lib/plugins/bootstrap-datepicker/js/bootstrap-datepicker.js
/* =========================================================
* bootstrap-datepicker.js
* Repo: https://github.com/eternicode/bootstrap-datepicker/
* Demo: http://eternicode.github.io/bootstrap-datepicker/
* Docs: http://bootstrap-datepicker.readthedocs.org/
* Forked from http://www.eyecon.ro/bootstrap-datepicker
* =========================================================
* Started by Stefan Petre; improvements by Andrew Rowls + contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ========================================================= */
(function($, undefined) {
var $window = $(window);
function UTCDate() {
return new Date(Date.UTC.apply(Date, arguments));
}
function UTCToday() {
var today = new Date();
return UTCDate(today.getFullYear(), today.getMonth(), today.getDate());
}
function alias(method) {
return function() {
return this[method].apply(this, arguments);
};
}
var DateArray = (function() {
var extras = {
get: function(i) {
return this.slice(i)[0];
},
contains: function(d) {
// Array.indexOf is not cross-browser;
// $.inArray doesn't work with Dates
var val = d && d.valueOf();
for (var i = 0, l = this.length; i < l; i++)
if (this[i].valueOf() === val)
return i;
return -1;
},
remove: function(i) {
this.splice(i, 1);
},
replace: function(new_array) {
if (!new_array)
return;
if (!$.isArray(new_array))
new_array = [new_array];
this.clear();
this.push.apply(this, new_array);
},
clear: function() {
this.splice(0);
},
copy: function() {
var a = new DateArray();
a.replace(this);
return a;
}
};
return function() {
var a = [];
a.push.apply(a, arguments);
$.extend(a, extras);
return a;
};
})();
// Picker object
var Datepicker = function(element, options) {
this.dates = new DateArray();
this.viewDate = UTCToday();
this.focusDate = null;
this._process_options(options);
this.element = $(element);
this.isInline = false;
this.isInput = this.element.is('input');
this.component = this.element.is('.date') ? this.element.find('.add-on, .input-group-addon, .btn') : false;
this.hasInput = this.component && this.element.find('input').length;
if (this.component && this.component.length === 0)
this.component = false;
this.picker = $(DPGlobal.template);
this._buildEvents();
this._attachEvents();
if (this.isInline) {
this.picker.addClass('datepicker-inline').appendTo(this.element);
}
else {
this.picker.addClass('datepicker-dropdown dropdown-menu');
}
if (this.o.rtl) {
this.picker.addClass('datepicker-rtl');
}
this.viewMode = this.o.startView;
if (this.o.calendarWeeks)
this.picker.find('tfoot th.today')
.attr('colspan', function(i, val) {
return parseInt(val) + 1;
});
this._allow_update = false;
this.setStartDate(this._o.startDate);
this.setEndDate(this._o.endDate);
this.setDaysOfWeekDisabled(this.o.daysOfWeekDisabled);
this.fillDow();
this.fillMonths();
this._allow_update = true;
this.update();
this.showMode();
if (this.isInline) {
this.show();
}
};
Datepicker.prototype = {
constructor: Datepicker,
_process_options: function(opts) {
// Store raw options for reference
this._o = $.extend({}, this._o, opts);
// Processed options
var o = this.o = $.extend({}, this._o);
// Check if "de-DE" style date is available, if not language should
// fallback to 2 letter code eg "de"
var lang = o.language;
if (!dates[lang]) {
lang = lang.split('-')[0];
if (!dates[lang])
lang = defaults.language;
}
o.language = lang;
switch (o.startView) {
case 2:
case 'decade':
o.startView = 2;
break;
case 1:
case 'year':
o.startView = 1;
break;
default:
o.startView = 0;
}
switch (o.minViewMode) {
case 1:
case 'months':
o.minViewMode = 1;
break;
case 2:
case 'years':
o.minViewMode = 2;
break;
default:
o.minViewMode = 0;
}
o.startView = Math.max(o.startView, o.minViewMode);
// true, false, or Number > 0
if (o.multidate !== true) {
o.multidate = Number(o.multidate) || false;
if (o.multidate !== false)
o.multidate = Math.max(0, o.multidate);
else
o.multidate = 1;
}
o.multidateSeparator = String(o.multidateSeparator);
o.weekStart %= 7;
o.weekEnd = ((o.weekStart + 6) % 7);
var format = DPGlobal.parseFormat(o.format);
if (o.startDate !== -Infinity) {
if (!!o.startDate) {
if (o.startDate instanceof Date)
o.startDate = this._local_to_utc(this._zero_time(o.startDate));
else
o.startDate = DPGlobal.parseDate(o.startDate, format, o.language);
}
else {
o.startDate = -Infinity;
}
}
if (o.endDate !== Infinity) {
if (!!o.endDate) {
if (o.endDate instanceof Date)
o.endDate = this._local_to_utc(this._zero_time(o.endDate));
else
o.endDate = DPGlobal.parseDate(o.endDate, format, o.language);
}
else {
o.endDate = Infinity;
}
}
o.daysOfWeekDisabled = o.daysOfWeekDisabled || [];
if (!$.isArray(o.daysOfWeekDisabled))
o.daysOfWeekDisabled = o.daysOfWeekDisabled.split(/[,\s]*/);
o.daysOfWeekDisabled = $.map(o.daysOfWeekDisabled, function(d) {
return parseInt(d, 10);
});
var plc = String(o.orientation).toLowerCase().split(/\s+/g),
_plc = o.orientation.toLowerCase();
plc = $.grep(plc, function(word) {
return (/^auto|left|right|top|bottom$/).test(word);
});
o.orientation = {x: 'auto', y: 'auto'};
if (!_plc || _plc === 'auto')
; // no action
else if (plc.length === 1) {
switch (plc[0]) {
case 'top':
case 'bottom':
