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- /* http://keith-wood.name/datepick.html
- Datepicker for jQuery 3.5.1.
- Written by Marc Grabanski (m@marcgrabanski.com) and
- Keith Wood (kbwood@virginbroadband.com.au).
- Dual licensed under the GPL (http://dev.jquery.com/browser/trunk/jquery/GPL-LICENSE.txt) and
- MIT (http://dev.jquery.com/browser/trunk/jquery/MIT-LICENSE.txt) licenses.
- Please attribute the authors if you use it. */
- (function($) { // hide the namespace
- var PROP_NAME = 'datepick';
- /* Date picker manager.
- Use the singleton instance of this class, $.datepick, 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 Datepick() {
- this.debug = false; // Change this to true to start debugging
- this._curInst = null; // The current instance in use
- this._keyEvent = false; // If the last event was a key event
- 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
- 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: '<Prev', // Display text for previous month link
- prevStatus: 'Show the previous month', // Status text for previous month link
- prevBigText: '<<', // Display text for previous year link
- prevBigStatus: 'Show the previous year', // Status text for previous year link
- nextText: 'Next>', // Display text for next month link
- nextStatus: 'Show the next month', // Status text for next month link
- nextBigText: '>>', // Display text for next year link
- nextBigStatus: 'Show the next year', // Status text for next year 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
- duration: 'normal', // Duration of display/closure
- 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
- 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
- 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
- showBigPrevNext: false, // True to show big prev/next links
- stepMonths: 1, // Number of months to step back/forward
- stepBigMonths: 12, // Number of months to step back/forward for the big 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
- showMonthAfterYear: false, // True if the year select precedes month, false for month then year
- yearRange: '-10:+10', // Range of years to display in drop-down,
- // either relative to current year (-nn:+nn) or absolute (nnnn:nnnn)
- changeFirstDay: false, // 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
- selectOtherMonths: false, // True to allow selection of dates in other months, false for unselectable
- highlightWeek: false, // True to highlight the selected week
- 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
- numberOfMonths: 1, // Number of months to show at a time
- showCurrentAtPos: 0, // The position in multiple months at which to show the current month (starting at 0)
- rangeSelect: false, // Allows for selecting a date range on one date picker
- rangeSeparator: ' - ', // Text between two dates in a range
- beforeShow: null, // Function that takes an input field and
- // returns a set of custom settings for the date picker
- 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. $.datepick.noWeekends
- onChangeMonthYear: null, // Define a callback function when the month or year is changed
- onHover: null, // Define a callback function when hovering over a day
- onSelect: null, // Define a callback function when a date is selected
- onClose: null, // Define a callback function when the datepicker is closed
- altField: '', // Selector for an alternate field to store selected dates into
- altFormat: '', // The date format to use for the alternate field
- constrainInput: true // The input is constrained by the current date format
- };
- $.extend(this._defaults, this.regional['']);
- this.dpDiv = $('<div id="' + this._mainDivId + '" style="display: none;"></div>');
- }
- $.extend(Datepick.prototype, {
- /* Class name added to elements to indicate already configured with a date picker. */
- markerClassName: 'hasDatepick',
- _mainDivId: 'datepick-div', // The ID of the main datepicker division
- _inlineClass: 'datepick-inline', // The name of the inline marker class
- _appendClass: 'datepick-append', // The name of the append marker class
- _triggerClass: 'datepick-trigger', // The name of the trigger marker class
- _dialogClass: 'datepick-dialog', // The name of the dialog marker class
- _promptClass: 'datepick-prompt', // The name of the dialog prompt marker class
- _disableClass: 'datepick-disabled', // The name of the disabled covering marker class
- _oneMonthClass: 'datepick-one-month', // The name of the single month marker class
- _unselectableClass: 'datepick-unselectable', // The name of the unselectable cell marker class
- _currentClass: 'datepick-current-day', // The name of the current day marker class
- _dayOverClass: 'datepick-days-cell-over', // The name of the day hover marker class
- _weekOverClass: 'datepick-week-over', // The name of the week hover marker class
- _coverClass: 'datepick-cover', // The name of the IE6- iframe marker class
- /* Override the default settings for all instances of the date picker.
- @param settings (object) the new settings to use as defaults (anonymous object)
- @return (Datepick) 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 */
- _attachDatepick: function(target, settings) {
- // check for settings on the control itself - in namespace 'date:'
- var inlineSettings = null;
- for (var 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' + (++this.uuid);
- var inst = this._newInst($(target), inline);
- inst.settings = $.extend({}, settings || {}, inlineSettings || {});
- if (nodeName == 'input') {
- this._connectDatepick(target, inst);
- } else if (inline) {
- this._inlineDatepick(target, inst);
- }
- },
- /* Create a new instance object.
- @param target (jQuery) the target input field or division or span
- @param inline (boolean) true if this datepicker appears inline */
- _newInst: function(target, inline) {
- var id = target[0].id.replace(/([:\[\]\.])/g, '\\\\$1'); // escape jQuery meta chars
- return {id: 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="' + this._inlineClass + '"></div>'))};
- },
- /* Attach the date picker to an input field.
- @param target (element) the target input field or division or span
- @param inst (object) the instance settings for this datepicker */
- _connectDatepick: 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._showDatepick);
- 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 : $('<img/>').attr(
- { src:buttonImage, alt:buttonText, title:buttonText })));
- input[isRTL ? 'before' : 'after'](trigger);
- trigger.click(function() {
- if ($.datepick._datepickerShowing && $.datepick._lastInput == target)
- $.datepick._hideDatepick();
- else
- $.datepick._showDatepick(target);
- return false;
- });
- }
- input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress).
- bind("setData.datepick", function(event, key, value) {
- inst.settings[key] = value;
- }).bind("getData.datepick", function(event, key) {
- return this._get(inst, key);
- });
- $.data(target, PROP_NAME, inst);
- },
- /* Attach an inline date picker to a div.
- @param target (element) the target input field or division or span
- @param inst (object) the instance settings for this datepicker */
- _inlineDatepick: function(target, inst) {
- var divSpan = $(target);
- if (divSpan.hasClass(this.markerClassName))
- return;
- divSpan.addClass(this.markerClassName).
