resources/lib/moment/moment.js

   1 //! moment.js
   2 //! version : 2.5.1
   3 //! authors : Tim Wood, Iskren Chernev, Moment.js contributors
   4 //! license : MIT
   5 //! momentjs.com
   6
   7 (function (undefined) {
   8
   9     /************************************
  10         Constants
  11     ************************************/
  12
  13     var moment,
  14         VERSION = "2.5.1",
  15         global = this,
  16         round = Math.round,
  17         i,
  18
  19         YEAR = 0,
  20         MONTH = 1,
  21         DATE = 2,
  22         HOUR = 3,
  23         MINUTE = 4,
  24         SECOND = 5,
  25         MILLISECOND = 6,
  26
  27         // internal storage for language config files
  28         languages = {},
  29
  30         // moment internal properties
  31         momentProperties = {
  32             _isAMomentObject: null,
  33             _i : null,
  34             _f : null,
  35             _l : null,
  36             _strict : null,
  37             _isUTC : null,
  38             _offset : null,  // optional. Combine with _isUTC
  39             _pf : null,
  40             _lang : null  // optional
  41         },
  42
  43         // check for nodeJS
  44         hasModule = (typeof module !== 'undefined' && module.exports && typeof require !== 'undefined'),
  45
  46         // ASP.NET json date format regex
  47         aspNetJsonRegex = /^\/?Date\((\-?\d+)/i,
  48         aspNetTimeSpanJsonRegex = /(\-)?(?:(\d*)\.)?(\d+)\:(\d+)(?:\:(\d+)\.?(\d{3})?)?/,
  49
  50         // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
  51         // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
  52         isoDurationRegex = /^(-)?P(?:(?:([0-9,.]*)Y)?(?:([0-9,.]*)M)?(?:([0-9,.]*)D)?(?:T(?:([0-9,.]*)H)?(?:([0-9,.]*)M)?(?:([0-9,.]*)S)?)?|([0-9,.]*)W)$/,
  53
  54         // format tokens
  55         formattingTokens = /(\[[^\[]*\])|(\\)?(Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|mm?|ss?|S{1,4}|X|zz?|ZZ?|.)/g,
  56         localFormattingTokens = /(\[[^\[]*\])|(\\)?(LT|LL?L?L?|l{1,4})/g,
  57
  58         // parsing token regexes
  59         parseTokenOneOrTwoDigits = /\d\d?/, // 0 - 99
  60         parseTokenOneToThreeDigits = /\d{1,3}/, // 0 - 999
  61         parseTokenOneToFourDigits = /\d{1,4}/, // 0 - 9999
  62         parseTokenOneToSixDigits = /[+\-]?\d{1,6}/, // -999,999 - 999,999
  63         parseTokenDigits = /\d+/, // nonzero number of digits
  64         parseTokenWord = /[0-9]*['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+|[\u0600-\u06FF\/]+(\s*?[\u0600-\u06FF]+){1,2}/i, // any word (or two) characters or numbers including two/three word month in arabic.
  65         parseTokenTimezone = /Z|[\+\-]\d\d:?\d\d/gi, // +00:00 -00:00 +0000 -0000 or Z
  66         parseTokenT = /T/i, // T (ISO separator)
  67         parseTokenTimestampMs = /[\+\-]?\d+(\.\d{1,3})?/, // 123456789 123456789.123
  68
  69         //strict parsing regexes
  70         parseTokenOneDigit = /\d/, // 0 - 9
  71         parseTokenTwoDigits = /\d\d/, // 00 - 99
  72         parseTokenThreeDigits = /\d{3}/, // 000 - 999
  73         parseTokenFourDigits = /\d{4}/, // 0000 - 9999
  74         parseTokenSixDigits = /[+-]?\d{6}/, // -999,999 - 999,999
  75         parseTokenSignedNumber = /[+-]?\d+/, // -inf - inf
  76
  77         // iso 8601 regex
  78         // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)
  79         isoRegex = /^\s*(?:[+-]\d{6}|\d{4})-(?:(\d\d-\d\d)|(W\d\d$)|(W\d\d-\d)|(\d\d\d))((T| )(\d\d(:\d\d(:\d\d(\.\d+)?)?)?)?([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/,
  80
  81         isoFormat = 'YYYY-MM-DDTHH:mm:ssZ',
  82
  83         isoDates = [
  84             ['YYYYYY-MM-DD', /[+-]\d{6}-\d{2}-\d{2}/],
  85             ['YYYY-MM-DD', /\d{4}-\d{2}-\d{2}/],
  86             ['GGGG-[W]WW-E', /\d{4}-W\d{2}-\d/],
  87             ['GGGG-[W]WW', /\d{4}-W\d{2}/],
  88             ['YYYY-DDD', /\d{4}-\d{3}/]
  89         ],
  90
  91         // iso time formats and regexes
  92         isoTimes = [
  93             ['HH:mm:ss.SSSS', /(T| )\d\d:\d\d:\d\d\.\d{1,3}/],
  94             ['HH:mm:ss', /(T| )\d\d:\d\d:\d\d/],
  95             ['HH:mm', /(T| )\d\d:\d\d/],
  96             ['HH', /(T| )\d\d/]
  97         ],
  98
  99         // timezone chunker "+10:00" > ["10", "00"] or "-1530" > ["-15", "30"]
 100         parseTimezoneChunker = /([\+\-]|\d\d)/gi,
 101
 102         // getter and setter names
 103         proxyGettersAndSetters = 'Date|Hours|Minutes|Seconds|Milliseconds'.split('|'),
 104         unitMillisecondFactors = {
 105             'Milliseconds' : 1,
 106             'Seconds' : 1e3,
 107             'Minutes' : 6e4,
 108             'Hours' : 36e5,
 109             'Days' : 864e5,
 110             'Months' : 2592e6,
 111             'Years' : 31536e6
 112         },
 113
 114         unitAliases = {
 115             ms : 'millisecond',
 116             s : 'second',
 117             m : 'minute',
 118             h : 'hour',
 119             d : 'day',
 120             D : 'date',
 121             w : 'week',
 122             W : 'isoWeek',
 123             M : 'month',
 124             y : 'year',
 125             DDD : 'dayOfYear',
 126             e : 'weekday',
 127             E : 'isoWeekday',
 128             gg: 'weekYear',
 129             GG: 'isoWeekYear'
 130         },
 131
 132         camelFunctions = {
 133             dayofyear : 'dayOfYear',
 134             isoweekday : 'isoWeekday',
 135             isoweek : 'isoWeek',
 136             weekyear : 'weekYear',
 137             isoweekyear : 'isoWeekYear'
 138         },
 139
 140         // format function strings
 141         formatFunctions = {},
 142
 143         // tokens to ordinalize and pad
 144         ordinalizeTokens = 'DDD w W M D d'.split(' '),
 145         paddedTokens = 'M D H h m s w W'.split(' '),
 146
 147         formatTokenFunctions = {
 148             M    : function () {
 149                 return this.month() + 1;
 150             },
 151             MMM  : function (format) {
 152                 return this.lang().monthsShort(this, format);
 153             },
 154             MMMM : function (format) {
 155                 return this.lang().months(this, format);
 156             },
 157             D    : function () {
 158                 return this.date();
 159             },
 160             DDD  : function () {
 161                 return this.dayOfYear();
 162             },
 163             d    : function () {
 164                 return this.day();
 165             },
 166             dd   : function (format) {
 167                 return this.lang().weekdaysMin(this, format);
 168             },
 169             ddd  : function (format) {
 170                 return this.lang().weekdaysShort(this, format);
 171             },
 172             dddd : function (format) {
 173                 return this.lang().weekdays(this, format);
 174             },
 175             w    : function () {