o.orientation.y = plc[0];
break;
case 'left':
case 'right':
o.orientation.x = plc[0];
break;
}
}
else {
_plc = $.grep(plc, function(word) {
return (/^left|right$/).test(word);
});
o.orientation.x = _plc[0] || 'auto';
_plc = $.grep(plc, function(word) {
return (/^top|bottom$/).test(word);
});
o.orientation.y = _plc[0] || 'auto';
}
},
_events: [],
_secondaryEvents: [],
_applyEvents: function(evs) {
for (var i = 0, el, ch, ev; i < evs.length; i++) {
el = evs[i][0];
if (evs[i].length === 2) {
ch = undefined;
ev = evs[i][1];
}
else if (evs[i].length === 3) {
ch = evs[i][1];
ev = evs[i][2];
}
el.on(ev, ch);
}
},
_unapplyEvents: function(evs) {
for (var i = 0, el, ev, ch; i < evs.length; i++) {
el = evs[i][0];
if (evs[i].length === 2) {
ch = undefined;
ev = evs[i][1];
}
else if (evs[i].length === 3) {
ch = evs[i][1];
ev = evs[i][2];
}
el.off(ev, ch);
}
},
_buildEvents: function() {
if (this.isInput) { // single input
this._events = [
[this.element, {
focus: $.proxy(this.show, this),
keyup: $.proxy(function(e) {
if ($.inArray(e.keyCode, [27, 37, 39, 38, 40, 32, 13, 9]) === -1)
this.update();
}, this),
keydown: $.proxy(this.keydown, this)
}]
];
}
else if (this.component && this.hasInput) { // component: input + button
this._events = [
// For components that are not readonly, allow keyboard nav
[this.element.find('input'), {
focus: $.proxy(this.show, this),
keyup: $.proxy(function(e) {
if ($.inArray(e.keyCode, [27, 37, 39, 38, 40, 32, 13, 9]) === -1)
this.update();
}, this),
keydown: $.proxy(this.keydown, this)
}],
[this.component, {
click: $.proxy(this.show, this)
}]
];
}
else if (this.element.is('div')) { // inline datepicker
this.isInline = true;
}
else {
this._events = [
[this.element, {
click: $.proxy(this.show, this)
}]
];
}
this._events.push(
// Component: listen for blur on element descendants
[this.element, '*', {
blur: $.proxy(function(e) {
this._focused_from = e.target;
}, this)
}],
// Input: listen for blur on element
[this.element, {
blur: $.proxy(function(e) {
this._focused_from = e.target;
}, this)
}]
);
this._secondaryEvents = [
[this.picker, {
click: $.proxy(this.click, this)
}],
[$(window), {
resize: $.proxy(this.place, this)
}],
[$(document), {
'mousedown touchstart': $.proxy(function(e) {
// Clicked outside the datepicker, hide it
if (!(
this.element.is(e.target) ||
this.element.find(e.target).length ||
this.picker.is(e.target) ||
this.picker.find(e.target).length
)) {
this.hide();
}
}, this)
}]
];
},
_attachEvents: function() {
this._detachEvents();
this._applyEvents(this._events);
},
_detachEvents: function() {
this._unapplyEvents(this._events);
},
_attachSecondaryEvents: function() {
this._detachSecondaryEvents();
this._applyEvents(this._secondaryEvents);
},
_detachSecondaryEvents: function() {
this._unapplyEvents(this._secondaryEvents);
},
_trigger: function(event, altdate) {
var date = altdate || this.dates.get(-1),
local_date = this._utc_to_local(date);
this.element.trigger({
type: event,
date: local_date,
dates: $.map(this.dates, this._utc_to_local),
format: $.proxy(function(ix, format) {
if (arguments.length === 0) {
ix = this.dates.length - 1;
format = this.o.format;
}
else if (typeof ix === 'string') {
format = ix;
ix = this.dates.length - 1;
}
format = format || this.o.format;
var date = this.dates.get(ix);
return DPGlobal.formatDate(date, format, this.o.language);
}, this)
});
},
show: function() {
if (!this.isInline)
this.picker.appendTo('body');
this.picker.show();
this.place();
this._attachSecondaryEvents();
this._trigger('show');
},
hide: function() {
if (this.isInline)
return;
if (!this.picker.is(':visible'))
return;
this.focusDate = null;
this.picker.hide().detach();
this._detachSecondaryEvents();
this.viewMode = this.o.startView;
this.showMode();
if (
this.o.forceParse &&
(
this.isInput && this.element.val() ||
this.hasInput && this.element.find('input').val()
)
)
this.setValue();
this._trigger('hide');
},
remove: function() {
this.hide();
this._detachEvents();
this._detachSecondaryEvents();
this.picker.remove();
delete this.element.data().datepicker;
if (!this.isInput) {
delete this.element.data().date;
}
},
_utc_to_local: function(utc) {
return utc && new Date(utc.getTime() + (utc.getTimezoneOffset() * 60000));
},
_local_to_utc: function(local) {
return local && new Date(local.getTime() - (local.getTimezoneOffset() * 60000));
},
_zero_time: function(local) {
return local && new Date(local.getFullYear(), local.getMonth(), local.getDate());
},
_zero_utc_time: function(utc) {
return utc && new Date(Date.UTC(utc.getUTCFullYear(), utc.getUTCMonth(), utc.getUTCDate()));
},
getDates: function() {
return $.map(this.dates, this._utc_to_local);
},
getUTCDates: function() {
return $.map(this.dates, function(d) {
return new Date(d);
});
},
getDate: function() {
return this._utc_to_local(this.getUTCDate());
},
getUTCDate: function() {
return new Date(this.dates.get(-1));
},
setDates: function() {
var args = $.isArray(arguments[0]) ? arguments[0] : arguments;
this.update.apply(this, args);
this._trigger('changeDate');
this.setValue();
},
setUTCDates: function() {
var args = $.isArray(arguments[0]) ? arguments[0] : arguments;
this.update.apply(this, $.map(args, this._utc_to_local));