- bind("setData.datepick", function(event, key, value){
- inst.settings[key] = value;
- }).bind("getData.datepick", function(event, key){
- return this._get(inst, key);
- });
- $.data(target, PROP_NAME, inst);
- this._setDate(inst, this._getDefaultDate(inst));
- $('body').append(inst.dpDiv);
- this._updateDatepick(inst);
- // fix width for dynamic number of date pickers
- inst.dpDiv.width(this._getNumberOfMonths(inst)[1] *
- $('.' + this._oneMonthClass, inst.dpDiv)[0].offsetWidth);
- divSpan.append(inst.dpDiv);
- this._updateAlternate(inst);
- },
- /* 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) */
- _dialogDatepick: function(input, dateText, onSelect, settings, pos) {
- var inst = this._dialogInst; // internal instance
- if (!inst) {
- var id = 'dp' + (++this.uuid);
- 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 = {};
- $.data(this._dialogInput[0], PROP_NAME, inst);
- }
- extendRemove(inst.settings, settings || {});
- this._dialogInput.val(dateText);
- this._pos = (pos ? (isArray(pos) ? pos : [pos.pageX, pos.pageY]) : null);
- if (!this._pos) {
- var browserWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
- var browserHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;
- var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
- var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
- this._pos = // should use actual width/height below
- [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
- }
- // move input on screen for focus, but hidden behind dialog
- this._dialogInput.css('left', this._pos[0] + 'px').css('top', this._pos[1] + 'px');
- inst.settings.onSelect = onSelect;
- this._inDialog = true;
- this.dpDiv.addClass(this._dialogClass);
- this._showDatepick(this._dialogInput[0]);
- if ($.blockUI)
- $.blockUI(this.dpDiv);
- $.data(this._dialogInput[0], PROP_NAME, inst);
- },
- /* Detach a datepicker from its control.
- @param target (element) the target input field or division or span */
- _destroyDatepick: function(target) {
- var $target = $(target);
- if (!$target.hasClass(this.markerClassName)) {
- return;
- }
- var nodeName = target.nodeName.toLowerCase();
- $.removeData(target, PROP_NAME);
- if (nodeName == 'input') {
- $target.siblings('.' + this._appendClass).remove().end().
- siblings('.' + this._triggerClass).remove().end().
- removeClass(this.markerClassName).
- unbind('focus', this._showDatepick).
- 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 */
- _enableDatepick: function(target) {
- var $target = $(target);
- if (!$target.hasClass(this.markerClassName)) {
- return;
- }
- var nodeName = target.nodeName.toLowerCase();
- if (nodeName == 'input') {
- target.disabled = false;
- $target.siblings('button.' + this._triggerClass).
- each(function() { this.disabled = false; }).end().
- siblings('img.' + this._triggerClass).
- css({opacity: '1.0', cursor: ''});
- }
- else if (nodeName == 'div' || nodeName == 'span') {
- $target.children('.' + this._disableClass).remove();
- }
- 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 */
- _disableDatepick: function(target) {
- var $target = $(target);
- if (!$target.hasClass(this.markerClassName)) {
- return;
- }
- var nodeName = target.nodeName.toLowerCase();
- if (nodeName == 'input') {
- target.disabled = true;
- $target.siblings('button.' + this._triggerClass).
- each(function() { this.disabled = true; }).end().
- siblings('img.' + this._triggerClass).
- css({opacity: '0.5', cursor: 'default'});
- }
- else if (nodeName == 'div' || nodeName == 'span') {
- var inline = $target.children('.' + this._inlineClass);
- var offset = inline.offset();
- var relOffset = {left: 0, top: 0};
- inline.parents().each(function() {
- if ($(this).css('position') == 'relative') {
- relOffset = $(this).offset();
- return false;
- }
- });
- $target.prepend('<div class="' + this._disableClass + '" style="' +
- 'width: ' + inline.width() + 'px; height: ' + inline.height() +
- 'px; left: ' + (offset.left - relOffset.left) +
- 'px; top: ' + (offset.top - relOffset.top) + 'px;"></div>');
- }
- this._disabledInputs = $.map(this._disabledInputs,
- function(value) { return (value == target ? null : value); }); // delete entry
- this._disabledInputs.push(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 */
- _isDisabledDatepick: function(target) {
- return (!target ? false : $.inArray(target, this._disabledInputs) > -1);
- },
- /* Retrieve the instance data for the target control.
- @param target (element) the target input field or division or span
- @return (object) the associated instance data
- @throws error if a jQuery problem getting data */
- _getInst: function(target) {
- try {
- return $.data(target, PROP_NAME);
- }
- catch (err) {
- throw 'Missing instance data for this datepicker';
- }
- },
- /* 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) */
- _optionDatepick: function(target, name, value) {
- var settings = name || {};
- if (typeof name == 'string') {
- settings = {};
- settings[name] = value;
- }
- var inst = this._getInst(target);
- if (inst) {
- if (this._curInst == inst) {
- this._hideDatepick(null);
- }
- extendRemove(inst.settings, settings);
- var date = new Date();
- extendRemove(inst, {rangeStart: null, // start of range
- endDay: null, endMonth: null, endYear: null, // end of range
- selectedDay: date.getDate(), selectedMonth: date.getMonth(),
- selectedYear: date.getFullYear(), // starting point
- currentDay: date.getDate(), currentMonth: date.getMonth(),
- currentYear: date.getFullYear(), // current selection
- drawMonth: date.getMonth(), drawYear: date.getFullYear()}); // month being drawn
- this._updateDatepick(inst);
- }
- },
- // change method deprecated
- _changeDatepick: function(target, name, value) {
- this._optionDatepick(target, name, value);
- },
- /* Redraw the date picker attached to an input field or division.
- @param target (element) the target input field or division or span */
- _refreshDatepick: function(target) {
- var inst = this._getInst(target);
- if (inst) {
- this._updateDatepick(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) */
- _setDateDatepick: function(target, date, endDate) {
- var inst = this._getInst(target);
- if (inst) {
- this._setDate(inst, date, endDate);
- this._updateDatepick(inst);
- this._updateAlternate(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 */
- _getDateDatepick: function(target) {
- var inst = this._getInst(target);
- if (inst && !inst.inline)
- this._setDateFromField(inst);
- return (inst ? this._getDate(inst) : null);
- },
- /* Handle keystrokes.
- @param event (KeyEvent) the keystroke details
- @return (boolean) true to continue, false to discard */
- _doKeyDown: function(event) {
- var inst = $.datepick._getInst(event.target);
- var handled = true;
- var isRTL = $.datepick._get(inst, 'isRTL');
- inst._keyEvent = true;
- if ($.datepick._datepickerShowing)
- switch (event.keyCode) {
- case 9: $.datepick._hideDatepick(null, '');
- break; // hide on tab out
- case 13: var sel = $('td.' + $.datepick._dayOverClass +
- ', td.' + $.datepick._currentClass, inst.dpDiv);
- if (sel[0])
- $.datepick._selectDay(event.target, inst.selectedYear, inst.selectedMonth, sel[0]);
- else
- $.datepick._hideDatepick(null, $.datepick._get(inst, 'duration'));
- break; // select the value on enter
- case 27: $.datepick._hideDatepick(null, $.datepick._get(inst, 'duration'));
- break; // hide on escape
- case 33: $.datepick._adjustDate(event.target, (event.ctrlKey ?