 176                 return this.week();
 177             },
 178             W    : function () {
 179                 return this.isoWeek();
 180             },
 181             YY   : function () {
 182                 return leftZeroFill(this.year() % 100, 2);
 183             },
 184             YYYY : function () {
 185                 return leftZeroFill(this.year(), 4);
 186             },
 187             YYYYY : function () {
 188                 return leftZeroFill(this.year(), 5);
 189             },
 190             YYYYYY : function () {
 191                 var y = this.year(), sign = y >= 0 ? '+' : '-';
 192                 return sign + leftZeroFill(Math.abs(y), 6);
 193             },
 194             gg   : function () {
 195                 return leftZeroFill(this.weekYear() % 100, 2);
 196             },
 197             gggg : function () {
 198                 return leftZeroFill(this.weekYear(), 4);
 199             },
 200             ggggg : function () {
 201                 return leftZeroFill(this.weekYear(), 5);
 202             },
 203             GG   : function () {
 204                 return leftZeroFill(this.isoWeekYear() % 100, 2);
 205             },
 206             GGGG : function () {
 207                 return leftZeroFill(this.isoWeekYear(), 4);
 208             },
 209             GGGGG : function () {
 210                 return leftZeroFill(this.isoWeekYear(), 5);
 211             },
 212             e : function () {
 213                 return this.weekday();
 214             },
 215             E : function () {
 216                 return this.isoWeekday();
 217             },
 218             a    : function () {
 219                 return this.lang().meridiem(this.hours(), this.minutes(), true);
 220             },
 221             A    : function () {
 222                 return this.lang().meridiem(this.hours(), this.minutes(), false);
 223             },
 224             H    : function () {
 225                 return this.hours();
 226             },
 227             h    : function () {
 228                 return this.hours() % 12 || 12;
 229             },
 230             m    : function () {
 231                 return this.minutes();
 232             },
 233             s    : function () {
 234                 return this.seconds();
 235             },
 236             S    : function () {
 237                 return toInt(this.milliseconds() / 100);
 238             },
 239             SS   : function () {
 240                 return leftZeroFill(toInt(this.milliseconds() / 10), 2);
 241             },
 242             SSS  : function () {
 243                 return leftZeroFill(this.milliseconds(), 3);
 244             },
 245             SSSS : function () {
 246                 return leftZeroFill(this.milliseconds(), 3);
 247             },
 248             Z    : function () {
 249                 var a = -this.zone(),
 250                     b = "+";
 251                 if (a < 0) {
 252                     a = -a;
 253                     b = "-";
 254                 }
 255                 return b + leftZeroFill(toInt(a / 60), 2) + ":" + leftZeroFill(toInt(a) % 60, 2);
 256             },
 257             ZZ   : function () {
 258                 var a = -this.zone(),
 259                     b = "+";
 260                 if (a < 0) {
 261                     a = -a;
 262                     b = "-";
 263                 }
 264                 return b + leftZeroFill(toInt(a / 60), 2) + leftZeroFill(toInt(a) % 60, 2);
 265             },
 266             z : function () {
 267                 return this.zoneAbbr();
 268             },
 269             zz : function () {
 270                 return this.zoneName();
 271             },
 272             X    : function () {
 273                 return this.unix();
 274             },
 275             Q : function () {
 276                 return this.quarter();
 277             }
 278         },
 279
 280         lists = ['months', 'monthsShort', 'weekdays', 'weekdaysShort', 'weekdaysMin'];
 281
 282     function defaultParsingFlags() {
 283         // We need to deep clone this object, and es5 standard is not very
 284         // helpful.
 285         return {
 286             empty : false,
 287             unusedTokens : [],
 288             unusedInput : [],
 289             overflow : -2,
 290             charsLeftOver : 0,
 291             nullInput : false,
 292             invalidMonth : null,
 293             invalidFormat : false,
 294             userInvalidated : false,
 295             iso: false
 296         };
 297     }
 298
 299     function padToken(func, count) {
 300         return function (a) {
 301             return leftZeroFill(func.call(this, a), count);
 302         };
 303     }
 304     function ordinalizeToken(func, period) {
 305         return function (a) {
 306             return this.lang().ordinal(func.call(this, a), period);
 307         };
 308     }
 309
 310     while (ordinalizeTokens.length) {
 311         i = ordinalizeTokens.pop();
 312         formatTokenFunctions[i + 'o'] = ordinalizeToken(formatTokenFunctions[i], i);
 313     }
 314     while (paddedTokens.length) {
 315         i = paddedTokens.pop();
 316         formatTokenFunctions[i + i] = padToken(formatTokenFunctions[i], 2);
 317     }
 318     formatTokenFunctions.DDDD = padToken(formatTokenFunctions.DDD, 3);
 319
 320
 321     /************************************
 322         Constructors
 323     ************************************/
 324
 325     function Language() {
 326
 327     }
 328
 329     // Moment prototype object
 330     function Moment(config) {
 331         checkOverflow(config);
 332         extend(this, config);
 333     }
 334
 335     // Duration Constructor
 336     function Duration(duration) {
 337         var normalizedInput = normalizeObjectUnits(duration),
 338             years = normalizedInput.year || 0,
 339             months = normalizedInput.month || 0,
 340             weeks = normalizedInput.week || 0,
 341             days = normalizedInput.day || 0,
 342             hours = normalizedInput.hour || 0,
 343             minutes = normalizedInput.minute || 0,
 344             seconds = normalizedInput.second || 0,
 345             milliseconds = normalizedInput.millisecond || 0;
 346
 347         // representation for dateAddRemove
 348         this._milliseconds = +milliseconds +
 349             seconds * 1e3 + // 1000
 350             minutes * 6e4 + // 1000 * 60
 351             hours * 36e5; // 1000 * 60 * 60
 352         // Because of dateAddRemove treats 24 hours as different from a
 353         // day when working around DST, we need to store them separately
 354         this._days = +days +
 355             weeks * 7;
 356         // It is impossible translate months into days without knowing
 357         // which months you are are talking about, so we have to store
 358         // it separately.
