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/* http://keith-wood.name/datepick.html Date picker for jQuery v4.0.2. Written by Keith Wood (kbwood{at}iinet.com.au) February 2010. 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 author if you use it. */ (function($) { // Hide scope, no $ conflict /* Datepicker manager. */ function Datepicker() { this._defaults = { pickerClass: '', // CSS class to add to this instance of the datepicker showOnFocus: true, // True for popup on focus, false for not showTrigger: null, // Element to be cloned for a trigger, null for none showAnim: 'show', // Name of jQuery animation for popup, '' for no animation showOptions: {}, // Options for enhanced animations showSpeed: 'normal', // Duration of display/closure popupContainer: null, // The element to which a popup calendar is added, null for body alignment: 'bottom', // Alignment of popup - with nominated corner of input: // 'top' or 'bottom' aligns depending on language direction, // 'topLeft', 'topRight', 'bottomLeft', 'bottomRight' fixedWeeks: false, // True to always show 6 weeks, false to only show as many as are needed firstDay: 0, // First day of the week, 0 = Sunday, 1 = Monday, ... calculateWeek: this.iso8601Week, // Calculate week of the year from a date, null for ISO8601 monthsToShow: 1, // How many months to show, cols or [rows, cols] monthsOffset: 0, // How many months to offset the primary month by monthsToStep: 1, // How many months to move when prev/next clicked monthsToJump: 12, // How many months to move when large prev/next clicked changeMonth: true, // True to change month/year via drop-down, false for navigation only yearRange: 'c-50:c+10', // Range of years to show in drop-down: 'any' for direct text entry // or 'start:end', where start/end are '+-nn' for relative to today // or 'c+-nn' for relative to the currently selected date // or 'nnnn' for an absolute year shortYearCutoff: '+10', // Cutoff for two-digit year in the curretn century showOtherMonths: false, // True to show dates from other months, false to not show them selectOtherMonths: false, // True to allow selection of dates from other months too defaultDate: null, // Date to show if no other selected selectDefaultDate: false, // True to pre-select the default date if no other is chosen minDate: null, // The minimum selectable date maxDate: null, // The maximum selectable date dateFormat: 'mm/dd/yyyy', // Format for dates autoSize: false, // True to size the input field according to the date format rangeSelect: false, // Allows for selecting a date range on one date picker rangeSeparator: ' - ', // Text between two dates in a range multiSelect: 0, // Maximum number of selectable dates, zero for single select multiSeparator: ',', // Text between multiple dates onDate: null, // Callback as a date is added to the datepicker onShow: null, // Callback just before a datepicker is shown onChangeMonthYear: null, // Callback when a new month/year is selected onSelect: null, // Callback when a date is selected onClose: null, // Callback when a datepicker is closed altField: null, // Alternate field to update in synch with the datepicker altFormat: null, // Date format for alternate field, defaults to dateFormat constrainInput: true, // True to constrain typed input to dateFormat allowed characters commandsAsDateFormat: false, // True to apply formatDate to the command texts commands: this.commands // Command actions that may be added to a layout by name }; this.regional = { '': { // US/English monthNames: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'], monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], dayNamesMin: ['Su', 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa'], dateFormat: 'dd-mm-yyyy', // See options on formatDate firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ... renderer: this.defaultRenderer, // The rendering templates prevText: '<Prev', // Text for the previous month command prevStatus: 'Show the previous month', // Status text for the previous month command prevJumpText: '<<', // Text for the previous year command prevJumpStatus: 'Show the previous year', // Status text for the previous year command nextText: 'Next>', // Text for the next month command nextStatus: 'Show the next month', // Status text for the next month command nextJumpText: '>>', // Text for the next year command nextJumpStatus: 'Show the next year', // Status text for the next year command currentText: 'Current', // Text for the current month command currentStatus: 'Show the current month', // Status text for the current month command todayText: 'Today', // Text for the today's month command todayStatus: 'Show today\'s month', // Status text for the today's month command clearText: 'Clear', // Text for the clear command clearStatus: 'Clear all the dates', // Status text for the clear command closeText: 'Close', // Text for the close command closeStatus: 'Close the datepicker', // Status text for the close command yearStatus: 'Change the year', // Status text for year selection monthStatus: 'Change the month', // Status text for month selection weekText: 'Wk', // Text for week of the year column header weekStatus: 'Week of the year', // Status text for week of the year column header dayStatus: 'Select DD, M d, yyyy', // Status text for selectable days defaultStatus: 'Select a date', // Status text shown by default isRTL: false // True if language is right-to-left }}; $.extend(this._defaults, this.regional['']); this._disabled = []; } $.extend(Datepicker.prototype, { dataName: 'datepick', /* Class name added to elements to indicate already configured with datepicker. */ markerClass: 'hasDatepick', _popupClass: 'datepick-popup', // Marker for popup division _triggerClass: 'datepick-trigger', // Marker for trigger element _disableClass: 'datepick-disable', // Marker for disabled element _coverClass: 'datepick-cover', // Marker for iframe backing element _monthYearClass: 'datepick-month-year', // Marker for month/year inputs _curMonthClass: 'datepick-month-', // Marker for current month/year _anyYearClass: 'datepick-any-year', // Marker for year direct input _curDoWClass: 'datepick-dow-', // Marker for day of week commands: { // Command actions that may be added to a layout by name // name: { // The command name, use '{button:name}' or '{link:name}' in layouts // text: '', // The field in the regional settings for the displayed text // status: '', // The field in the regional settings for the status text // // The keystroke to trigger the action // keystroke: {keyCode: nn, ctrlKey: boolean, altKey: boolean, shiftKey: boolean}, // enabled: fn, // The function that indicates the command is enabled // date: fn, // The function to get the date associated with this action // action: fn} // The function that implements the action prev: {text: 'prevText', status: 'prevStatus', // Previous month keystroke: {keyCode: 33}, // Page up enabled: function(inst) { var minDate = inst.curMinDate(); return (!minDate || $.datepick.add($.datepick.day( $.datepick.add($.datepick.newDate(inst.drawDate), 1 - inst.get('monthsToStep') - inst.get('monthsOffset'), 'm'), 1), -1, 'd'). getTime() >= minDate.getTime()); }, date: function(inst) { return $.datepick.day($.datepick.add($.datepick.newDate(inst.drawDate), -inst.get('monthsToStep') - inst.get('monthsOffset'), 'm'), 1); }, action: function(inst) { $.datepick.changeMonth(this, -inst.get('monthsToStep')); } }, prevJump: {text: 'prevJumpText', status: 'prevJumpStatus', // Previous year keystroke: {keyCode: 33, ctrlKey: true}, // Ctrl + Page up enabled: function(inst) { var minDate = inst.curMinDate(); return (!minDate || $.datepick.add($.datepick.day( $.datepick.add($.datepick.newDate(inst.drawDate), 1 - inst.get('monthsToJump') - inst.get('monthsOffset'), 'm'), 1), -1, 'd'). getTime() >= minDate.getTime()); }, date: function(inst) { return $.datepick.day($.datepick.add($.datepick.newDate(inst.drawDate), -inst.get('monthsToJump') - inst.get('monthsOffset'), 'm'), 1); }, action: function(inst) { $.datepick.changeMonth(this, -inst.get('monthsToJump')); } }, next: {text: 'nextText', status: 'nextStatus', // Next month keystroke: {keyCode: 34}, // Page down enabled: function(inst) { var maxDate = inst.get('maxDate'); return (!maxDate || $.datepick.day($.datepick.add($.datepick.newDate(inst.drawDate), inst.get('monthsToStep') - inst.get('monthsOffset'), 'm'), 1). getTime() <= maxDate.getTime()); }, date: function(inst) { return $.datepick.day($.datepick.add($.datepick.newDate(inst.drawDate), inst.get('monthsToStep') - inst.get('monthsOffset'), 'm'), 1); }, action: function(inst) { $.datepick.changeMonth(this, inst.get('monthsToStep')); } }, nextJump: {text: 'nextJumpText', status: 