- -$.datepick._get(inst, 'stepBigMonths') :
- -$.datepick._get(inst, 'stepMonths')), 'M');
- break; // previous month/year on page up/+ ctrl
- case 34: $.datepick._adjustDate(event.target, (event.ctrlKey ?
- +$.datepick._get(inst, 'stepBigMonths') :
- +$.datepick._get(inst, 'stepMonths')), 'M');
- break; // next month/year on page down/+ ctrl
- case 35: if (event.ctrlKey || event.metaKey)
- $.datepick._clearDate(event.target);
- handled = event.ctrlKey || event.metaKey;
- break; // clear on ctrl or command + end
- case 36: if (event.ctrlKey || event.metaKey)
- $.datepick._gotoToday(event.target);
- handled = event.ctrlKey || event.metaKey;
- break; // current on ctrl or command + home
- case 37: if (event.ctrlKey || event.metaKey)
- $.datepick._adjustDate(event.target, (isRTL ? +1 : -1), 'D');
- handled = event.ctrlKey || event.metaKey;
- // -1 day on ctrl or command + left
- if (event.originalEvent.altKey)
- $.datepick._adjustDate(event.target,
- (event.ctrlKey ? -$.datepick._get(inst, 'stepBigMonths') :
- -$.datepick._get(inst, 'stepMonths')), 'M');
- // next month/year on alt + left/+ ctrl
- break;
- case 38: if (event.ctrlKey || event.metaKey)
- $.datepick._adjustDate(event.target, -7, 'D');
- handled = event.ctrlKey || event.metaKey;
- break; // -1 week on ctrl or command + up
- case 39: if (event.ctrlKey || event.metaKey)
- $.datepick._adjustDate(event.target, (isRTL ? -1 : +1), 'D');
- handled = event.ctrlKey || event.metaKey;
- // +1 day on ctrl or command + right
- if (event.originalEvent.altKey)
- $.datepick._adjustDate(event.target,
- (event.ctrlKey ? +$.datepick._get(inst, 'stepBigMonths') :
- +$.datepick._get(inst, 'stepMonths')), 'M');
- // next month/year on alt + right/+ ctrl
- break;
- case 40: if (event.ctrlKey || event.metaKey)
- $.datepick._adjustDate(event.target, +7, 'D');
- handled = event.ctrlKey || event.metaKey;
- break; // +1 week on ctrl or command + down
- default: handled = false;
- }
- else if (event.keyCode == 36 && event.ctrlKey) // display the date picker on ctrl+home
- $.datepick._showDatepick(this);
- else
- handled = false;
- if (handled) {
- event.preventDefault();
- event.stopPropagation();
- }
- return !handled;
- },
- /* Filter entered characters - based on date format.
- @param event (KeyEvent) the keystroke details
- @return (boolean) true to continue, false to discard */
- _doKeyPress: function(event) {
- var inst = $.datepick._getInst(event.target);
- if ($.datepick._get(inst, 'constrainInput')) {
- var chars = $.datepick._possibleChars(inst);
- var chr = String.fromCharCode(event.charCode == undefined ? event.keyCode : event.charCode);
- return event.ctrlKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
- }
- },
- /* Extract all possible characters from the date format.
- @param inst (object) the instance settings for this datepicker
- @return (string) the set of characters allowed by this format */
- _possibleChars: function (inst) {
- var dateFormat = $.datepick._get(inst, 'dateFormat');
- var chars = ($.datepick._get(inst, 'rangeSelect') ?
- $.datepick._get(inst, 'rangeSeparator') : '');
- var literal = false;
- for (var iFormat = 0; iFormat < dateFormat.length; iFormat++)
- if (literal)
- if (dateFormat.charAt(iFormat) == "'" && !lookAhead("'"))
- literal = false;
- else
- chars += dateFormat.charAt(iFormat);
- else
- switch (dateFormat.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 += dateFormat.charAt(iFormat);
- }
- return chars;
- },
- /* 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 */
- _showDatepick: function(input) {
- input = input.target || input;
- if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger
- input = $('input', input.parentNode)[0];
- if ($.datepick._isDisabledDatepick(input) || $.datepick._lastInput == input) // already here
- return;
- var inst = $.datepick._getInst(input);
- var beforeShow = $.datepick._get(inst, 'beforeShow');
- extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
- $.datepick._hideDatepick(null, '');
- $.datepick._lastInput = input;
- $.datepick._setDateFromField(inst);
- if ($.datepick._inDialog) // hide cursor
- input.value = '';
- if (!$.datepick._pos) { // position below input
- $.datepick._pos = $.datepick._findPos(input);
- $.datepick._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
- $.datepick._pos[0] -= document.documentElement.scrollLeft;
- $.datepick._pos[1] -= document.documentElement.scrollTop;
- }
- var offset = {left: $.datepick._pos[0], top: $.datepick._pos[1]};
- $.datepick._pos = null;
- inst.rangeStart = null;
- // determine sizing offscreen
- inst.dpDiv.css({position: 'absolute', display: 'block', top: '-1000px'});
- $.datepick._updateDatepick(inst);
- // fix width for dynamic number of date pickers
- inst.dpDiv.width($.datepick._getNumberOfMonths(inst)[1] *
- $('.' + $.datepick._oneMonthClass, inst.dpDiv)[0].offsetWidth);
- // and adjust position before showing
- offset = $.datepick._checkOffset(inst, offset, isFixed);
- inst.dpDiv.css({position: ($.datepick._inDialog && $.blockUI ?
- 'static' : (isFixed ? 'fixed' : 'absolute')), display: 'none',
- left: offset.left + 'px', top: offset.top + 'px'});
- if (!inst.inline) {
- var showAnim = $.datepick._get(inst, 'showAnim') || 'show';
- var duration = $.datepick._get(inst, 'duration');
- var postProcess = function() {
- $.datepick._datepickerShowing = true;
- if ($.browser.msie && parseInt($.browser.version, 10) < 7) { // fix IE < 7 select problems
- var extras = $.datepick._getExtras(inst.dpDiv);
- $('iframe.' + $.datepick._coverClass).css({width: inst.dpDiv.width() + extras[0],
- height: inst.dpDiv.height() + extras[1]});
- }
- };
- if ($.effects && $.effects[showAnim])
- inst.dpDiv.show(showAnim, $.datepick._get(inst, 'showOptions'), duration, postProcess);
- else
- inst.dpDiv[showAnim](duration, postProcess);
- if (duration == '')
- postProcess();
- if (inst.input[0].type != 'hidden')
- inst.input[0].focus();
- $.datepick._curInst = inst;
- }
- },
- /* Generate the date picker content.