 359         this._months = +months +
 360             years * 12;
 361
 362         this._data = {};
 363
 364         this._bubble();
 365     }
 366
 367     /************************************
 368         Helpers
 369     ************************************/
 370
 371
 372     function extend(a, b) {
 373         for (var i in b) {
 374             if (b.hasOwnProperty(i)) {
 375                 a[i] = b[i];
 376             }
 377         }
 378
 379         if (b.hasOwnProperty("toString")) {
 380             a.toString = b.toString;
 381         }
 382
 383         if (b.hasOwnProperty("valueOf")) {
 384             a.valueOf = b.valueOf;
 385         }
 386
 387         return a;
 388     }
 389
 390     function cloneMoment(m) {
 391         var result = {}, i;
 392         for (i in m) {
 393             if (m.hasOwnProperty(i) && momentProperties.hasOwnProperty(i)) {
 394                 result[i] = m[i];
 395             }
 396         }
 397
 398         return result;
 399     }
 400
 401     function absRound(number) {
 402         if (number < 0) {
 403             return Math.ceil(number);
 404         } else {
 405             return Math.floor(number);
 406         }
 407     }
 408
 409     // left zero fill a number
 410     // see http://jsperf.com/left-zero-filling for performance comparison
 411     function leftZeroFill(number, targetLength, forceSign) {
 412         var output = '' + Math.abs(number),
 413             sign = number >= 0;
 414
 415         while (output.length < targetLength) {
 416             output = '0' + output;
 417         }
 418         return (sign ? (forceSign ? '+' : '') : '-') + output;
 419     }
 420
 421     // helper function for _.addTime and _.subtractTime
 422     function addOrSubtractDurationFromMoment(mom, duration, isAdding, ignoreUpdateOffset) {
 423         var milliseconds = duration._milliseconds,
 424             days = duration._days,
 425             months = duration._months,
 426             minutes,
 427             hours;
 428
 429         if (milliseconds) {
 430             mom._d.setTime(+mom._d + milliseconds * isAdding);
 431         }
 432         // store the minutes and hours so we can restore them
 433         if (days || months) {
 434             minutes = mom.minute();
 435             hours = mom.hour();
 436         }
 437         if (days) {
 438             mom.date(mom.date() + days * isAdding);
 439         }
 440         if (months) {
 441             mom.month(mom.month() + months * isAdding);
 442         }
 443         if (milliseconds && !ignoreUpdateOffset) {
 444             moment.updateOffset(mom);
 445         }
 446         // restore the minutes and hours after possibly changing dst
 447         if (days || months) {
 448             mom.minute(minutes);
 449             mom.hour(hours);
 450         }
 451     }
 452
 453     // check if is an array
 454     function isArray(input) {
 455         return Object.prototype.toString.call(input) === '[object Array]';
 456     }
 457
 458     function isDate(input) {
 459         return  Object.prototype.toString.call(input) === '[object Date]' ||
 460                 input instanceof Date;
 461     }
 462
 463     // compare two arrays, return the number of differences
 464     function compareArrays(array1, array2, dontConvert) {
 465         var len = Math.min(array1.length, array2.length),
 466             lengthDiff = Math.abs(array1.length - array2.length),
 467             diffs = 0,
 468             i;
 469         for (i = 0; i < len; i++) {
 470             if ((dontConvert && array1[i] !== array2[i]) ||
 471                 (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) {
 472                 diffs++;
 473             }
 474         }
 475         return diffs + lengthDiff;
 476     }
 477
 478     function normalizeUnits(units) {
 479         if (units) {
 480             var lowered = units.toLowerCase().replace(/(.)s$/, '$1');
 481             units = unitAliases[units] || camelFunctions[lowered] || lowered;
 482         }
 483         return units;
 484     }
 485
 486     function normalizeObjectUnits(inputObject) {
 487         var normalizedInput = {},
 488             normalizedProp,
 489             prop;
 490
 491         for (prop in inputObject) {
 492             if (inputObject.hasOwnProperty(prop)) {
 493                 normalizedProp = normalizeUnits(prop);
 494                 if (normalizedProp) {
 495                     normalizedInput[normalizedProp] = inputObject[prop];
 496                 }
 497             }
 498         }
 499
 500         return normalizedInput;
 501     }
 502
 503     function makeList(field) {
 504         var count, setter;
 505
 506         if (field.indexOf('week') === 0) {
 507             count = 7;
 508             setter = 'day';
 509         }
 510         else if (field.indexOf('month') === 0) {
 511             count = 12;
 512             setter = 'month';
 513         }
 514         else {
 515             return;
 516         }
 517
 518         moment[field] = function (format, index) {
 519             var i, getter,
 520                 method = moment.fn._lang[field],
 521                 results = [];
 522
 523             if (typeof format === 'number') {
 524                 index = format;
 525                 format = undefined;
 526             }
 527
 528             getter = function (i) {
 529                 var m = moment().utc().set(setter, i);
 530                 return method.call(moment.fn._lang, m, format || '');
 531             };
 532
 533             if (index != null) {
 534                 return getter(index);
 535             }
 536             else {
 537                 for (i = 0; i < count; i++) {
 538                     results.push(getter(i));
 539                 }
 540                 return results;
 541             }
 542         };
 543     }
 544
 545     function toInt(argumentForCoercion) {
 546         var coercedNumber = +argumentForCoercion,
 547             value = 0;
 548
 549         if (coercedNumber !== 0 && isFinite(coercedNumber)) {
 550             if (coercedNumber >= 0) {
 551                 value = Math.floor(coercedNumber);
 552             } else {
 553                 value = Math.ceil(coercedNumber);
 554             }
 555         }
 556
 557         return value;
 558     }
 559
 560     function daysInMonth(year, month) {
 561         return new Date(Date.UTC(year, month + 1, 0)).getUTCDate();
 562     }
 563
 564     function daysInYear(year) {
 565         return isLeapYear(year) ? 366 : 365;
 566     }
 567
 568     function isLeapYear(year) {
 569         return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;
 570     }
 571
 572     function checkOverflow(m) {
 573         var overflow;
 574         if (m._a && m._pf.overflow === -2) {
 575             overflow =
 576                 m._a[MONTH] < 0 || m._a[MONTH] > 11 ? MONTH :
 577                 m._a[DATE] < 1 || m._a[DATE] > daysInMonth(m._a[YEAR], m._a[MONTH]) ? DATE :
 578                 m._a[HOUR] < 0 || m._a[HOUR] > 23 ? HOUR :
 579                 m._a[MINUTE] < 0 || m._a[MINUTE] > 59 ? MINUTE :
 580                 m._a[SECOND] < 0 || m._a[SECOND] > 59 ? SECOND :
 581                 m._a[MILLISECOND] < 0 || m._a[MILLISECOND] > 999 ? MILLISECOND :
 582                 -1;
 583
 584             if (m._pf._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
 585                 overflow = DATE;
 586             }
 587
 588             m._pf.overflow = overflow;
 589         }
 590     }
 591
 592     function isValid(m) {
 593         if (m._isValid == null) {
 594             m._isValid = !isNaN(m._d.getTime()) &&
 595                 m._pf.overflow < 0 &&
 596                 !m._pf.empty &&
 597                 !m._pf.invalidMonth &&
 598                 !m._pf.nullInput &&
 599                 !m._pf.invalidFormat &&
 600                 !m._pf.userInvalidated;
 601
 602             if (m._strict) {
 603                 m._isValid = m._isValid &&
 604                     m._pf.charsLeftOver === 0 &&
 605                     m._pf.unusedTokens.length === 0;
 606             }
 607         }
 608         return m._isValid;
 609     }
 610
 611     function normalizeLanguage(key) {
 612         return key ? key.toLowerCase().replace('_', '-') : key;
 613     }
 614
 615     // Return a moment from input, that is local/utc/zone equivalent to model.