'nextJumpStatus', // Next year keystroke: {keyCode: 34, ctrlKey: true}, // Ctrl + Page down enabled: function(inst) { var maxDate = inst.get('maxDate'); return (!maxDate || $.datepick.day($.datepick.add($.datepick.newDate(inst.drawDate), inst.get('monthsToJump') - inst.get('monthsOffset'), 'm'), 1). getTime() <= maxDate.getTime()); }, date: function(inst) { return $.datepick.day($.datepick.add($.datepick.newDate(inst.drawDate), inst.get('monthsToJump') - inst.get('monthsOffset'), 'm'), 1); }, action: function(inst) { $.datepick.changeMonth(this, inst.get('monthsToJump')); } }, current: {text: 'currentText', status: 'currentStatus', // Current month keystroke: {keyCode: 36, ctrlKey: true}, // Ctrl + Home enabled: function(inst) { var minDate = inst.curMinDate(); var maxDate = inst.get('maxDate'); var curDate = inst.selectedDates[0] || $.datepick.today(); return (!minDate || curDate.getTime() >= minDate.getTime()) && (!maxDate || curDate.getTime() <= maxDate.getTime()); }, date: function(inst) { return inst.selectedDates[0] || $.datepick.today(); }, action: function(inst) { var curDate = inst.selectedDates[0] || $.datepick.today(); $.datepick.showMonth(this, curDate.getFullYear(), curDate.getMonth() + 1); } }, today: {text: 'todayText', status: 'todayStatus', // Today's month keystroke: {keyCode: 36, ctrlKey: true}, // Ctrl + Home enabled: function(inst) { var minDate = inst.curMinDate(); var maxDate = inst.get('maxDate'); return (!minDate || $.datepick.today().getTime() >= minDate.getTime()) && (!maxDate || $.datepick.today().getTime() <= maxDate.getTime()); }, date: function(inst) { return $.datepick.today(); }, action: function(inst) { $.datepick.showMonth(this); } }, clear: {text: 'clearText', status: 'clearStatus', // Clear the datepicker keystroke: {keyCode: 35, ctrlKey: true}, // Ctrl + End enabled: function(inst) { return true; }, date: function(inst) { return null; }, action: function(inst) { $.datepick.clear(this); } }, close: {text: 'closeText', status: 'closeStatus', // Close the datepicker keystroke: {keyCode: 27}, // Escape enabled: function(inst) { return true; }, date: function(inst) { return null; }, action: function(inst) { $.datepick.hide(this); } }, prevWeek: {text: 'prevWeekText', status: 'prevWeekStatus', // Previous week keystroke: {keyCode: 38, ctrlKey: true}, // Ctrl + Up enabled: function(inst) { var minDate = inst.curMinDate(); return (!minDate || $.datepick.add($.datepick.newDate(inst.drawDate), -7, 'd'). getTime() >= minDate.getTime()); }, date: function(inst) { return $.datepick.add($.datepick.newDate(inst.drawDate), -7, 'd'); }, action: function(inst) { $.datepick.changeDay(this, -7); } }, prevDay: {text: 'prevDayText', status: 'prevDayStatus', // Previous day keystroke: {keyCode: 37, ctrlKey: true}, // Ctrl + Left enabled: function(inst) { var minDate = inst.curMinDate(); return (!minDate || $.datepick.add($.datepick.newDate(inst.drawDate), -1, 'd'). getTime() >= minDate.getTime()); }, date: function(inst) { return $.datepick.add($.datepick.newDate(inst.drawDate), -1, 'd'); }, action: function(inst) { $.datepick.changeDay(this, -1); } }, nextDay: {text: 'nextDayText', status: 'nextDayStatus', // Next day keystroke: {keyCode: 39, ctrlKey: true}, // Ctrl + Right enabled: function(inst) { var maxDate = inst.get('maxDate'); return (!maxDate || $.datepick.add($.datepick.newDate(inst.drawDate), 1, 'd'). getTime() <= maxDate.getTime()); }, date: function(inst) { return $.datepick.add($.datepick.newDate(inst.drawDate), 1, 'd'); }, action: function(inst) { $.datepick.changeDay(this, 1); } }, nextWeek: {text: 'nextWeekText', status: 'nextWeekStatus', // Next week keystroke: {keyCode: 40, ctrlKey: true}, // Ctrl + Down enabled: function(inst) { var maxDate = inst.get('maxDate'); return (!maxDate || $.datepick.add($.datepick.newDate(inst.drawDate), 7, 'd'). getTime() <= maxDate.getTime()); }, date: function(inst) { return $.datepick.add($.datepick.newDate(inst.drawDate), 7, 'd'); }, action: function(inst) { $.datepick.changeDay(this, 7); } } }, /* Default template for generating a datepicker. */ defaultRenderer: { // Anywhere: '{l10n:name}' to insert localised value for name, // '{link:name}' to insert a link trigger for command name, // '{button:name}' to insert a button trigger for command name, // '{popup:start}...{popup:end}' to mark a section for inclusion in a popup datepicker only, // '{inline:start}...{inline:end}' to mark a section for inclusion in an inline datepicker only // Overall structure: '{months}' to insert calendar months picker: '<div class="datepick">' + '<div class="datepick-nav">{link:prev}{link:today}{link:next}</div>{months}' + '{popup:start}<div class="datepick-ctrl">{link:clear}{link:close}</div>{popup:end}' + '<div class="datepick-clear-fix"></div></div>', // One row of months: '{months}' to insert calendar months monthRow: '<div class="datepick-month-row">{months}</div>', // A single month: '{monthHeader:dateFormat}' to insert the month header - // dateFormat is optional and defaults to 'MM yyyy', // '{weekHeader}' to insert a week header, '{weeks}' to insert the month's weeks month: '<div class="datepick-month"><div class="datepick-month-header">{monthHeader}</div>' + '<table><thead>{weekHeader}</thead><tbody>{weeks}</tbody></table></div>', // A week header: '{days}' to insert individual day names weekHeader: '<tr>{days}</tr>', // Individual day header: '{day}' to insert day name dayHeader: '<th>{day}</th>', // One week of the month: '{days}' to insert the week's days, '{weekOfYear}' to insert week of year week: '<tr>{days}</tr>', // An individual day: '{day}' to insert day value day: '<td>{day}</td>', // jQuery selector, relative to picker, for a single month monthSelector: '.datepick-month', // jQuery selector, relative to picker, for individual days daySelector: 'td', // Class for right-to-left (RTL) languages rtlClass: 'datepick-rtl', // Class for multi-month datepickers multiClass: 'datepick-multi', // Class for selectable dates defaultClass: '', // Class for currently selected dates selectedClass: 'datepick-selected', // Class for highlighted dates highlightedClass: 'datepick-highlight', // Class for today todayClass: 'datepick-today', // Class for days from other months otherMonthClass: 'datepick-other-month', // Class for days on weekends weekendClass: 'datepick-weekend', // Class prefix for commands commandClass: 'datepick-cmd', // Extra class(es) for commands that are buttons commandButtonClass: '', // Extra class(es) for commands that are links commandLinkClass: '', // Class for disabled commands disabledClass: 'datepick-disabled' }, /* Override the default settings for all datepicker instances. @param settings (object) the new settings to use as defaults @return (Datepicker) this object */ setDefaults: function(settings) { $.extend(this._defaults, settings || {}); return this; }, _ticksTo1970: (((1970 - 1) * 365 + Math.floor(1970 / 4) - Math.floor(1970 / 100) + Math.floor(1970 / 400)) * 24 * 60 * 60 * 10000000), _msPerDay: 24 * 60 * 60 * 1000, ATOM: 'yyyy-mm-dd', // RFC 3339/ISO 8601 COOKIE: 'D, dd M yyyy', FULL: 'DD, MM d, yyyy', ISO_8601: 'yyyy-mm-dd', JULIAN: 'J', RFC_822: 'D, d M yy', RFC_850: 'DD, dd-M-yy', RFC_1036: 'D, d M yy', RFC_1123: 'D, d M yyyy', RFC_2822: 'D, d M yyyy', RSS: 'D, d M yy', // RFC 822 TICKS: '!', TIMESTAMP: '@', W3C: 'yyyy-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 w - week of year (no leading zero) ww - week of year (two digit) m - month of year (no leading zero) mm - month of year (two digit) M - month name short MM - month name long yy - year (two digit) yyyy - year (four digit) @ - Unix timestamp (s since 01/01/1970) ! - Windows ticks (100ns since 01/01/0001) '...' - literal text '' - single quote @param format (string) the desired format of the date (optional, default datepicker format) @param date (Date) the date value to format @param settings (object) attributes include: dayNamesShort (string[]) abbreviated names of the days from Sunday (optional) dayNames (string[]) names of the days from Sunday (optional) monthNamesShort (string[]) abbreviated names of the months (optional) monthNames (string[]) names of the months (optional) calculateWeek (function) function that determines week of the year (optional) @return (string) the date in the above format */ formatDate: function(format, date, settings) { if (typeof format != 'string') { settings = date; date = format; format = ''; } if (!date) { return ''; } format = format || this._defaults.dateFormat; settings = settings || {}; 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 calculateWeek = settings.calculateWeek || this._defaults.calculateWeek; // Check whether a format character is doubled var doubled = function(match, step) { var