src/ceph/src/pybind/mgr/dashboard/static/AdminLTE-2.3.7/plugins/datepicker/bootstrap-datepicker.js

   1 /* =========================================================
   2  * bootstrap-datepicker.js
   3  * Repo: https://github.com/eternicode/bootstrap-datepicker/
   4  * Demo: http://eternicode.github.io/bootstrap-datepicker/
   5  * Docs: http://bootstrap-datepicker.readthedocs.org/
   6  * Forked from http://www.eyecon.ro/bootstrap-datepicker
   7  * =========================================================
   8  * Started by Stefan Petre; improvements by Andrew Rowls + contributors
   9  *
  10  * Licensed under the Apache License, Version 2.0 (the "License");
  11  * you may not use this file except in compliance with the License.
  12  * You may obtain a copy of the License at
  13  *
  14  * http://www.apache.org/licenses/LICENSE-2.0
  15  *
  16  * Unless required by applicable law or agreed to in writing, software
  17  * distributed under the License is distributed on an "AS IS" BASIS,
  18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  19  * See the License for the specific language governing permissions and
  20  * limitations under the License.
  21  * ========================================================= */
  22
  23 (function($, undefined){
  24
  25         var $window = $(window);
  26
  27         function UTCDate(){
  28                 return new Date(Date.UTC.apply(Date, arguments));
  29         }
  30         function UTCToday(){
  31                 var today = new Date();
  32                 return UTCDate(today.getFullYear(), today.getMonth(), today.getDate());
  33         }
  34         function alias(method){
  35                 return function(){
  36                         return this[method].apply(this, arguments);
  37                 };
  38         }
  39
  40         var DateArray = (function(){
  41                 var extras = {
  42                         get: function(i){
  43                                 return this.slice(i)[0];
  44                         },
  45                         contains: function(d){
  46                                 // Array.indexOf is not cross-browser;
  47                                 // $.inArray doesn't work with Dates
  48                                 var val = d && d.valueOf();
  49                                 for (var i=0, l=this.length; i < l; i++)
  50                                         if (this[i].valueOf() === val)
  51                                                 return i;
  52                                 return -1;
  53                         },
  54                         remove: function(i){
  55                                 this.splice(i,1);
  56                         },
  57                         replace: function(new_array){
  58                                 if (!new_array)
  59                                         return;
  60                                 if (!$.isArray(new_array))
  61                                         new_array = [new_array];
  62                                 this.clear();
  63                                 this.push.apply(this, new_array);
  64                         },
  65                         clear: function(){
  66                                 this.splice(0);
  67                         },
  68                         copy: function(){
  69                                 var a = new DateArray();
  70                                 a.replace(this);
  71                                 return a;
  72                         }
  73                 };
  74
  75                 return function(){
  76                         var a = [];
  77                         a.push.apply(a, arguments);
  78                         $.extend(a, extras);
  79                         return a;
  80                 };
  81         })();
  82
  83
  84         // Picker object
  85
  86         var Datepicker = function(element, options){
  87                 this.dates = new DateArray();
  88                 this.viewDate = UTCToday();
  89                 this.focusDate = null;
  90
  91                 this._process_options(options);
  92
  93                 this.element = $(element);
  94                 this.isInline = false;
  95                 this.isInput = this.element.is('input');
  96                 this.component = this.element.is('.date') ? this.element.find('.add-on, .input-group-addon, .btn') : false;
  97                 this.hasInput = this.component && this.element.find('input').length;
  98                 if (this.component && this.component.length === 0)
  99                         this.component = false;
 100
 101                 this.picker = $(DPGlobal.template);
 102                 this._buildEvents();
 103                 this._attachEvents();
 104
 105                 if (this.isInline){
 106                         this.picker.addClass('datepicker-inline').appendTo(this.element);
 107                 }
 108                 else {
 109                         this.picker.addClass('datepicker-dropdown dropdown-menu');
 110                 }
 111
 112                 if (this.o.rtl){
 113                         this.picker.addClass('datepicker-rtl');
 114                 }
 115
 116                 this.viewMode = this.o.startView;
 117
 118                 if (this.o.calendarWeeks)
 119                         this.picker.find('tfoot th.today')
 120                                                 .attr('colspan', function(i, val){
 121                                                         return parseInt(val) + 1;
 122                                                 });
 123
 124                 this._allow_update = false;
 125
 126                 this.setStartDate(this._o.startDate);
 127                 this.setEndDate(this._o.endDate);
 128                 this.setDaysOfWeekDisabled(this.o.daysOfWeekDisabled);
 129
 130                 this.fillDow();
 131                 this.fillMonths();
 132
 133                 this._allow_update = true;
 134
 135                 this.update();
 136                 this.showMode();
 137
 138                 if (this.isInline){
 139                         this.show();
 140                 }
 141         };
 142
 143         Datepicker.prototype = {
 144                 constructor: Datepicker,
 145
 146                 _process_options: function(opts){
 147                         // Store raw options for reference
 148                         this._o = $.extend({}, this._o, opts);
 149                         // Processed options
 150                         var o = this.o = $.extend({}, this._o);
 151
 152                         // Check if "de-DE" style date is available, if not language should
 153                         // fallback to 2 letter code eg "de"
 154                         var lang = o.language;
 155                         if (!dates[lang]){
 156                                 lang = lang.split('-')[0];
 157                                 if (!dates[lang])
 158                                         lang = defaults.language;
 159                         }
 160                         o.language = lang;
 161
 162                         switch (o.startView){
 163                                 case 2:
 164                                 case 'decade':
 165                                         o.startView = 2;
 166                                         break;
 167                                 case 1:
 168                                 case 'year':
 169                                         o.startView = 1;
 170                                         break;
 171                                 default:
 172                                         o.startView = 0;
 173                         }
 174
 175                         switch (o.minViewMode){
 176                                 case 1:
 177                                 case 'months':
 178                                         o.minViewMode = 1;
 179                                         break;
 180                                 case 2:
 181                                 case 'years':
 182                                         o.minViewMode = 2;
 183                                         break;
 184                                 default:
 185                                         o.minViewMode = 0;
 186                         }
 187
 188                         o.startView = Math.max(o.startView, o.minViewMode);
 189
 190                         // true, false, or Number > 0
 191                         if (o.multidate !== true){
 192                                 o.multidate = Number(o.multidate) || false;
 193                                 if (o.multidate !== false)
 194                                         o.multidate = Math.max(0, o.multidate);
 195                                 else
 196                                         o.multidate = 1;
 197                         }
 198                         o.multidateSeparator = String(o.multidateSeparator);
 199
 200                         o.weekStart %= 7;
 201                         o.weekEnd = ((o.weekStart + 6) % 7);
 202
 203                         var format = DPGlobal.parseFormat(o.format);
 204                         if (o.startDate !== -Infinity){
 205                                 if (!!o.startDate){
 206                                         if (o.startDate instanceof Date)
 207                                                 o.startDate = this._local_to_utc(this._zero_time(o.startDate));
 208                                         else
 209                                                 o.startDate = DPGlobal.parseDate(o.startDate, format, o.language);
 210                                 }
 211                                 else {
 212                                         o.startDate = -Infinity;
 213                                 }
 214                         }
 215                         if (o.endDate !== Infinity){
 216                                 if (!!o.endDate){
 217                                         if (o.endDate instanceof Date)
 218                                                 o.endDate = this._local_to_utc(this._zero_time(o.endDate));
 219                                         else
 220                                                 o.endDate = DPGlobal.parseDate(o.endDate, format, o.language);
 221                                 }
 222                                 else {
 223                                         o.endDate = Infinity;
 224                                 }
 225                         }
 226
 227                         o.daysOfWeekDisabled = o.daysOfWeekDisabled||[];
 228                         if (!$.isArray(o.daysOfWeekDisabled))
 229                                 o.daysOfWeekDisabled = o.daysOfWeekDisabled.split(/[,\s]*/);
 230                         o.daysOfWeekDisabled = $.map(o.daysOfWeekDisabled, function(d){
 231                                 return parseInt(d, 10);
 232                         });
 233
 234                         var plc = String(o.orientation).toLowerCase().split(/\s+/g),
 235                                 _plc = o.orientation.toLowerCase();
 236                         plc = $.grep(plc, function(word){
 237                                 return (/^auto|left|right|top|bottom$/).test(word);
 238                         });
 239                         o.orientation = {x: 'auto', y: 'auto'};
 240                         if (!_plc || _plc === 'auto')
 241                                 ; // no action
 242                         else if (plc.length === 1){
 243                                 switch (plc[0]){
 244                                         case 'top':
 245                                         case 'bottom':
 246                                                 o.orientation.y = plc[0];
 247                                                 break;
 248                                         case 'left':
 249                                         case 'right':
 250                                                 o.orientation.x = plc[0];
 251                                                 break;
 252                                 }
 253                         }
 254                         else {
 255                                 _plc = $.grep(plc, function(word){
 256                                         return (/^left|right$/).test(word);
 257                                 });
 258                                 o.orientation.x = _plc[0] || 'auto';
 259
 260                                 _plc = $.grep(plc, function(word){
 261                                         return (/^top|bottom$/).test(word);