this._trigger('changeDate');
this.setValue();
},
setDate: alias('setDates'),
setUTCDate: alias('setUTCDates'),
setValue: function() {
var formatted = this.getFormattedDate();
if (!this.isInput) {
if (this.component) {
this.element.find('input').val(formatted).change();
}
}
else {
this.element.val(formatted).change();
}
},
getFormattedDate: function(format) {
if (format === undefined)
format = this.o.format;
var lang = this.o.language;
return $.map(this.dates, function(d) {
return DPGlobal.formatDate(d, format, lang);
}).join(this.o.multidateSeparator);
},
setStartDate: function(startDate) {
this._process_options({startDate: startDate});
this.update();
this.updateNavArrows();
},
setEndDate: function(endDate) {
this._process_options({endDate: endDate});
this.update();
this.updateNavArrows();
},
setDaysOfWeekDisabled: function(daysOfWeekDisabled) {
this._process_options({daysOfWeekDisabled: daysOfWeekDisabled});
this.update();
this.updateNavArrows();
},
place: function() {
if (this.isInline)
return;
var calendarWidth = this.picker.outerWidth(),
calendarHeight = this.picker.outerHeight(),
visualPadding = 10,
windowWidth = $window.width(),
windowHeight = $window.height(),
scrollTop = $window.scrollTop();
var zIndex = parseInt(this.element.parents().filter(function() {
var itemZIndex = $(this).css('z-index');
return itemZIndex != 'auto' && itemZIndex != 0;
}).first().css('z-index')) + 10;
var offset = this.component ? this.component.parent().offset() : this.element.offset();
var height = this.component ? this.component.outerHeight(true) : this.element.outerHeight(false);
var width = this.component ? this.component.outerWidth(true) : this.element.outerWidth(false);
var left = offset.left,
top = offset.top;
this.picker.removeClass(
'datepicker-orient-top datepicker-orient-bottom ' +
'datepicker-orient-right datepicker-orient-left'
);
if (this.o.orientation.x !== 'auto') {
this.picker.addClass('datepicker-orient-' + this.o.orientation.x);
if (this.o.orientation.x === 'right')
left -= calendarWidth - width;
}
// auto x orientation is best-placement: if it crosses a window
// edge, fudge it sideways
else {
// Default to left
this.picker.addClass('datepicker-orient-left');
if (offset.left < 0)
left -= offset.left - visualPadding;
else if (offset.left + calendarWidth > windowWidth)
left = windowWidth - calendarWidth - visualPadding;
}
// auto y orientation is best-situation: top or bottom, no fudging,
// decision based on which shows more of the calendar
var yorient = this.o.orientation.y,
top_overflow, bottom_overflow;
if (yorient === 'auto') {
top_overflow = -scrollTop + offset.top - calendarHeight;
bottom_overflow = scrollTop + windowHeight - (offset.top + height + calendarHeight);
if (Math.max(top_overflow, bottom_overflow) === bottom_overflow)
yorient = 'top';
else
yorient = 'bottom';
}
this.picker.addClass('datepicker-orient-' + yorient);
if (yorient === 'top')
top += height;
else
top -= calendarHeight + parseInt(this.picker.css('padding-top'));
this.picker.css({
top: top,
left: left,
zIndex: zIndex
});
},
_allow_update: true,
update: function() {
if (!this._allow_update)
return;
var oldDates = this.dates.copy(),
dates = [],
fromArgs = false;
if (arguments.length) {
$.each(arguments, $.proxy(function(i, date) {
if (date instanceof Date)
date = this._local_to_utc(date);
dates.push(date);
}, this));
fromArgs = true;
}
else {
dates = this.isInput
? this.element.val()
: this.element.data('date') || this.element.find('input').val();
if (dates && this.o.multidate)
dates = dates.split(this.o.multidateSeparator);
else
dates = [dates];
delete this.element.data().date;
}
dates = $.map(dates, $.proxy(function(date) {
return DPGlobal.parseDate(date, this.o.format, this.o.language);
}, this));
dates = $.grep(dates, $.proxy(function(date) {
return (
date < this.o.startDate ||
date > this.o.endDate ||
!date
);
}, this), true);
this.dates.replace(dates);
if (this.dates.length)
this.viewDate = new Date(this.dates.get(-1));
else if (this.viewDate < this.o.startDate)
this.viewDate = new Date(this.o.startDate);
else if (this.viewDate > this.o.endDate)
this.viewDate = new Date(this.o.endDate);
if (fromArgs) {
// setting date by clicking
this.setValue();
}
else if (dates.length) {
// setting date by typing
if (String(oldDates) !== String(this.dates))
this._trigger('changeDate');
}
if (!this.dates.length && oldDates.length)
this._trigger('clearDate');
this.fill();
},
fillDow: function() {
var dowCnt = this.o.weekStart,
html = '<tr>';
if (this.o.calendarWeeks) {
var cell = '<th class="cw"> </th>';
html += cell;
this.picker.find('.datepicker-days thead tr:first-child').prepend(cell);
}
while (dowCnt < this.o.weekStart + 7) {
html += '<th class="dow">' + dates[this.o.language].daysMin[(dowCnt++) % 7] + '</th>';
}
html += '</tr>';
this.picker.find('.datepicker-days thead').append(html);
},
fillMonths: function() {
var html = '',
i = 0;
while (i < 12) {
html += '<span class="month">' + dates[this.o.language].monthsShort[i++] + '</span>';
}
this.picker.find('.datepicker-months td').html(html);
},
setRange: function(range) {
if (!range || !range.length)
delete this.range;
else
this.range = $.map(range, function(d) {
return d.valueOf();
});
this.fill();