matches = 1; while (iFormat + matches < format.length && format.charAt(iFormat + matches) == match) { matches++; } iFormat += matches - 1; return Math.floor(matches / (step || 1)) > 1; }; // Format a number, with leading zeroes if necessary var formatNumber = function(match, value, len, step) { var num = '' + value; if (doubled(match, step)) { 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 (doubled(match) ? longNames[value] : shortNames[value]); }; var output = ''; var literal = false; for (var iFormat = 0; iFormat < format.length; iFormat++) { if (literal) { if (format.charAt(iFormat) == "'" && !doubled("'")) { 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', this.dayOfYear(date), 3); break; case 'w': output += formatNumber('w', calculateWeek(date), 2); break; case 'm': output += formatNumber('m', date.getMonth() + 1, 2); break; case 'M': output += formatName('M', date.getMonth(), monthNamesShort, monthNames); break; case 'y': output += (doubled('y', 2) ? date.getFullYear() : (date.getFullYear() % 100 < 10 ? '0' : '') + date.getFullYear() % 100); break; case '@': output += Math.floor(date.getTime() / 1000); break; case '!': output += date.getTime() * 10000 + this._ticksTo1970; break; case "'": if (doubled("'")) { output += "'"; } else { literal = true; } break; default: output += format.charAt(iFormat); } } } return output; }, /* Parse a string value into a date object. See formatDate for the possible formats, plus: * - ignore rest of string @param format (string) the expected format of the date ('' for default datepicker format) @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[]) abbreviated names of the days from Sunday (optional) dayNames (string[]) names of the days from Sunday (optional) monthNamesShort (string[]) abbreviated names of the months (optional) monthNames (string[]) names of the months (optional) @return (Date) the extracted date value or null if value is blank @throws errors if the format and/or value are missing, if the value doesn't match the format, or if the date is invalid */ parseDate: function(format, value, settings) { if (value == null) { throw 'Invalid arguments'; } value = (typeof value == 'object' ? value.toString() : value + ''); if (value == '') { return null; } format = format || this._defaults.dateFormat; settings = settings || {}; var shortYearCutoff = settings.shortYearCutoff || this._defaults.shortYearCutoff; shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff : this.today().getFullYear() % 100 + parseInt(shortYearCutoff, 10)); 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 shortYear = false; var literal = false; // Check whether a format character is doubled var doubled = function(match, step) { var matches = 1; while (iFormat + matches < format.length && format.charAt(iFormat + matches) == match) { matches++; } iFormat += matches - 1; return Math.floor(matches / (step || 1)) > 1; }; // Extract a number from the string value var getNumber = function(match, step) { doubled(match, step); var size = [2, 3, 4, 11, 20]['oy@!'.indexOf(match) + 1]; var digits = new RegExp('^-?\\d{1,' + size + '}'); var num = value.substring(iValue).match(digits); if (!num) { throw 'Missing number at position {0}'.replace(/\{0\}/, 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, step) { var names = (doubled(match, step) ? 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 {0}'.replace(/\{0\}/, 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 {0}'.replace(/\{0\}/, iValue); } iValue++; }; var iValue = 0; for (var iFormat = 0; iFormat < format.length; iFormat++) { if (literal) { if (format.charAt(iFormat) == "'" && !doubled("'")) { 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 'w': getNumber('w'); break; case 'm': month = getNumber('m'); break; case 'M': month = getName('M', monthNamesShort, monthNames); break; case 'y': var iSave = iFormat; shortYear = !doubled('y', 2); iFormat = iSave; year = getNumber('y', 2); break; case '@': var date = this._normaliseDate(new Date(getNumber('@') * 1000)); year = date.getFullYear(); month = date.getMonth() + 1; day = date.getDate(); break; case '!': var date = this._normaliseDate( new Date((getNumber('!') - this._ticksTo1970) / 10000)); year = date.getFullYear(); month = date.getMonth() + 1; day = date.getDate(); break; case '*': iValue = value.length; break; case "'": if (doubled("'")) { checkLiteral(); } else { literal = true; } break; default: checkLiteral(); } } } if (iValue < value.length) { throw 'Additional text found at end'; } if (year == -1) { year = this.today().getFullYear(); } else if (year < 100 && shortYear) { year += (shortYearCutoff == -1 ? 1900 : this.today().getFullYear() - this.today().getFullYear() % 100 - (year <= shortYearCutoff ? 0 : 100)); } if (doy > -1) { month = 1; day = doy; for (var dim = this.daysInMonth(year, month); day > dim; dim = this.daysInMonth(year, month)) { month++; day -= dim; } } var date = this.newDate(year, month, day); if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day) { throw 'Invalid date'; } return date; }, /* A date may be specified as an exact value or a relative one. @param dateSpec (Date or number or string) the date as an object or string in the given format or an offset - numeric days from today, or string amounts and periods, e.g. '+1m +2w' @param defaultDate (Date) the date to use if no other supplied, may be null @param currentDate (Date) the current date as a possible basis for relative dates, if null today is used (optional) @param dateFormat (string) the expected date format - see formatDate above (optional) @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 decoded date */ determineDate: function(dateSpec, defaultDate, currentDate, dateFormat, settings) { if (currentDate && typeof currentDate != 'object') { settings = dateFormat; dateFormat = currentDate; currentDate = null; } if (typeof dateFormat != 'string') { settings = dateFormat; dateFormat = ''; } var offsetString = function(offset) { try { return $.datepick.parseDate(dateFormat, offset, settings); } catch (e) { // Ignore } offset = offset.toLowerCase(); var date = (offset.match(/^c/) && currentDate ? $.datepick.newDate(currentDate) : null) || $.datepick.today(); var pattern = /([+-]?[0-9]+)\s*(d|w|m|y)?/g; var matches = pattern.exec(offset); while (matches) { date = $.datepick.add(date, parseInt(matches[1], 10), matches[2] || 'd'); matches = pattern.exec(offset); } return date; }; defaultDate = (defaultDate ? $.datepick.newDate(defaultDate) : null); dateSpec = (dateSpec == null ? defaultDate : (typeof dateSpec == 'string' ? offsetString(dateSpec) : (typeof dateSpec == 'number' ? (isNaN(dateSpec) || dateSpec == Infinity || dateSpec == -Infinity ? defaultDate : $.datepick.add($.datepick.today(), dateSpec, 'd')) : $.datepick._normaliseDate(dateSpec)))); return dateSpec; }, /* Find the number of days in a given month. @param year (Date) the date to get days for or (number) the full year @param month (number) the month (1 to 12) @return (number) the number of days in this month */ daysInMonth: function(year, month) { var date = (year.getFullYear ? year : this.newDate(year, month, 1)); return 32 - this.newDate(date.getFullYear(), date.getMonth() + 1, 32).getDate(); }, /* Calculate the day of the year for a date. @param year (Date) the date to get the day-of-year for or (number) the full year @param month (number) the month (1-12) @param day (number) the day @return (number) the day of the year */ dayOfYear: function(year, month, day) { var date = (year.getFullYear ? year : this.newDate(year, month, day)); var newYear = this.newDate(date.getFullYear(), 1, 1); return (date.getTime() - newYear.getTime()) / this._msPerDay + 1; }, /* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition. @param year (Date) the date to get the week for or (number) the full year @param month (number) the month (1-12) @param day (number) the day @return (number) the number of the week within the year that contains this date */ iso8601Week: function(year, month, day) { var checkDate = (year.getFullYear ? new Date(year.getTime()) : this.newDate(year, month, day)); // 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(Math.round((time - checkDate) / 86400000) / 7) + 1; }, /* Return today's date. @return (Date) today */ today: function() { return this._normaliseDate(new Date()); }, /* Return a new date. @param year (Date) the date to clone or (number) the year @param month (number) the month (1-12) @param day (number) the day @return (Date) the date */ newDate: function(year, month, day) { return (!year ? null : this._normaliseDate( year.getFullYear ? new Date(year.getTime()) : new Date(year, month - 1, day))); }, /* Standardise a date into a common format - zero all