing)
+ switch (e.keyCode) {
+ case 9: $.datepicker._hideDatepicker(null, '');
+ break; // hide on tab out
+ case 13: $.datepicker._selectDay(e.target, inst.selectedMonth, inst.selectedYear,
+ $('td.ui-datepicker-days-cell-over', inst.dpDiv)[0]);
+ return false; // don't submit the form
+ break; // select the value on enter
+ case 27: $.datepicker._hideDatepicker(null, $.datepicker._get(inst, 'duration'));
+ break; // hide on escape
+ case 33: $.datepicker._adjustDate(e.target, (e.ctrlKey ? -1 :
+ -$.datepicker._get(inst, 'stepMonths')), (e.ctrlKey ? 'Y' : 'M'));
+ break; // previous month/year on page up/+ ctrl
+ case 34: $.datepicker._adjustDate(e.target, (e.ctrlKey ? +1 :
+ +$.datepicker._get(inst, 'stepMonths')), (e.ctrlKey ? 'Y' : 'M'));
+ break; // next month/year on page down/+ ctrl
+ case 35: if (e.ctrlKey) $.datepicker._clearDate(e.target);
+ break; // clear on ctrl+end
+ case 36: if (e.ctrlKey) $.datepicker._gotoToday(e.target);
+ break; // current on ctrl+home
+ case 37: if (e.ctrlKey) $.datepicker._adjustDate(e.target, -1, 'D');
+ break; // -1 day on ctrl+left
+ case 38: if (e.ctrlKey) $.datepicker._adjustDate(e.target, -7, 'D');
+ break; // -1 week on ctrl+up
+ case 39: if (e.ctrlKey) $.datepicker._adjustDate(e.target, +1, 'D');
+ break; // +1 day on ctrl+right
+ case 40: if (e.ctrlKey) $.datepicker._adjustDate(e.target, +7, 'D');
+ break; // +1 week on ctrl+down
+ default: handled = false;
+ }
+ else if (e.keyCode == 36 && e.ctrlKey) // display the date picker on ctrl+home
+ $.datepicker._showDatepicker(this);
+ else
+ handled = false;
+ if (handled) {
+ e.preventDefault();
+ e.stopPropagation();
+ }
+ },
+
+ /* Filter entered characters - based on date format. */
+ _doKeyPress: function(e) {
+ var inst = $.data(e.target, PROP_NAME);
+ var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat'));
+ var chr = String.fromCharCode(e.charCode == undefined ? e.keyCode : e.charCode);
+ return e.ctrlKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
+ },
+
+ /* Pop-up the date picker for a given input field.
+ @param input element - the input field attached to the date picker or
+ event - if triggered by focus */
+ _showDatepicker: function(input) {
+ input = input.target || input;
+ if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger
+ input = $('input', input.parentNode)[0];
+ if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input) // already here
+ return;
+ var inst = $.data(input, PROP_NAME);
+ var beforeShow = $.datepicker._get(inst, 'beforeShow');
+ extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
+ $.datepicker._hideDatepicker(null, '');
+ $.datepicker._lastInput = input;
+ $.datepicker._setDateFromField(inst);
+ if ($.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
+ }
+ var isFixed = false;
+ $(input).parents().each(function() {
+ isFixed |= $(this).css('position') == 'fixed';
+ return !isFixed;
+ });
+ if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled
+ $.datepicker._pos[0] -= document.documentElement.scrollLeft;
+ $.datepicker._pos[1] -= document.documentElement.scrollTop;
+ }
+ var offset = {left: $.datepicker._pos[0], top: $.datepicker._pos[1]};
+ $.datepicker._pos = null;
+ inst.rangeStart = null;
+ // determine sizing offscreen
+ inst.dpDiv.css({position: 'absolute', display: 'block', top: '-1000px'});
+ $.datepicker._updateDatepicker(inst);
+ // fix width for dynamic number of date pickers
+ inst.dpDiv.width($.datepicker._getNumberOfMonths(inst)[1] *
+ $('.ui-datepicker', inst.dpDiv[0])[0].offsetWidth);
+ // and adjust position before showing
+ offset = $.datepicker._checkOffset(inst, offset, isFixed);
+ inst.dpDiv.css({position: ($.datepicker._inDialog && $.blockUI ?
+ 'static' : (isFixed ? 'fixed' : 'absolute')), display: 'none',
+ left: offset.left + 'px', top: offset.top + 'px'});
+ if (!inst.inline) {
+ var showAnim = $.datepicker._get(inst, 'showAnim') || 'show';
+ var duration = $.datepicker._get(inst, 'duration');
+ var postProcess = function() {
+ $.datepicker._datepickerShowing = true;
+ if ($.browser.msie && parseInt($.browser.version) < 7) // fix IE < 7 select problems
+ $('iframe.ui-datepicker-cover').css({width: inst.dpDiv.width() + 4,
+ height: inst.dpDiv.height() + 4});
+ };
+ if ($.effects && $.effects[showAnim])
+ inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
+ else
+ inst.dpDiv[showAnim](duration, postProcess);
+ if (duration == '')
+ postProcess();
+ if (inst.input[0].type != 'hidden')
+ inst.input[0].focus();
+ $.datepicker._curInst = inst;
+ }
+ },
+
+ /* Generate the date picker content. */
+ _updateDatepicker: function(inst) {
+ var dims = {width: inst.dpDiv.width() + 4,
+ height: inst.dpDiv.height() + 4};
+ inst.dpDiv.empty().append(this._generateDatepicker(inst)).
+ find('iframe.ui-datepicker-cover').