 616     function makeAs(input, model) {
 617         return model._isUTC ? moment(input).zone(model._offset || 0) :
 618             moment(input).local();
 619     }
 620
 621     /************************************
 622         Languages
 623     ************************************/
 624
 625
 626     extend(Language.prototype, {
 627
 628         set : function (config) {
 629             var prop, i;
 630             for (i in config) {
 631                 prop = config[i];
 632                 if (typeof prop === 'function') {
 633                     this[i] = prop;
 634                 } else {
 635                     this['_' + i] = prop;
 636                 }
 637             }
 638         },
 639
 640         _months : "January_February_March_April_May_June_July_August_September_October_November_December".split("_"),
 641         months : function (m) {
 642             return this._months[m.month()];
 643         },
 644
 645         _monthsShort : "Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec".split("_"),
 646         monthsShort : function (m) {
 647             return this._monthsShort[m.month()];
 648         },
 649
 650         monthsParse : function (monthName) {
 651             var i, mom, regex;
 652
 653             if (!this._monthsParse) {
 654                 this._monthsParse = [];
 655             }
 656
 657             for (i = 0; i < 12; i++) {
 658                 // make the regex if we don't have it already
 659                 if (!this._monthsParse[i]) {
 660                     mom = moment.utc([2000, i]);
 661                     regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, '');
 662                     this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i');
 663                 }
 664                 // test the regex
 665                 if (this._monthsParse[i].test(monthName)) {
 666                     return i;
 667                 }
 668             }
 669         },
 670
 671         _weekdays : "Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday".split("_"),
 672         weekdays : function (m) {
 673             return this._weekdays[m.day()];
 674         },
 675
 676         _weekdaysShort : "Sun_Mon_Tue_Wed_Thu_Fri_Sat".split("_"),
 677         weekdaysShort : function (m) {
 678             return this._weekdaysShort[m.day()];
 679         },
 680
 681         _weekdaysMin : "Su_Mo_Tu_We_Th_Fr_Sa".split("_"),
 682         weekdaysMin : function (m) {
 683             return this._weekdaysMin[m.day()];
 684         },
 685
 686         weekdaysParse : function (weekdayName) {
 687             var i, mom, regex;
 688
 689             if (!this._weekdaysParse) {
 690                 this._weekdaysParse = [];
 691             }
 692
 693             for (i = 0; i < 7; i++) {
 694                 // make the regex if we don't have it already
 695                 if (!this._weekdaysParse[i]) {
 696                     mom = moment([2000, 1]).day(i);
 697                     regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, '');
 698                     this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');
 699                 }
 700                 // test the regex
 701                 if (this._weekdaysParse[i].test(weekdayName)) {
 702                     return i;
 703                 }
 704             }
 705         },
 706
 707         _longDateFormat : {
 708             LT : "h:mm A",
 709             L : "MM/DD/YYYY",
 710             LL : "MMMM D YYYY",
 711             LLL : "MMMM D YYYY LT",
 712             LLLL : "dddd, MMMM D YYYY LT"
 713         },
 714         longDateFormat : function (key) {
 715             var output = this._longDateFormat[key];
 716             if (!output && this._longDateFormat[key.toUpperCase()]) {
 717                 output = this._longDateFormat[key.toUpperCase()].replace(/MMMM|MM|DD|dddd/g, function (val) {
 718                     return val.slice(1);
 719                 });
 720                 this._longDateFormat[key] = output;
 721             }
 722             return output;
 723         },
 724
 725         isPM : function (input) {
 726             // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays
 727             // Using charAt should be more compatible.
 728             return ((input + '').toLowerCase().charAt(0) === 'p');
 729         },
 730
 731         _meridiemParse : /[ap]\.?m?\.?/i,
 732         meridiem : function (hours, minutes, isLower) {
 733             if (hours > 11) {
 734                 return isLower ? 'pm' : 'PM';
 735             } else {
 736                 return isLower ? 'am' : 'AM';
 737             }
 738         },
 739
 740         _calendar : {
 741             sameDay : '[Today at] LT',
 742             nextDay : '[Tomorrow at] LT',
 743             nextWeek : 'dddd [at] LT',
 744             lastDay : '[Yesterday at] LT',
 745             lastWeek : '[Last] dddd [at] LT',
 746             sameElse : 'L'
 747         },
 748         calendar : function (key, mom) {
 749             var output = this._calendar[key];
 750             return typeof output === 'function' ? output.apply(mom) : output;
 751         },
 752
 753         _relativeTime : {
 754             future : "in %s",
 755             past : "%s ago",
 756             s : "a few seconds",
 757             m : "a minute",
 758             mm : "%d minutes",
 759             h : "an hour",
 760             hh : "%d hours",
 761             d : "a day",
 762             dd : "%d days",
 763             M : "a month",
 764             MM : "%d months",
 765             y : "a year",
 766             yy : "%d years"
 767         },
 768         relativeTime : function (number, withoutSuffix, string, isFuture) {
 769             var output = this._relativeTime[string];
 770             return (typeof output === 'function') ?
 771                 output(number, withoutSuffix, string, isFuture) :
 772                 output.replace(/%d/i, number);
 773         },
 774         pastFuture : function (diff, output) {
 775             var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
 776             return typeof format === 'function' ? format(output) : format.replace(/%s/i, output);
 777         },
 778
 779         ordinal : function (number) {
 780             return this._ordinal.replace("%d", number);
 781         },
 782         _ordinal : "%d",
 783
 784         preparse : function (string) {
 785             return string;
 786         },
 787
 788         postformat : function (string) {
 789             return string;
 790         },
 791
 792         week : function (mom) {
 793             return weekOfYear(mom, this._week.dow, this._week.doy).week;
 794         },
 795
 796         _week : {
 797             dow : 0, // Sunday is the first day of the week.
 798             doy : 6  // The week that contains Jan 1st is the first week of the year.
 799         },
 800
 801         _invalidDate: 'Invalid date',
 802         invalidDate: function () {
 803             return this._invalidDate;
 804         }
 805     });
 806
 807     // Loads a language definition into the `languages` cache.  The function
 808     // takes a key and optionally values.  If not in the browser and no values
 809     // are provided, it will load the language file module.  As a convenience,
 810     // this function also returns the language values.
 811     function loadLang(key, values) {
 812         values.abbr = key;
 813         if (!languages[key]) {
 814             languages[key] = new Language();
 815         }
 816         languages[key].set(values);
 817         return languages[key];
 818     }
 819
 820     // Remove a language from the `languages` cache. Mostly useful in tests.
 821     function unloadLang(key) {
 822         delete languages[key];
 823     }
 824
 825     // Determines which language definition to use and returns it.
 826     //
 827     // With no parameters, it will return the global language.  If you
 828     // pass in a language key, such as 'en', it will return the
 829     // definition for 'en', so long as 'en' has already been loaded using
 830     // moment.lang.
 831     function getLangDefinition(key) {
 832         var i = 0, j, lang, next, split,
 833             get = function (k) {
 834                 if (!languages[k] && hasModule) {
 835                     try {
 836                         require('./lang/' + k);
 837                     } catch (e) { }
 838                 }
 839                 return languages[k];
 840             };
 841
 842         if (!key) {
 843             return moment.fn._lang;
 844         }
 845
 846         if (!isArray(key)) {
 847             //short-circuit everything else
 848             lang = get(key);
 849             if (lang) {
 850                 return lang;
 851             }
 852             key = [key];
 853         }
 854
 855         //pick the language from the array
 856         //try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each
 857         //substring from most specific to least, but move to the next array item if it's a more specific variant than the current root
 858         while (i < key.length) {
 859             split = normalizeLanguage(key[i]).split('-');
 860             j = split.length;
 861             next = normalizeLanguage(key[i + 1]);
 862             next = next ? next.split('-') : null;
 863             while (j > 0) {
 864                 lang = get(split.slice(0, j).join('-'));
 865                 if (lang) {
 866                     return lang;
 867                 }
 868                 if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) {
 869                     //the next array item is better than a shallower substring of this one
 870                     break;
 871                 }
 872                 j--;
 873             }
 874             i++;
 875         }