time values. Also cater for JavaScript peculiarities when swapping to/from daylight saving at midnight. Hours may reset to previous night when midnight changeover, but then cannot generate midnight datetime, so jump to 1AM. @param date (Date) the date to standardise @return (Date) the normalised date */ _normaliseDate: function(date) { if (!date) { return date; } date.setHours(0); date.setMinutes(0); date.setSeconds(0); date.setMilliseconds(0); date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0); return date; }, /* Set the year for a date. @param date (Date) the original date @param year (number) the new year @return the updated date */ year: function(date, year) { date.setFullYear(year); return this._normaliseDate(date); }, /* Set the month for a date. @param date (Date) the original date @param month (number) the new month (1-12) @return the updated date */ month: function(date, month) { date.setMonth(month - 1); return this._normaliseDate(date); }, /* Set the day for a date. @param date (Date) the original date @param day (number) the new day of the month @return the updated date */ day: function(date, day) { date.setDate(day); return this._normaliseDate(date); }, /* Add a number of periods to a date. @param date (Date) the original date @param amount (number) the number of periods @param period (string) the type of period d/w/m/y @return the updated date */ add: function(date, amount, period) { if (period == 'd' || period == 'w') { date.setDate(date.getDate() + amount * (period == 'w' ? 7 : 1)); } else { var year = date.getFullYear() + (period == 'y' ? amount : 0); var month = date.getMonth() + (period == 'm' ? amount : 0); date.setTime(this._normaliseDate(new Date(year, month, Math.min(date.getDate(), this.daysInMonth(year, month + 1)))).getTime()); } return date; }, /* Attach the datepicker functionality to an input field. @param target (element) the control to affect @param settings (object) the custom options for this instance */ _attachPicker: function(target, settings) { target = $(target); if (target.hasClass(this.markerClass)) { return; } target.addClass(this.markerClass); var inst = {target: target, selectedDates: [], drawDate: null, pickingRange: false, inline: ($.inArray(target[0].nodeName.toLowerCase(), ['div', 'span']) > -1), get: function(name) { // Get a setting value, defaulting if necessary var value = this.settings[name] !== undefined ? this.settings[name] : $.datepick._defaults[name]; if ($.inArray(name, ['defaultDate', 'minDate', 'maxDate']) > -1) { // Decode date settings value = $.datepick.determineDate( value, null, this.selectedDates[0], this.get('dateFormat'), inst.getConfig()); } return value; }, curMinDate: function() { return (this.pickingRange ? this.selectedDates[0] : this.get('minDate')); }, getConfig: function() { return {dayNamesShort: this.get('dayNamesShort'), dayNames: this.get('dayNames'), monthNamesShort: this.get('monthNamesShort'), monthNames: this.get('monthNames'), calculateWeek: this.get('calculateWeek'), shortYearCutoff: this.get('shortYearCutoff')}; } }; $.data(target[0], this.dataName, inst); var inlineSettings = ($.fn.metadata ? target.metadata() : {}); inst.settings = $.extend({}, settings || {}, inlineSettings || {}); if (inst.inline) { this._update(target[0]); } else { this._attachments(target, inst); target.bind('keydown.' + this.dataName, this._keyDown). bind('keypress.' + this.dataName, this._keyPress). bind('keyup.' + this.dataName, this._keyUp); if (target.attr('disabled')) { this.disable(target[0]); } } }, /* Retrieve the settings for a datepicker control. @param target (element) the control to affect @param name (string) the name of the setting (optional) @return (object) the current instance settings (name == 'all') or (object) the default settings (no name) or (any) the setting value (name supplied) */ options: function(target, name) { var inst = $.data(target, this.dataName); return (inst ? (name ? (name == 'all' ? inst.settings : inst.settings[name]) : $.datepick._defaults) : {}); }, /* Reconfigure the settings for a datepicker control. @param target (element) the control to affect @param settings (object) the new options for this instance or (string) an individual property name @param value (any) the individual property value (omit if settings is an object) */ option: function(target, settings, value) { target = $(target); if (!target.hasClass(this.markerClass)) { return; } settings = settings || {}; if (typeof settings == 'string') { var name = settings; settings = {}; settings[name] = value; } var inst = $.data(target[0], this.dataName); var dates = inst.selectedDates; extendRemove(inst.settings, settings); this.setDate(target[0], dates, null, false, true); inst.pickingRange = false; inst.drawDate = $.datepick.newDate(this._checkMinMax( (settings.defaultDate ? inst.get('defaultDate') : inst.drawDate) || inst.get('defaultDate') || $.datepick.today(), inst)); if (!inst.inline) { this._attachments(target, inst); } if (inst.inline || inst.div) { this._update(target[0]); } }, /* Attach events and trigger, if necessary. @param target (jQuery) the control to affect @param inst (object) the current instance settings */ _attachments: function(target, inst) { target.unbind('focus.' + this.dataName); if (inst.get('showOnFocus')) { target.bind('focus.' + this.dataName, this.show); } if (inst.trigger) { inst.trigger.remove(); } var trigger = inst.get('showTrigger'); inst.trigger = (!trigger ? $([]) : $(trigger).clone().removeAttr('id').addClass(this._triggerClass) [inst.get('isRTL') ? 'insertBefore' : 'insertAfter'](target). click(function() { if (!$.datepick.isDisabled(target[0])) { $.datepick[$.datepick.curInst == inst ? 'hide' : 'show'](target[0]); } })); this._autoSize(target, inst); if (inst.get('selectDefaultDate') && inst.get('defaultDate') && inst.selectedDates.length == 0) { this.setDate(target[0], $.datepick.newDate(inst.get('defaultDate') || $.datepick.today())); } }, /* Apply the maximum length for the date format. @param inst (object) the current instance settings */ _autoSize: function(target, inst) { if (inst.get('autoSize') && !inst.inline) { var date = new Date(2009, 10 - 1, 20); // Ensure double digits var dateFormat = inst.get('dateFormat'); if (dateFormat.match(/[DM]/)) { var findMax = function(names) { var max = 0; var maxI = 0; for (var i = 0; i < names.length; i++) { if (names[i].length > max) { max = names[i].length; maxI = i; } } return maxI; }; date.setMonth(findMax(inst.get(dateFormat.match(/MM/) ? // Longest month 'monthNames' : 'monthNamesShort'))); date.setDate(findMax(inst.get(dateFormat.match(/DD/) ? // Longest day 'dayNames' : 'dayNamesShort')) + 20 - date.getDay()); } inst.target.attr('size', $.datepick.formatDate(dateFormat, date, inst.getConfig()).length); } }, /* Remove the datepicker functionality from a control. @param target (element) the control to affect */ destroy: function(target) { target = $(target); if (!target.hasClass(this.markerClass)) { return; } var inst = $.data(target[0], this.dataName); if (inst.trigger) { inst.trigger.remove(); } target.removeClass(this.markerClass).empty().unbind('.' + this.dataName); if (inst.get('autoSize') && !inst.inline) { target.removeAttr('size'); } $.removeData(target[0], this.dataName); }, /* Apply multiple event functions. Usage, for example: onShow: multipleEvents(fn1, fn2, ...) @param fns (function...) the functions to apply */ multipleEvents: function(fns) { var funcs = arguments; return function(args) { for (var i = 0; i < funcs.length; i++) { funcs[i].apply(this, arguments); } }; }, /* Enable the datepicker and any associated trigger. @param target (element) the control to use */ enable: function(target) { var $target = $(target); if (!$target.hasClass(this.markerClass)) { return; } var inst = $.data(target, this.dataName); if (inst.inline) $target.children('.' + this._disableClass).remove().end(). find('button,select').attr('disabled', '').end(). find('a').attr('href', 'javascript:void(0)'); else { target.disabled = false; inst.trigger.filter('button.' + this._triggerClass). attr('disabled', '').end(). filter('img.' + this._triggerClass). css({opacity: '1.0', cursor: ''}); } this._disabled = $.map(this._disabled, function(value) { return (value == target ? null : value); }); // Delete entry }, /* Disable the datepicker and any associated trigger. @param target (element) the control to use */ disable: function(target) { var $target = $(target); if (!$target.hasClass(this.markerClass)) return; var inst = $.data(target, this.dataName); if (inst.inline) { var inline = $target.children(':last'); var offset = inline.offset(); var relOffset = {left: 0, top: 0}; inline.parents().each(function() { if ($(this).css('position') == 'relative') { relOffset = $(this).offset(); return false; } }); var zIndex = $target.css('zIndex'); zIndex = (zIndex == 'auto' ? 