- @param inst (object) the instance settings for this datepicker */
- _updateDatepick: function(inst) {
- var extras = this._getExtras(inst.dpDiv);
- var dims = {width: inst.dpDiv.width() + extras[0],
- height: inst.dpDiv.height() + extras[1]};
- inst.dpDiv.empty().append(this._generateHTML(inst)).
- find('iframe.' + this._coverClass).
- css({width: dims.width, height: dims.height});
- var numMonths = this._getNumberOfMonths(inst);
- inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') +
- 'Class']('datepick-multi');
- inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') +
- 'Class']('datepick-rtl');
- if (inst.input && inst.input[0].type != 'hidden' && inst == $.datepick._curInst)
- $(inst.input[0]).focus();
- },
- /* Retrieve the size of borders and padding for an element.
- @param elem (jQuery object) the element of interest
- @return (number[2]) the horizontal and vertical sizes */
- _getExtras: function(elem) {
- var convert = function(value) {
- return {thin: 1, medium: 2, thick: 3}[value] || value;
- };
- return [parseInt(convert(elem.css('border-left-width'))) +
- parseInt(convert(elem.css('border-right-width'))) +
- parseInt(elem.css('padding-left')) + parseInt(elem.css('padding-right')),
- parseInt(convert(elem.css('border-top-width'))) +
- parseInt(convert(elem.css('border-bottom-width'))) +
- parseInt(elem.css('padding-top')) + parseInt(elem.css('padding-bottom'))];
- },
- /* Check positioning to remain on the screen.
- @param inst (object) the instance settings for this datepicker
- @param offset (object) the offset of the attached field
- @param isFixed (boolean) true if control or a parent is 'fixed' in position
- @return (object) the updated offset for the datepicker */
- _checkOffset: function(inst, offset, isFixed) {
- var pos = inst.input ? this._findPos(inst.input[0]) : null;
- var browserWidth = window.innerWidth || (document.documentElement ?
- document.documentElement.clientWidth : document.body.clientWidth);
- var browserHeight = window.innerHeight || (document.documentElement ?
- document.documentElement.clientHeight : document.body.clientHeight);
- if (browserWidth == 0)
- return offset;
- 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 element's position on the screen.
- @param elem (element) the element to check
- @return (number[2]) the x- and y-coordinates for the object */
- _findPos: function(elem) {
- while (elem && (elem.type == 'hidden' || elem.nodeType != 1)) {
- elem = elem.nextSibling;
- }
- var position = $(elem).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 */
- _hideDatepick: function(input, duration) {
- var inst = this._curInst;
- if (!inst || (input && inst != $.data(input, PROP_NAME)))
- return;
- var rangeSelect = this._get(inst, 'rangeSelect');
- if (rangeSelect && inst.stayOpen)
- this._selectDate('#' + inst.id, this._formatDate(inst,
- inst.currentDay, inst.currentMonth, inst.currentYear));
- inst.stayOpen = false;
- if (this._datepickerShowing) {
- duration = (duration != null ? duration : this._get(inst, 'duration'));
- var showAnim = this._get(inst, 'showAnim');
- var postProcess = function() {
- $.datepick._tidyDialog(inst);
- };
- if (duration != '' && $.effects && $.effects[showAnim])
- inst.dpDiv.hide(showAnim, $.datepick._get(inst, 'showOptions'),
- duration, postProcess);
- else
- inst.dpDiv[(duration == '' ? 'hide' : (showAnim == 'slideDown' ? 'slideUp' :
- (showAnim == 'fadeIn' ? 'fadeOut' : 'hide')))](duration, postProcess);
- if (duration == '')
- this._tidyDialog(inst);
- var onClose = this._get(inst, 'onClose');
- if (onClose)
- onClose.apply((inst.input ? inst.input[0] : null),
- [(inst.input ? inst.input.val() : ''), inst]); // trigger custom callback
- this._datepickerShowing = false;
- this._lastInput = null;
- inst.settings.prompt = null;
- if (this._inDialog) {
- this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' });
- if ($.blockUI) {
- $.unblockUI();
- $('body').append(this.dpDiv);
- }
- }
- this._inDialog = false;
- }
- this._curInst = null;
- },
- /* Tidy up after a dialog display.
- @param inst (object) the instance settings for this datepicker */
- _tidyDialog: function(inst) {
- inst.dpDiv.removeClass(this._dialogClass).unbind('.datepick');
- $('.' + this._promptClass, inst.dpDiv).remove();
- },
- /* Close date picker if clicked elsewhere.
- @param event (MouseEvent) the mouse click to check */
- _checkExternalClick: function(event) {
- if (!$.datepick._curInst)
- return;
- var $target = $(event.target);
- if (!$target.parents().andSelf().is('#' + $.datepick._mainDivId) &&
- !$target.hasClass($.datepick.markerClassName) &&
- !$target.parents().andSelf().hasClass($.datepick._triggerClass) &&
- $.datepick._datepickerShowing && !($.datepick._inDialog && $.blockUI))
- $.datepick._hideDatepick(null, '');
- },
- /* Adjust one of the date sub-fields.
- @param id (string) the ID of the target field
- @param offset (number) the amount to change by
- @param period (string) 'D' for days, 'M' for months, 'Y' for years */
- _adjustDate: function(id, offset, period) {
- var inst = this._getInst($(id)[0]);
- this._adjustInstDate(inst, offset +
- (period == 'M' ? this._get(inst, 'showCurrentAtPos') : 0), // undo positioning
- period);
- this._updateDatepick(inst);
- },
- /* Show the month for today or the current selection.
- @param id (string) the ID of the target field */
- _gotoToday: function(id) {
- var target = $(id);
- var inst = this._getInst(target[0]);
- 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._notifyChange(inst);
- this._adjustDate(target);
- },
- /* Selecting a new month/year.
- @param id (string) the ID of the target field
- @param select (element) the select being chosen from
- @param period (string) 'M' for month, 'Y' for year */
- _selectMonthYear: function(id, select, period) {
- var target = $(id);
- var inst = this._getInst(target[0]);
- inst._selectingMonthYear = false;
- inst['selected' + (period == 'M' ? 'Month' : 'Year')] =
- inst['draw' + (period == 'M' ? 'Month' : 'Year')] =
- parseInt(select.options[select.selectedIndex].value,10);
- this._notifyChange(inst);
- this._adjustDate(target);
- },
- /* Restore input focus after not changing month/year.
- @param id (string) the ID of the target field */
- _clickMonthYear: function(id) {
- var inst = this._getInst($(id)[0]);
- if (inst.input && inst._selectingMonthYear && !$.browser.msie)
- inst.input[0].focus();
- inst._selectingMonthYear = !inst._selectingMonthYear;
- },
- /* Action for changing the first week day.
- @param id (string) the ID of the target field
- @param day (number) the number of the first day, 0 = Sun, 1 = Mon, ... */
- _changeFirstDay: function(id, day) {
- var inst = this._getInst($(id)[0]);
- inst.settings.firstDay = day;
- this._updateDatepick(inst);
- },
- /* Hover over a particular day.