 262                                 });
 263                                 o.orientation.y = _plc[0] || 'auto';
 264                         }
 265                 },
 266                 _events: [],
 267                 _secondaryEvents: [],
 268                 _applyEvents: function(evs){
 269                         for (var i=0, el, ch, ev; i < evs.length; i++){
 270                                 el = evs[i][0];
 271                                 if (evs[i].length === 2){
 272                                         ch = undefined;
 273                                         ev = evs[i][1];
 274                                 }
 275                                 else if (evs[i].length === 3){
 276                                         ch = evs[i][1];
 277                                         ev = evs[i][2];
 278                                 }
 279                                 el.on(ev, ch);
 280                         }
 281                 },
 282                 _unapplyEvents: function(evs){
 283                         for (var i=0, el, ev, ch; i < evs.length; i++){
 284                                 el = evs[i][0];
 285                                 if (evs[i].length === 2){
 286                                         ch = undefined;
 287                                         ev = evs[i][1];
 288                                 }
 289                                 else if (evs[i].length === 3){
 290                                         ch = evs[i][1];
 291                                         ev = evs[i][2];
 292                                 }
 293                                 el.off(ev, ch);
 294                         }
 295                 },
 296                 _buildEvents: function(){
 297                         if (this.isInput){ // single input
 298                                 this._events = [
 299                                         [this.element, {
 300                                                 focus: $.proxy(this.show, this),
 301                                                 keyup: $.proxy(function(e){
 302                                                         if ($.inArray(e.keyCode, [27,37,39,38,40,32,13,9]) === -1)
 303                                                                 this.update();
 304                                                 }, this),
 305                                                 keydown: $.proxy(this.keydown, this)
 306                                         }]
 307                                 ];
 308                         }
 309                         else if (this.component && this.hasInput){ // component: input + button
 310                                 this._events = [
 311                                         // For components that are not readonly, allow keyboard nav
 312                                         [this.element.find('input'), {
 313                                                 focus: $.proxy(this.show, this),
 314                                                 keyup: $.proxy(function(e){
 315                                                         if ($.inArray(e.keyCode, [27,37,39,38,40,32,13,9]) === -1)
 316                                                                 this.update();
 317                                                 }, this),
 318                                                 keydown: $.proxy(this.keydown, this)
 319                                         }],
 320                                         [this.component, {
 321                                                 click: $.proxy(this.show, this)
 322                                         }]
 323                                 ];
 324                         }
 325                         else if (this.element.is('div')){  // inline datepicker
 326                                 this.isInline = true;
 327                         }
 328                         else {
 329                                 this._events = [
 330                                         [this.element, {
 331                                                 click: $.proxy(this.show, this)
 332                                         }]
 333                                 ];
 334                         }
 335                         this._events.push(
 336                                 // Component: listen for blur on element descendants
 337                                 [this.element, '*', {
 338                                         blur: $.proxy(function(e){
 339                                                 this._focused_from = e.target;
 340                                         }, this)
 341                                 }],
 342                                 // Input: listen for blur on element
 343                                 [this.element, {
 344                                         blur: $.proxy(function(e){
 345                                                 this._focused_from = e.target;
 346                                         }, this)
 347                                 }]
 348                         );
 349
 350                         this._secondaryEvents = [
 351                                 [this.picker, {
 352                                         click: $.proxy(this.click, this)
 353                                 }],
 354                                 [$(window), {
 355                                         resize: $.proxy(this.place, this)
 356                                 }],
 357                                 [$(document), {
 358                                         'mousedown touchstart': $.proxy(function(e){
 359                                                 // Clicked outside the datepicker, hide it
 360                                                 if (!(
 361                                                         this.element.is(e.target) ||
 362                                                         this.element.find(e.target).length ||
 363                                                         this.picker.is(e.target) ||
 364                                                         this.picker.find(e.target).length
 365                                                 )){
 366                                                         this.hide();
 367                                                 }
 368                                         }, this)
 369                                 }]
 370                         ];
 371                 },
 372                 _attachEvents: function(){
 373                         this._detachEvents();
 374                         this._applyEvents(this._events);
 375                 },
 376                 _detachEvents: function(){
 377                         this._unapplyEvents(this._events);
 378                 },
 379                 _attachSecondaryEvents: function(){
 380                         this._detachSecondaryEvents();
 381                         this._applyEvents(this._secondaryEvents);
 382                 },
 383                 _detachSecondaryEvents: function(){
 384                         this._unapplyEvents(this._secondaryEvents);
 385                 },
 386                 _trigger: function(event, altdate){
 387                         var date = altdate || this.dates.get(-1),
 388                                 local_date = this._utc_to_local(date);
 389
 390                         this.element.trigger({
 391                                 type: event,
 392                                 date: local_date,
 393                                 dates: $.map(this.dates, this._utc_to_local),
 394                                 format: $.proxy(function(ix, format){
 395                                         if (arguments.length === 0){
 396                                                 ix = this.dates.length - 1;
 397                                                 format = this.o.format;
 398                                         }
 399                                         else if (typeof ix === 'string'){
 400                                                 format = ix;
 401                                                 ix = this.dates.length - 1;
 402                                         }
 403                                         format = format || this.o.format;
 404                                         var date = this.dates.get(ix);
 405                                         return DPGlobal.formatDate(date, format, this.o.language);
 406                                 }, this)
 407                         });
 408                 },
 409
 410                 show: function(){
 411                         if (!this.isInline)
 412                                 this.picker.appendTo('body');
 413                         this.picker.show();
 414                         this.place();
 415                         this._attachSecondaryEvents();
 416                         this._trigger('show');
 417                 },
 418
 419                 hide: function(){
 420                         if (this.isInline)
 421                                 return;
 422                         if (!this.picker.is(':visible'))
 423                                 return;
 424                         this.focusDate = null;
 425                         this.picker.hide().detach();
 426                         this._detachSecondaryEvents();
 427                         this.viewMode = this.o.startView;
 428                         this.showMode();
 429
 430                         if (
 431                                 this.o.forceParse &&
 432                                 (
 433                                         this.isInput && this.element.val() ||
 434                                         this.hasInput && this.element.find('input').val()
 435                                 )
 436                         )
 437                                 this.setValue();
 438                         this._trigger('hide');
 439                 },
 440
 441                 remove: function(){
 442                         this.hide();
 443                         this._detachEvents();
 444                         this._detachSecondaryEvents();
 445                         this.picker.remove();
 446                         delete this.element.data().datepicker;
 447                         if (!this.isInput){
 448                                 delete this.element.data().date;
 449                         }
 450                 },
 451
 452                 _utc_to_local: function(utc){
 453                         return utc && new Date(utc.getTime() + (utc.getTimezoneOffset()*60000));
 454                 },
 455                 _local_to_utc: function(local){
 456                         return local && new Date(local.getTime() - (local.getTimezoneOffset()*60000));
 457                 },
 458                 _zero_time: function(local){
 459                         return local && new Date(local.getFullYear(), local.getMonth(), local.getDate());
 460                 },
 461                 _zero_utc_time: function(utc){
 462                         return utc && new Date(Date.UTC(utc.getUTCFullYear(), utc.getUTCMonth(), utc.getUTCDate()));
 463                 },
 464
 465                 getDates: function(){
 466                         return $.map(this.dates, this._utc_to_local);
 467                 },
 468
 469                 getUTCDates: function(){
 470                         return $.map(this.dates, function(d){
 471                                 return new Date(d);
 472                         });
 473                 },
 474
 475                 getDate: function(){
 476                         return this._utc_to_local(this.getUTCDate());
 477                 },
 478
 479                 getUTCDate: function(){
 480                         return new Date(this.dates.get(-1));
 481                 },
 482
 483                 setDates: function(){
 484                         var args = $.isArray(arguments[0]) ? arguments[0] : arguments;
 485                         this.update.apply(this, args);
 486                         this._trigger('changeDate');
 487                         this.setValue();
 488                 },
 489
 490                 setUTCDates: function(){
 491                         var args = $.isArray(arguments[0]) ? arguments[0] : arguments;
 492                         this.update.apply(this, $.map(args, this._utc_to_local));
 493                         this._trigger('changeDate');
 494                         this.setValue();
 495                 },
 496
 497                 setDate: alias('setDates'),