},
getClassNames: function(date) {
var cls = [],
year = this.viewDate.getUTCFullYear(),
month = this.viewDate.getUTCMonth(),
today = new Date();
if (date.getUTCFullYear() < year || (date.getUTCFullYear() === year && date.getUTCMonth() < month)) {
cls.push('old');
}
else if (date.getUTCFullYear() > year || (date.getUTCFullYear() === year && date.getUTCMonth() > month)) {
cls.push('new');
}
if (this.focusDate && date.valueOf() === this.focusDate.valueOf())
cls.push('focused');
// Compare internal UTC date with local today, not UTC today
if (this.o.todayHighlight &&
date.getUTCFullYear() === today.getFullYear() &&
date.getUTCMonth() === today.getMonth() &&
date.getUTCDate() === today.getDate()) {
cls.push('today');
}
if (this.dates.contains(date) !== -1)
cls.push('active');
if (date.valueOf() < this.o.startDate || date.valueOf() > this.o.endDate ||
$.inArray(date.getUTCDay(), this.o.daysOfWeekDisabled) !== -1) {
cls.push('disabled');
}
if (this.range) {
if (date > this.range[0] && date < this.range[this.range.length - 1]) {
cls.push('range');
}
if ($.inArray(date.valueOf(), this.range) !== -1) {
cls.push('selected');
}
}
return cls;
},
fill: function() {
var d = new Date(this.viewDate),
year = d.getUTCFullYear(),
month = d.getUTCMonth(),
startYear = this.o.startDate !== -Infinity ? this.o.startDate.getUTCFullYear() : -Infinity,
startMonth = this.o.startDate !== -Infinity ? this.o.startDate.getUTCMonth() : -Infinity,
endYear = this.o.endDate !== Infinity ? this.o.endDate.getUTCFullYear() : Infinity,
endMonth = this.o.endDate !== Infinity ? this.o.endDate.getUTCMonth() : Infinity,
todaytxt = dates[this.o.language].today || dates['en'].today || '',
cleartxt = dates[this.o.language].clear || dates['en'].clear || '',
tooltip;
this.picker.find('.datepicker-days thead th.datepicker-switch')
.text(dates[this.o.language].months[month] + ' ' + year);
this.picker.find('tfoot th.today')
.text(todaytxt)
.toggle(this.o.todayBtn !== false);
this.picker.find('tfoot th.clear')
.text(cleartxt)
.toggle(this.o.clearBtn !== false);
this.updateNavArrows();
this.fillMonths();
var prevMonth = UTCDate(year, month - 1, 28),
day = DPGlobal.getDaysInMonth(prevMonth.getUTCFullYear(), prevMonth.getUTCMonth());
prevMonth.setUTCDate(day);
prevMonth.setUTCDate(day - (prevMonth.getUTCDay() - this.o.weekStart + 7) % 7);
var nextMonth = new Date(prevMonth);
nextMonth.setUTCDate(nextMonth.getUTCDate() + 42);
nextMonth = nextMonth.valueOf();
var html = [];
var clsName;
while (prevMonth.valueOf() < nextMonth) {
if (prevMonth.getUTCDay() === this.o.weekStart) {
html.push('<tr>');
if (this.o.calendarWeeks) {
// ISO 8601: First week contains first thursday.
// ISO also states week starts on Monday, but we can be more abstract here.
var
// Start of current week: based on weekstart/current date
ws = new Date(+prevMonth + (this.o.weekStart - prevMonth.getUTCDay() - 7) % 7 * 864e5),
// Thursday of this week
th = new Date(Number(ws) + (7 + 4 - ws.getUTCDay()) % 7 * 864e5),
// First Thursday of year, year from thursday
yth = new Date(Number(yth = UTCDate(th.getUTCFullYear(), 0, 1)) + (7 + 4 - yth.getUTCDay()) % 7 * 864e5),
// Calendar week: ms between thursdays, div ms per day, div 7 days
calWeek = (th - yth) / 864e5 / 7 + 1;
html.push('<td class="cw">' + calWeek + '</td>');
}
}
clsName = this.getClassNames(prevMonth);
clsName.push('day');
if (this.o.beforeShowDay !== $.noop) {
var before = this.o.beforeShowDay(this._utc_to_local(prevMonth));
if (before === undefined)
before = {};
else if (typeof (before) === 'boolean')
before = {enabled: before};
else if (typeof (before) === 'string')
before = {classes: before};
if (before.enabled === false)
clsName.push('disabled');
if (before.classes)
clsName = clsName.concat(before.classes.split(/\s+/));
if (before.tooltip)
tooltip = before.tooltip;
}
clsName = $.unique(clsName);
html.push('<td class="' + clsName.join(' ') + '"' + (tooltip ? ' title="' + tooltip + '"' : '') + '>' + prevMonth.getUTCDate() + '</td>');
if (prevMonth.getUTCDay() === this.o.weekEnd) {
html.push('</tr>');
}
prevMonth.setUTCDate(prevMonth.getUTCDate() + 1);
}
this.picker.find('.datepicker-days tbody').empty().append(html.join(''));
var months = this.picker.find('.datepicker-months')
.find('th:eq(1)')
.text(year)
.end()
.find('span').removeClass('active');
$.each(this.dates, function(i, d) {
if (d.getUTCFullYear() === year)
months.eq(d.getUTCMonth()).addClass('active');
});
if (year < startYear || year > endYear) {
months.addClass('disabled');
}
if (year === startYear) {
months.slice(0, startMonth).addClass('disabled');
}
if (year === endYear) {
months.slice(endMonth + 1).addClass('disabled');
}
html = '';
year = parseInt(year / 10, 10) * 10;
var yearCont = this.picker.find('.datepicker-years')
.find('th:eq(1)')
.text(year + '-' + (year + 9))
.end()
.find('td');
year -= 1;
var years = $.map(this.dates, function(d) {
return d.getUTCFullYear();
}),
classes;
for (var i = -1; i < 11; i++) {
classes = ['year'];
if (i === -1)
classes.push('old');
else if (i === 10)
classes.push('new');
if ($.inArray(year, years) !== -1)
classes.push('active');
if (year < startYear || year > endYear)
classes.push('disabled');