0 : parseInt(zIndex, 10)) + 1; $target.prepend('<div class="' + this._disableClass + '" style="' + 'width: ' + inline.outerWidth() + 'px; height: ' + inline.outerHeight() + 'px; left: ' + (offset.left - relOffset.left) + 'px; top: ' + (offset.top - relOffset.top) + 'px; z-index: ' + zIndex + '"></div>'). find('button,select').attr('disabled', 'disabled').end(). find('a').removeAttr('href'); } else { target.disabled = true; inst.trigger.filter('button.' + this._triggerClass). attr('disabled', 'disabled').end(). filter('img.' + this._triggerClass). css({opacity: '0.5', cursor: 'default'}); } this._disabled = $.map(this._disabled, function(value) { return (value == target ? null : value); }); // Delete entry this._disabled.push(target); }, /* Is the first field in a jQuery collection disabled as a datepicker? @param target (element) the control to examine @return (boolean) true if disabled, false if enabled */ isDisabled: function(target) { return (target && $.inArray(target, this._disabled) > -1); }, /* Show a popup datepicker. @param target (event) a focus event or (element) the control to use */ show: function(target) { target = target.target || target; var inst = $.data(target, $.datepick.dataName); if ($.datepick.curInst == inst) { return; } if ($.datepick.curInst) { $.datepick.hide($.datepick.curInst, true); } if (inst) { // Retrieve existing date(s) inst.lastVal = null; inst.selectedDates = $.datepick._extractDates(inst, $(target).val()); inst.pickingRange = false; inst.drawDate = $.datepick._checkMinMax($.datepick.newDate(inst.selectedDates[0] || inst.get('defaultDate') || $.datepick.today()), inst); inst.prevDate = $.datepick.newDate(inst.drawDate); $.datepick.curInst = inst; // Generate content $.datepick._update(target, true); // Adjust position before showing var offset = $.datepick._checkOffset(inst); inst.div.css({left: offset.left, top: offset.top}); // And display var showAnim = inst.get('showAnim'); var showSpeed = inst.get('showSpeed'); showSpeed = (showSpeed == 'normal' && $.ui && $.ui.version >= '1.8' ? '_default' : showSpeed); var postProcess = function() { var borders = $.datepick._getBorders(inst.div); inst.div.find('.' + $.datepick._coverClass). // IE6- only css({left: -borders[0], top: -borders[1], width: inst.div.outerWidth() + borders[0], height: inst.div.outerHeight() + borders[1]}); }; if ($.effects && $.effects[showAnim]) { inst.div.show(showAnim, inst.get('showOptions'), showSpeed, postProcess); } else { inst.div[showAnim || 'show']((showAnim ? showSpeed : ''), postProcess); } if (!showAnim) { postProcess(); } } }, /* Extract possible dates from a string. @param inst (object) the current instance settings @param text (string) the text to extract from @return (CDate[]) the extracted dates */ _extractDates: function(inst, datesText) { if (datesText == inst.lastVal) { return; } inst.lastVal = datesText; var dateFormat = inst.get('dateFormat'); var multiSelect = inst.get('multiSelect'); var rangeSelect = inst.get('rangeSelect'); datesText = datesText.split(multiSelect ? inst.get('multiSeparator') : (rangeSelect ? inst.get('rangeSeparator') : '\x00')); var dates = []; for (var i = 0; i < datesText.length; i++) { try { var date = $.datepick.parseDate(dateFormat, datesText[i], inst.getConfig()); if (date) { var found = false; for (var j = 0; j < dates.length; j++) { if (dates[j].getTime() == date.getTime()) { found = true; break; } } if (!found) { dates.push(date); } } } catch (e) { // Ignore } } dates.splice(multiSelect || (rangeSelect ? 2 : 1), dates.length); if (rangeSelect && dates.length == 1) { dates[1] = dates[0]; } return dates; }, /* Update the datepicker display. @param target (event) a focus event or (element) the control to use @param hidden (boolean) true to initially hide the datepicker */ _update: function(target, hidden) { target = $(target.target || target); var inst = $.data(target[0], $.datepick.dataName); if (inst) { if (inst.inline) { target.html(this._generateContent(target[0], inst)); } else if ($.datepick.curInst == inst) { if (!inst.div) { inst.div = $('<div></div>').addClass(this._popupClass). css({display: (hidden ? 'none' : 'static'), position: 'absolute', left: target.offset().left, top: target.offset().top + target.outerHeight()}). appendTo($(inst.get('popupContainer') || 'body')); } inst.div.html(this._generateContent(target[0], inst)); target.focus(); } if (inst.inline || $.datepick.curInst == inst) { var onChange = inst.get('onChangeMonthYear'); if (onChange && (!inst.prevDate || inst.prevDate.getFullYear() != inst.drawDate.getFullYear() || inst.prevDate.getMonth() != inst.drawDate.getMonth())) { onChange.apply(target[0], [inst.drawDate.getFullYear(), inst.drawDate.getMonth() + 1]); } } } }, /* Update the input field and any alternate field with the current dates. @param target (element) the control to use @param keyUp (boolean, internal) true if coming from keyUp processing */ _updateInput: function(target, keyUp) { var inst = $.data(target, this.dataName); if (inst) { var value = ''; var altValue = ''; var sep = (inst.get('multiSelect') ? inst.get('multiSeparator') : inst.get('rangeSeparator')); var dateFormat = inst.get('dateFormat'); var altFormat = inst.get('altFormat') || dateFormat; for (var i = 0; i < inst.selectedDates.length; i++) { value += (keyUp ? '' : (i > 0 ? sep : '') + $.datepick.formatDate( dateFormat, inst.selectedDates[i], inst.getConfig())); altValue += (i > 0 ? sep : '') + $.datepick.formatDate( altFormat, inst.selectedDates[i], inst.getConfig()); } if (!inst.inline && !keyUp) { $(target).val(value); } $(inst.get('altField')).val(altValue); var onSelect = inst.get('onSelect'); if (onSelect && !keyUp && !inst.inSelect) { inst.inSelect = true; // Prevent endless loops onSelect.apply(target, [inst.selectedDates]); inst.inSelect = false; } } }, /* Retrieve the size of left and top borders for an element. @param elem (jQuery) the element of interest @return (number[2]) the left and top borders */ _getBorders: function(elem) { var convert = function(value) { var extra = ($.browser.msie ? 1 : 0); return {thin: 1 + extra, medium: 3 + extra, thick: 5 + extra}[value] || value; }; return [parseFloat(convert(elem.css('border-left-width'))), parseFloat(convert(elem.css('border-top-width')))]; }, /* Check positioning to remain on the screen. @param inst (object) the current instance settings @return (object) the updated offset for the datepicker */ _checkOffset: function(inst) { var base = (inst.target.is(':hidden') && inst.trigger ? inst.trigger : inst.target); var offset = base.offset(); var isFixed = false; $(inst.target).parents().each(function() { isFixed |= $(this).css('position') == 'fixed'; return !isFixed; }); if (isFixed && $.browser.opera) { // Correction for Opera when fixed and scrolled offset.left -= document.documentElement.scrollLeft; offset.top -= document.documentElement.scrollTop; } var browserWidth = (!$.browser.mozilla || document.doctype ? document.documentElement.clientWidth : 0) || document.body.clientWidth; var browserHeight = (!$.browser.mozilla || document.doctype ? document.documentElement.clientHeight : 0) || document.body.clientHeight; if (browserWidth == 0) { return offset; } var alignment = inst.get('alignment'); var isRTL = inst.get('isRTL'); var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft; var scrollY = document.documentElement.scrollTop || document.body.scrollTop; var above = offset.top - inst.div.outerHeight() - (isFixed && $.browser.opera ? document.documentElement.scrollTop : 0); var below = offset.top + base.outerHeight(); var alignL = offset.left; var alignR = offset.left + base.outerWidth() - inst.div.outerWidth() - (isFixed && $.browser.opera ? document.documentElement.scrollLeft : 0); var tooWide = (offset.left + inst.div.outerWidth() - scrollX) > browserWidth; var tooHigh = (offset.top + inst.target.outerHeight() + inst.div.outerHeight() - scrollY) > browserHeight; if (alignment == 'topLeft') { offset = {left: alignL, top: above}; } else if (alignment == 'topRight') { offset = {left: alignR, top: above}; } else if (alignment == 'bottomLeft') { offset = {left: alignL, top: below}; } else if (alignment == 'bottomRight') { offset = {left: alignR, top: below}; } else if (alignment == 'top') { offset = {left: (isRTL || tooWide ? alignR : alignL), top: above}; } else { // bottom offset = {left: (isRTL || tooWide ? alignR : alignL), top: (tooHigh ? above : below)}; } offset.left = Math.max((isFixed ? 0 : scrollX), offset.left - (isFixed ? scrollX : 0)); offset.top = Math.max((isFixed ? 