 498                 setUTCDate: alias('setUTCDates'),
 499
 500                 setValue: function(){
 501                         var formatted = this.getFormattedDate();
 502                         if (!this.isInput){
 503                                 if (this.component){
 504                                         this.element.find('input').val(formatted).change();
 505                                 }
 506                         }
 507                         else {
 508                                 this.element.val(formatted).change();
 509                         }
 510                 },
 511
 512                 getFormattedDate: function(format){
 513                         if (format === undefined)
 514                                 format = this.o.format;
 515
 516                         var lang = this.o.language;
 517                         return $.map(this.dates, function(d){
 518                                 return DPGlobal.formatDate(d, format, lang);
 519                         }).join(this.o.multidateSeparator);
 520                 },
 521
 522                 setStartDate: function(startDate){
 523                         this._process_options({startDate: startDate});
 524                         this.update();
 525                         this.updateNavArrows();
 526                 },
 527
 528                 setEndDate: function(endDate){
 529                         this._process_options({endDate: endDate});
 530                         this.update();
 531                         this.updateNavArrows();
 532                 },
 533
 534                 setDaysOfWeekDisabled: function(daysOfWeekDisabled){
 535                         this._process_options({daysOfWeekDisabled: daysOfWeekDisabled});
 536                         this.update();
 537                         this.updateNavArrows();
 538                 },
 539
 540                 place: function(){
 541                         if (this.isInline)
 542                                 return;
 543                         var calendarWidth = this.picker.outerWidth(),
 544                                 calendarHeight = this.picker.outerHeight(),
 545                                 visualPadding = 10,
 546                                 windowWidth = $window.width(),
 547                                 windowHeight = $window.height(),
 548                                 scrollTop = $window.scrollTop();
 549
 550                         var zIndex = parseInt(this.element.parents().filter(function(){
 551                                         return $(this).css('z-index') !== 'auto';
 552                                 }).first().css('z-index'))+10;
 553                         var offset = this.component ? this.component.parent().offset() : this.element.offset();
 554                         var height = this.component ? this.component.outerHeight(true) : this.element.outerHeight(false);
 555                         var width = this.component ? this.component.outerWidth(true) : this.element.outerWidth(false);
 556                         var left = offset.left,
 557                                 top = offset.top;
 558
 559                         this.picker.removeClass(
 560                                 'datepicker-orient-top datepicker-orient-bottom '+
 561                                 'datepicker-orient-right datepicker-orient-left'
 562                         );
 563
 564                         if (this.o.orientation.x !== 'auto'){
 565                                 this.picker.addClass('datepicker-orient-' + this.o.orientation.x);
 566                                 if (this.o.orientation.x === 'right')
 567                                         left -= calendarWidth - width;
 568                         }
 569                         // auto x orientation is best-placement: if it crosses a window
 570                         // edge, fudge it sideways
 571                         else {
 572                                 // Default to left
 573                                 this.picker.addClass('datepicker-orient-left');
 574                                 if (offset.left < 0)
 575                                         left -= offset.left - visualPadding;
 576                                 else if (offset.left + calendarWidth > windowWidth)
 577                                         left = windowWidth - calendarWidth - visualPadding;
 578                         }
 579
 580                         // auto y orientation is best-situation: top or bottom, no fudging,
 581                         // decision based on which shows more of the calendar
 582                         var yorient = this.o.orientation.y,
 583                                 top_overflow, bottom_overflow;
 584                         if (yorient === 'auto'){
 585                                 top_overflow = -scrollTop + offset.top - calendarHeight;
 586                                 bottom_overflow = scrollTop + windowHeight - (offset.top + height + calendarHeight);
 587                                 if (Math.max(top_overflow, bottom_overflow) === bottom_overflow)
 588                                         yorient = 'top';
 589                                 else
 590                                         yorient = 'bottom';
 591                         }
 592                         this.picker.addClass('datepicker-orient-' + yorient);
 593                         if (yorient === 'top')
 594                                 top += height;
 595                         else
 596                                 top -= calendarHeight + parseInt(this.picker.css('padding-top'));
 597
 598                         this.picker.css({
 599                                 top: top,
 600                                 left: left,
 601                                 zIndex: zIndex
 602                         });
 603                 },
 604
 605                 _allow_update: true,
 606                 update: function(){
 607                         if (!this._allow_update)
 608                                 return;
 609
 610                         var oldDates = this.dates.copy(),
 611                                 dates = [],
 612                                 fromArgs = false;
 613                         if (arguments.length){
 614                                 $.each(arguments, $.proxy(function(i, date){
 615                                         if (date instanceof Date)
 616                                                 date = this._local_to_utc(date);
 617                                         dates.push(date);
 618                                 }, this));
 619                                 fromArgs = true;
 620                         }
 621                         else {
 622                                 dates = this.isInput
 623                                                 ? this.element.val()
 624                                                 : this.element.data('date') || this.element.find('input').val();
 625                                 if (dates && this.o.multidate)
 626                                         dates = dates.split(this.o.multidateSeparator);
 627                                 else
 628                                         dates = [dates];
 629                                 delete this.element.data().date;
 630                         }
 631
 632                         dates = $.map(dates, $.proxy(function(date){
 633                                 return DPGlobal.parseDate(date, this.o.format, this.o.language);
 634                         }, this));
 635                         dates = $.grep(dates, $.proxy(function(date){
 636                                 return (
 637                                         date < this.o.startDate ||
 638                                         date > this.o.endDate ||
 639                                         !date
 640                                 );
 641                         }, this), true);
 642                         this.dates.replace(dates);
 643
 644                         if (this.dates.length)
 645                                 this.viewDate = new Date(this.dates.get(-1));
 646                         else if (this.viewDate < this.o.startDate)
 647                                 this.viewDate = new Date(this.o.startDate);
 648                         else if (this.viewDate > this.o.endDate)
 649                                 this.viewDate = new Date(this.o.endDate);
 650
 651                         if (fromArgs){
 652                                 // setting date by clicking
 653                                 this.setValue();
 654                         }
 655                         else if (dates.length){
 656                                 // setting date by typing
 657                                 if (String(oldDates) !== String(this.dates))
 658                                         this._trigger('changeDate');
 659                         }
 660                         if (!this.dates.length && oldDates.length)
 661                                 this._trigger('clearDate');
 662
 663                         this.fill();
 664                 },
 665
 666                 fillDow: function(){
 667                         var dowCnt = this.o.weekStart,
 668                                 html = '<tr>';
 669                         if (this.o.calendarWeeks){
 670                                 var cell = '<th class="cw">&nbsp;</th>';
 671                                 html += cell;
 672                                 this.picker.find('.datepicker-days thead tr:first-child').prepend(cell);
 673                         }
 674                         while (dowCnt < this.o.weekStart + 7){
 675                                 html += '<th class="dow">'+dates[this.o.language].daysMin[(dowCnt++)%7]+'</th>';
 676                         }
 677                         html += '</tr>';
 678                         this.picker.find('.datepicker-days thead').append(html);
 679                 },
 680
 681                 fillMonths: function(){
 682                         var html = '',
 683                         i = 0;
 684                         while (i < 12){
 685                                 html += '<span class="month">'+dates[this.o.language].monthsShort[i++]+'</span>';
 686                         }
 687                         this.picker.find('.datepicker-months td').html(html);
 688                 },
 689
 690                 setRange: function(range){
 691                         if (!range || !range.length)
 692                                 delete this.range;
 693                         else
 694                                 this.range = $.map(range, function(d){
 695                                         return d.valueOf();
 696                                 });
 697                         this.fill();
 698                 },
 699
 700                 getClassNames: function(date){
 701                         var cls = [],
 702                                 year = this.viewDate.getUTCFullYear(),
 703                                 month = this.viewDate.getUTCMonth(),
 704                                 today = new Date();
 705                         if (date.getUTCFullYear() < year || (date.getUTCFullYear() === year && date.getUTCMonth() < month)){
 706                                 cls.push('old');
 707                         }
 708                         else if (date.getUTCFullYear() > year || (date.getUTCFullYear() === year && date.getUTCMonth() > month)){
 709                                 cls.push('new');
 710                         }
 711                         if (this.focusDate && date.valueOf() === this.focusDate.valueOf())
 712                                 cls.push('focused');
 713                         // Compare internal UTC date with local today, not UTC today
 714                         if (this.o.todayHighlight &&
 715                                 date.getUTCFullYear() === today.getFullYear() &&
 716                                 date.getUTCMonth() === today.getMonth() &&
 717                                 date.getUTCDate() === today.getDate()){
 718                                 cls.push('today');
 719                         }
 720                         if (this.dates.contains(date) !== -1)
 721                                 cls.push('active');
 722                         if (date.valueOf() < this.o.startDate || date.valueOf() > this.o.endDate ||
 723                                 $.inArray(date.getUTCDay(), this.o.daysOfWeekDisabled) !== -1){
 724                                 cls.push('disabled');