html += '<span class="' + classes.join(' ') + '">' + year + '</span>';
year += 1;
}
yearCont.html(html);
},
updateNavArrows: function() {
if (!this._allow_update)
return;
var d = new Date(this.viewDate),
year = d.getUTCFullYear(),
month = d.getUTCMonth();
switch (this.viewMode) {
case 0:
if (this.o.startDate !== -Infinity && year <= this.o.startDate.getUTCFullYear() && month <= this.o.startDate.getUTCMonth()) {
this.picker.find('.prev').css({visibility: 'hidden'});
}
else {
this.picker.find('.prev').css({visibility: 'visible'});
}
if (this.o.endDate !== Infinity && year >= this.o.endDate.getUTCFullYear() && month >= this.o.endDate.getUTCMonth()) {
this.picker.find('.next').css({visibility: 'hidden'});
}
else {
this.picker.find('.next').css({visibility: 'visible'});
}
break;
case 1:
case 2:
if (this.o.startDate !== -Infinity && year <= this.o.startDate.getUTCFullYear()) {
this.picker.find('.prev').css({visibility: 'hidden'});
}
else {
this.picker.find('.prev').css({visibility: 'visible'});
}
if (this.o.endDate !== Infinity && year >= this.o.endDate.getUTCFullYear()) {
this.picker.find('.next').css({visibility: 'hidden'});
}
else {
this.picker.find('.next').css({visibility: 'visible'});
}
break;
}
},
click: function(e) {
e.preventDefault();
var target = $(e.target).closest('span, td, th'),
year, month, day;
if (target.length === 1) {
switch (target[0].nodeName.toLowerCase()) {
case 'th':
switch (target[0].className) {
case 'datepicker-switch':
this.showMode(1);
break;
case 'prev':
case 'next':
var dir = DPGlobal.modes[this.viewMode].navStep * (target[0].className === 'prev' ? -1 : 1);
switch (this.viewMode) {
case 0:
this.viewDate = this.moveMonth(this.viewDate, dir);
this._trigger('changeMonth', this.viewDate);
break;
case 1:
case 2:
this.viewDate = this.moveYear(this.viewDate, dir);
if (this.viewMode === 1)
this._trigger('changeYear', this.viewDate);
break;
}
this.fill();
break;
case 'today':
var date = new Date();
date = UTCDate(date.getFullYear(), date.getMonth(), date.getDate(), 0, 0, 0);
this.showMode(-2);
var which = this.o.todayBtn === 'linked' ? null : 'view';
this._setDate(date, which);
break;
case 'clear':
var element;
if (this.isInput)
element = this.element;
else if (this.component)
element = this.element.find('input');
if (element)
element.val("").change();
this.update();
this._trigger('changeDate');
if (this.o.autoclose)
this.hide();
break;
}
break;
case 'span':
if (!target.is('.disabled')) {
this.viewDate.setUTCDate(1);
if (target.is('.month')) {
day = 1;
month = target.parent().find('span').index(target);
year = this.viewDate.getUTCFullYear();
this.viewDate.setUTCMonth(month);
this._trigger('changeMonth', this.viewDate);
if (this.o.minViewMode === 1) {
this._setDate(UTCDate(year, month, day));
}
}
else {
day = 1;
month = 0;
year = parseInt(target.text(), 10) || 0;
this.viewDate.setUTCFullYear(year);
this._trigger('changeYear', this.viewDate);
if (this.o.minViewMode === 2) {
this._setDate(UTCDate(year, month, day));
}
}
this.showMode(-1);
this.fill();
}
break;
case 'td':
if (target.is('.day') && !target.is('.disabled')) {
day = parseInt(target.text(), 10) || 1;
year = this.viewDate.getUTCFullYear();
month = this.viewDate.getUTCMonth();
if (target.is('.old')) {
if (month === 0) {
month = 11;
year -= 1;
}
else {
month -= 1;
}
}
else if (target.is('.new')) {
if (month === 11) {
month = 0;
year += 1;
}
else {
month += 1;
}
}
this._setDate(UTCDate(year, month, day));
}
break;
}
}
if (this.picker.is(':visible') && this._focused_from) {
$(this._focused_from).focus();
}
delete this._focused_from;
},
_toggle_multidate: function(date) {
var ix = this.dates.contains(date);
if (!date) {
this.dates.clear();
}
else if (ix !== -1) {
this.dates.remove(ix);
}
else {
this.dates.push(date);
}
if (typeof this.o.multidate === 'number')
while (this.dates.length > this.o.multidate)
this.dates.remove(0);
},
_setDate: function(date, which) {
if (!which || which === 'date')
this._toggle_multidate(date && new Date(date));
if (!which || which === 'view')
this.viewDate = date && new Date(date);
this.fill();
this.setValue();
this._trigger('changeDate');
var element;
if (this.isInput) {
element = this.element;
}
else if (this.component) {
element = this.element.find('input');
}
if (element) {
element.change();
}
if (this.o.autoclose && (!which || which === 'date')) {
this.hide();
}
},
moveMonth: function(date, dir) {
if (!date)
return undefined;
if (!dir)
return date;
var new_date = new Date(date.valueOf()),
day = new_date.getUTCDate(),
month = new_date.getUTCMonth(),
mag = Math.abs(dir),
new_month, test;
dir = dir > 0 ? 1 : -1;
if (mag === 1) {
test = dir === -1
// If going back one month, make sure month is not current month
// (eg, Mar 31 -> Feb 31 == Feb 28, not Mar 02)
? function() {
return new_date.getUTCMonth() === month;
}
// If going forward one month, make sure month is as expected
// (eg, Jan 31 -> Feb 31 == Feb 28, not Mar 02)
: function() {
return new_date.getUTCMonth() !== new_month;
};
new_month = month + dir;
new_date.setUTCMonth(new_month);
// Dec -> Jan (12) or Jan -> Dec (-1) -- limit expected date to 0-11
if (new_month < 0 || new_month > 11)
new_month = (new_month + 12) % 12;
}
else {
// For magnitudes >1, move one month at a time...