- @param id (string) the ID of the target field
- @param year (number) the year for this day
- @param month (number) the month for this day
- @param td (element) the table cell containing the selection */
- _doHover: function(id, year, month, td) {
- if ($(td).hasClass(this._unselectableClass))
- return;
- var inst = this._getInst($(id)[0]);
- var onHover = this._get(inst, 'onHover');
- onHover.apply((inst.input ? inst.input[0] : null),
- [(year ? new Date(year, month, $(td).text()) : null), inst]);
- },
- /* Select a particular day.
- @param id (string) the ID of the target field
- @param year (number) the year for this day
- @param month (number) the month for this day
- @param td (element) the table cell containing the selection */
- _selectDay: function(id, year, month, td) {
- if ($(td).hasClass(this._unselectableClass))
- return;
- var inst = this._getInst($(id)[0]);
- var rangeSelect = this._get(inst, 'rangeSelect');
- if (rangeSelect) {
- inst.stayOpen = !inst.stayOpen;
- if (inst.stayOpen) {
- $('.datepick td', inst.dpDiv).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 (inst.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 (inst.stayOpen) {
- inst.rangeStart = this._daylightSavingAdjust(
- new Date(inst.currentYear, inst.currentMonth, inst.currentDay));
- this._updateDatepick(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._updateDatepick(inst);
- }
- },
- /* Erase the input field and hide the date picker.
- @param id (string) the ID of the target field */
- _clearDate: function(id) {
- var target = $(id);
- var inst = this._getInst(target[0]);
- if (this._get(inst, 'mandatory'))
- return;
- inst.stayOpen = false;
- inst.endDay = inst.endMonth = inst.endYear = inst.rangeStart = null;
- this._selectDate(target, '');
- },
- /* Update the input field with the selected date.
- @param id (string) the ID of the target field
- @param dateStr (string) the chosen date */
- _selectDate: function(id, dateStr) {
- var inst = this._getInst($(id)[0]);
- 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._updateDatepick(inst);
- else if (!inst.stayOpen) {
- this._hideDatepick(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.
- @param inst (object) the instance settings for this datepicker */
- _updateAlternate: function(inst) {
- var altField = this._get(inst, 'altField');
- if (altField) { // update alternate field too
- var altFormat = this._get(inst, 'altFormat') || this._get(inst, 'dateFormat');
- 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) {
- return [(date.getDay() || 7) < 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.getTime());
- // Find Thursday of this week starting on Monday
- checkDate.setDate(checkDate.getDate() + 4 - (checkDate.getDay() || 7));
- var time = checkDate.getTime();
- checkDate.setMonth(0); // Compare with Jan 1
- checkDate.setDate(1);
- return Math.floor((time - checkDate) / (86400000 * 7)) + 1;
- },
- /* Provide status text for a particular date.
- @param date (Date) the date to get the status for
- @param inst (object) the current datepicker instance
- @return (string) the status display text for this date */
- dateStatus: function(date, inst) {
- return $.datepick.formatDate($.datepick._get(inst, 'dateStatus'),
- date, $.datepick._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;
- settings = settings || {};
- var shortYearCutoff = settings.shortYearCutoff || this._defaults.shortYearCutoff;
- var dayNamesShort = settings.dayNamesShort || this._defaults.dayNamesShort;
- var dayNames = settings.dayNames || this._defaults.dayNames;
- var monthNamesShort = settings.monthNamesShort || this._defaults.monthNamesShort;
- var monthNames = settings.monthNames || this._defaults.monthNames;
- var year = -1;
- var month = -1;
- var day = -1;
- var doy = -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 size = (match == '@' ? 14 : (match == 'y' ? 4 : (match == 'o' ? 3 : 2)));
- var digits = new RegExp('^\\d{1,' + size + '}');
- var num = value.substring(iValue).match(digits);
- if (!num)
- throw 'Missing number at position ' + iValue;
- iValue += num[0].length;
- return parseInt(num[0], 10);
- };
- // Extract a name from the string value and convert to an index
- var getName = function(match, shortNames, longNames) {
- var names = (lookAhead(match) ? longNames : shortNames);
- for (var i = 0; i < names.length; i++) {
- if (value.substr(iValue, names[i].length) == names[i]) {
- iValue += names[i].length;
- return i + 1;
- }
- }
- throw 'Unknown name at position ' + iValue;
- };
- // 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 'o':
- doy = getNumber('o');
- 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 (iValue < value.length)
- throw 'Additional text found at end';
- if (year == -1)
- year = new Date().getFullYear();
- else if (year < 100)
- year += new Date().getFullYear() - new Date().getFullYear() % 100 +
- (year <= shortYearCutoff ? 0 : -100);
- if (doy > -1) {
- month = 1;
- day = doy;
- do {
- var dim = this._getDaysInMonth(year, month - 1);
- if (day <= dim)
- break;
- month++;
- day -= dim;
- } while (true);
- }
- var date = this._daylightSavingAdjust(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)
- o - day of year (no leading zeros)
- oo - day of year (three 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, len) {
- var num = '' + value;
- if (lookAhead(match))
- while (num.length < len)
- num = '0' + num;
- return num;
- };
- // 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(), 2);
- break;
- case 'D':
- output += formatName('D', date.getDay(), dayNamesShort, dayNames);
- break;
- case 'o':
- output += formatNumber('o',
- (date.getTime() - new Date(date.getFullYear(), 0, 0).getTime()) / 86400000, 3);
- break;
- case 'm':
- output += formatNumber('m', date.getMonth() + 1, 2);
- 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;
- },
- /* Get a setting value, defaulting if necessary.
- @param inst (object) the instance settings for this datepicker
- @param name (string) the name of the property
- @return (any) the property's value */
- _get: function(inst, name) {
- return inst.settings[name] !== undefined ?
- inst.settings[name] : this._defaults[name];
- },
- /* Parse existing date and initialise date picker.
- @param inst (object) the instance settings for this datepicker */
- _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 (isArray(dates)) {
- 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 (event) {
- 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.
- @param inst (object) the instance settings for this datepicker
- @return (Date) the default date */
- _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.
