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Diffstat (limited to 'template-common/lib/ui/ui.datepicker.js')
| -rw-r--r-- | template-common/lib/ui/ui.datepicker.js | 1533 |
1 files changed, 1533 insertions, 0 deletions
diff --git a/template-common/lib/ui/ui.datepicker.js b/template-common/lib/ui/ui.datepicker.js new file mode 100644 index 000000000..2ddca2889 --- /dev/null +++ b/template-common/lib/ui/ui.datepicker.js @@ -0,0 +1,1533 @@ +/* + * 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: '<Prev', // Display text for previous month link + prevStatus: 'Show the previous month', // Status text for previous month link + nextText: 'Next>', // 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') || ' ') : '') + '>' + + 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') || ' ') : '') + '>' + + 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') || ' ') : '') + '>' + 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') || ' ') : '') + '>' + 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') || ' ') : '') + '>' + + 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') || ' ' : ''); + 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]) || ' ') +'\');') + '"' + + ' 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(\' \');') + '" onclick="jQuery.datepicker._selectDay(\'#' + + inst.id + '\',' + drawMonth + ',' + drawYear + ', this);"') + '>' + // actions + (otherMonth ? (showOtherMonths ? printDate.getDate() : ' ') : // 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') || ' ') + '</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] + ' '; + 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') || ' ') : '') + '>'; + 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') || ' ') : '') + '>'; + 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(\' \');"'; + }, + + /* 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); |