0 : scrollY), offset.top - (isFixed ? scrollY : 0)); return offset; }, /* Close date picker if clicked elsewhere. @param event (MouseEvent) the mouse click to check */ _checkExternalClick: function(event) { if (!$.datepick.curInst) { return; } var target = $(event.target); if (!target.parents().andSelf().hasClass($.datepick._popupClass) && !target.hasClass($.datepick.markerClass) && !target.parents().andSelf().hasClass($.datepick._triggerClass)) { $.datepick.hide($.datepick.curInst); } }, /* Hide a popup datepicker. @param target (element) the control to use or (object) the current instance settings @param immediate (boolean) true to close immediately without animation */ hide: function(target, immediate) { var inst = $.data(target, this.dataName) || target; if (inst && inst == $.datepick.curInst) { var showAnim = (immediate ? '' : inst.get('showAnim')); var showSpeed = inst.get('showSpeed'); showSpeed = (showSpeed == 'normal' && $.ui && $.ui.version >= '1.8' ? '_default' : showSpeed); var postProcess = function() { inst.div.remove(); inst.div = null; $.datepick.curInst = null; var onClose = inst.get('onClose'); if (onClose) { onClose.apply(target, [inst.selectedDates]); } }; inst.div.stop(); if ($.effects && $.effects[showAnim]) { inst.div.hide(showAnim, inst.get('showOptions'), showSpeed, postProcess); } else { var hideAnim = (showAnim == 'slideDown' ? 'slideUp' : (showAnim == 'fadeIn' ? 'fadeOut' : 'hide')); inst.div[hideAnim]((showAnim ? showSpeed : ''), postProcess); } if (!showAnim) { postProcess(); } } }, /* Handle keystrokes in the datepicker. @param event (KeyEvent) the keystroke @return (boolean) true if not handled, false if handled */ _keyDown: function(event) { var target = event.target; var inst = $.data(target, $.datepick.dataName); var handled = false; if (inst.div) { if (event.keyCode == 9) { // Tab - close $.datepick.hide(target); } else if (event.keyCode == 13) { // Enter - select $.datepick.selectDate(target, $('a.' + inst.get('renderer').highlightedClass, inst.div)[0]); handled = true; } else { // Command keystrokes var commands = inst.get('commands'); for (var name in commands) { var command = commands[name]; if (command.keystroke.keyCode == event.keyCode && !!command.keystroke.ctrlKey == !!(event.ctrlKey || event.metaKey) && !!command.keystroke.altKey == event.altKey && !!command.keystroke.shiftKey == event.shiftKey) { $.datepick.performAction(target, name); handled = true; break; } } } } else { // Show on 'current' keystroke var command = inst.get('commands').current; if (command.keystroke.keyCode == event.keyCode && !!command.keystroke.ctrlKey == !!(event.ctrlKey || event.metaKey) && !!command.keystroke.altKey == event.altKey && !!command.keystroke.shiftKey == event.shiftKey) { $.datepick.show(target); handled = true; } } inst.ctrlKey = ((event.keyCode < 48 && event.keyCode != 32) || event.ctrlKey || event.metaKey); if (handled) { event.preventDefault(); event.stopPropagation(); } return !handled; }, /* Filter keystrokes in the datepicker. @param event (KeyEvent) the keystroke @return (boolean) true if allowed, false if not allowed */ _keyPress: function(event) { var target = event.target; var inst = $.data(target, $.datepick.dataName); if (inst && inst.get('constrainInput')) { var ch = String.fromCharCode(event.keyCode || event.charCode); var allowedChars = $.datepick._allowedChars(inst); return (event.metaKey || inst.ctrlKey || ch < ' ' || !allowedChars || allowedChars.indexOf(ch) > -1); } return true; }, /* Determine the set of characters allowed by the date format. @param inst (object) the current instance settings @return (string) the set of allowed characters, or null if anything allowed */ _allowedChars: function(inst) { var dateFormat = inst.get('dateFormat'); var allowedChars = (inst.get('multiSelect') ? inst.get('multiSeparator') : (inst.get('rangeSelect') ? inst.get('rangeSeparator') : '')); var literal = false; var hasNum = false; for (var i = 0; i < dateFormat.length; i++) { var ch = dateFormat.charAt(i); if (literal) { if (ch == "'" && dateFormat.charAt(i + 1) != "'") { literal = false; } else { allowedChars += ch; } } else { switch (ch) { case 'd': case 'm': case 'o': case 'w': allowedChars += (hasNum ? '' : '0123456789'); hasNum = true; break; case 'y': case '@': case '!': allowedChars += (hasNum ? '' : '0123456789') + '-'; hasNum = true; break; case 'J': allowedChars += (hasNum ? '' : '0123456789') + '-.'; hasNum = true; break; case 'D': case 'M': case 'Y': return null; // Accept anything case "'": if (dateFormat.charAt(i + 1) == "'") { allowedChars += "'"; } else { literal = true; } break; default: allowedChars += ch; } } } return allowedChars; }, /* Synchronise datepicker with the field. @param event (KeyEvent) the keystroke @return (boolean) true if allowed, false if not allowed */ _keyUp: function(event) { var target = event.target; var inst = $.data(target, $.datepick.dataName); if (inst && !inst.ctrlKey && inst.lastVal != inst.target.val()) { try { var dates = $.datepick._extractDates(inst, inst.target.val()); if (dates.length > 0) { $.datepick.setDate(target, dates, null, true); } } catch (event) { // Ignore } } return true; }, /* Clear an input and close a popup datepicker. @param target (element) the control to use */ clear: function(target) { var inst = $.data(target, this.dataName); if (inst) { inst.selectedDates = []; this.hide(target); if (inst.get('selectDefaultDate') && inst.get('defaultDate')) { this.setDate(target, $.datepick.newDate(inst.get('defaultDate') ||$.datepick.today())); } else { this._updateInput(target); } } }, /* Retrieve the selected date(s) for a datepicker. @param target (element) the control to examine @return (CDate[]) the selected date(s) */ getDate: function(target) { var inst = $.data(target, this.dataName); return (inst ? inst.selectedDates : []); }, /* Set the selected date(s) for a datepicker. @param target (element) the control to examine @param dates (CDate or number or string or [] of these) the selected date(s) @param endDate (CDate or number or string) the ending date for a range (optional) @param keyUp (boolean, internal) true if coming from keyUp processing @param setOpt (boolean, internal) true if coming from option processing */ setDate: function(target, dates, endDate, keyUp, setOpt) { var inst = $.data(target, this.dataName); if (inst) { if (!$.isArray(dates)) { dates = [dates]; if (endDate) { dates.push(endDate); } } var dateFormat = inst.get('dateFormat'); var minDate = inst.get('minDate'); var maxDate = inst.get('maxDate'); var curDate = inst.selectedDates[0]; inst.selectedDates = []; for (var i = 0; i < dates.length; i++) { var date = $.datepick.determineDate( dates[i], null, curDate, dateFormat, inst.getConfig()); if (date) { if ((!minDate || date.getTime() >= minDate.getTime()) && (!maxDate || date.getTime() <= maxDate.getTime())) { var found = false; for (var j = 0; j < inst.selectedDates.length; j++) { if (inst.selectedDates[j].getTime() == date.getTime()) { found = true; break; } } if (!found) { inst.selectedDates.push(date); } } } } var rangeSelect = inst.get('rangeSelect'); inst.selectedDates.splice(inst.get('multiSelect') || (rangeSelect ? 2 : 1), inst.selectedDates.length); if (rangeSelect) { switch (inst.selectedDates.length) { case 1: inst.selectedDates[1] = inst.selectedDates[0]; break; case 2: inst.selectedDates[1] = (inst.selectedDates[0].getTime() > inst.selectedDates[1].getTime() ? inst.selectedDates[0] : inst.selectedDates[1]); break; } inst.pickingRange = false; } inst.prevDate = (inst.drawDate ? $.datepick.newDate(inst.drawDate) : null); inst.drawDate = this._checkMinMax($.datepick.newDate(inst.selectedDates[0] || inst.get('defaultDate') || $.datepick.today()), inst); if (!setOpt) { this._update(target); this._updateInput(target, keyUp); } } }, /* Perform a named action for a datepicker. @param target (element) the control to affect @param action (string) the name of the action */ performAction: function(target, action) { var inst = $.data(target, this.dataName); if (inst && !this.isDisabled(target)) { var commands = inst.get('commands'); if (commands[action] && commands[action].enabled.apply(target, [inst])) { commands[action].action.apply(target, [inst]); } } }, /* Set the currently shown month, defaulting to today's. @param target (element) the control to affect @param year (number) the year to show (optional) @param month (number) the month to show (1-12) (optional) @param day (number) the day to show (optional) */ showMonth: function(target, year, month, day) { var inst = $.data(target, this.dataName); if (inst && (day != null || (inst.drawDate.getFullYear() != year || inst.drawDate.getMonth() + 1 != month))) { inst.prevDate = $.datepick.newDate(inst.drawDate); var show = this._checkMinMax((year != null ? $.datepick.newDate(year, month, 