for (var i = 0; i < mag; i++)
// ...which might decrease the day (eg, Jan 31 to Feb 28, etc)...
new_date = this.moveMonth(new_date, dir);
// ...then reset the day, keeping it in the new month
new_month = new_date.getUTCMonth();
new_date.setUTCDate(day);
test = function() {
return new_month !== new_date.getUTCMonth();
};
}
// Common date-resetting loop -- if date is beyond end of month, make it
// end of month
while (test()) {
new_date.setUTCDate(--day);
new_date.setUTCMonth(new_month);
}
return new_date;
},
moveYear: function(date, dir) {
return this.moveMonth(date, dir * 12);
},
dateWithinRange: function(date) {
return date >= this.o.startDate && date <= this.o.endDate;
},
keydown: function(e) {
if (this.picker.is(':not(:visible)')) {
if (e.keyCode === 27) // allow escape to hide and re-show picker
this.show();
return;
}
var dateChanged = false,
dir, newDate, newViewDate,
focusDate = this.focusDate || this.viewDate;
switch (e.keyCode) {
case 27: // escape
if (this.focusDate) {
this.focusDate = null;
this.viewDate = this.dates.get(-1) || this.viewDate;
this.fill();
}
else
this.hide();
e.preventDefault();
break;
case 37: // left
case 39: // right
if (!this.o.keyboardNavigation)
break;
dir = e.keyCode === 37 ? -1 : 1;
if (e.ctrlKey) {
newDate = this.moveYear(this.dates.get(-1) || UTCToday(), dir);
newViewDate = this.moveYear(focusDate, dir);
this._trigger('changeYear', this.viewDate);
}
else if (e.shiftKey) {
newDate = this.moveMonth(this.dates.get(-1) || UTCToday(), dir);
newViewDate = this.moveMonth(focusDate, dir);
this._trigger('changeMonth', this.viewDate);
}
else {
newDate = new Date(this.dates.get(-1) || UTCToday());
newDate.setUTCDate(newDate.getUTCDate() + dir);
newViewDate = new Date(focusDate);
newViewDate.setUTCDate(focusDate.getUTCDate() + dir);
}
if (this.dateWithinRange(newDate)) {
this.focusDate = this.viewDate = newViewDate;
this.setValue();
this.fill();
e.preventDefault();
}
break;
case 38: // up
case 40: // down
if (!this.o.keyboardNavigation)
break;
dir = e.keyCode === 38 ? -1 : 1;
if (e.ctrlKey) {
newDate = this.moveYear(this.dates.get(-1) || UTCToday(), dir);
newViewDate = this.moveYear(focusDate, dir);
this._trigger('changeYear', this.viewDate);
}
else if (e.shiftKey) {
newDate = this.moveMonth(this.dates.get(-1) || UTCToday(), dir);
newViewDate = this.moveMonth(focusDate, dir);
this._trigger('changeMonth', this.viewDate);
}
else {
newDate = new Date(this.dates.get(-1) || UTCToday());
newDate.setUTCDate(newDate.getUTCDate() + dir * 7);
newViewDate = new Date(focusDate);
newViewDate.setUTCDate(focusDate.getUTCDate() + dir * 7);
}
if (this.dateWithinRange(newDate)) {
this.focusDate = this.viewDate = newViewDate;
this.setValue();
this.fill();
e.preventDefault();
}
break;
case 32: // spacebar
// Spacebar is used in manually typing dates in some formats.
// As such, its behavior should not be hijacked.
break;
case 13: // enter
focusDate = this.focusDate || this.dates.get(-1) || this.viewDate;
this._toggle_multidate(focusDate);
dateChanged = true;
this.focusDate = null;
this.viewDate = this.dates.get(-1) || this.viewDate;
this.setValue();
this.fill();
if (this.picker.is(':visible')) {
e.preventDefault();
if (this.o.autoclose)
this.hide();
}
break;
case 9: // tab
this.focusDate = null;
this.viewDate = this.dates.get(-1) || this.viewDate;
this.fill();
this.hide();
break;
}
if (dateChanged) {
if (this.dates.length)
this._trigger('changeDate');
else
this._trigger('clearDate');
var element;
if (this.isInput) {
element = this.element;
}
else if (this.component) {
element = this.element.find('input');
}
if (element) {
element.change();
}
}
},
showMode: function(dir) {
if (dir) {
this.viewMode = Math.max(this.o.minViewMode, Math.min(2, this.viewMode + dir));
}
this.picker
.find('>div')
.hide()
.filter('.datepicker-' + DPGlobal.modes[this.viewMode].clsName)
.show();
this.updateNavArrows();
}
};
var DateRangePicker = function(element, options) {
this.element = $(element);
this.inputs = $.map(options.inputs, function(i) {
return i.jquery ? i[0] : i;
});
delete options.inputs;
$(this.inputs)
.datepicker(options)
.bind('changeDate', $.proxy(this.dateUpdated, this));
this.pickers = $.map(this.inputs, function(i) {
return $(i).data('datepicker');
});
this.updateDates();
};
DateRangePicker.prototype = {
updateDates: function() {
this.dates = $.map(this.pickers, function(i) {
return i.getUTCDate();
});
this.updateRanges();
},
updateRanges: function() {
var range = $.map(this.dates, function(d) {
return d.valueOf();
});
$.each(this.pickers, function(i, p) {
p.setRange(range);
});
},
dateUpdated: function(e) {
// `this.updating` is a workaround for preventing infinite recursion
// between `changeDate` triggering and `setUTCDate` calling. Until
// there is a better mechanism.