+ css({width: dims.width, height: dims.height});
+ var numMonths = this._getNumberOfMonths(inst);
+ inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') +
+ 'Class']('ui-datepicker-multi');
+ inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') +
+ 'Class']('ui-datepicker-rtl');
+ if (inst.input && inst.input[0].type != 'hidden')
+ $(inst.input[0]).focus();
+ },
+
+ /* Check positioning to remain on screen. */
+ _checkOffset: function(inst, offset, isFixed) {
+ var pos = inst.input ? this._findPos(inst.input[0]) : null;
+ var browserWidth = window.innerWidth || document.documentElement.clientWidth;
+ var browserHeight = window.innerHeight || document.documentElement.clientHeight;
+ var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
+ var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
+ // reposition date picker horizontally if outside the browser window
+ if (this._get(inst, 'isRTL') || (offset.left + inst.dpDiv.width() - scrollX) > browserWidth)
+ offset.left = Math.max((isFixed ? 0 : scrollX),
+ pos[0] + (inst.input ? inst.input.width() : 0) - (isFixed ? scrollX : 0) - inst.dpDiv.width() -
+ (isFixed && $.browser.opera ? document.documentElement.scrollLeft : 0));
+ else
+ offset.left -= (isFixed ? scrollX : 0);
+ // reposition date picker vertically if outside the browser window
+ if ((offset.top + inst.dpDiv.height() - scrollY) > browserHeight)
+ offset.top = Math.max((isFixed ? 0 : scrollY),
+ pos[1] - (isFixed ? scrollY : 0) - (this._inDialog ? 0 : inst.dpDiv.height()) -
+ (isFixed && $.browser.opera ? document.documentElement.scrollTop : 0));
+ else
+ offset.top -= (isFixed ? scrollY : 0);
+ return offset;
+ },
+
+ /* Find an object's position on the screen. */
+ _findPos: function(obj) {
+ while (obj && (obj.type == 'hidden' || obj.nodeType != 1)) {
+ obj = obj.nextSibling;
+ }
+ var position = $(obj).offset();
+ return [position.left, position.top];
+ },
+
+ /* Hide the date picker from view.
+ @param input element - the input field attached to the date picker
+ @param duration string - the duration over which to close the date picker */
+ _hideDatepicker: function(input, duration) {
+ var inst = this._curInst;
+ if (!inst)
+ return;
+ var rangeSelect = this._get(inst, 'rangeSelect');
+ if (rangeSelect && this._stayOpen)
+ this._selectDate('#' + inst.id, this._formatDate(inst,
+ inst.currentDay, inst.currentMonth, inst.currentYear));
+ this._stayOpen = false;
+ if (this._datepickerShowing) {
+ duration = (duration != null ? duration : this._get(inst, 'duration'));
+ var showAnim = this._get(inst, 'showAnim');
+ var postProcess = function() {
+ $.datepicker._tidyDialog(inst);
+ };
+ if (duration != '' && $.effects && $.effects[showAnim])
+ inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'),
+ duration, postProcess);
+ else
+ inst.dpDiv[(duration == '' ? 'hide' : (showAnim == 'slideDown' ? 'slideUp' :
+ (showAnim == 'fadeIn' ? 'fadeOut' : 'hide')))](duration, postProcess);
+ if (duration == '')
+ this._tidyDialog(inst);
+ var onClose = this._get(inst, 'onClose');
+ if (onClose)
+ onClose.apply((inst.input ? inst.input[0] : null),
+ [this._getDate(inst), inst]); // trigger custom callback
+ this._datepickerShowing = false;
+ this._lastInput = null;
+ inst.settings.prompt = null;
+ if (this._inDialog) {
+ this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' });
+ if ($.blockUI) {
+ $.unblockUI();
+ $('body').append(this.dpDiv);
+ }
+ }
+ this._inDialog = false;
+ }
+ this._curInst = null;
+ },
+
+ /* Tidy up after a dialog display. */
+ _tidyDialog: function(inst) {
+ inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker');
+ $('.' + this._promptClass, inst.dpDiv).remove();
+ },
+
+ /* Close date picker if clicked elsewhere. */
+ _checkExternalClick: function(event) {
+ if (!$.datepicker._curInst)
+ return;
+ var $target = $(event.target);
+ if (($target.parents('#' + $.datepicker._mainDivId).length == 0) &&
+ !$target.hasClass($.datepicker.markerClassName) &&
+ !$target.hasClass($.datepicker._triggerClass) &&
+ $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI))
+ $.datepicker._hideDatepicker(null, '');
+ },
+
+ /* Adjust one of the date sub-fields. */
+ _adjustDate: function(id, offset, period) {
+ var target = $(id);
+ var inst = $.data(target[0], PROP_NAME);
+ this._adjustInstDate(inst, offset, period);
+ this._updateDatepicker(inst);
+ },
+
+ /* Action for current link. */
+ _gotoToday: function(id) {
+ var target = $(id);
+ var inst = $.data(target[0], PROP_NAME);
+ if (this._get(inst, 'gotoCurrent') && inst.currentDay) {
+ inst.selectedDay = inst.currentDay;
+ inst.drawMonth = inst.selectedMonth = inst.currentMonth;
+ inst.drawYear = inst.selectedYear = inst.currentYear;
+ }
+ else {
+ var date = new Date();
+ inst.selectedDay = date.getDate();
+ inst.drawMonth = inst.selectedMonth = date.getMonth();
+ inst.drawYear = inst.selectedYear = date.getFullYear();
+ }
+ this._adjustDate(target);