 725                         }
 726                         if (this.range){
 727                                 if (date > this.range[0] && date < this.range[this.range.length-1]){
 728                                         cls.push('range');
 729                                 }
 730                                 if ($.inArray(date.valueOf(), this.range) !== -1){
 731                                         cls.push('selected');
 732                                 }
 733                         }
 734                         return cls;
 735                 },
 736
 737                 fill: function(){
 738                         var d = new Date(this.viewDate),
 739                                 year = d.getUTCFullYear(),
 740                                 month = d.getUTCMonth(),
 741                                 startYear = this.o.startDate !== -Infinity ? this.o.startDate.getUTCFullYear() : -Infinity,
 742                                 startMonth = this.o.startDate !== -Infinity ? this.o.startDate.getUTCMonth() : -Infinity,
 743                                 endYear = this.o.endDate !== Infinity ? this.o.endDate.getUTCFullYear() : Infinity,
 744                                 endMonth = this.o.endDate !== Infinity ? this.o.endDate.getUTCMonth() : Infinity,
 745                                 todaytxt = dates[this.o.language].today || dates['en'].today || '',
 746                                 cleartxt = dates[this.o.language].clear || dates['en'].clear || '',
 747                                 tooltip;
 748                         this.picker.find('.datepicker-days thead th.datepicker-switch')
 749                                                 .text(dates[this.o.language].months[month]+' '+year);
 750                         this.picker.find('tfoot th.today')
 751                                                 .text(todaytxt)
 752                                                 .toggle(this.o.todayBtn !== false);
 753                         this.picker.find('tfoot th.clear')
 754                                                 .text(cleartxt)
 755                                                 .toggle(this.o.clearBtn !== false);
 756                         this.updateNavArrows();
 757                         this.fillMonths();
 758                         var prevMonth = UTCDate(year, month-1, 28),
 759                                 day = DPGlobal.getDaysInMonth(prevMonth.getUTCFullYear(), prevMonth.getUTCMonth());
 760                         prevMonth.setUTCDate(day);
 761                         prevMonth.setUTCDate(day - (prevMonth.getUTCDay() - this.o.weekStart + 7)%7);
 762                         var nextMonth = new Date(prevMonth);
 763                         nextMonth.setUTCDate(nextMonth.getUTCDate() + 42);
 764                         nextMonth = nextMonth.valueOf();
 765                         var html = [];
 766                         var clsName;
 767                         while (prevMonth.valueOf() < nextMonth){
 768                                 if (prevMonth.getUTCDay() === this.o.weekStart){
 769                                         html.push('<tr>');
 770                                         if (this.o.calendarWeeks){
 771                                                 // ISO 8601: First week contains first thursday.
 772                                                 // ISO also states week starts on Monday, but we can be more abstract here.
 773                                                 var
 774                                                         // Start of current week: based on weekstart/current date
 775                                                         ws = new Date(+prevMonth + (this.o.weekStart - prevMonth.getUTCDay() - 7) % 7 * 864e5),
 776                                                         // Thursday of this week
 777                                                         th = new Date(Number(ws) + (7 + 4 - ws.getUTCDay()) % 7 * 864e5),
 778                                                         // First Thursday of year, year from thursday
 779                                                         yth = new Date(Number(yth = UTCDate(th.getUTCFullYear(), 0, 1)) + (7 + 4 - yth.getUTCDay())%7*864e5),
 780                                                         // Calendar week: ms between thursdays, div ms per day, div 7 days
 781                                                         calWeek =  (th - yth) / 864e5 / 7 + 1;
 782                                                 html.push('<td class="cw">'+ calWeek +'</td>');
 783
 784                                         }
 785                                 }
 786                                 clsName = this.getClassNames(prevMonth);
 787                                 clsName.push('day');
 788
 789                                 if (this.o.beforeShowDay !== $.noop){
 790                                         var before = this.o.beforeShowDay(this._utc_to_local(prevMonth));
 791                                         if (before === undefined)
 792                                                 before = {};
 793                                         else if (typeof(before) === 'boolean')
 794                                                 before = {enabled: before};
 795                                         else if (typeof(before) === 'string')
 796                                                 before = {classes: before};
 797                                         if (before.enabled === false)
 798                                                 clsName.push('disabled');
 799                                         if (before.classes)
 800                                                 clsName = clsName.concat(before.classes.split(/\s+/));
 801                                         if (before.tooltip)
 802                                                 tooltip = before.tooltip;
 803                                 }
 804
 805                                 clsName = $.unique(clsName);
 806                                 html.push('<td class="'+clsName.join(' ')+'"' + (tooltip ? ' title="'+tooltip+'"' : '') + '>'+prevMonth.getUTCDate() + '</td>');
 807                                 if (prevMonth.getUTCDay() === this.o.weekEnd){
 808                                         html.push('</tr>');
 809                                 }
 810                                 prevMonth.setUTCDate(prevMonth.getUTCDate()+1);
 811                         }
 812                         this.picker.find('.datepicker-days tbody').empty().append(html.join(''));
 813
 814                         var months = this.picker.find('.datepicker-months')
 815                                                 .find('th:eq(1)')
 816                                                         .text(year)
 817                                                         .end()
 818                                                 .find('span').removeClass('active');
 819
 820                         $.each(this.dates, function(i, d){
 821                                 if (d.getUTCFullYear() === year)
 822                                         months.eq(d.getUTCMonth()).addClass('active');
 823                         });
 824
 825                         if (year < startYear || year > endYear){
 826                                 months.addClass('disabled');
 827                         }
 828                         if (year === startYear){
 829                                 months.slice(0, startMonth).addClass('disabled');
 830                         }
 831                         if (year === endYear){
 832                                 months.slice(endMonth+1).addClass('disabled');
 833                         }
 834
 835                         html = '';
 836                         year = parseInt(year/10, 10) * 10;
 837                         var yearCont = this.picker.find('.datepicker-years')
 838                                                                 .find('th:eq(1)')
 839                                                                         .text(year + '-' + (year + 9))
 840                                                                         .end()
 841                                                                 .find('td');
 842                         year -= 1;
 843                         var years = $.map(this.dates, function(d){
 844                                         return d.getUTCFullYear();
 845                                 }),
 846                                 classes;
 847                         for (var i = -1; i < 11; i++){
 848                                 classes = ['year'];
 849                                 if (i === -1)
 850                                         classes.push('old');
 851                                 else if (i === 10)
 852                                         classes.push('new');
 853                                 if ($.inArray(year, years) !== -1)
 854                                         classes.push('active');
 855                                 if (year < startYear || year > endYear)
 856                                         classes.push('disabled');
 857                                 html += '<span class="' + classes.join(' ') + '">'+year+'</span>';
 858                                 year += 1;
 859                         }
 860                         yearCont.html(html);
 861                 },
 862
 863                 updateNavArrows: function(){
 864                         if (!this._allow_update)
 865                                 return;
 866
 867                         var d = new Date(this.viewDate),
 868                                 year = d.getUTCFullYear(),
 869                                 month = d.getUTCMonth();
 870                         switch (this.viewMode){
 871                                 case 0:
 872                                         if (this.o.startDate !== -Infinity && year <= this.o.startDate.getUTCFullYear() && month <= this.o.startDate.getUTCMonth()){
 873                                                 this.picker.find('.prev').css({visibility: 'hidden'});
 874                                         }
 875                                         else {
 876                                                 this.picker.find('.prev').css({visibility: 'visible'});
 877                                         }
 878                                         if (this.o.endDate !== Infinity && year >= this.o.endDate.getUTCFullYear() && month >= this.o.endDate.getUTCMonth()){
 879                                                 this.picker.find('.next').css({visibility: 'hidden'});
 880                                         }
 881                                         else {
 882                                                 this.picker.find('.next').css({visibility: 'visible'});
 883                                         }
 884                                         break;
 885                                 case 1:
 886                                 case 2:
 887                                         if (this.o.startDate !== -Infinity && year <= this.o.startDate.getUTCFullYear()){
 888                                                 this.picker.find('.prev').css({visibility: 'hidden'});
 889                                         }
 890                                         else {
 891                                                 this.picker.find('.prev').css({visibility: 'visible'});
 892                                         }
 893                                         if (this.o.endDate !== Infinity && year >= this.o.endDate.getUTCFullYear()){
 894                                                 this.picker.find('.next').css({visibility: 'hidden'});
 895                                         }
 896                                         else {
 897                                                 this.picker.find('.next').css({visibility: 'visible'});
 898                                         }
 899                                         break;
 900                         }
 901                 },
 902
 903                 click: function(e){
 904                         e.preventDefault();
 905                         var target = $(e.target).closest('span, td, th'),
 906                                 year, month, day;
 907                         if (target.length === 1){
 908                                 switch (target[0].nodeName.toLowerCase()){
 909                                         case 'th':
 910                                                 switch (target[0].className){