if (this.updating)
return;
this.updating = true;
var dp = $(e.target).data('datepicker'),
new_date = dp.getUTCDate(),
i = $.inArray(e.target, this.inputs),
l = this.inputs.length;
if (i === -1)
return;
$.each(this.pickers, function(i, p) {
if (!p.getUTCDate())
p.setUTCDate(new_date);
});
if (new_date < this.dates[i]) {
// Date being moved earlier/left
while (i >= 0 && new_date < this.dates[i]) {
this.pickers[i--].setUTCDate(new_date);
}
}
else if (new_date > this.dates[i]) {
// Date being moved later/right
while (i < l && new_date > this.dates[i]) {
this.pickers[i++].setUTCDate(new_date);
}
}
this.updateDates();
delete this.updating;
},
remove: function() {
$.map(this.pickers, function(p) {
p.remove();
});
delete this.element.data().datepicker;
}
};
function opts_from_el(el, prefix) {
// Derive options from element data-attrs
var data = $(el).data(),
out = {}, inkey,
replace = new RegExp('^' + prefix.toLowerCase() + '([A-Z])');
prefix = new RegExp('^' + prefix.toLowerCase());
function re_lower(_, a) {
return a.toLowerCase();
}
for (var key in data)
if (prefix.test(key)) {
inkey = key.replace(replace, re_lower);
out[inkey] = data[key];
}
return out;
}
function opts_from_locale(lang) {
// Derive options from locale plugins
var out = {};
// Check if "de-DE" style date is available, if not language should
// fallback to 2 letter code eg "de"
if (!dates[lang]) {
lang = lang.split('-')[0];
if (!dates[lang])
return;
}
var d = dates[lang];
$.each(locale_opts, function(i, k) {
if (k in d)
out[k] = d[k];
});
return out;
}
var old = $.fn.datepicker;
$.fn.datepicker = function(option) {
var args = Array.apply(null, arguments);
args.shift();
var internal_return;
this.each(function() {
var $this = $(this),
data = $this.data('datepicker'),
options = typeof option === 'object' && option;
if (!data) {
var elopts = opts_from_el(this, 'date'),
// Preliminary otions
xopts = $.extend({}, defaults, elopts, options),
locopts = opts_from_locale(xopts.language),
// Options priority: js args, data-attrs, locales, defaults
opts = $.extend({}, defaults, locopts, elopts, options);
if ($this.is('.input-daterange') || opts.inputs) {
var ropts = {
inputs: opts.inputs || $this.find('input').toArray()
};
$this.data('datepicker', (data = new DateRangePicker(this, $.extend(opts, ropts))));
}
else {
$this.data('datepicker', (data = new Datepicker(this, opts)));
}
}
if (typeof option === 'string' && typeof data[option] === 'function') {
internal_return = data[option].apply(data, args);
if (internal_return !== undefined)
return false;
}
});
if (internal_return !== undefined)
return internal_return;
else
return this;
};
var defaults = $.fn.datepicker.defaults = {
autoclose: false,
beforeShowDay: $.noop,
calendarWeeks: false,
clearBtn: false,
daysOfWeekDisabled: [],
endDate: Infinity,
forceParse: true,
format: 'mm/dd/yyyy',
keyboardNavigation: true,
language: 'en',
minViewMode: 0,
multidate: false,
multidateSeparator: ',',
orientation: "auto",
rtl: false,
startDate: -Infinity,
startView: 0,
todayBtn: false,
todayHighlight: false,
weekStart: 0
};
var locale_opts = $.fn.datepicker.locale_opts = [
'format',
'rtl',
'weekStart'
];
$.fn.datepicker.Constructor = Datepicker;
var dates = $.fn.datepicker.dates = {
en: {
days: ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"],
daysShort: ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"],
daysMin: ["Su", "Mo", "Tu", "We", "Th", "Fr", "Sa", "Su"],
months: ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"],
monthsShort: ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"],
today: "Today",
clear: "Clear"
}
};
var DPGlobal = {
modes: [
{
clsName: 'days',
navFnc: 'Month',
navStep: 1
},
{
clsName: 'months',
navFnc: 'FullYear',
navStep: 1
},
{
clsName: 'years',
navFnc: 'FullYear',
navStep: 10
}],
isLeapYear: function(year) {
return (((year % 4 === 0) && (year % 100 !== 0)) || (year % 400 === 0));
},
getDaysInMonth: function(year, month) {
return [31, (DPGlobal.isLeapYear(year) ? 29 : 28), 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][month];
},
validParts: /dd?|DD?|mm?|MM?|yy(?:yy)?/g,
nonpunctuation: /[^ -\/:-@\[\u3400-\u9fff-`{-~\t\n\r]+/g,
parseFormat: function(format) {
// IE treats \0 as a string end in inputs (truncating the value),
// so it's a bad format delimiter, anyway
var separators = format.replace(this.validParts, '\0').split('\0'),
parts = format.match(this.validParts);
if (!separators || !separators.length || !parts || parts.length === 0) {
throw new Error("Invalid date format.");
}
return {separators: separators, parts: parts};
},
parseDate: function(date, format, language) {
if (!date)
return undefined;
if (date instanceof Date)
return date;
if (typeof format === 'string')
format = DPGlobal.parseFormat(format);