- @param date (Date or number or string) the date or offset
- @param defaultDate (Date) the date to use if no other supplied
- @return (Date) the decoded date */
- _determineDate: function(date, defaultDate) {
- var offsetNumeric = function(offset) {
- var date = new Date();
- date.setDate(date.getDate() + 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 += parseInt(matches[1], 10); break;
- case 'w' : case 'W' :
- day += parseInt(matches[1], 10) * 7; break;
- case 'm' : case 'M' :
- month += parseInt(matches[1], 10);
- day = Math.min(day, getDaysInMonth(year, month));
- break;
- case 'y': case 'Y' :
- year += parseInt(matches[1], 10);
- day = Math.min(day, getDaysInMonth(year, month));
- break;
- }
- matches = pattern.exec(offset);
- }
- return new Date(year, month, day);
- };
- date = (date == null ? defaultDate :
- (typeof date == 'string' ? offsetString(date, this._getDaysInMonth) :
- (typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : date)));
- date = (date && date.toString() == 'Invalid Date' ? defaultDate : date);
- if (date) {
- date.setHours(0);
- date.setMinutes(0);
- date.setSeconds(0);
- date.setMilliseconds(0);
- }
- return this._daylightSavingAdjust(date);
- },
- /* Handle switch to/from daylight saving.
- Hours may be non-zero on daylight saving cut-over:
- > 12 when midnight changeover, but then cannot generate
- midnight datetime, so jump to 1AM, otherwise reset.
- @param date (Date) the date to check
- @return (Date) the corrected date */
- _daylightSavingAdjust: function(date) {
- if (!date) return null;
- date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0);
- return date;
- },
- /* Set the date(s) directly.
- @param inst (object) the instance settings for this datepicker
- @param date (Date or number or string) the new date or start of a range
- @param endDate (Date or number or string) the end of a range */
- _setDate: function(inst, date, endDate) {
- var clear = !(date);
- var origMonth = inst.selectedMonth;
- var origYear = inst.selectedYear;
- 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;
- }
- }
- if (origMonth != inst.selectedMonth || origYear != inst.selectedYear)
- this._notifyChange(inst);
- 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.
- @param inst (object) the instance settings for this datepicker
- @return (Date or Date[2]) the current date or dates (for a range) */
- _getDate: function(inst) {
- var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
- this._daylightSavingAdjust(new Date(
- inst.currentYear, inst.currentMonth, inst.currentDay)));
- if (this._get(inst, 'rangeSelect')) {
- return [inst.rangeStart || startDate,
- (!inst.endYear ? inst.rangeStart || startDate :
- this._daylightSavingAdjust(new Date(inst.endYear, inst.endMonth, inst.endDay)))];
- } else
- return startDate;
- },
- /* Generate the HTML for the current state of the date picker.
- @param inst (object) the instance settings for this datepicker
- @return (string) the new HTML for the datepicker */
- _generateHTML: function(inst) {
- var today = new Date();
- today = this._daylightSavingAdjust(
- new Date(today.getFullYear(), today.getMonth(), today.getDate())); // clear time
- var showStatus = this._get(inst, 'showStatus');
- var initStatus = this._get(inst, 'initStatus') || ' ';
- var isRTL = this._get(inst, 'isRTL');
- // build the date picker HTML
- var clear = (this._get(inst, 'mandatory') ? '' :
- '<div class="datepick-clear"><a onclick="jQuery.datepick._clearDate(\'#' + inst.id + '\');"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'clearStatus'), initStatus) + '>' +
- this._get(inst, 'clearText') + '</a></div>');
- var controls = '<div class="datepick-control">' + (isRTL ? '' : clear) +
- '<div class="datepick-close"><a onclick="jQuery.datepick._hideDatepick();"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'closeStatus'), initStatus) + '>' +
- 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 showBigPrevNext = this._get(inst, 'showBigPrevNext');
- var numMonths = this._getNumberOfMonths(inst);
- var showCurrentAtPos = this._get(inst, 'showCurrentAtPos');
- var stepMonths = this._get(inst, 'stepMonths');
- var stepBigMonths = this._get(inst, 'stepBigMonths');
- var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
- var currentDate = this._daylightSavingAdjust((!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 - showCurrentAtPos;
- var drawYear = inst.drawYear;
- if (drawMonth < 0) {
- drawMonth += 12;
- drawYear--;
- }
- if (maxDate) { // don't show past maximum unless also restricted by minimum
- var maxDraw = this._daylightSavingAdjust(new Date(maxDate.getFullYear(),
- maxDate.getMonth() - numMonths[1] + 1, maxDate.getDate()));
- maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
- while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) {
- drawMonth--;
- if (drawMonth < 0) {
- drawMonth = 11;
- drawYear--;
- }
- }
- }
- inst.drawMonth = drawMonth;
- inst.drawYear = drawYear;
- // controls and links
- var prevText = this._get(inst, 'prevText');
- prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText,
- this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepMonths, 1)),
- this._getFormatConfig(inst)));
- var prevBigText = (showBigPrevNext ? this._get(inst, 'prevBigText') : '');
- prevBigText = (!navigationAsDateFormat ? prevBigText : this.formatDate(prevBigText,
- this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepBigMonths, 1)),
- this._getFormatConfig(inst)));
- var prev = '<div class="datepick-prev">' + (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ?
- (showBigPrevNext ? '<a onclick="jQuery.datepick._adjustDate(\'#' + inst.id + '\', -' + stepBigMonths + ', \'M\');"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'prevBigStatus'), initStatus) + '>' + prevBigText + '</a>' : '') +
- '<a onclick="jQuery.datepick._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'prevStatus'), initStatus) + '>' + prevText + '</a>' :
- (hideIfNoPrevNext ? ' ' : (showBigPrevNext ? '<label>' + prevBigText + '</label>' : '') +
- '<label>' + prevText + '</label>')) + '</div>';
- var nextText = this._get(inst, 'nextText');
- nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText,
- this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)),
- this._getFormatConfig(inst)));
- var nextBigText = (showBigPrevNext ? this._get(inst, 'nextBigText') : '');
- nextBigText = (!navigationAsDateFormat ? nextBigText : this.formatDate(nextBigText,
- this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepBigMonths, 1)),
- this._getFormatConfig(inst)));
- var next = '<div class="datepick-next">' + (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ?