 911                                                         case 'datepicker-switch':
 912                                                                 this.showMode(1);
 913                                                                 break;
 914                                                         case 'prev':
 915                                                         case 'next':
 916                                                                 var dir = DPGlobal.modes[this.viewMode].navStep * (target[0].className === 'prev' ? -1 : 1);
 917                                                                 switch (this.viewMode){
 918                                                                         case 0:
 919                                                                                 this.viewDate = this.moveMonth(this.viewDate, dir);
 920                                                                                 this._trigger('changeMonth', this.viewDate);
 921                                                                                 break;
 922                                                                         case 1:
 923                                                                         case 2:
 924                                                                                 this.viewDate = this.moveYear(this.viewDate, dir);
 925                                                                                 if (this.viewMode === 1)
 926                                                                                         this._trigger('changeYear', this.viewDate);
 927                                                                                 break;
 928                                                                 }
 929                                                                 this.fill();
 930                                                                 break;
 931                                                         case 'today':
 932                                                                 var date = new Date();
 933                                                                 date = UTCDate(date.getFullYear(), date.getMonth(), date.getDate(), 0, 0, 0);
 934
 935                                                                 this.showMode(-2);
 936                                                                 var which = this.o.todayBtn === 'linked' ? null : 'view';
 937                                                                 this._setDate(date, which);
 938                                                                 break;
 939                                                         case 'clear':
 940                                                                 var element;
 941                                                                 if (this.isInput)
 942                                                                         element = this.element;
 943                                                                 else if (this.component)
 944                                                                         element = this.element.find('input');
 945                                                                 if (element)
 946                                                                         element.val("").change();
 947                                                                 this.update();
 948                                                                 this._trigger('changeDate');
 949                                                                 if (this.o.autoclose)
 950                                                                         this.hide();
 951                                                                 break;
 952                                                 }
 953                                                 break;
 954                                         case 'span':
 955                                                 if (!target.is('.disabled')){
 956                                                         this.viewDate.setUTCDate(1);
 957                                                         if (target.is('.month')){
 958                                                                 day = 1;
 959                                                                 month = target.parent().find('span').index(target);
 960                                                                 year = this.viewDate.getUTCFullYear();
 961                                                                 this.viewDate.setUTCMonth(month);
 962                                                                 this._trigger('changeMonth', this.viewDate);
 963                                                                 if (this.o.minViewMode === 1){
 964                                                                         this._setDate(UTCDate(year, month, day));
 965                                                                 }
 966                                                         }
 967                                                         else {
 968                                                                 day = 1;
 969                                                                 month = 0;
 970                                                                 year = parseInt(target.text(), 10)||0;
 971                                                                 this.viewDate.setUTCFullYear(year);
 972                                                                 this._trigger('changeYear', this.viewDate);
 973                                                                 if (this.o.minViewMode === 2){
 974                                                                         this._setDate(UTCDate(year, month, day));
 975                                                                 }
 976                                                         }
 977                                                         this.showMode(-1);
 978                                                         this.fill();
 979                                                 }
 980                                                 break;
 981                                         case 'td':
 982                                                 if (target.is('.day') && !target.is('.disabled')){
 983                                                         day = parseInt(target.text(), 10)||1;
 984                                                         year = this.viewDate.getUTCFullYear();
 985                                                         month = this.viewDate.getUTCMonth();
 986                                                         if (target.is('.old')){
 987                                                                 if (month === 0){
 988                                                                         month = 11;
 989                                                                         year -= 1;
 990                                                                 }
 991                                                                 else {
 992                                                                         month -= 1;
 993                                                                 }
 994                                                         }
 995                                                         else if (target.is('.new')){
 996                                                                 if (month === 11){
 997                                                                         month = 0;
 998                                                                         year += 1;
 999                                                                 }
1000                                                                 else {
1001                                                                         month += 1;
1002                                                                 }
1003                                                         }
1004                                                         this._setDate(UTCDate(year, month, day));
1005                                                 }
1006                                                 break;
1007                                 }
1008                         }
1009                         if (this.picker.is(':visible') && this._focused_from){
1010                                 $(this._focused_from).focus();
1011                         }
1012                         delete this._focused_from;
1013                 },
1014
1015                 _toggle_multidate: function(date){
1016                         var ix = this.dates.contains(date);
1017                         if (!date){
1018                                 this.dates.clear();
1019                         }
1020                         else if (ix !== -1){
1021                                 this.dates.remove(ix);
1022                         }
1023                         else {
1024                                 this.dates.push(date);
1025                         }
1026                         if (typeof this.o.multidate === 'number')
1027                                 while (this.dates.length > this.o.multidate)
1028                                         this.dates.remove(0);
1029                 },
1030
1031                 _setDate: function(date, which){
1032                         if (!which || which === 'date')
1033                                 this._toggle_multidate(date && new Date(date));
1034                         if (!which || which  === 'view')
1035                                 this.viewDate = date && new Date(date);
1036
1037                         this.fill();
1038                         this.setValue();
1039                         this._trigger('changeDate');
1040                         var element;
1041                         if (this.isInput){
1042                                 element = this.element;
1043                         }
1044                         else if (this.component){
1045                                 element = this.element.find('input');
1046                         }
1047                         if (element){
1048                                 element.change();
1049                         }
1050                         if (this.o.autoclose && (!which || which === 'date')){
1051                                 this.hide();
1052                         }
1053                 },
1054
1055                 moveMonth: function(date, dir){
1056                         if (!date)
1057                                 return undefined;
1058                         if (!dir)
1059                                 return date;
1060                         var new_date = new Date(date.valueOf()),
1061                                 day = new_date.getUTCDate(),
1062                                 month = new_date.getUTCMonth(),
1063                                 mag = Math.abs(dir),
1064                                 new_month, test;
1065                         dir = dir > 0 ? 1 : -1;
1066                         if (mag === 1){
1067                                 test = dir === -1
1068                                         // If going back one month, make sure month is not current month
1069                                         // (eg, Mar 31 -> Feb 31 == Feb 28, not Mar 02)
1070                                         ? function(){
1071                                                 return new_date.getUTCMonth() === month;
1072                                         }
1073                                         // If going forward one month, make sure month is as expected
1074                                         // (eg, Jan 31 -> Feb 31 == Feb 28, not Mar 02)
1075                                         : function(){
1076                                                 return new_date.getUTCMonth() !== new_month;
1077                                         };
1078                                 new_month = month + dir;
1079                                 new_date.setUTCMonth(new_month);
1080                                 // Dec -> Jan (12) or Jan -> Dec (-1) -- limit expected date to 0-11
1081                                 if (new_month < 0 || new_month > 11)
1082                                         new_month = (new_month + 12) % 12;
1083                         }
1084                         else {
1085                                 // For magnitudes >1, move one month at a time...