 876         return moment.fn._lang;
 877     }
 878
 879     /************************************
 880         Formatting
 881     ************************************/
 882
 883
 884     function removeFormattingTokens(input) {
 885         if (input.match(/\[[\s\S]/)) {
 886             return input.replace(/^\[|\]$/g, "");
 887         }
 888         return input.replace(/\\/g, "");
 889     }
 890
 891     function makeFormatFunction(format) {
 892         var array = format.match(formattingTokens), i, length;
 893
 894         for (i = 0, length = array.length; i < length; i++) {
 895             if (formatTokenFunctions[array[i]]) {
 896                 array[i] = formatTokenFunctions[array[i]];
 897             } else {
 898                 array[i] = removeFormattingTokens(array[i]);
 899             }
 900         }
 901
 902         return function (mom) {
 903             var output = "";
 904             for (i = 0; i < length; i++) {
 905                 output += array[i] instanceof Function ? array[i].call(mom, format) : array[i];
 906             }
 907             return output;
 908         };
 909     }
 910
 911     // format date using native date object
 912     function formatMoment(m, format) {
 913
 914         if (!m.isValid()) {
 915             return m.lang().invalidDate();
 916         }
 917
 918         format = expandFormat(format, m.lang());
 919
 920         if (!formatFunctions[format]) {
 921             formatFunctions[format] = makeFormatFunction(format);
 922         }
 923
 924         return formatFunctions[format](m);
 925     }
 926
 927     function expandFormat(format, lang) {
 928         var i = 5;
 929
 930         function replaceLongDateFormatTokens(input) {
 931             return lang.longDateFormat(input) || input;
 932         }
 933
 934         localFormattingTokens.lastIndex = 0;
 935         while (i >= 0 && localFormattingTokens.test(format)) {
 936             format = format.replace(localFormattingTokens, replaceLongDateFormatTokens);
 937             localFormattingTokens.lastIndex = 0;
 938             i -= 1;
 939         }
 940
 941         return format;
 942     }
 943
 944
 945     /************************************
 946         Parsing
 947     ************************************/
 948
 949
 950     // get the regex to find the next token
 951     function getParseRegexForToken(token, config) {
 952         var a, strict = config._strict;
 953         switch (token) {
 954         case 'DDDD':
 955             return parseTokenThreeDigits;
 956         case 'YYYY':
 957         case 'GGGG':
 958         case 'gggg':
 959             return strict ? parseTokenFourDigits : parseTokenOneToFourDigits;
 960         case 'Y':
 961         case 'G':
 962         case 'g':
 963             return parseTokenSignedNumber;
 964         case 'YYYYYY':
 965         case 'YYYYY':
 966         case 'GGGGG':
 967         case 'ggggg':
 968             return strict ? parseTokenSixDigits : parseTokenOneToSixDigits;
 969         case 'S':
 970             if (strict) { return parseTokenOneDigit; }
 971             /* falls through */
 972         case 'SS':
 973             if (strict) { return parseTokenTwoDigits; }
 974             /* falls through */
 975         case 'SSS':
 976             if (strict) { return parseTokenThreeDigits; }
 977             /* falls through */
 978         case 'DDD':
 979             return parseTokenOneToThreeDigits;
 980         case 'MMM':
 981         case 'MMMM':
 982         case 'dd':
 983         case 'ddd':
 984         case 'dddd':
 985             return parseTokenWord;
 986         case 'a':
 987         case 'A':
 988             return getLangDefinition(config._l)._meridiemParse;
 989         case 'X':
 990             return parseTokenTimestampMs;
 991         case 'Z':
 992         case 'ZZ':
 993             return parseTokenTimezone;
 994         case 'T':
 995             return parseTokenT;
 996         case 'SSSS':
 997             return parseTokenDigits;
 998         case 'MM':
 999         case 'DD':
1000         case 'YY':
1001         case 'GG':
1002         case 'gg':
1003         case 'HH':
1004         case 'hh':
1005         case 'mm':
1006         case 'ss':
1007         case 'ww':
1008         case 'WW':
1009             return strict ? parseTokenTwoDigits : parseTokenOneOrTwoDigits;
1010         case 'M':
1011         case 'D':
1012         case 'd':
1013         case 'H':
1014         case 'h':
1015         case 'm':
1016         case 's':
1017         case 'w':
1018         case 'W':
1019         case 'e':
1020         case 'E':
1021             return parseTokenOneOrTwoDigits;
1022         default :
1023             a = new RegExp(regexpEscape(unescapeFormat(token.replace('\\', '')), "i"));
1024             return a;
1025         }
1026     }
1027
1028     function timezoneMinutesFromString(string) {
1029         string = string || "";
1030         var possibleTzMatches = (string.match(parseTokenTimezone) || []),
1031             tzChunk = possibleTzMatches[possibleTzMatches.length - 1] || [],
1032             parts = (tzChunk + '').match(parseTimezoneChunker) || ['-', 0, 0],
1033             minutes = +(parts[1] * 60) + toInt(parts[2]);
1034
1035         return parts[0] === '+' ? -minutes : minutes;
1036     }
1037
1038     // function to convert string input to date
1039     function addTimeToArrayFromToken(token, input, config) {
1040         var a, datePartArray = config._a;
1041
1042         switch (token) {
1043         // MONTH
1044         case 'M' : // fall through to MM
1045         case 'MM' :
1046             if (input != null) {
1047                 datePartArray[MONTH] = toInt(input) - 1;
1048             }
1049             break;
1050         case 'MMM' : // fall through to MMMM
1051         case 'MMMM' :
1052             a = getLangDefinition(config._l).monthsParse(input);
1053             // if we didn't find a month name, mark the date as invalid.
1054             if (a != null) {
1055                 datePartArray[MONTH] = a;
1056             } else {
1057                 config._pf.invalidMonth = input;
1058             }
1059             break;
1060         // DAY OF MONTH
1061         case 'D' : // fall through to DD
1062         case 'DD' :
1063             if (input != null) {
1064                 datePartArray[DATE] = toInt(input);
1065             }
1066             break;
1067         // DAY OF YEAR
1068         case 'DDD' : // fall through to DDDD
1069         case 'DDDD' :
1070             if (input != null) {
1071                 config._dayOfYear = toInt(input);
1072             }
1073
1074             break;
1075         // YEAR
1076         case 'YY' :
1077             datePartArray[YEAR] = toInt(input) + (toInt(input) > 68 ? 1900 : 2000);
1078             break;
1079         case 'YYYY' :
1080         case 'YYYYY' :
1081         case 'YYYYYY' :
1082             datePartArray[YEAR] = toInt(input);
1083             break;
1084         // AM / PM
1085         case 'a' : // fall through to A
1086         case 'A' :
1087             config._isPm = getLangDefinition(config._l).isPM(input);
1088             break;
1089         // 24 HOUR
1090         case 'H' : // fall through to hh
1091         case 'HH' : // fall through to hh
1092         case 'h' : // fall through to hh
1093         case 'hh' :
1094             datePartArray[HOUR] = toInt(input);
1095             break;
1096         // MINUTE
1097         case 'm' : // fall through to mm
1098         case 'mm' :
1099             datePartArray[MINUTE] = toInt(input);
1100             break;
1101         // SECOND
1102         case 's' : // fall through to ss
1103         case 'ss' :
1104             datePartArray[SECOND] = toInt(input);
1105             break;
1106         // MILLISECOND
1107         case 'S' :
1108         case 'SS' :
1109         case 'SSS' :
1110         case 'SSSS' :
1111             datePartArray[MILLISECOND] = toInt(('0.' + input) * 1000);
1112             break;
1113         // UNIX TIMESTAMP WITH MS
1114         case 'X':
1115             config._d = new Date(parseFloat(input) * 1000);
1116             break;
1117         // TIMEZONE
1118         case 'Z' : // fall through to ZZ
1119         case 'ZZ' :
1120             config._useUTC = true;
1121             config._tzm = timezoneMinutesFromString(input);
1122             break;
1123         case 'w':
1124         case 'ww':
1125         case 'W':
1126         case 'WW':
1127         case 'd':
1128         case 'dd':
1129         case 'ddd':
1130         case 'dddd':
1131         case 'e':
1132         case 'E':
1133             token = token.substr(0, 1);
1134             /* falls through */
1135         case 'gg':
1136         case 'gggg':
1137         case 'GG':
1138         case 'GGGG':
1139         case 'GGGGG':
1140             token = token.substr(0, 2);
1141             if (input) {
1142                 config._w = config._w || {};
1143                 config._w[token] = input;
1144             }
1145             break;
1146         }
1147     }
1148
1149     // convert an array to a date.
1150     // the array should mirror the parameters below
1151     // note: all values past the year are optional and will default to the lowest possible value.
1152     // [year, month, day , hour, minute, second, millisecond]
1153     function dateFromConfig(config) {
1154         var i, date, input = [], currentDate,
1155             yearToUse, fixYear, w, temp, lang, weekday, week;
1156
1157         if (config._d) {
1158             return;
1159         }
1160
1161         currentDate = currentDateArray(config);
1162
1163         //compute day of the year from weeks and weekdays
1164         if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {
1165             fixYear = function (val) {
1166                 var int_val = parseInt(val, 10);
1167                 return val ?