+ this._notifyChange(inst);
+ },
+
+ /* Action for selecting a new month/year. */
+ _selectMonthYear: function(id, select, period) {
+ var target = $(id);
+ var inst = $.data(target[0], PROP_NAME);
+ inst._selectingMonthYear = false;
+ inst[period == 'M' ? 'drawMonth' : 'drawYear'] =
+ select.options[select.selectedIndex].value - 0;
+ this._adjustDate(target);
+ this._notifyChange(inst);
+ },
+
+ /* Restore input focus after not changing month/year. */
+ _clickMonthYear: function(id) {
+ var target = $(id);
+ var inst = $.data(target[0], PROP_NAME);
+ if (inst.input && inst._selectingMonthYear && !$.browser.msie)
+ inst.input[0].focus();
+ inst._selectingMonthYear = !inst._selectingMonthYear;
+ },
+
+ /* Action for changing the first week day. */
+ _changeFirstDay: function(id, day) {
+ var target = $(id);
+ var inst = $.data(target[0], PROP_NAME);
+ inst.settings.firstDay = day;
+ this._updateDatepicker(inst);
+ },
+
+ /* Action for selecting a day. */
+ _selectDay: function(id, month, year, td) {
+ if ($(td).hasClass(this._unselectableClass))
+ return;
+ var target = $(id);
+ var inst = $.data(target[0], PROP_NAME);
+ var rangeSelect = this._get(inst, 'rangeSelect');
+ if (rangeSelect) {
+ this._stayOpen = !this._stayOpen;
+ if (this._stayOpen) {
+ $('.ui-datepicker td').removeClass(this._currentClass);
+ $(td).addClass(this._currentClass);
+ }
+ }
+ inst.selectedDay = inst.currentDay = $('a', td).html();
+ inst.selectedMonth = inst.currentMonth = month;
+ inst.selectedYear = inst.currentYear = year;
+ if (this._stayOpen) {
+ inst.endDay = inst.endMonth = inst.endYear = null;
+ }
+ else if (rangeSelect) {
+ inst.endDay = inst.currentDay;
+ inst.endMonth = inst.currentMonth;
+ inst.endYear = inst.currentYear;
+ }
+ this._selectDate(id, this._formatDate(inst,
+ inst.currentDay, inst.currentMonth, inst.currentYear));
+ if (this._stayOpen) {
+ inst.rangeStart = new Date(inst.currentYear, inst.currentMonth, inst.currentDay);
+ this._updateDatepicker(inst);
+ }
+ else if (rangeSelect) {
+ inst.selectedDay = inst.currentDay = inst.rangeStart.getDate();
+ inst.selectedMonth = inst.currentMonth = inst.rangeStart.getMonth();
+ inst.selectedYear = inst.currentYear = inst.rangeStart.getFullYear();
+ inst.rangeStart = null;
+ if (inst.inline)
+ this._updateDatepicker(inst);
+ }
+ },
+
+ /* Erase the input field and hide the date picker. */
+ _clearDate: function(id) {
+ var target = $(id);
+ var inst = $.data(target[0], PROP_NAME);
+ if (this._get(inst, 'mandatory'))
+ return;
+ this._stayOpen = false;
+ inst.endDay = inst.endMonth = inst.endYear = inst.rangeStart = null;
+ this._selectDate(target, '');
+ },
+
+ /* Update the input field with the selected date. */
+ _selectDate: function(id, dateStr) {
+ var target = $(id);
+ var inst = $.data(target[0], PROP_NAME);
+ dateStr = (dateStr != null ? dateStr : this._formatDate(inst));
+ if (this._get(inst, 'rangeSelect') && dateStr)
+ dateStr = (inst.rangeStart ? this._formatDate(inst, inst.rangeStart) :
+ dateStr) + this._get(inst, 'rangeSeparator') + dateStr;
+ if (inst.input)
+ inst.input.val(dateStr);
+ this._updateAlternate(inst);
+ var onSelect = this._get(inst, 'onSelect');
+ if (onSelect)
+ onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]); // trigger custom callback
+ else if (inst.input)
+ inst.input.trigger('change'); // fire the change event
+ if (inst.inline)
+ this._updateDatepicker(inst);
+ else if (!this._stayOpen) {
+ this._hideDatepicker(null, this._get(inst, 'duration'));
+ this._lastInput = inst.input[0];
+ if (typeof(inst.input[0]) != 'object')
+ inst.input[0].focus(); // restore focus
+ this._lastInput = null;
+ }
+ },
+
+ /* Update any alternate field to synchronise with the main field. */
+ _updateAlternate: function(inst) {
+ var altField = this._get(inst, 'altField');
+ if (altField) { // update alternate field too
+ var altFormat = this._get(inst, 'altFormat');
+ var date = this._getDate(inst);
+ dateStr = (isArray(date) ? (!date[0] && !date[1] ? '' :
+ this.formatDate(altFormat, date[0], this._getFormatConfig(inst)) +
+ this._get(inst, 'rangeSeparator') + this.formatDate(
+ altFormat, date[1] || date[0], this._getFormatConfig(inst))) :
+ this.formatDate(altFormat, date, this._getFormatConfig(inst)));
+ $(altField).each(function() { $(this).val(dateStr); });
+ }
+ },
+
+ /* 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(), (date.getTimezoneOffset() / -60));
+ 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
+ },
+
+ /* Provide status text for a particular date.
+ @param date the date to get the status for
+ @param inst the current datepicker instance
+ @return the status display text for this date */
+ dateStatus: function(date, inst) {
+ return $.datepicker.formatDate($.datepicker._get(inst, 'dateStatus'),
+ date, $.datepicker._getFormatConfig(inst));
+ },
+
+ /* Parse a string value into a date object.
+ See formatDate below for the possible formats.