1) : $.datepick.today()), inst); inst.drawDate = $.datepick.newDate(show.getFullYear(), show.getMonth() + 1, (day != null ? day : Math.min(inst.drawDate.getDate(), $.datepick.daysInMonth(show.getFullYear(), show.getMonth() + 1)))); this._update(target); } }, /* Adjust the currently shown month. @param target (element) the control to affect @param offset (number) the number of months to change by */ changeMonth: function(target, offset) { var inst = $.data(target, this.dataName); if (inst) { var date = $.datepick.add($.datepick.newDate(inst.drawDate), offset, 'm'); this.showMonth(target, date.getFullYear(), date.getMonth() + 1); } }, /* Adjust the currently shown day. @param target (element) the control to affect @param offset (number) the number of days to change by */ changeDay: function(target, offset) { var inst = $.data(target, this.dataName); if (inst) { var date = $.datepick.add($.datepick.newDate(inst.drawDate), offset, 'd'); this.showMonth(target, date.getFullYear(), date.getMonth() + 1, date.getDate()); } }, /* Restrict a date to the minimum/maximum specified. @param date (CDate) the date to check @param inst (object) the current instance settings */ _checkMinMax: function(date, inst) { var minDate = inst.get('minDate'); var maxDate = inst.get('maxDate'); date = (minDate && date.getTime() < minDate.getTime() ? $.datepick.newDate(minDate) : date); date = (maxDate && date.getTime() > maxDate.getTime() ? $.datepick.newDate(maxDate) : date); return date; }, /* Retrieve the date associated with an entry in the datepicker. @param target (element) the control to examine @param elem (element) the selected datepicker element @return (CDate) the corresponding date, or null */ retrieveDate: function(target, elem) { var inst = $.data(target, this.dataName); return (!inst ? null : this._normaliseDate( new Date(parseInt(elem.className.replace(/^.*dp(-?\d+).*$/, '$1'), 10)))); }, /* Select a date for this datepicker. @param target (element) the control to examine @param elem (element) the selected datepicker element */ selectDate: function(target, elem) { var inst = $.data(target, this.dataName); if (inst && !this.isDisabled(target)) { var date = this.retrieveDate(target, elem); var multiSelect = inst.get('multiSelect'); var rangeSelect = inst.get('rangeSelect'); if (multiSelect) { var found = false; for (var i = 0; i < inst.selectedDates.length; i++) { if (date.getTime() == inst.selectedDates[i].getTime()) { inst.selectedDates.splice(i, 1); found = true; break; } } if (!found && inst.selectedDates.length < multiSelect) { inst.selectedDates.push(date); } } else if (rangeSelect) { if (inst.pickingRange) { inst.selectedDates[1] = date; } else { inst.selectedDates = [date, date]; } inst.pickingRange = !inst.pickingRange; } else { inst.selectedDates = [date]; } inst.prevDate = $.datepick.newDate(date); this._updateInput(target); if (inst.inline || inst.pickingRange || inst.selectedDates.length < (multiSelect || (rangeSelect ? 2 : 1))) { this._update(target); } else { this.hide(target); } } }, /* Generate the datepicker content for this control. @param target (element) the control to affect @param inst (object) the current instance settings @return (jQuery) the datepicker content */ _generateContent: function(target, inst) { var renderer = inst.get('renderer'); var monthsToShow = inst.get('monthsToShow'); monthsToShow = ($.isArray(monthsToShow) ? monthsToShow : [1, monthsToShow]); inst.drawDate = this._checkMinMax( inst.drawDate || inst.get('defaultDate') || $.datepick.today(), inst); var drawDate = $.datepick.add( $.datepick.newDate(inst.drawDate), -inst.get('monthsOffset'), 'm'); // Generate months var monthRows = ''; for (var row = 0; row < monthsToShow[0]; row++) { var months = ''; for (var col = 0; col < monthsToShow[1]; col++) { months += this._generateMonth(target, inst, drawDate.getFullYear(), drawDate.getMonth() + 1, renderer, (row == 0 && col == 0)); $.datepick.add(drawDate, 1, 'm'); } monthRows += this._prepare(renderer.monthRow, inst).replace(/\{months\}/, months); } var picker = this._prepare(renderer.picker, inst).replace(/\{months\}/, monthRows). replace(/\{weekHeader\}/g, this._generateDayHeaders(inst, renderer)) + ($.browser.msie && parseInt($.browser.version, 10) < 7 && !inst.inline ? '<iframe src="javascript:void(0);" class="' + this._coverClass + '"></iframe>' : ''); // Add commands var commands = inst.get('commands'); var asDateFormat = inst.get('commandsAsDateFormat'); var addCommand = function(type, open, close, name, classes) { if (picker.indexOf('{' + type + ':' + name + '}') == -1) { return; } var command = commands[name]; var date = (asDateFormat ? command.date.apply(target, [inst]) : null); picker = picker.replace(new RegExp('\\{' + type + ':' + name + '\\}', 'g'), '<' + open + (command.status ? ' title="' + inst.get(command.status) + '"' : '') + ' class="' + renderer.commandClass + ' ' + renderer.commandClass + '-' + name + ' ' + classes + (command.enabled(inst) ? '' : ' ' + renderer.disabledClass) + '">' + (date ? $.datepick.formatDate(inst.get(command.text), date, inst.getConfig()) : inst.get(command.text)) + '</' + close + '>'); }; for (var name in commands) { addCommand('button', 'button type="button"', 'button', name, renderer.commandButtonClass); addCommand('link', 'a href="javascript:void(0)"', 'a', name, renderer.commandLinkClass); } picker = $(picker); if (monthsToShow[1] > 1) { var count = 0; $(renderer.monthSelector, picker).each(function() { var nth = ++count % monthsToShow[1]; $(this).addClass(nth == 1 ? 'first' : (nth == 0 ? 'last' : '')); }); } // Add datepicker behaviour var self = this; picker.find(renderer.daySelector + ' a').hover( function() { $(this).addClass(renderer.highlightedClass); }, function() { (inst.inline ? $(this).parents('.' + self.markerClass) : inst.div). find(renderer.daySelector + ' a'). removeClass(renderer.highlightedClass); }). click(function() { self.selectDate(target, this); }).end(). find('select.' + this._monthYearClass + ':not(.' + this._anyYearClass + ')'). change(function() { var monthYear = $(this).val().split('/'); self.showMonth(target, parseInt(monthYear[1], 10), parseInt(monthYear[0], 10)); }).end(). find('select.' + this._anyYearClass). click(function() { $(this).css('visibility', 'hidden'). next('input').css({left: this.offsetLeft, top: this.offsetTop, width: this.offsetWidth, height: this.offsetHeight}).show().focus(); }).end(). find('input.' + self._monthYearClass). change(function() { try { var year = parseInt($(this).val(), 10); year = (isNaN(year) ? inst.drawDate.getFullYear() : year); self.showMonth(target, year, inst.drawDate.getMonth() + 1, inst.drawDate.getDate()); } catch (e) { alert(e); } }).keydown(function(event) { if (event.keyCode == 13) { // Enter $(event.target).change(); } else if (event.keyCode == 27) { // Escape $(event.target).hide().prev('select').css('visibility', 'visible'); inst.target.focus(); } }); // Add command behaviour picker.find('.' + renderer.commandClass).click(function() { if (!$(this).hasClass(renderer.disabledClass)) { var action = this.className.replace( new RegExp('^.*' + renderer.commandClass + '-([^ ]+).*$'), '$1'); $.datepick.performAction(target, action); } }); // Add classes if (inst.get('isRTL')) { picker.addClass(renderer.rtlClass); } if (monthsToShow[0] * monthsToShow[1] > 1) { picker.addClass(renderer.multiClass); } var pickerClass = inst.get('pickerClass'); if (pickerClass) { picker.addClass(pickerClass); } // Resize $('body').append(picker); var width = 0; picker.find(renderer.monthSelector).each(function() { width += $(this).outerWidth(); }); picker.width(width / monthsToShow[0]); // Pre-show customisation var onShow = inst.get('onShow'); if (onShow) { onShow.apply(target, [picker, inst]); } return picker; }, /* Generate the content for a single month. @param target (element) the control to affect @param inst (object) the current instance settings @param year (number) the year to generate @param month (number) the month to generate @param renderer (object) the rendering templates @param first (boolean) true if first of multiple months @return (string) the month content */ _generateMonth: function(target, inst, year, month, renderer, first) { var daysInMonth = $.datepick.daysInMonth(year, month); var monthsToShow = inst.get('monthsToShow'); monthsToShow = ($.isArray(monthsToShow) ? monthsToShow : [1, monthsToShow]); var fixedWeeks = inst.get('fixedWeeks') || (monthsToShow[0] * monthsToShow[1] > 1); var firstDay = inst.get('firstDay'); var leadDays = ($.datepick.newDate(year, month, 1).getDay() - firstDay + 7) % 7; var numWeeks = (fixedWeeks ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); var showOtherMonths = inst.get('showOtherMonths'); var selectOtherMonths = inst.get('selectOtherMonths') && showOtherMonths; var dayStatus = inst.get('dayStatus'); var minDate = (inst.pickingRange ? inst.selectedDates[0] : inst.get('minDate')); var maxDate = inst.get('maxDate'); var rangeSelect = inst.get('rangeSelect'); var onDate = inst.get('onDate'); var showWeeks = renderer.week.indexOf('{weekOfYear}') > -1; var calculateWeek = inst.get('calculateWeek'); var today = $.datepick.today(); var drawDate = $.datepick.newDate(year, month, 1); $.datepick.add(drawDate, -leadDays - (fixedWeeks && (drawDate.getDay() == firstDay) ? 