1168                   (val.length < 3 ? (int_val > 68 ? 1900 + int_val : 2000 + int_val) : int_val) :
1169                   (config._a[YEAR] == null ? moment().weekYear() : config._a[YEAR]);
1170             };
1171
1172             w = config._w;
1173             if (w.GG != null || w.W != null || w.E != null) {
1174                 temp = dayOfYearFromWeeks(fixYear(w.GG), w.W || 1, w.E, 4, 1);
1175             }
1176             else {
1177                 lang = getLangDefinition(config._l);
1178                 weekday = w.d != null ?  parseWeekday(w.d, lang) :
1179                   (w.e != null ?  parseInt(w.e, 10) + lang._week.dow : 0);
1180
1181                 week = parseInt(w.w, 10) || 1;
1182
1183                 //if we're parsing 'd', then the low day numbers may be next week
1184                 if (w.d != null && weekday < lang._week.dow) {
1185                     week++;
1186                 }
1187
1188                 temp = dayOfYearFromWeeks(fixYear(w.gg), week, weekday, lang._week.doy, lang._week.dow);
1189             }
1190
1191             config._a[YEAR] = temp.year;
1192             config._dayOfYear = temp.dayOfYear;
1193         }
1194
1195         //if the day of the year is set, figure out what it is
1196         if (config._dayOfYear) {
1197             yearToUse = config._a[YEAR] == null ? currentDate[YEAR] : config._a[YEAR];
1198
1199             if (config._dayOfYear > daysInYear(yearToUse)) {
1200                 config._pf._overflowDayOfYear = true;
1201             }
1202
1203             date = makeUTCDate(yearToUse, 0, config._dayOfYear);
1204             config._a[MONTH] = date.getUTCMonth();
1205             config._a[DATE] = date.getUTCDate();
1206         }
1207
1208         // Default to current date.
1209         // * if no year, month, day of month are given, default to today
1210         // * if day of month is given, default month and year
1211         // * if month is given, default only year
1212         // * if year is given, don't default anything
1213         for (i = 0; i < 3 && config._a[i] == null; ++i) {
1214             config._a[i] = input[i] = currentDate[i];
1215         }
1216
1217         // Zero out whatever was not defaulted, including time
1218         for (; i < 7; i++) {
1219             config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i];
1220         }
1221
1222         // add the offsets to the time to be parsed so that we can have a clean array for checking isValid
1223         input[HOUR] += toInt((config._tzm || 0) / 60);
1224         input[MINUTE] += toInt((config._tzm || 0) % 60);
1225
1226         config._d = (config._useUTC ? makeUTCDate : makeDate).apply(null, input);
1227     }
1228
1229     function dateFromObject(config) {
1230         var normalizedInput;
1231
1232         if (config._d) {
1233             return;
1234         }
1235
1236         normalizedInput = normalizeObjectUnits(config._i);
1237         config._a = [
1238             normalizedInput.year,
1239             normalizedInput.month,
1240             normalizedInput.day,
1241             normalizedInput.hour,
1242             normalizedInput.minute,
1243             normalizedInput.second,
1244             normalizedInput.millisecond
1245         ];
1246
1247         dateFromConfig(config);
1248     }
1249
1250     function currentDateArray(config) {
1251         var now = new Date();
1252         if (config._useUTC) {
1253             return [
1254                 now.getUTCFullYear(),
1255                 now.getUTCMonth(),
1256                 now.getUTCDate()
1257             ];
1258         } else {
1259             return [now.getFullYear(), now.getMonth(), now.getDate()];
1260         }
1261     }
1262
1263     // date from string and format string
1264     function makeDateFromStringAndFormat(config) {
1265
1266         config._a = [];
1267         config._pf.empty = true;
1268
1269         // This array is used to make a Date, either with `new Date` or `Date.UTC`
1270         var lang = getLangDefinition(config._l),
1271             string = '' + config._i,
1272             i, parsedInput, tokens, token, skipped,
1273             stringLength = string.length,
1274             totalParsedInputLength = 0;
1275
1276         tokens = expandFormat(config._f, lang).match(formattingTokens) || [];
1277
1278         for (i = 0; i < tokens.length; i++) {
1279             token = tokens[i];
1280             parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];
1281             if (parsedInput) {
1282                 skipped = string.substr(0, string.indexOf(parsedInput));
1283                 if (skipped.length > 0) {
1284                     config._pf.unusedInput.push(skipped);
1285                 }
1286                 string = string.slice(string.indexOf(parsedInput) + parsedInput.length);
1287                 totalParsedInputLength += parsedInput.length;
1288             }
1289             // don't parse if it's not a known token
1290             if (formatTokenFunctions[token]) {
1291                 if (parsedInput) {
1292                     config._pf.empty = false;
1293                 }
1294                 else {
1295                     config._pf.unusedTokens.push(token);
1296                 }
1297                 addTimeToArrayFromToken(token, parsedInput, config);
1298             }
1299             else if (config._strict && !parsedInput) {
1300                 config._pf.unusedTokens.push(token);
1301             }
1302         }
1303
1304         // add remaining unparsed input length to the string
1305         config._pf.charsLeftOver = stringLength - totalParsedInputLength;
1306         if (string.length > 0) {
1307             config._pf.unusedInput.push(string);
1308         }
1309
1310         // handle am pm
1311         if (config._isPm && config._a[HOUR] < 12) {
1312             config._a[HOUR] += 12;
1313         }
1314         // if is 12 am, change hours to 0
1315         if (config._isPm === false && config._a[HOUR] === 12) {
1316             config._a[HOUR] = 0;
1317         }
1318
1319         dateFromConfig(config);
1320         checkOverflow(config);
1321     }
1322
1323     function unescapeFormat(s) {
1324         return s.replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) {
1325             return p1 || p2 || p3 || p4;
1326         });
1327     }
1328
1329     // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
1330     function regexpEscape(s) {
1331         return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
1332     }
1333
1334     // date from string and array of format strings
1335     function makeDateFromStringAndArray(config) {
1336         var tempConfig,
1337             bestMoment,
1338
1339             scoreToBeat,
1340             i,
1341             currentScore;
1342
1343         if (config._f.length === 0) {
1344             config._pf.invalidFormat = true;
1345             config._d = new Date(NaN);
1346             return;
1347         }
1348
1349         for (i = 0; i < config._f.length; i++) {
1350             currentScore = 0;
1351             tempConfig = extend({}, config);
1352             tempConfig._pf = defaultParsingFlags();
1353             tempConfig._f = config._f[i];
1354             makeDateFromStringAndFormat(tempConfig);
1355
1356             if (!isValid(tempConfig)) {
1357                 continue;
1358             }
1359
1360             // if there is any input that was not parsed add a penalty for that format
1361             currentScore += tempConfig._pf.charsLeftOver;
1362
1363             //or tokens
1364             currentScore += tempConfig._pf.unusedTokens.length * 10;
1365
1366             tempConfig._pf.score = currentScore;
1367
1368             if (scoreToBeat == null || currentScore < scoreToBeat) {
1369                 scoreToBeat = currentScore;
1370                 bestMoment = tempConfig;
1371             }
1372         }
1373
1374         extend(config, bestMoment || tempConfig);
1375     }
1376
1377     // date from iso format
1378     function makeDateFromString(config) {
1379         var i, l,
1380             string = config._i,
1381             match = isoRegex.exec(string);
1382