+
+ @param format string - the expected format of the date
+ @param value string - the date in the above format
+ @param settings Object - attributes include:
+ shortYearCutoff number - the cutoff year for determining the century (optional)
+ dayNamesShort string[7] - abbreviated names of the days from Sunday (optional)
+ dayNames string[7] - names of the days from Sunday (optional)
+ monthNamesShort string[12] - abbreviated names of the months (optional)
+ monthNames string[12] - names of the months (optional)
+ @return Date - the extracted date value or null if value is blank */
+ parseDate: function (format, value, settings) {
+ if (format == null || value == null)
+ throw 'Invalid arguments';
+ value = (typeof value == 'object' ? value.toString() : value + '');
+ if (value == '')
+ return null;
+ var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
+ var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
+ var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
+ var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
+ var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
+ var year = -1;
+ var month = -1;
+ var day = -1;
+ var literal = false;
+ // Check whether a format character is doubled
+ var lookAhead = function(match) {
+ var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
+ if (matches)
+ iFormat++;
+ return matches;
+ };
+ // Extract a number from the string value
+ var getNumber = function(match) {
+ lookAhead(match);
+ var origSize = (match == '@' ? 14 : (match == 'y' ? 4 : 2));
+ var size = origSize;
+ var num = 0;
+ while (size > 0 && iValue < value.length &&
+ value.charAt(iValue) >= '0' && value.charAt(iValue) <= '9') {
+ num = num * 10 + (value.charAt(iValue++) - 0);
+ size--;
+ }
+ if (size == origSize)
+ throw 'Missing number at position ' + iValue;
+ return num;
+ };
+ // Extract a name from the string value and convert to an index
+ var getName = function(match, shortNames, longNames) {
+ var names = (lookAhead(match) ? longNames : shortNames);
+ var size = 0;
+ for (var j = 0; j < names.length; j++)
+ size = Math.max(size, names[j].length);
+ var name = '';
+ var iInit = iValue;
+ while (size > 0 && iValue < value.length) {
+ name += value.charAt(iValue++);
+ for (var i = 0; i < names.length; i++)
+ if (name == names[i])
+ return i + 1;
+ size--;
+ }
+ throw 'Unknown name at position ' + iInit;
+ };
+ // Confirm that a literal character matches the string value
+ var checkLiteral = function() {
+ if (value.charAt(iValue) != format.charAt(iFormat))
+ throw 'Unexpected literal at position ' + iValue;
+ iValue++;
+ };
+ var iValue = 0;
+ for (var iFormat = 0; iFormat < format.length; iFormat++) {
+ if (literal)
+ if (format.charAt(iFormat) == "'" && !lookAhead("'"))
+ literal = false;
+ else
+ checkLiteral();
+ else
+ switch (format.charAt(iFormat)) {
+ case 'd':
+ day = getNumber('d');
+ break;
+ case 'D':
+ getName('D', dayNamesShort, dayNames);
+ break;
+ case 'm':
+ month = getNumber('m');
+ break;
+ case 'M':
+ month = getName('M', monthNamesShort, monthNames);
+ break;
+ case 'y':
+ year = getNumber('y');
+ break;
+ case '@':
+ var date = new Date(getNumber('@'));
+ year = date.getFullYear();
+ month = date.getMonth() + 1;
+ day = date.getDate();
+ break;
+ case "'":
+ if (lookAhead("'"))
+ checkLiteral();
+ else
+ literal = true;
+ break;
+ default:
+ checkLiteral();
+ }
+ }
+ if (year < 100)
+ year += new Date().getFullYear() - new Date().getFullYear() % 100 +
+ (year <= shortYearCutoff ? 0 : -100);
+ var date = new Date(year, month - 1, day);
+ if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day)
+ throw 'Invalid date'; // E.g. 31/02/*
+ return date;
+ },
+
+ /* Standard date formats. */
+ ATOM: 'yy-mm-dd', // RFC 3339 (ISO 8601)
+ COOKIE: 'D, dd M yy',
+ ISO_8601: 'yy-mm-dd',
+ RFC_822: 'D, d M y',
+ RFC_850: 'DD, dd-M-y',
+ RFC_1036: 'D, d M y',
+ RFC_1123: 'D, d M yy',
+ RFC_2822: 'D, d M yy',
+ RSS: 'D, d M y', // RFC 822
+ TIMESTAMP: '@',
+ W3C: 'yy-mm-dd', // ISO 8601
+
+ /* Format a date object into a string value.
+ The format can be combinations of the following:
+ d - day of month (no leading zero)
+ dd - day of month (two digit)
+ D - day name short
+ DD - day name long
+ m - month of year (no leading zero)
+ mm - month of year (two digit)
+ M - month name short
+ MM - month name long
+ y - year (two digit)
+ yy - year (four digit)
+ @ - Unix timestamp (ms since 01/01/1970)
+ '...' - literal text
+ '' - single quote
+
+ @param format string - the desired format of the date
+ @param date Date - the date value to format
+ @param settings Object - attributes include:
+ dayNamesShort string[7] - abbreviated names of the days from Sunday (optional)
+ dayNames string[7] - names of the days from Sunday (optional)
+ monthNamesShort string[12] - abbreviated names of the months (optional)
+ monthNames string[12] - names of the months (optional)
+ @return string - the date in the above format */
+ formatDate: function (format, date, settings) {
+ if (!date)
+ return '';
+ var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
+ var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
+ var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
+ var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
+ // Check whether a format character is doubled
+ var lookAhead = function(match) {
+ var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
+ if (matches)
+ iFormat++;
+ return matches;
+ };
+ // Format a number, with leading zero if necessary
+ var formatNumber = function(match, value) {
+ return (lookAhead(match) && value < 10 ? '0' : '') + value;
+ };
+ // Format a name, short or long as requested
+ var formatName = function(match, value, shortNames, longNames) {
+ return (lookAhead(match) ? longNames[value] : shortNames[value]);
+ };
+ var output = '';
+ var literal = false;
+ if (date)
+ for (var iFormat = 0; iFormat < format.length; iFormat++) {
+ if (literal)
+ if (format.charAt(iFormat) == "'" && !lookAhead("'"))
+ literal = false;
+ else
+ output += format.charAt(iFormat);
+ else
+ switch (format.charAt(iFormat)) {
+ case 'd':
+ output += formatNumber('d', date.getDate());
+ break;
+ case 'D':
+ output += formatName('D', date.getDay(), dayNamesShort, dayNames);
+ break;
+ case 'm':
+ output += formatNumber('m', date.getMonth() + 1);
+ break;
+ case 'M':
+ output += formatName('M', date.getMonth(), monthNamesShort, monthNames);
+ break;
+ case 'y':
+ output += (lookAhead('y') ? date.getFullYear() :
+ (date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100);
+ break;
+ case '@':
+ output += date.getTime();
+ break;
+ case "'":
+ if (lookAhead("'"))
+ output += "'";
+ else
+ literal = true;
+ break;
+ default:
+ output += format.charAt(iFormat);
+ }
+ }
+ return output;
+ },
+
+ /* Extract all possible characters from the date format. */
+ _possibleChars: function (format) {
+ var chars = '';
+ var literal = false;
+ for (var iFormat = 0; iFormat < format.length; iFormat++)
+ if (literal)
+ if (format.charAt(iFormat) == "'" && !lookAhead("'"))
+ literal = false;
+ else
+ chars += format.charAt(iFormat);
+ else
+ switch (format.charAt(iFormat)) {
+ case 'd': case 'm': case 'y': case '@':
+ chars += '0123456789';
+ break;
+ case 'D': case 'M':
+ return null; // Accept anything
+ case "'":
+ if (lookAhead("'"))
+ chars += "'";
+ else
+ literal = true;
+ break;
+ default:
+ chars += format.charAt(iFormat);
+ }
+ return chars;
+ },
+
+ /* Get a setting value, defaulting if necessary. */
+ _get: function(inst, name) {
+ return inst.settings[name] !== undefined ?