- '<a onclick="jQuery.datepick._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'nextStatus'), initStatus) + '>' + nextText + '</a>' +
- (showBigPrevNext ? '<a onclick="jQuery.datepick._adjustDate(\'#' + inst.id + '\', +' + stepBigMonths + ', \'M\');"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'nextBigStatus'), initStatus) + '>' + nextBigText + '</a>' : '') :
- (hideIfNoPrevNext ? ' ' : '<label>' + nextText + '</label>' +
- (showBigPrevNext ? '<label>' + nextBigText + '</label>' : ''))) + '</div>';
- var currentText = this._get(inst, 'currentText');
- var gotoDate = (this._get(inst, 'gotoCurrent') && inst.currentDay ? currentDate : today);
- currentText = (!navigationAsDateFormat ? currentText :
- this.formatDate(currentText, gotoDate, this._getFormatConfig(inst)));
- var html = (closeAtTop && !inst.inline ? controls : '') +
- '<div class="datepick-links">' + (isRTL ? next : prev) +
- (this._isInRange(inst, gotoDate) ? '<div class="datepick-current">' +
- '<a onclick="jQuery.datepick._gotoToday(\'#' + inst.id + '\');"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'currentStatus'), initStatus) + '>' +
- currentText + '</a></div>' : '') + (isRTL ? prev : next) + '</div>' +
- (prompt ? '<div class="' + this._promptClass + '"><span>' + prompt + '</span></div>' : '');
- var firstDay = parseInt(this._get(inst, 'firstDay'));
- firstDay = (isNaN(firstDay) ? 0 : 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 selectOtherMonths = this._get(inst, 'selectOtherMonths');
- var showWeeks = this._get(inst, 'showWeeks');
- var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week;
- var weekStatus = this._get(inst, 'weekStatus');
- var status = (showStatus ? this._get(inst, 'dayStatus') || initStatus : '');
- var dateStatus = this._get(inst, 'statusForDate') || this.dateStatus;
- var onHover = this._get(inst, 'onHover');
- var endDate = inst.endDay ? this._daylightSavingAdjust(
- new Date(inst.endYear, inst.endMonth, inst.endDay)) : currentDate;
- var defaultDate = this._getDefaultDate(inst);
- for (var row = 0; row < numMonths[0]; row++)
- for (var col = 0; col < numMonths[1]; col++) {
- var selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay));
- html += '<div class="' + this._oneMonthClass + (col == 0 ? ' datepick-new-row' : '') + '">' +
- this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
- selectedDate, row > 0 || col > 0, showStatus, initStatus, monthNames) + // draw month headers
- '<table class="datepick" cellpadding="0" cellspacing="0"><thead>' +
- '<tr class="datepick-title-row">' +
- (showWeeks ? '<th' + this._addStatus(showStatus, inst.id, weekStatus, initStatus) + '>' +
- this._get(inst, 'weekHeader') + '</th>' : '');
- 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 += '<th' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="datepick-week-end-cell"' : '') + '>' +
- (!changeFirstDay ? '<span' + this._addStatus(showStatus, inst.id, dayNames[day], initStatus) :
- '<a onclick="jQuery.datepick._changeFirstDay(\'#' + inst.id + '\', ' + day + ');"' +
- this._addStatus(showStatus, inst.id, dayStatus, initStatus)) + ' title="' + dayNames[day] + '">' +
- dayNamesMin[day] + (changeFirstDay ? '</a>' : '</span>') + '</th>';
- }
- 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 numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate
- var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays));
- for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
- html += '<tr class="datepick-days-row">' +
- (showWeeks ? '<td class="datepick-week-col"' +
- this._addStatus(showStatus, inst.id, weekStatus, initStatus) + '>' +
- 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 && !selectOtherMonths) || !daySettings[0] ||
- (minDate && printDate < minDate) || (maxDate && printDate > maxDate);
- var empty = otherMonth && !showOtherMonths;
- html += '<td class="datepick-days-cell' +
- ((dow + firstDay + 6) % 7 >= 5 ? ' datepick-week-end-cell' : '') + // highlight weekends
- (otherMonth ? ' datepick-other-month' : '') + // highlight days from other months
- ((printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth && inst._keyEvent) || // user pressed key
- (defaultDate.getTime() == printDate.getTime() && defaultDate.getTime() == selectedDate.getTime()) ?
- // or defaultDate is current printedDate and defaultDate is selectedDate
- ' ' + $.datepick._dayOverClass : '') + // highlight selected day
- (unselectable ? ' ' + this._unselectableClass : '') + // highlight unselectable days
- (empty ? '' : ' ' + 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() ? ' datepick-today' : '')) + '"' + // highlight today (if different)
- (!empty && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title
- ' onmouseover="' + (unselectable ? '' : 'jQuery(this).addClass(\'' + this._dayOverClass + '\');') + // current
- (highlightWeek ? 'jQuery(this).parent().addClass(\'' + this._weekOverClass + '\');' : '') + // highlight week
- (!showStatus || empty ? '' : 'jQuery(\'#datepick-status-' + inst.id + '\').html(\'' + // show status
- (dateStatus.apply((inst.input ? inst.input[0] : null), [printDate, inst]) || initStatus) +'\');') +
- (onHover && !empty ? 'jQuery.datepick._doHover(\'#' + // onHover
- inst.id + '\',' + printDate.getFullYear() + ',' + printDate.getMonth() + ', this);' : '') + '"' +
- ' onmouseout="' + (unselectable ? '' : 'jQuery(this).removeClass(\'' + this._dayOverClass + '\');') + // not current
- (highlightWeek ? 'jQuery(this).parent().removeClass(\'' + this._weekOverClass + '\');"' : '') + // unhighlight week
- (!showStatus || empty ? '' : 'jQuery(\'#datepick-status-' + inst.id + '\').html(\'' + initStatus + '\');') +
- (onHover && !empty ? 'jQuery.datepick._doHover(\'#' + inst.id + '\');' : '') + '"' + // onHover
- (unselectable ? '' : ' onclick="jQuery.datepick._selectDay(\'#' + // select
- inst.id + '\'' + ',' + printDate.getFullYear() + ',' + printDate.getMonth() + ',this);"') + '>' +
- (empty ? ' ' : // not showing other months
- (unselectable ? printDate.getDate() : '<a>' + printDate.getDate() + '</a>')) + '</td>'; // display for this month
- printDate.setDate(printDate.getDate() + 1);
- printDate = this._daylightSavingAdjust(printDate);
- }
- html += '</tr>';
- }
- drawMonth++;
- if (drawMonth > 11) {
- drawMonth = 0;
- drawYear++;
- }
- html += '</tbody></table></div>';
- }
- html += (showStatus ? '<div style="clear: both;"></div><div id="datepick-status-' + inst.id +
- '" class="datepick-status">' + initStatus + '</div>' : '') +
- (!closeAtTop && !inst.inline ? controls : '') +
- '<div style="clear: both;"></div>' +
- ($.browser.msie && parseInt($.browser.version,10) < 7 && !inst.inline ?
- '<iframe src="javascript:false;" class="' + this._coverClass + '"></iframe>' : '');
- inst._keyEvent = false;
- return html;
- },
- /* Generate the month and year header.