1383         if (match) {
1384             config._pf.iso = true;
1385             for (i = 0, l = isoDates.length; i < l; i++) {
1386                 if (isoDates[i][1].exec(string)) {
1387                     // match[5] should be "T" or undefined
1388                     config._f = isoDates[i][0] + (match[6] || " ");
1389                     break;
1390                 }
1391             }
1392             for (i = 0, l = isoTimes.length; i < l; i++) {
1393                 if (isoTimes[i][1].exec(string)) {
1394                     config._f += isoTimes[i][0];
1395                     break;
1396                 }
1397             }
1398             if (string.match(parseTokenTimezone)) {
1399                 config._f += "Z";
1400             }
1401             makeDateFromStringAndFormat(config);
1402         }
1403         else {
1404             config._d = new Date(string);
1405         }
1406     }
1407
1408     function makeDateFromInput(config) {
1409         var input = config._i,
1410             matched = aspNetJsonRegex.exec(input);
1411
1412         if (input === undefined) {
1413             config._d = new Date();
1414         } else if (matched) {
1415             config._d = new Date(+matched[1]);
1416         } else if (typeof input === 'string') {
1417             makeDateFromString(config);
1418         } else if (isArray(input)) {
1419             config._a = input.slice(0);
1420             dateFromConfig(config);
1421         } else if (isDate(input)) {
1422             config._d = new Date(+input);
1423         } else if (typeof(input) === 'object') {
1424             dateFromObject(config);
1425         } else {
1426             config._d = new Date(input);
1427         }
1428     }
1429
1430     function makeDate(y, m, d, h, M, s, ms) {
1431         //can't just apply() to create a date:
1432         //http://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply
1433         var date = new Date(y, m, d, h, M, s, ms);
1434
1435         //the date constructor doesn't accept years < 1970
1436         if (y < 1970) {
1437             date.setFullYear(y);
1438         }
1439         return date;
1440     }
1441
1442     function makeUTCDate(y) {
1443         var date = new Date(Date.UTC.apply(null, arguments));
1444         if (y < 1970) {
1445             date.setUTCFullYear(y);
1446         }
1447         return date;
1448     }
1449
1450     function parseWeekday(input, language) {
1451         if (typeof input === 'string') {
1452             if (!isNaN(input)) {
1453                 input = parseInt(input, 10);
1454             }
1455             else {
1456                 input = language.weekdaysParse(input);
1457                 if (typeof input !== 'number') {
1458                     return null;
1459                 }
1460             }
1461         }
1462         return input;
1463     }
1464
1465     /************************************
1466         Relative Time
1467     ************************************/
1468
1469
1470     // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize
1471     function substituteTimeAgo(string, number, withoutSuffix, isFuture, lang) {
1472         return lang.relativeTime(number || 1, !!withoutSuffix, string, isFuture);
1473     }
1474
1475     function relativeTime(milliseconds, withoutSuffix, lang) {
1476         var seconds = round(Math.abs(milliseconds) / 1000),
1477             minutes = round(seconds / 60),
1478             hours = round(minutes / 60),
1479             days = round(hours / 24),
1480             years = round(days / 365),
1481             args = seconds < 45 && ['s', seconds] ||
1482                 minutes === 1 && ['m'] ||
1483                 minutes < 45 && ['mm', minutes] ||
1484                 hours === 1 && ['h'] ||
1485                 hours < 22 && ['hh', hours] ||
1486                 days === 1 && ['d'] ||
1487                 days <= 25 && ['dd', days] ||
1488                 days <= 45 && ['M'] ||
1489                 days < 345 && ['MM', round(days / 30)] ||
1490                 years === 1 && ['y'] || ['yy', years];
1491         args[2] = withoutSuffix;
1492         args[3] = milliseconds > 0;
1493         args[4] = lang;
1494         return substituteTimeAgo.apply({}, args);
1495     }
1496
1497
1498     /************************************
1499         Week of Year
1500     ************************************/
1501
1502
1503     // firstDayOfWeek       0 = sun, 6 = sat
1504     //                      the day of the week that starts the week
1505     //                      (usually sunday or monday)
1506     // firstDayOfWeekOfYear 0 = sun, 6 = sat
1507     //                      the first week is the week that contains the first
1508     //                      of this day of the week
1509     //                      (eg. ISO weeks use thursday (4))
1510     function weekOfYear(mom, firstDayOfWeek, firstDayOfWeekOfYear) {
1511         var end = firstDayOfWeekOfYear - firstDayOfWeek,
1512             daysToDayOfWeek = firstDayOfWeekOfYear - mom.day(),
1513             adjustedMoment;
1514
1515
1516         if (daysToDayOfWeek > end) {
1517             daysToDayOfWeek -= 7;
1518         }
1519
1520         if (daysToDayOfWeek < end - 7) {
1521             daysToDayOfWeek += 7;
1522         }
1523
1524         adjustedMoment = moment(mom).add('d', daysToDayOfWeek);
1525         return {
1526             week: Math.ceil(adjustedMoment.dayOfYear() / 7),
1527             year: adjustedMoment.year()
1528         };
1529     }
1530
1531     //http://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday
1532     function dayOfYearFromWeeks(year, week, weekday, firstDayOfWeekOfYear, firstDayOfWeek) {
1533         var d = makeUTCDate(year, 0, 1).getUTCDay(), daysToAdd, dayOfYear;
1534
1535         weekday = weekday != null ? weekday : firstDayOfWeek;
1536         daysToAdd = firstDayOfWeek - d + (d > firstDayOfWeekOfYear ? 7 : 0) - (d < firstDayOfWeek ? 7 : 0);
1537         dayOfYear = 7 * (week - 1) + (weekday - firstDayOfWeek) + daysToAdd + 1;
1538
1539         return {
1540             year: dayOfYear > 0 ? year : year - 1,
1541             dayOfYear: dayOfYear > 0 ?  dayOfYear : daysInYear(year - 1) + dayOfYear
1542         };
1543     }
1544
1545     /************************************
1546         Top Level Functions
1547     ************************************/
1548
1549     function makeMoment(config) {
1550         var input = config._i,
1551             format = config._f;
1552
1553         if (input === null) {
1554             return moment.invalid({nullInput: true});
1555         }
1556
1557         if (typeof input === 'string') {
1558             config._i = input = getLangDefinition().preparse(input);
1559         }
1560
1561         if (moment.isMoment(input)) {
1562             config = cloneMoment(input);
1563
1564             config._d = new Date(+input._d);
1565         } else if (format) {
1566             if (isArray(format)) {
1567                 makeDateFromStringAndArray(config);
1568             } else {
1569                 makeDateFromStringAndFormat(config);
1570             }
1571         } else {
1572             makeDateFromInput(config);
1573         }
1574
1575         return new Moment(config);
1576     }
1577
1578     moment = function (input, format, lang, strict) {
1579         var c;
1580
1581         if (typeof(lang) === "boolean") {
1582             strict = lang;
1583             lang = undefined;
1584         }
1585         // object construction must be done this way.
1586         // https://github.com/moment/moment/issues/1423
1587         c = {};
1588         c._isAMomentObject = true;
1589         c._i = input;
1590         c._f = format;
1591         c._l = lang;
1592         c._strict = strict;
1593         c._isUTC = false;
1594         c._pf = defaultParsingFlags();
1595
1596         return makeMoment(c);
1597     };
1598
1599     // creating with utc
1600     moment.utc = function (input, format, lang, strict) {
1601         var c;
1602
1603         if (typeof(lang) === "boolean") {
1604             strict = lang;
1605             lang = undefined;
1606         }
1607         // object construction must be done this way.