+ inst.settings[name] : this._defaults[name];
+ },
+
+ /* Parse existing date and initialise date picker. */
+ _setDateFromField: function(inst) {
+ var dateFormat = this._get(inst, 'dateFormat');
+ var dates = inst.input ? inst.input.val().split(this._get(inst, 'rangeSeparator')) : null;
+ inst.endDay = inst.endMonth = inst.endYear = null;
+ var date = defaultDate = this._getDefaultDate(inst);
+ if (dates.length > 0) {
+ var settings = this._getFormatConfig(inst);
+ if (dates.length > 1) {
+ date = this.parseDate(dateFormat, dates[1], settings) || defaultDate;
+ inst.endDay = date.getDate();
+ inst.endMonth = date.getMonth();
+ inst.endYear = date.getFullYear();
+ }
+ try {
+ date = this.parseDate(dateFormat, dates[0], settings) || defaultDate;
+ } catch (e) {
+ this.log(e);
+ date = defaultDate;
+ }
+ }
+ inst.selectedDay = date.getDate();
+ inst.drawMonth = inst.selectedMonth = date.getMonth();
+ inst.drawYear = inst.selectedYear = date.getFullYear();
+ inst.currentDay = (dates[0] ? date.getDate() : 0);
+ inst.currentMonth = (dates[0] ? date.getMonth() : 0);
+ inst.currentYear = (dates[0] ? date.getFullYear() : 0);
+ this._adjustInstDate(inst);
+ },
+
+ /* Retrieve the default date shown on opening. */
+ _getDefaultDate: function(inst) {
+ var date = this._determineDate(this._get(inst, 'defaultDate'), new Date());
+ var minDate = this._getMinMaxDate(inst, 'min', true);
+ var maxDate = this._getMinMaxDate(inst, 'max');
+ date = (minDate && date < minDate ? minDate : date);
+ date = (maxDate && date > maxDate ? maxDate : date);
+ return date;
+ },
+
+ /* A date may be specified as an exact value or a relative one. */
+ _determineDate: function(date, defaultDate) {
+ var offsetNumeric = function(offset) {
+ var date = new Date();
+ date.setUTCDate(date.getUTCDate() + offset);
+ return date;
+ };
+ var offsetString = function(offset, getDaysInMonth) {
+ var date = new Date();
+ var year = date.getFullYear();
+ var month = date.getMonth();
+ var day = date.getDate();
+ var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
+ var matches = pattern.exec(offset);
+ while (matches) {
+ switch (matches[2] || 'd') {
+ case 'd' : case 'D' :
+ day += (matches[1] - 0); break;
+ case 'w' : case 'W' :
+ day += (matches[1] * 7); break;
+ case 'm' : case 'M' :
+ month += (matches[1] - 0);
+ day = Math.min(day, getDaysInMonth(year, month));
+ break;
+ case 'y': case 'Y' :
+ year += (matches[1] - 0);
+ day = Math.min(day, getDaysInMonth(year, month));
+ break;
+ }
+ matches = pattern.exec(offset);
+ }
+ return new Date(year, month, day);
+ };
+ return (date == null ? defaultDate :
+ (typeof date == 'string' ? offsetString(date, this._getDaysInMonth) :
+ (typeof date == 'number' ? offsetNumeric(date) : date)));
+ },
+
+ /* Set the date(s) directly. */
+ _setDate: function(inst, date, endDate) {
+ var clear = !(date);
+ date = this._determineDate(date, new Date());
+ inst.selectedDay = inst.currentDay = date.getDate();
+ inst.drawMonth = inst.selectedMonth = inst.currentMonth = date.getMonth();
+ inst.drawYear = inst.selectedYear = inst.currentYear = date.getFullYear();
+ if (this._get(inst, 'rangeSelect')) {
+ if (endDate) {
+ endDate = this._determineDate(endDate, null);
+ inst.endDay = endDate.getDate();
+ inst.endMonth = endDate.getMonth();
+ inst.endYear = endDate.getFullYear();
+ } else {
+ inst.endDay = inst.currentDay;
+ inst.endMonth = inst.currentMonth;
+ inst.endYear = inst.currentYear;
+ }
+ }
+ this._adjustInstDate(inst);
+ if (inst.input)
+ inst.input.val(clear ? '' : this._formatDate(inst) +
+ (!this._get(inst, 'rangeSelect') ? '' : this._get(inst, 'rangeSeparator') +
+ this._formatDate(inst, inst.endDay, inst.endMonth, inst.endYear)));
+ },
+
+ /* Retrieve the date(s) directly. */
+ _getDate: function(inst) {
+ var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
+ new Date(inst.currentYear, inst.currentMonth, inst.currentDay));
+ if (this._get(inst, 'rangeSelect')) {
+ return [inst.rangeStart || startDate, (!inst.endYear ? null :
+ new Date(inst.endYear, inst.endMonth, inst.endDay))];
+ } else
+ return startDate;
+ },
+
+ /* Generate the HTML for the current state of the date picker. */
+ _generateDatepicker: function(inst) {
+ var today = new Date();
+ today = new Date(today.getFullYear(), today.getMonth(), today.getDate()); // clear time
+ var showStatus = this._get(inst, 'showStatus');
+ var isRTL = this._get(inst, 'isRTL');
+ // build the date picker HTML
+ var clear = (this._get(inst, 'mandatory') ? '' :
+ '<div class="ui-datepicker-clear"><a onclick="jQuery.datepicker._clearDate(\'#' + inst.id + '\');"' +
+ (showStatus ? this._addStatus(inst, this._get(inst, 'clearStatus') || '&#xa0;') : '') + '>' +
+ this._get(inst, 'clearText') + '</a></div>');
+ var controls = '<div class="ui-datepicker-control">' + (isRTL ? '' : clear) +
+ '<div class="ui-datepicker-close"><a onclick="jQuery.datepicker._hideDatepicker();"' +
+ (showStatus ? this._addStatus(inst, this._get(inst, 'closeStatus') || '&#xa0;') : '') + '>' +
+ this._get(inst, 'closeText') + '</a></div>' + (isRTL ? clear : '') + '</div>';
+ var prompt = this._get(inst, 'prompt');
+ var closeAtTop = this._get(inst, 'closeAtTop');
+ var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext');
+ var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat');
+ var numMonths = this._getNumberOfMonths(inst);
+ var stepMonths = this._get(inst, 'stepMonths');