7 : 0), 'd'); var ts = drawDate.getTime(); // Generate weeks var weeks = ''; for (var week = 0; week < numWeeks; week++) { var weekOfYear = (!showWeeks ? '' : '<span class="dp' + ts + '">' + (calculateWeek ? calculateWeek(drawDate) : 0) + '</span>'); var days = ''; for (var day = 0; day < 7; day++) { var selected = false; if (rangeSelect && inst.selectedDates.length > 0) { selected = (drawDate.getTime() >= inst.selectedDates[0] && drawDate.getTime() <= inst.selectedDates[1]); } else { for (var i = 0; i < inst.selectedDates.length; i++) { if (inst.selectedDates[i].getTime() == drawDate.getTime()) { selected = true; break; } } } var dateInfo = (!onDate ? {} : onDate.apply(target, [drawDate, drawDate.getMonth() + 1 == month])); var selectable = (dateInfo.selectable != false) && (selectOtherMonths || drawDate.getMonth() + 1 == month) && (!minDate || drawDate.getTime() >= minDate.getTime()) && (!maxDate || drawDate.getTime() <= maxDate.getTime()); days += this._prepare(renderer.day, inst).replace(/\{day\}/g, (selectable ? '<a href="javascript:void(0)"' : '<span') + ' class="dp' + ts + ' ' + (dateInfo.dateClass || '') + (selected && (selectOtherMonths || drawDate.getMonth() + 1 == month) ? ' ' + renderer.selectedClass : '') + (selectable ? ' ' + renderer.defaultClass : '') + ((drawDate.getDay() || 7) < 6 ? '' : ' ' + renderer.weekendClass) + (drawDate.getMonth() + 1 == month ? '' : ' ' + renderer.otherMonthClass) + (drawDate.getTime() == today.getTime() && (drawDate.getMonth() + 1) == month ? ' ' + renderer.todayClass : '') + (drawDate.getTime() == inst.drawDate.getTime() && (drawDate.getMonth() + 1) == month ? ' ' + renderer.highlightedClass : '') + '"' + (dateInfo.title || (dayStatus && selectable) ? ' title="' + (dateInfo.title || $.datepick.formatDate( dayStatus, drawDate, inst.getConfig())) + '"' : '') + '>' + (showOtherMonths || (drawDate.getMonth() + 1) == month ? dateInfo.content || drawDate.getDate() : ' ') + (selectable ? '</a>' : '</span>')); $.datepick.add(drawDate, 1, 'd'); ts = drawDate.getTime(); } weeks += this._prepare(renderer.week, inst).replace(/\{days\}/g, days). replace(/\{weekOfYear\}/g, weekOfYear); } var monthHeader = this._prepare(renderer.month, inst).match(/\{monthHeader(:[^\}]+)?\}/); monthHeader = (monthHeader[0].length <= 13 ? 'MM yyyy' : monthHeader[0].substring(13, monthHeader[0].length - 1)); monthHeader = (first ? this._generateMonthSelection( inst, year, month, minDate, maxDate, monthHeader, renderer) : $.datepick.formatDate(monthHeader, $.datepick.newDate(year, month, 1), inst.getConfig())); var weekHeader = this._prepare(renderer.weekHeader, inst). replace(/\{days\}/g, this._generateDayHeaders(inst, renderer)); return this._prepare(renderer.month, inst).replace(/\{monthHeader(:[^\}]+)?\}/g, monthHeader). replace(/\{weekHeader\}/g, weekHeader).replace(/\{weeks\}/g, weeks); }, /* Generate the HTML for the day headers. @param inst (object) the current instance settings @param renderer (object) the rendering templates @return (string) a week's worth of day headers */ _generateDayHeaders: function(inst, renderer) { var firstDay = inst.get('firstDay'); var dayNames = inst.get('dayNames'); var dayNamesMin = inst.get('dayNamesMin'); var header = ''; for (var day = 0; day < 7; day++) { var dow = (day + firstDay) % 7; header += this._prepare(renderer.dayHeader, inst).replace(/\{day\}/g, '<span class="' + this._curDoWClass + dow + '" title="' + dayNames[dow] + '">' + dayNamesMin[dow] + '</span>'); } return header; }, /* Generate selection controls for month. @param inst (object) the current instance settings @param year (number) the year to generate @param month (number) the month to generate @param minDate (CDate) the minimum date allowed @param maxDate (CDate) the maximum date allowed @param monthHeader (string) the month/year format @return (string) the month selection content */ _generateMonthSelection: function(inst, year, month, minDate, maxDate, monthHeader) { if (!inst.get('changeMonth')) { return $.datepick.formatDate( monthHeader, $.datepick.newDate(year, month, 1), inst.getConfig()); } // Months var monthNames = inst.get('monthNames' + (monthHeader.match(/mm/i) ? '' : 'Short')); var html = monthHeader.replace(/m+/i, '\\x2E').replace(/y+/i, '\\x2F'); var selector = '<select class="' + this._monthYearClass + '" title="' + inst.get('monthStatus') + '">'; for (var m = 1; m <= 12; m++) { if ((!minDate || $.datepick.newDate(year, m, $.datepick.daysInMonth(year, m)). getTime() >= minDate.getTime()) && (!maxDate || $.datepick.newDate(year, m, 1).getTime() <= maxDate.getTime())) { selector += '<option value="' + m + '/' + year + '"' + (month == m ? ' selected="selected"' : '') + '>' + monthNames[m - 1] + '</option>'; } } selector += '</select>'; html = html.replace(/\\x2E/, selector); // Years var yearRange = inst.get('yearRange'); if (yearRange == 'any') { selector = '<select class="' + this._monthYearClass + ' ' + this._anyYearClass + '" title="' + inst.get('yearStatus') + '">' + '<option>' + year + '</option></select>' + '<input class="' + this._monthYearClass + ' ' + this._curMonthClass + month + '" value="' + year + '">'; } else { yearRange = yearRange.split(':'); var todayYear = $.datepick.today().getFullYear(); var start = (yearRange[0].match('c[+-].*') ? year + parseInt(yearRange[0].substring(1), 10) : ((yearRange[0].match('[+-].*') ? todayYear : 0) + parseInt(yearRange[0], 10))); var end = (yearRange[1].match('c[+-].*') ? year + parseInt(yearRange[1].substring(1), 10) : ((yearRange[1].match('[+-].*') ? todayYear : 0) + parseInt(yearRange[1], 10))); selector = '<select class="' + this._monthYearClass + '" title="' + inst.get('yearStatus') + '">'; var min = $.datepick.add($.datepick.newDate(start + 1, 1, 1), -1, 'd'); min = (minDate && minDate.getTime() > min.getTime() ? minDate : min).getFullYear(); var max = $.datepick.newDate(end, 1, 1); max = (maxDate && maxDate.getTime() < max.getTime() ? maxDate : max).getFullYear(); for (var y = min; y <= max; y++) { if (y != 0) { selector += '<option value="' + month + '/' + y + '"' + (year == y ? ' selected="selected"' : '') + '>' + y + '</option>'; } } selector += '</select>'; } html = html.replace(/\\x2F/, selector); return html; }, /* Prepare a render template for use. Exclude popup/inline sections that are not applicable. Localise text of the form: {l10n:name}. @param text (string) the text to localise @param inst (object) the current instance settings @return (string) the localised text */ _prepare: function(text, inst) { var replaceSection = function(type, retain) { while (true) { var start = text.indexOf('{' + type + ':start}'); if (start == -1) { return; } var end = text.substring(start).indexOf('{' + type + ':end}'); if (end > -1) { text = text.substring(0, start) + (retain ? text.substr(start + type.length + 8, end - type.length - 8) : '') + text.substring(start + end + type.length + 6); } } }; replaceSection('inline', inst.inline); replaceSection('popup', !inst.inline); var pattern = /\{l10n:([^\}]+)\}/; var matches = null; while (matches = pattern.exec(text)) { text = text.replace(matches[0], inst.get(matches[1])); } return text; } }); /* 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; }; /* Attach the datepicker functionality to a jQuery selection. @param command (string) the command to run (optional, default 'attach') @param options (object) the new settings to use for these instances (optional) @return (jQuery) for chaining further calls */ $.fn.datepick = function(options) { var otherArgs = Array.prototype.slice.call(arguments, 1); if ($.inArray(options, ['getDate', 'isDisabled', 'options', 'retrieveDate']) > -1) { return $.datepick[options].apply($.datepick, [this[0]].concat(otherArgs)); } return this.each(function() { if (typeof options == 'string') { $.datepick[options].apply($.datepick, [this].concat(otherArgs)); } else { $.datepick._attachPicker(this, options || {}); } }); }; /* Initialise the datepicker functionality. */ $.datepick = new Datepicker(); // singleton instance $(function() { $(document).mousedown($.datepick._checkExternalClick). resize(function() { $.datepick.hide($.datepick.curInst); }); }); })(jQuery);