1086                                 for (var i=0; i < mag; i++)
1087                                         // ...which might decrease the day (eg, Jan 31 to Feb 28, etc)...
1088                                         new_date = this.moveMonth(new_date, dir);
1089                                 // ...then reset the day, keeping it in the new month
1090                                 new_month = new_date.getUTCMonth();
1091                                 new_date.setUTCDate(day);
1092                                 test = function(){
1093                                         return new_month !== new_date.getUTCMonth();
1094                                 };
1095                         }
1096                         // Common date-resetting loop -- if date is beyond end of month, make it
1097                         // end of month
1098                         while (test()){
1099                                 new_date.setUTCDate(--day);
1100                                 new_date.setUTCMonth(new_month);
1101                         }
1102                         return new_date;
1103                 },
1104
1105                 moveYear: function(date, dir){
1106                         return this.moveMonth(date, dir*12);
1107                 },
1108
1109                 dateWithinRange: function(date){
1110                         return date >= this.o.startDate && date <= this.o.endDate;
1111                 },
1112
1113                 keydown: function(e){
1114                         if (this.picker.is(':not(:visible)')){
1115                                 if (e.keyCode === 27) // allow escape to hide and re-show picker
1116                                         this.show();
1117                                 return;
1118                         }
1119                         var dateChanged = false,
1120                                 dir, newDate, newViewDate,
1121                                 focusDate = this.focusDate || this.viewDate;
1122                         switch (e.keyCode){
1123                                 case 27: // escape
1124                                         if (this.focusDate){
1125                                                 this.focusDate = null;
1126                                                 this.viewDate = this.dates.get(-1) || this.viewDate;
1127                                                 this.fill();
1128                                         }
1129                                         else
1130                                                 this.hide();
1131                                         e.preventDefault();
1132                                         break;
1133                                 case 37: // left
1134                                 case 39: // right
1135                                         if (!this.o.keyboardNavigation)
1136                                                 break;
1137                                         dir = e.keyCode === 37 ? -1 : 1;
1138                                         if (e.ctrlKey){
1139                                                 newDate = this.moveYear(this.dates.get(-1) || UTCToday(), dir);
1140                                                 newViewDate = this.moveYear(focusDate, dir);
1141                                                 this._trigger('changeYear', this.viewDate);
1142                                         }
1143                                         else if (e.shiftKey){
1144                                                 newDate = this.moveMonth(this.dates.get(-1) || UTCToday(), dir);
1145                                                 newViewDate = this.moveMonth(focusDate, dir);
1146                                                 this._trigger('changeMonth', this.viewDate);
1147                                         }
1148                                         else {
1149                                                 newDate = new Date(this.dates.get(-1) || UTCToday());
1150                                                 newDate.setUTCDate(newDate.getUTCDate() + dir);
1151                                                 newViewDate = new Date(focusDate);
1152                                                 newViewDate.setUTCDate(focusDate.getUTCDate() + dir);
1153                                         }
1154                                         if (this.dateWithinRange(newDate)){
1155                                                 this.focusDate = this.viewDate = newViewDate;
1156                                                 this.setValue();
1157                                                 this.fill();
1158                                                 e.preventDefault();
1159                                         }
1160                                         break;
1161                                 case 38: // up
1162                                 case 40: // down
1163                                         if (!this.o.keyboardNavigation)
1164                                                 break;
1165                                         dir = e.keyCode === 38 ? -1 : 1;
1166                                         if (e.ctrlKey){
1167                                                 newDate = this.moveYear(this.dates.get(-1) || UTCToday(), dir);
1168                                                 newViewDate = this.moveYear(focusDate, dir);
1169                                                 this._trigger('changeYear', this.viewDate);
1170                                         }
1171                                         else if (e.shiftKey){
1172                                                 newDate = this.moveMonth(this.dates.get(-1) || UTCToday(), dir);
1173                                                 newViewDate = this.moveMonth(focusDate, dir);
1174                                                 this._trigger('changeMonth', this.viewDate);
1175                                         }
1176                                         else {
1177                                                 newDate = new Date(this.dates.get(-1) || UTCToday());
1178                                                 newDate.setUTCDate(newDate.getUTCDate() + dir * 7);
1179                                                 newViewDate = new Date(focusDate);
1180                                                 newViewDate.setUTCDate(focusDate.getUTCDate() + dir * 7);
1181                                         }
1182                                         if (this.dateWithinRange(newDate)){
1183                                                 this.focusDate = this.viewDate = newViewDate;
1184                                                 this.setValue();
1185                                                 this.fill();
1186                                                 e.preventDefault();
1187                                         }
1188                                         break;
1189                                 case 32: // spacebar
1190                                         // Spacebar is used in manually typing dates in some formats.
1191                                         // As such, its behavior should not be hijacked.
1192                                         break;
1193                                 case 13: // enter
1194                                         focusDate = this.focusDate || this.dates.get(-1) || this.viewDate;
1195                                         this._toggle_multidate(focusDate);
1196                                         dateChanged = true;
1197                                         this.focusDate = null;
1198                                         this.viewDate = this.dates.get(-1) || this.viewDate;
1199                                         this.setValue();
1200                                         this.fill();
1201                                         if (this.picker.is(':visible')){
1202                                                 e.preventDefault();
1203                                                 if (this.o.autoclose)
1204                                                         this.hide();
1205                                         }
1206                                         break;
1207                                 case 9: // tab
1208                                         this.focusDate = null;
1209                                         this.viewDate = this.dates.get(-1) || this.viewDate;
1210                                         this.fill();
1211                                         this.hide();
1212                                         break;
1213                         }
1214                         if (dateChanged){
1215                                 if (this.dates.length)
1216                                         this._trigger('changeDate');
1217                                 else
1218                                         this._trigger('clearDate');
1219                                 var element;
1220                                 if (this.isInput){
1221                                         element = this.element;
1222                                 }
1223                                 else if (this.component){
1224                                         element = this.element.find('input');
1225                                 }
1226                                 if (element){
1227                                         element.change();
1228                                 }
1229                         }
1230                 },
1231
1232                 showMode: function(dir){
1233                         if (dir){
1234                                 this.viewMode = Math.max(this.o.minViewMode, Math.min(2, this.viewMode + dir));
1235                         }
1236                         this.picker
1237                                 .find('>div')
1238                                 .hide()
1239                                 .filter('.datepicker-'+DPGlobal.modes[this.viewMode].clsName)
1240                                         .css('display', 'block');
1241                         this.updateNavArrows();
1242                 }
1243         };
1244
1245         var DateRangePicker = function(element, options){
1246                 this.element = $(element);
1247                 this.inputs = $.map(options.inputs, function(i){
1248                         return i.jquery ? i[0] : i;
1249                 });
1250                 delete options.inputs;
1251
1252                 $(this.inputs)
1253                         .datepicker(options)
1254                         .bind('changeDate', $.proxy(this.dateUpdated, this));
1255
1256                 this.pickers = $.map(this.inputs, function(i){
1257                         return $(i).data('datepicker');
1258                 });
1259                 this.updateDates();
1260         };
1261         DateRangePicker.prototype = {
1262                 updateDates: function(){
1263                         this.dates = $.map(this.pickers, function(i){
1264                                 return i.getUTCDate();
1265                         });
1266                         this.updateRanges();
1267                 },
1268                 updateRanges: function(){
1269                         var range = $.map(this.dates, function(d){
1270                                 return d.valueOf();
1271                         });
1272                         $.each(this.pickers, function(i, p){
1273                                 p.setRange(range);
1274                         });
1275                 },
1276                 dateUpdated: function(e){
1277                         // `this.updating` is a workaround for preventing infinite recursion
1278                         // between `changeDate` triggering and `setUTCDate` calling.  Until
1279                         // there is a better mechanism.