+ var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
+ var currentDate = (!inst.currentDay ? new Date(9999, 9, 9) :
+ new Date(inst.currentYear, inst.currentMonth, inst.currentDay));
+ var minDate = this._getMinMaxDate(inst, 'min', true);
+ var maxDate = this._getMinMaxDate(inst, 'max');
+ var drawMonth = inst.drawMonth;
+ var drawYear = inst.drawYear;
+ if (maxDate) {
+ var maxDraw = new Date(maxDate.getFullYear(),
+ maxDate.getMonth() - numMonths[1] + 1, maxDate.getDate());
+ maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
+ while (new Date(drawYear, drawMonth, 1) > maxDraw) {
+ drawMonth--;
+ if (drawMonth < 0) {
+ drawMonth = 11;
+ drawYear--;
+ }
+ }
+ }
+ // controls and links
+ var prevText = this._get(inst, 'prevText');
+ prevText = (!navigationAsDateFormat ? prevText : this.formatDate(
+ prevText, new Date(drawYear, drawMonth - stepMonths, 1), this._getFormatConfig(inst)));
+ var prev = '<div class="ui-datepicker-prev">' + (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ?
+ '<a onclick="jQuery.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' +
+ (showStatus ? this._addStatus(inst, this._get(inst, 'prevStatus') || '&#xa0;') : '') + '>' + prevText + '</a>' :
+ (hideIfNoPrevNext ? '' : '<label>' + prevText + '</label>')) + '</div>';
+ var nextText = this._get(inst, 'nextText');
+ nextText = (!navigationAsDateFormat ? nextText : this.formatDate(
+ nextText, new Date(drawYear, drawMonth + stepMonths, 1), this._getFormatConfig(inst)));
+ var next = '<div class="ui-datepicker-next">' + (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ?
+ '<a onclick="jQuery.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' +
+ (showStatus ? this._addStatus(inst, this._get(inst, 'nextStatus') || '&#xa0;') : '') + '>' + nextText + '</a>' :
+ (hideIfNoPrevNext ? '' : '<label>' + nextText + '</label>')) + '</div>';
+ var currentText = this._get(inst, 'currentText');
+ currentText = (!navigationAsDateFormat ? currentText: this.formatDate(
+ currentText, today, this._getFormatConfig(inst)));
+ var html = (prompt ? '<div class="' + this._promptClass + '">' + prompt + '</div>' : '') +
+ (closeAtTop && !inst.inline ? controls : '') +
+ '<div class="ui-datepicker-links">' + (isRTL ? next : prev) +
+ (this._isInRange(inst, (this._get(inst, 'gotoCurrent') && inst.currentDay ?
+ currentDate : today)) ? '<div class="ui-datepicker-current">' +
+ '<a onclick="jQuery.datepicker._gotoToday(\'#' + inst.id + '\');"' +
+ (showStatus ? this._addStatus(inst, this._get(inst, 'currentStatus') || '&#xa0;') : '') + '>' +
+ currentText + '</a></div>' : '') + (isRTL ? prev : next) + '</div>';
+ var firstDay = this._get(inst, 'firstDay');
+ var changeFirstDay = this._get(inst, 'changeFirstDay');
+ var dayNames = this._get(inst, 'dayNames');
+ var dayNamesShort = this._get(inst, 'dayNamesShort');
+ var dayNamesMin = this._get(inst, 'dayNamesMin');
+ var monthNames = this._get(inst, 'monthNames');
+ var beforeShowDay = this._get(inst, 'beforeShowDay');
+ var highlightWeek = this._get(inst, 'highlightWeek');
+ var showOtherMonths = this._get(inst, 'showOtherMonths');
+ var showWeeks = this._get(inst, 'showWeeks');
+ var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week;
+ var status = (showStatus ? this._get(inst, 'dayStatus') || '&#xa0;' : '');
+ var dateStatus = this._get(inst, 'statusForDate') || this.dateStatus;
+ var endDate = inst.endDay ? new Date(inst.endYear, inst.endMonth, inst.endDay) : currentDate;
+ for (var row = 0; row < numMonths[0]; row++)
+ for (var col = 0; col < numMonths[1]; col++) {
+ var selectedDate = new Date(drawYear, drawMonth, inst.selectedDay);
+ html += '<div class="ui-datepicker-one-month' + (col == 0 ? ' ui-datepicker-new-row' : '') + '">' +
+ this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
+ selectedDate, row > 0 || col > 0, showStatus, monthNames) + // draw month headers
+ '<table class="ui-datepicker" cellpadding="0" cellspacing="0"><thead>' +
+ '<tr class="ui-datepicker-title-row">' +
+ (showWeeks ? '<td>' + this._get(inst, 'weekHeader') + '</td>' : '');
+ for (var dow = 0; dow < 7; dow++) { // days of the week
+ var day = (dow + firstDay) % 7;
+ var dayStatus = (status.indexOf('DD') > -1 ? status.replace(/DD/, dayNames[day]) :
+ status.replace(/D/, dayNamesShort[day]));
+ html += '<td' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end-cell"' : '') + '>' +
+ (!changeFirstDay ? '<span' :
+ '<a onclick="jQuery.datepicker._changeFirstDay(\'#' + inst.id + '\', ' + day + ');"') +
+ (showStatus ? this._addStatus(inst, dayStatus) : '') + ' title="' + dayNames[day] + '">' +
+ dayNamesMin[day] + (changeFirstDay ? '</a>' : '</span>') + '</td>';
+ }
+ html += '</tr></thead><tbody>';
+ var daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
+ if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth)
+ inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
+ var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
+ var printDate = new Date(drawYear, drawMonth, 1 - leadDays);
+ var numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate
+ for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
+ html += '<tr class="ui-datepicker-days-row">' +
+ (showWeeks ? '<td class="ui-datepicker-week-col">' + calculateWeek(printDate) + '</td>' : '');
+ for (var dow = 0; dow < 7; dow++) { // create date picker days
+ var daySettings = (beforeShowDay ?
+ beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']);
+ var otherMonth = (printDate.getMonth() != drawMonth);
+ var unselectable = otherMonth || !daySettings[0] ||
+ (minDate && printDate < minDate) || (maxDate && printDate > maxDate);
+ html += '<td class="ui-datepicker-days-cell' +
+ ((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end-cell' : '') + // highlight weekends
+ (otherMonth ? ' ui-datepicker-otherMonth' : '') + // highlight days from other months
+ (printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth ?
+ ' ui-datepicker-days-cell-over' : '') + // highlight selected day
+ (unselectable ? ' ' + this._unselectableClass : '') + // highlight unselectable days
+ (otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates
+ (printDate.getTime() >= currentDate.getTime() && printDate.getTime() <= endDate.getTime() ? // in current range
+ ' ' + this._currentClass : '') + // highlight selected day
+ (printDate.getTime() == today.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different)
+ ((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title
+ (unselectable ? (highlightWeek ? ' onmouseover="jQuery(this).parent().addClass(\'ui-datepicker-week-over\');"' + // highlight selection week
+ ' onmouseout="jQuery(this).parent().removeClass(\'ui-datepicker-week-over\');"' : '') : // unhighlight selection week
+ ' onmouseover="jQuery(this).addClass(\'ui-datepicker-days-cell-over\')' + // highlight selection
+ (highlightWeek ? '.parent().addClass(\'ui-datepicker-week-over\')' : '') + ';' + // highlight selection week
+ (!showStatus || (otherMonth && !showOtherMonths) ? '' : 'jQuery(\'#ui-datepicker-status-' +
+ inst.id + '\').html(\'' + (dateStatus.apply((inst.input ? inst.input[0] : null),
+ [printDate, inst]) || '&#xa0;') +'\');') + '"' +
+ ' onmouseout="jQuery(this).removeClass(\'ui-datepicker-days-cell-over\')' + // unhighlight selection
+ (highlightWeek ? '.parent().removeClass(\'ui-datepicker-week-over\')' : '') + ';' + // unhighlight selection week
+ (!showStatus || (otherMonth && !showOtherMonths) ? '' : 'jQuery(\'#ui-datepicker-status-' +
+ inst.id + '\').html(\'&#xa0;\');') + '" onclick="jQuery.datepicker._selectDay(\'#' +
+ inst.id + '\',' + drawMonth + ',' + drawYear + ', this);"') + '>' + // actions
+ (otherMonth ? (showOtherMonths ? printDate.getDate() : '&#xa0;') : // display for other months
+ (unselectable ? printDate.getDate() : '<a>' + printDate.getDate() + '</a>')) + '</td>'; // display for this month
+ printDate.setUTCDate(printDate.getUTCDate() + 1);
+ }
+ html += '</tr>';
+ }
+ drawMonth++;
+ if (drawMonth > 11) {
+ drawMonth = 0;
+ drawYear++;
+ }
+ html += '</tbody></table></div>';
+ }
+ html += (showStatus ? '<div style="clear: both;"></div><div id="ui-datepicker-status-' + inst.id +
+ '" class="ui-datepicker-status">' + (this._get(inst, 'initStatus') || '&#xa0;') + '</div>' : '') +
+ (!closeAtTop && !inst.inline ? controls : '') +
+ '<div style="clear: both;"></div>' +
+ ($.browser.msie && parseInt($.browser.version) < 7 && !inst.inline ?
+ '<iframe src="javascript:false;" class="ui-datepicker-cover"></iframe>' : '');
+ return html;
+ },
+
+ /* Generate the month and year header. */
+ _generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate,
+ selectedDate, secondary, showStatus, monthNames) {
+ minDate = (inst.rangeStart && minDate && selectedDate < minDate ? selectedDate : minDate);
+ var html = '<div class="ui-datepicker-header">';
+ // month selection
+ if (secondary || !this._get(inst, 'changeMonth'))
+ html += monthNames[drawMonth] + '&#xa0;';
+ else {
+ var inMinYear = (minDate && minDate.getFullYear() == drawYear);
+ var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
+ html += '<select class="ui-datepicker-new-month" ' +
+ 'onchange="jQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' +
+ 'onclick="jQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
+ (showStatus ? this._addStatus(inst, this._get(inst, 'monthStatus') || '&#xa0;') : '') + '>';
+ for (var month = 0; month < 12; month++) {
+ if ((!inMinYear || month >= minDate.getMonth()) &&
+ (!inMaxYear || month <= maxDate.getMonth()))
+ html += '<option value="' + month + '"' +
+ (month == drawMonth ? ' selected="selected"' : '') +
+ '>' + monthNames[month] + '</option>';
+ }
+ html += '</select>';
+ }
+ // year selection
+ if (secondary || !this._get(inst, 'changeYear'))
+ html += drawYear;
+ else {
+ // determine range of years to display
+ var years = this._get(inst, '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 = endYear = new Date().getFullYear();
+ year += parseInt(years[0], 10);
+ endYear += 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 += '<select class="ui-datepicker-new-year" ' +
+ 'onchange="jQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' +
+ 'onclick="jQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
+ (showStatus ? this._addStatus(inst, this._get(inst, 'yearStatus') || '&#xa0;') : '') + '>';
+ for (; year <= endYear; year++) {
+ html += '<option value="' + year + '"' +
+ (year == drawYear ? ' selected="selected"' : '') +
+ '>' + year + '</option>';
+ }
+ html += '</select>';
+ }
+ html += '</div>'; // Close datepicker_header
+ return html;
+ },
+