var part_re = /([\-+]\d+)([dmwy])/,
parts = date.match(/([\-+]\d+)([dmwy])/g),
part, dir, i;
if (/^[\-+]\d+[dmwy]([\s,]+[\-+]\d+[dmwy])*$/.test(date)) {
date = new Date();
for (i = 0; i < parts.length; i++) {
part = part_re.exec(parts[i]);
dir = parseInt(part[1]);
switch (part[2]) {
case 'd':
date.setUTCDate(date.getUTCDate() + dir);
break;
case 'm':
date = Datepicker.prototype.moveMonth.call(Datepicker.prototype, date, dir);
break;
case 'w':
date.setUTCDate(date.getUTCDate() + dir * 7);
break;
case 'y':
date = Datepicker.prototype.moveYear.call(Datepicker.prototype, date, dir);
break;
}
}
return UTCDate(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(), 0, 0, 0);
}
parts = date && date.match(this.nonpunctuation) || [];
date = new Date();
var parsed = {},
setters_order = ['yyyy', 'yy', 'M', 'MM', 'm', 'mm', 'd', 'dd'],
setters_map = {
yyyy: function(d, v) {
return d.setUTCFullYear(v);
},
yy: function(d, v) {
return d.setUTCFullYear(2000 + v);
},
m: function(d, v) {
if (isNaN(d))
return d;
v -= 1;
while (v < 0)
v += 12;
v %= 12;
d.setUTCMonth(v);
while (d.getUTCMonth() !== v)
d.setUTCDate(d.getUTCDate() - 1);
return d;
},
d: function(d, v) {
return d.setUTCDate(v);
}
},
val, filtered;
setters_map['M'] = setters_map['MM'] = setters_map['mm'] = setters_map['m'];
setters_map['dd'] = setters_map['d'];
date = UTCDate(date.getFullYear(), date.getMonth(), date.getDate(), 0, 0, 0);
var fparts = format.parts.slice();
// Remove noop parts
if (parts.length !== fparts.length) {
fparts = $(fparts).filter(function(i, p) {
return $.inArray(p, setters_order) !== -1;
}).toArray();
}
// Process remainder
function match_part() {
var m = this.slice(0, parts[i].length),
p = parts[i].slice(0, m.length);
return m === p;
}
if (parts.length === fparts.length) {
var cnt;
for (i = 0, cnt = fparts.length; i < cnt; i++) {
val = parseInt(parts[i], 10);
part = fparts[i];
if (isNaN(val)) {
switch (part) {
case 'MM':
filtered = $(dates[language].months).filter(match_part);
val = $.inArray(filtered[0], dates[language].months) + 1;
break;
case 'M':
filtered = $(dates[language].monthsShort).filter(match_part);
val = $.inArray(filtered[0], dates[language].monthsShort) + 1;
break;
}
}
parsed[part] = val;
}
var _date, s;
for (i = 0; i < setters_order.length; i++) {
s = setters_order[i];
if (s in parsed && !isNaN(parsed[s])) {
_date = new Date(date);
setters_map[s](_date, parsed[s]);
if (!isNaN(_date))
date = _date;
}
}
}
return date;
},
formatDate: function(date, format, language) {
if (!date)
return '';
if (typeof format === 'string')
format = DPGlobal.parseFormat(format);
var val = {
d: date.getUTCDate(),
D: dates[language].daysShort[date.getUTCDay()],
DD: dates[language].days[date.getUTCDay()],
m: date.getUTCMonth() + 1,
M: dates[language].monthsShort[date.getUTCMonth()],
MM: dates[language].months[date.getUTCMonth()],
yy: date.getUTCFullYear().toString().substring(2),
yyyy: date.getUTCFullYear()
};
val.dd = (val.d < 10 ? '0' : '') + val.d;
val.mm = (val.m < 10 ? '0' : '') + val.m;
date = [];
var seps = $.extend([], format.separators);
for (var i = 0, cnt = format.parts.length; i <= cnt; i++) {
if (seps.length)
date.push(seps.shift());
date.push(val[format.parts[i]]);
}
return date.join('');
},
headTemplate: '<thead>' +
'<tr>' +
'<th class="prev">«</th>' +
'<th colspan="5" class="datepicker-switch"></th>' +
'<th class="next">»</th>' +
'</tr>' +
'</thead>',
contTemplate: '<tbody><tr><td colspan="7"></td></tr></tbody>',
footTemplate: '<tfoot>' +
'<tr>' +
'<th colspan="7" class="today"></th>' +
'</tr>' +
'<tr>' +
'<th colspan="7" class="clear"></th>' +
'</tr>' +
'</tfoot>'
};
DPGlobal.template = '<div class="datepicker">' +
'<div class="datepicker-days">' +
'<table class=" table-condensed">' +
DPGlobal.headTemplate +
'<tbody></tbody>' +
DPGlobal.footTemplate +
'</table>' +
'</div>' +
'<div class="datepicker-months">' +
'<table class="table-condensed">' +
DPGlobal.headTemplate +
DPGlobal.contTemplate +
DPGlobal.footTemplate +
'</table>' +
'</div>' +
'<div class="datepicker-years">' +
'<table class="table-condensed">' +
DPGlobal.headTemplate +
DPGlobal.contTemplate +
DPGlobal.footTemplate +
'</table>' +
'</div>' +
'</div>';
$.fn.datepicker.DPGlobal = DPGlobal;
/* DATEPICKER NO CONFLICT
* =================== */
$.fn.datepicker.noConflict = function() {
$.fn.datepicker = old;
return this;
};
/* DATEPICKER DATA-API
* ================== */
$(document).on(
'focus.datepicker.data-api click.datepicker.data-api',
'[data-provide="datepicker"]',
function(e) {
var $this = $(this);
if ($this.data('datepicker'))
return;
e.preventDefault();
// component click requires us to explicitly show it
$this.datepicker('show');
}
);
$(function() {
$('[data-provide="datepicker-inline"]').datepicker();
});
}(window.jQuery));