1280                         if (this.updating)
1281                                 return;
1282                         this.updating = true;
1283
1284                         var dp = $(e.target).data('datepicker'),
1285                                 new_date = dp.getUTCDate(),
1286                                 i = $.inArray(e.target, this.inputs),
1287                                 l = this.inputs.length;
1288                         if (i === -1)
1289                                 return;
1290
1291                         $.each(this.pickers, function(i, p){
1292                                 if (!p.getUTCDate())
1293                                         p.setUTCDate(new_date);
1294                         });
1295
1296                         if (new_date < this.dates[i]){
1297                                 // Date being moved earlier/left
1298                                 while (i >= 0 && new_date < this.dates[i]){
1299                                         this.pickers[i--].setUTCDate(new_date);
1300                                 }
1301                         }
1302                         else if (new_date > this.dates[i]){
1303                                 // Date being moved later/right
1304                                 while (i < l && new_date > this.dates[i]){
1305                                         this.pickers[i++].setUTCDate(new_date);
1306                                 }
1307                         }
1308                         this.updateDates();
1309
1310                         delete this.updating;
1311                 },
1312                 remove: function(){
1313                         $.map(this.pickers, function(p){ p.remove(); });
1314                         delete this.element.data().datepicker;
1315                 }
1316         };
1317
1318         function opts_from_el(el, prefix){
1319                 // Derive options from element data-attrs
1320                 var data = $(el).data(),
1321                         out = {}, inkey,
1322                         replace = new RegExp('^' + prefix.toLowerCase() + '([A-Z])');
1323                 prefix = new RegExp('^' + prefix.toLowerCase());
1324                 function re_lower(_,a){
1325                         return a.toLowerCase();
1326                 }
1327                 for (var key in data)
1328                         if (prefix.test(key)){
1329                                 inkey = key.replace(replace, re_lower);
1330                                 out[inkey] = data[key];
1331                         }
1332                 return out;
1333         }
1334
1335         function opts_from_locale(lang){
1336                 // Derive options from locale plugins
1337                 var out = {};
1338                 // Check if "de-DE" style date is available, if not language should
1339                 // fallback to 2 letter code eg "de"
1340                 if (!dates[lang]){
1341                         lang = lang.split('-')[0];
1342                         if (!dates[lang])
1343                                 return;
1344                 }
1345                 var d = dates[lang];
1346                 $.each(locale_opts, function(i,k){
1347                         if (k in d)
1348                                 out[k] = d[k];
1349                 });
1350                 return out;
1351         }
1352
1353         var old = $.fn.datepicker;
1354         $.fn.datepicker = function(option){
1355                 var args = Array.apply(null, arguments);
1356                 args.shift();
1357                 var internal_return;
1358                 this.each(function(){
1359                         var $this = $(this),
1360                                 data = $this.data('datepicker'),
1361                                 options = typeof option === 'object' && option;
1362                         if (!data){
1363                                 var elopts = opts_from_el(this, 'date'),
1364                                         // Preliminary otions
1365                                         xopts = $.extend({}, defaults, elopts, options),
1366                                         locopts = opts_from_locale(xopts.language),
1367                                         // Options priority: js args, data-attrs, locales, defaults
1368                                         opts = $.extend({}, defaults, locopts, elopts, options);
1369                                 if ($this.is('.input-daterange') || opts.inputs){
1370                                         var ropts = {
1371                                                 inputs: opts.inputs || $this.find('input').toArray()
1372                                         };
1373                                         $this.data('datepicker', (data = new DateRangePicker(this, $.extend(opts, ropts))));
1374                                 }
1375                                 else {
1376                                         $this.data('datepicker', (data = new Datepicker(this, opts)));
1377                                 }
1378                         }
1379                         if (typeof option === 'string' && typeof data[option] === 'function'){
1380                                 internal_return = data[option].apply(data, args);
1381                                 if (internal_return !== undefined)
1382                                         return false;
1383                         }
1384                 });
1385                 if (internal_return !== undefined)
1386                         return internal_return;
1387                 else
1388                         return this;
1389         };
1390
1391         var defaults = $.fn.datepicker.defaults = {
1392                 autoclose: false,
1393                 beforeShowDay: $.noop,
1394                 calendarWeeks: false,
1395                 clearBtn: false,
1396                 daysOfWeekDisabled: [],
1397                 endDate: Infinity,
1398                 forceParse: true,
1399                 format: 'mm/dd/yyyy',
1400                 keyboardNavigation: true,
1401                 language: 'en',
1402                 minViewMode: 0,
1403                 multidate: false,
1404                 multidateSeparator: ',',
1405                 orientation: "auto",
1406                 rtl: false,
1407                 startDate: -Infinity,
1408                 startView: 0,
1409                 todayBtn: false,
1410                 todayHighlight: false,
1411                 weekStart: 0
1412         };
1413         var locale_opts = $.fn.datepicker.locale_opts = [
1414                 'format',
1415                 'rtl',
1416                 'weekStart'
1417         ];
1418         $.fn.datepicker.Constructor = Datepicker;
1419         var dates = $.fn.datepicker.dates = {
1420                 en: {
1421                         days: ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"],
1422                         daysShort: ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"],
1423                         daysMin: ["Su", "Mo", "Tu", "We", "Th", "Fr", "Sa", "Su"],
1424                         months: ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"],
1425                         monthsShort: ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"],
1426                         today: "Today",
1427                         clear: "Clear"
1428                 }
1429         };
1430
1431         var DPGlobal = {
1432                 modes: [
1433                         {
1434                                 clsName: 'days',
1435                                 navFnc: 'Month',
1436                                 navStep: 1
1437                         },
1438                         {
1439                                 clsName: 'months',
1440                                 navFnc: 'FullYear',
1441                                 navStep: 1
1442                         },
1443                         {
1444                                 clsName: 'years',
1445                                 navFnc: 'FullYear',
1446                                 navStep: 10
1447                 }],
1448                 isLeapYear: function(year){
1449                         return (((year % 4 === 0) && (year % 100 !== 0)) || (year % 400 === 0));
1450                 },
1451                 getDaysInMonth: function(year, month){
1452                         return [31, (DPGlobal.isLeapYear(year) ? 29 : 28), 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][month];
1453                 },
1454                 validParts: /dd?|DD?|mm?|MM?|yy(?:yy)?/g,
1455                 nonpunctuation: /[^ -\/:-@\[\u3400-\u9fff-`{-~\t\n\r]+/g,
1456                 parseFormat: function(format){
1457                         // IE treats \0 as a string end in inputs (truncating the value),
1458                         // so it's a bad format delimiter, anyway
1459                         var separators = format.replace(this.validParts, '\0').split('\0'),
1460                                 parts = format.match(this.validParts);
1461                         if (!separators || !separators.length || !parts || parts.length === 0){
1462                                 throw new Error("Invalid date format.");
1463                         }
1464                         return {separators: separators, parts: parts};
1465                 },
1466                 parseDate: function(date, format, language){
1467                         if (!date)
1468                                 return undefined;
1469                         if (date instanceof Date)
1470                                 return date;
1471                         if (typeof format === 'string')
1472                                 format = DPGlobal.parseFormat(format);
1473                         var part_re = /([\-+]\d+)([dmwy])/,
1474                                 parts = date.match(/([\-+]\d+)([dmwy])/g),
1475                                 part, dir, i;
1476                         if (/^[\-+]\d+[dmwy]([\s,]+[\-+]\d+[dmwy])*$/.test(date)){
1477                                 date = new Date();
1478                                 for (i=0; i < parts.length; i++){
1479                                         part = part_re.exec(parts[i]);
1480                                         dir = parseInt(part[1]);
1481                                         switch (part[2]){
1482                                                 case 'd':
1483                                                         date.setUTCDate(date.getUTCDate() + dir);
1484                                                         break;
1485                                                 case 'm':
1486                                                         date = Datepicker.prototype.moveMonth.call(Datepicker.prototype, date, dir);
1487                                                         break;
1488                                                 case 'w':
1489                                                         date.setUTCDate(date.getUTCDate() + dir * 7);
1490                                                         break;
1491                                                 case 'y':
1492                                                         date = Datepicker.prototype.moveYear.call(Datepicker.prototype, date, dir);