+ /* Provide code to set and clear the status panel. */
+ _addStatus: function(inst, text) {
+ return ' onmouseover="jQuery(\'#ui-datepicker-status-' + inst.id + '\').html(\'' + text + '\');" ' +
+ 'onmouseout="jQuery(\'#ui-datepicker-status-' + inst.id + '\').html(\'&#xa0;\');"';
+ },
+
+ /* Adjust one of the date sub-fields. */
+ _adjustInstDate: function(inst, offset, period) {
+ var year = inst.drawYear + (period == 'Y' ? offset : 0);
+ var month = inst.drawMonth + (period == 'M' ? offset : 0);
+ var day = Math.min(inst.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._getMinMaxDate(inst, 'min', true);
+ var maxDate = this._getMinMaxDate(inst, 'max');
+ date = (minDate && date < minDate ? minDate : date);
+ date = (maxDate && date > maxDate ? maxDate : date);
+ inst.selectedDay = date.getDate();
+ inst.drawMonth = inst.selectedMonth = date.getMonth();
+ inst.drawYear = inst.selectedYear = date.getFullYear();
+ if (period == 'M' || period == 'Y')
+ this._notifyChange(inst);
+ },
+
+ /* Notify change of month/year. */
+ _notifyChange: function(inst) {
+ var onChange = this._get(inst, 'onChangeMonthYear');
+ if (onChange)
+ onChange.apply((inst.input ? inst.input[0] : null),
+ [new Date(inst.selectedYear, inst.selectedMonth, 1), inst]);
+ },
+
+ /* Determine the number of months to show. */
+ _getNumberOfMonths: function(inst) {
+ var numMonths = this._get(inst, 'numberOfMonths');
+ return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths));
+ },
+
+ /* Determine the current maximum date - ensure no time components are set - may be overridden for a range. */
+ _getMinMaxDate: function(inst, minMax, checkRange) {
+ var date = this._determineDate(this._get(inst, minMax + 'Date'), null);
+ if (date) {
+ date.setHours(0);
+ date.setMinutes(0);
+ date.setSeconds(0);
+ date.setMilliseconds(0);
+ }
+ return (!checkRange || !inst.rangeStart ? date :
+ (!date || inst.rangeStart > date ? inst.rangeStart : date));
+ },
+
+ /* 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(inst, offset, curYear, curMonth) {
+ var numMonths = this._getNumberOfMonths(inst);
+ var date = new Date(curYear, curMonth + (offset < 0 ? offset : numMonths[1]), 1);
+ if (offset < 0)
+ date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
+ return this._isInRange(inst, date);
+ },
+
+ /* Is the given date in the accepted range? */
+ _isInRange: function(inst, date) {
+ // during range selection, use minimum of selected date and range start
+ var newMinDate = (!inst.rangeStart ? null :
+ new Date(inst.selectedYear, inst.selectedMonth, inst.selectedDay));
+ newMinDate = (newMinDate && inst.rangeStart < newMinDate ? inst.rangeStart : newMinDate);
+ var minDate = newMinDate || this._getMinMaxDate(inst, 'min');
+ var maxDate = this._getMinMaxDate(inst, 'max');
+ return ((!minDate || date >= minDate) && (!maxDate || date <= maxDate));
+ },
+
+ /* Provide the configuration settings for formatting/parsing. */
+ _getFormatConfig: function(inst) {
+ var shortYearCutoff = this._get(inst, 'shortYearCutoff');
+ shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
+ new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
+ return {shortYearCutoff: shortYearCutoff,
+ dayNamesShort: this._get(inst, 'dayNamesShort'), dayNames: this._get(inst, 'dayNames'),
+ monthNamesShort: this._get(inst, 'monthNamesShort'), monthNames: this._get(inst, 'monthNames')};
+ },
+
+ /* Format the given date for display. */
+ _formatDate: function(inst, day, month, year) {
+ if (!day) {
+ inst.currentDay = inst.selectedDay;
+ inst.currentMonth = inst.selectedMonth;
+ inst.currentYear = inst.selectedYear;
+ }
+ var date = (day ? (typeof day == 'object' ? day : new Date(year, month, day)) :
+ new Date(inst.currentYear, inst.currentMonth, inst.currentDay));
+ return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
+ }
+});
+
+/* jQuery extend now ignores nulls! */
+function extendRemove(target, props) {
+ $.extend(target, props);
+ for (var name in props)
+ if (props[name] == null || props[name] == undefined)
+ target[name] = props[name];
+ return target;
+};
+
+/* Determine whether an object is an array. */
+function isArray(a) {
+ return (a && (($.browser.safari && typeof a == 'object' && a.length) ||
+ (a.constructor && a.constructor.toString().match(/\Array\(\)/))));
+};
+
+/* Invoke the datepicker functionality.
+ @param options string - a command, optionally followed by additional parameters or
+ Object - settings for attaching new datepicker functionality
+ @return jQuery object */
+$.fn.datepicker = function(options){
+ var otherArgs = Array.prototype.slice.call(arguments, 1);
+ if (typeof options == 'string' && (options == 'isDisabled' || options == 'getDate'))
+ return $.datepicker['_' + options + 'Datepicker'].
+ apply($.datepicker, [this[0]].concat(otherArgs));
+ return this.each(function() {
+ typeof options == 'string' ?
+ $.datepicker['_' + options + 'Datepicker'].
+ apply($.datepicker, [this].concat(otherArgs)) :
+ $.datepicker._attachDatepicker(this, options);
+ });
+};
+
+$.datepicker = new Datepicker(); // singleton instance
+
+/* Initialise the date picker. */
+$(document).ready(function() {
+ $(document.body).append($.datepicker.dpDiv).
+ mousedown($.datepicker._checkExternalClick);
+});
+
+})(jQuery);