- @param inst (object) the instance settings for this datepicker
- @param drawMonth (number) the current month
- @param drawYear (number) the current year
- @param minDate (Date) the minimum allowed date or null if none
- @param maxDate (Date) the maximum allowed date or null if none
- @return (string) the HTML for the month and year */
- _generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate,
- selectedDate, secondary, showStatus, initStatus, monthNames) {
- minDate = (inst.rangeStart && minDate && selectedDate < minDate ? selectedDate : minDate);
- var changeMonth = this._get(inst, 'changeMonth');
- var changeYear = this._get(inst, 'changeYear');
- var showMonthAfterYear = this._get(inst, 'showMonthAfterYear');
- var html = '<div class="datepick-header">';
- var monthHtml = '';
- // month selection
- if (secondary || !changeMonth)
- monthHtml += '<span>' + monthNames[drawMonth] + '</span>';
- else {
- var inMinYear = (minDate && minDate.getFullYear() == drawYear);
- var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
- monthHtml += '<select class="datepick-new-month" ' +
- 'onchange="jQuery.datepick._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' +
- 'onclick="jQuery.datepick._clickMonthYear(\'#' + inst.id + '\');"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'monthStatus'), initStatus) + '>';
- for (var month = 0; month < 12; month++) {
- if ((!inMinYear || month >= minDate.getMonth()) &&
- (!inMaxYear || month <= maxDate.getMonth()))
- monthHtml += '<option value="' + month + '"' +
- (month == drawMonth ? ' selected="selected"' : '') +
- '>' + monthNames[month] + '</option>';
- }
- monthHtml += '</select>';
- }
- if (!showMonthAfterYear)
- html += monthHtml + (secondary || !changeMonth || !changeYear ? ' ' : '');
- // year selection
- if (secondary || !changeYear)
- html += '<span>' + drawYear + '</span>';
- 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 = 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 += '<select class="datepick-new-year" ' +
- 'onchange="jQuery.datepick._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' +
- 'onclick="jQuery.datepick._clickMonthYear(\'#' + inst.id + '\');"' +
- this._addStatus(showStatus, inst.id, this._get(inst, 'yearStatus'), initStatus) + '>';
- for (; year <= endYear; year++) {
- html += '<option value="' + year + '"' +
- (year == drawYear ? ' selected="selected"' : '') +
- '>' + year + '</option>';
- }
- html += '</select>';
- }
- if (showMonthAfterYear)
- html += (secondary || !changeMonth || !changeYear ? ' ' : '') + monthHtml;
- html += '</div>'; // Close datepicker_header
- return html;
- },
- /* Provide code to set and clear the status panel.
- @param showStatus (boolean) true if the status bar is shown
- @param id (string) the ID of the datepicker instance
- @param text (string) the status text to display
- @param initStatus (string) the default status message
- @return (string) hover actions for the status messages */
- _addStatus: function(showStatus, id, text, initStatus) {
- return (showStatus ? ' onmouseover="jQuery(\'#datepick-status-' + id +
- '\').html(\'' + (text || initStatus) + '\');" ' +
- 'onmouseout="jQuery(\'#datepick-status-' + id +
- '\').html(\'' + initStatus + '\');"' : '');
- },
- /* Adjust one of the date sub-fields.
- @param inst (object) the instance settings for this datepicker
- @param offset (number) the change to apply
- @param period (string) 'D' for days, 'M' for months, 'Y' for years */
- _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 = this._daylightSavingAdjust(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.
- @param inst (object) the instance settings for this datepicker */
- _notifyChange: function(inst) {
- var onChange = this._get(inst, 'onChangeMonthYear');
- if (onChange)
- onChange.apply((inst.input ? inst.input[0] : null),
- [inst.selectedYear, inst.selectedMonth + 1, inst]);
- },
- /* Determine the number of months to show.
- @param inst (object) the instance settings for this datepicker
- @return (number[2]) the number of rows and columns to display */
- _getNumberOfMonths: function(inst) {
- var numMonths = this._get(inst, 'numberOfMonths');
- return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths));
- },
- /* Determine the current minimum/maximum date.
- Ensure no time components are set. May be overridden for a range.
- @param inst (object) the instance settings for this datepicker
- @param minMax (string) 'min' or 'max' for required date
- @param checkRange (boolean) true to allow override for a range minimum
- @return (Date) the minimum/maximum date or null if none */
- _getMinMaxDate: function(inst, minMax, checkRange) {
- var date = this._determineDate(this._get(inst, minMax + 'Date'), null);
- return (!checkRange || !inst.rangeStart ? date :
- (!date || inst.rangeStart > date ? inst.rangeStart : date));
- },
- /* Find the number of days in a given month.
- @param year (number) the full year
- @param month (number) the month (0 to 11)
- @return (number) the number of days in this 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.
- @param year (number) the full year
- @param month (number) the month (0 to 11)
- @return (number) 0 = Sunday, 1 = Monday, ... */
- _getFirstDayOfMonth: function(year, month) {
- return new Date(year, month, 1).getDay();
- },
- /* Determines if we should allow a "prev/next" month display change.
- @param inst (object) the instance settings for this datepicker
- @param offset (number) the number of months to change by
- @param curYear (number) the full current year
- @param curMonth (number) the current month (0 to 11)
- @return (boolean) true if prev/next allowed, false if not */
- _canAdjustMonth: function(inst, offset, curYear, curMonth) {
- var numMonths = this._getNumberOfMonths(inst);
- var date = this._daylightSavingAdjust(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?
- @param inst (object) the instance settings for this datepicker
- @param date (Date) the date to check
- @return (boolean) true if the date is in the allowed minimum/maximum, false if not */
- _isInRange: function(inst, date) {
- // during range selection, use minimum of selected date and range start
- var newMinDate = (!inst.rangeStart ? null : this._daylightSavingAdjust(
- 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.
- @param inst (object) the instance settings for this datepicker
- @return (object) the settings subset */
- _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.
- @param inst (object) the instance settings for this datepicker
- @param day (number, optional) the day of the month
- @param month (number, optional) the month of the year (0 to 11)
- @param year (number, optional) the full year
- @return (string) formatted date */
- _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 :
- this._daylightSavingAdjust(new Date(year, month, day))) :
- this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
- return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
- }
- });
- /* jQuery extend now ignores nulls!
- @param target (object) the object to extend
- @param props (object) the new settings
- @return (object) the updated object */
- 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.
- @param a (object) the object to test
- @return (boolean) true if an array, false if not */
- function isArray(a) {
- return (a && a.constructor == 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) jQuery object */
- $.fn.datepick = function(options){
- var otherArgs = Array.prototype.slice.call(arguments, 1);
- if (typeof options == 'string' && (options == 'isDisabled' || options == 'getDate'))
- return $.datepick['_' + options + 'Datepick'].
- apply($.datepick, [this[0]].concat(otherArgs));
- return this.each(function() {
- typeof options == 'string' ?
- $.datepick['_' + options + 'Datepick'].
- apply($.datepick, [this].concat(otherArgs)) :
- $.datepick._attachDatepick(this, options);
- });
- };
- $.datepick = new Datepick(); // singleton instance
- $.datepick.uuid = new Date().getTime();
- $.datepick.version = '3.5.1';
- $(function() {
- $(document).mousedown($.datepick._checkExternalClick).
- find('body').append($.datepick.dpDiv);
- });
- })(jQuery);
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