1493                                                         break;
1494                                         }
1495                                 }
1496                                 return UTCDate(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(), 0, 0, 0);
1497                         }
1498                         parts = date && date.match(this.nonpunctuation) || [];
1499                         date = new Date();
1500                         var parsed = {},
1501                                 setters_order = ['yyyy', 'yy', 'M', 'MM', 'm', 'mm', 'd', 'dd'],
1502                                 setters_map = {
1503                                         yyyy: function(d,v){
1504                                                 return d.setUTCFullYear(v);
1505                                         },
1506                                         yy: function(d,v){
1507                                                 return d.setUTCFullYear(2000+v);
1508                                         },
1509                                         m: function(d,v){
1510                                                 if (isNaN(d))
1511                                                         return d;
1512                                                 v -= 1;
1513                                                 while (v < 0) v += 12;
1514                                                 v %= 12;
1515                                                 d.setUTCMonth(v);
1516                                                 while (d.getUTCMonth() !== v)
1517                                                         d.setUTCDate(d.getUTCDate()-1);
1518                                                 return d;
1519                                         },
1520                                         d: function(d,v){
1521                                                 return d.setUTCDate(v);
1522                                         }
1523                                 },
1524                                 val, filtered;
1525                         setters_map['M'] = setters_map['MM'] = setters_map['mm'] = setters_map['m'];
1526                         setters_map['dd'] = setters_map['d'];
1527                         date = UTCDate(date.getFullYear(), date.getMonth(), date.getDate(), 0, 0, 0);
1528                         var fparts = format.parts.slice();
1529                         // Remove noop parts
1530                         if (parts.length !== fparts.length){
1531                                 fparts = $(fparts).filter(function(i,p){
1532                                         return $.inArray(p, setters_order) !== -1;
1533                                 }).toArray();
1534                         }
1535                         // Process remainder
1536                         function match_part(){
1537                                 var m = this.slice(0, parts[i].length),
1538                                         p = parts[i].slice(0, m.length);
1539                                 return m === p;
1540                         }
1541                         if (parts.length === fparts.length){
1542                                 var cnt;
1543                                 for (i=0, cnt = fparts.length; i < cnt; i++){
1544                                         val = parseInt(parts[i], 10);
1545                                         part = fparts[i];
1546                                         if (isNaN(val)){
1547                                                 switch (part){
1548                                                         case 'MM':
1549                                                                 filtered = $(dates[language].months).filter(match_part);
1550                                                                 val = $.inArray(filtered[0], dates[language].months) + 1;
1551                                                                 break;
1552                                                         case 'M':
1553                                                                 filtered = $(dates[language].monthsShort).filter(match_part);
1554                                                                 val = $.inArray(filtered[0], dates[language].monthsShort) + 1;
1555                                                                 break;
1556                                                 }
1557                                         }
1558                                         parsed[part] = val;
1559                                 }
1560                                 var _date, s;
1561                                 for (i=0; i < setters_order.length; i++){
1562                                         s = setters_order[i];
1563                                         if (s in parsed && !isNaN(parsed[s])){
1564                                                 _date = new Date(date);
1565                                                 setters_map[s](_date, parsed[s]);
1566                                                 if (!isNaN(_date))
1567                                                         date = _date;
1568                                         }
1569                                 }
1570                         }
1571                         return date;
1572                 },
1573                 formatDate: function(date, format, language){
1574                         if (!date)
1575                                 return '';
1576                         if (typeof format === 'string')
1577                                 format = DPGlobal.parseFormat(format);
1578                         var val = {
1579                                 d: date.getUTCDate(),
1580                                 D: dates[language].daysShort[date.getUTCDay()],
1581                                 DD: dates[language].days[date.getUTCDay()],
1582                                 m: date.getUTCMonth() + 1,
1583                                 M: dates[language].monthsShort[date.getUTCMonth()],
1584                                 MM: dates[language].months[date.getUTCMonth()],
1585                                 yy: date.getUTCFullYear().toString().substring(2),
1586                                 yyyy: date.getUTCFullYear()
1587                         };
1588                         val.dd = (val.d < 10 ? '0' : '') + val.d;
1589                         val.mm = (val.m < 10 ? '0' : '') + val.m;
1590                         date = [];
1591                         var seps = $.extend([], format.separators);
1592                         for (var i=0, cnt = format.parts.length; i <= cnt; i++){
1593                                 if (seps.length)
1594                                         date.push(seps.shift());
1595                                 date.push(val[format.parts[i]]);
1596                         }
1597                         return date.join('');
1598                 },
1599                 headTemplate: '<thead>'+
1600                                                         '<tr>'+
1601                                                                 '<th class="prev">&laquo;</th>'+
1602                                                                 '<th colspan="5" class="datepicker-switch"></th>'+
1603                                                                 '<th class="next">&raquo;</th>'+
1604                                                         '</tr>'+
1605                                                 '</thead>',
1606                 contTemplate: '<tbody><tr><td colspan="7"></td></tr></tbody>',
1607                 footTemplate: '<tfoot>'+
1608                                                         '<tr>'+
1609                                                                 '<th colspan="7" class="today"></th>'+
1610                                                         '</tr>'+
1611                                                         '<tr>'+
1612                                                                 '<th colspan="7" class="clear"></th>'+
1613                                                         '</tr>'+
1614                                                 '</tfoot>'
1615         };
1616         DPGlobal.template = '<div class="datepicker">'+
1617                                                         '<div class="datepicker-days">'+
1618                                                                 '<table class="table table-condensed">'+
1619                                                                         DPGlobal.headTemplate+
1620                                                                         '<tbody></tbody>'+
1621                                                                         DPGlobal.footTemplate+
1622                                                                 '</table>'+
1623                                                         '</div>'+
1624                                                         '<div class="datepicker-months">'+
1625                                                                 '<table class="table table-condensed">'+
1626                                                                         DPGlobal.headTemplate+
1627                                                                         DPGlobal.contTemplate+
1628                                                                         DPGlobal.footTemplate+
1629                                                                 '</table>'+
1630                                                         '</div>'+
1631                                                         '<div class="datepicker-years">'+
1632                                                                 '<table class="table table-condensed">'+
1633                                                                         DPGlobal.headTemplate+
1634                                                                         DPGlobal.contTemplate+
1635                                                                         DPGlobal.footTemplate+
1636                                                                 '</table>'+
1637                                                         '</div>'+
1638                                                 '</div>';
1639
1640         $.fn.datepicker.DPGlobal = DPGlobal;
1641
1642
1643         /* DATEPICKER NO CONFLICT
1644         * =================== */
1645
1646         $.fn.datepicker.noConflict = function(){
1647                 $.fn.datepicker = old;
1648                 return this;
1649         };
1650
1651
1652         /* DATEPICKER DATA-API
1653         * ================== */
1654
1655         $(document).on(
1656                 'focus.datepicker.data-api click.datepicker.data-api',
1657                 '[data-provide="datepicker"]',
1658                 function(e){
1659                         var $this = $(this);
1660                         if ($this.data('datepicker'))
1661                                 return;
1662                         e.preventDefault();
1663                         // component click requires us to explicitly show it
1664                         $this.datepicker('show');
1665                 }
1666         );
1667         $(function(){
1668                 $('[data-provide="datepicker-inline"]').datepicker();
1669         });
1670
1671 }(window.jQuery));