1608         // https://github.com/moment/moment/issues/1423
1609         c = {};
1610         c._isAMomentObject = true;
1611         c._useUTC = true;
1612         c._isUTC = true;
1613         c._l = lang;
1614         c._i = input;
1615         c._f = format;
1616         c._strict = strict;
1617         c._pf = defaultParsingFlags();
1618
1619         return makeMoment(c).utc();
1620     };
1621
1622     // creating with unix timestamp (in seconds)
1623     moment.unix = function (input) {
1624         return moment(input * 1000);
1625     };
1626
1627     // duration
1628     moment.duration = function (input, key) {
1629         var duration = input,
1630             // matching against regexp is expensive, do it on demand
1631             match = null,
1632             sign,
1633             ret,
1634             parseIso;
1635
1636         if (moment.isDuration(input)) {
1637             duration = {
1638                 ms: input._milliseconds,
1639                 d: input._days,
1640                 M: input._months
1641             };
1642         } else if (typeof input === 'number') {
1643             duration = {};
1644             if (key) {
1645                 duration[key] = input;
1646             } else {
1647                 duration.milliseconds = input;
1648             }
1649         } else if (!!(match = aspNetTimeSpanJsonRegex.exec(input))) {
1650             sign = (match[1] === "-") ? -1 : 1;
1651             duration = {
1652                 y: 0,
1653                 d: toInt(match[DATE]) * sign,
1654                 h: toInt(match[HOUR]) * sign,
1655                 m: toInt(match[MINUTE]) * sign,
1656                 s: toInt(match[SECOND]) * sign,
1657                 ms: toInt(match[MILLISECOND]) * sign
1658             };
1659         } else if (!!(match = isoDurationRegex.exec(input))) {
1660             sign = (match[1] === "-") ? -1 : 1;
1661             parseIso = function (inp) {
1662                 // We'd normally use ~~inp for this, but unfortunately it also
1663                 // converts floats to ints.
1664                 // inp may be undefined, so careful calling replace on it.
1665                 var res = inp && parseFloat(inp.replace(',', '.'));
1666                 // apply sign while we're at it
1667                 return (isNaN(res) ? 0 : res) * sign;
1668             };
1669             duration = {
1670                 y: parseIso(match[2]),
1671                 M: parseIso(match[3]),
1672                 d: parseIso(match[4]),
1673                 h: parseIso(match[5]),
1674                 m: parseIso(match[6]),
1675                 s: parseIso(match[7]),
1676                 w: parseIso(match[8])
1677             };
1678         }
1679
1680         ret = new Duration(duration);
1681
1682         if (moment.isDuration(input) && input.hasOwnProperty('_lang')) {
1683             ret._lang = input._lang;
1684         }
1685
1686         return ret;
1687     };
1688
1689     // version number
1690     moment.version = VERSION;
1691
1692     // default format
1693     moment.defaultFormat = isoFormat;
1694
1695     // This function will be called whenever a moment is mutated.
1696     // It is intended to keep the offset in sync with the timezone.
1697     moment.updateOffset = function () {};
1698
1699     // This function will load languages and then set the global language.  If
1700     // no arguments are passed in, it will simply return the current global
1701     // language key.
1702     moment.lang = function (key, values) {
1703         var r;
1704         if (!key) {
1705             return moment.fn._lang._abbr;
1706         }
1707         if (values) {
1708             loadLang(normalizeLanguage(key), values);
1709         } else if (values === null) {
1710             unloadLang(key);
1711             key = 'en';
1712         } else if (!languages[key]) {
1713             getLangDefinition(key);
1714         }
1715         r = moment.duration.fn._lang = moment.fn._lang = getLangDefinition(key);
1716         return r._abbr;
1717     };
1718
1719     // returns language data
1720     moment.langData = function (key) {
1721         if (key && key._lang && key._lang._abbr) {
1722             key = key._lang._abbr;
1723         }
1724         return getLangDefinition(key);
1725     };
1726
1727     // compare moment object
1728     moment.isMoment = function (obj) {
1729         return obj instanceof Moment ||
1730             (obj != null &&  obj.hasOwnProperty('_isAMomentObject'));
1731     };
1732
1733     // for typechecking Duration objects
1734     moment.isDuration = function (obj) {
1735         return obj instanceof Duration;
1736     };
1737
1738     for (i = lists.length - 1; i >= 0; --i) {
1739         makeList(lists[i]);
1740     }
1741
1742     moment.normalizeUnits = function (units) {
1743         return normalizeUnits(units);
1744     };
1745
1746     moment.invalid = function (flags) {
1747         var m = moment.utc(NaN);
1748         if (flags != null) {
1749             extend(m._pf, flags);
1750         }
1751         else {
1752             m._pf.userInvalidated = true;
1753         }
1754
1755         return m;
1756     };
1757
1758     moment.parseZone = function (input) {
1759         return moment(input).parseZone();
1760     };
1761
1762     /************************************
1763         Moment Prototype
1764     ************************************/
1765
1766
1767     extend(moment.fn = Moment.prototype, {
1768
1769         clone : function () {
1770             return moment(this);
1771         },
1772
1773         valueOf : function () {
1774             return +this._d + ((this._offset || 0) * 60000);
1775         },
1776
1777         unix : function () {
1778             return Math.floor(+this / 1000);
1779         },
1780
1781         toString : function () {
1782             return this.clone().lang('en').format("ddd MMM DD YYYY HH:mm:ss [GMT]ZZ");
1783         },
1784
1785         toDate : function () {
1786             return this._offset ? new Date(+this) : this._d;
1787         },
1788
1789         toISOString : function () {
1790             var m = moment(this).utc();
1791             if (0 < m.year() && m.year() <= 9999) {
1792                 return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
1793             } else {
1794                 return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
1795             }
1796         },
1797
1798         toArray : function () {
1799             var m = this;
1800             return [
1801                 m.year(),
1802                 m.month(),
1803                 m.date(),
1804                 m.hours(),
1805                 m.minutes(),
1806                 m.seconds(),
1807                 m.milliseconds()
1808             ];
1809         },
1810
1811         isValid : function () {
1812             return isValid(this);
1813         },
1814
1815         isDSTShifted : function () {
1816
1817             if (this._a) {
1818                 return this.isValid() && compareArrays(this._a, (this._isUTC ? moment.utc(this._a) : moment(this._a)).toArray()) > 0;
1819             }
1820
1821             return false;
1822         },
1823
1824         parsingFlags : function () {
1825             return extend({}, this._pf);
1826         },
1827
1828         invalidAt: function () {
1829             return this._pf.overflow;
1830         },
1831
1832         utc : function () {
1833             return this.zone(0);
1834         },
1835
1836         local : function () {
1837             this.zone(0);
1838             this._isUTC = false;
1839             return this;
1840         },
1841
1842         format : function (inputString) {
1843             var output = formatMoment(this, inputString || moment.defaultFormat);
1844             return this.lang().postformat(output);
1845         },
1846
1847         add : function (input, val) {
1848             var dur;
1849             // switch args to support add('s', 1) and add(1, 's')
1850             if (typeof input === 'string') {
1851                 dur = moment.duration(+val, input);
1852             } else {
1853                 dur = moment.duration(input, val);
1854             }
1855             addOrSubtractDurationFromMoment(this, dur, 1);
1856             return this;
1857         },
1858
1859         subtract : function (input, val) {
1860             var dur;
1861             // switch args to support subtract('s', 1) and subtract(1, 's')
1862             if (typeof input === 'string') {
1863                 dur = moment.duration(+val, input);
1864             } else {
1865                 dur = moment.duration(input, val);
1866             }
1867             addOrSubtractDurationFromMoment(this, dur, -1);
1868             return this;
1869         },
1870
1871         diff : function (input, units, asFloat) {
1872             var that = makeAs(input, this),
1873                 zoneDiff = (this.zone() - that.zone()) * 6e4,
1874                 diff, output;
1875
1876             units = normalizeUnits(units);
1877
1878             if (units === 'year' || units === 'month') {
1879                 // average number of days in the months in the given dates
1880                 diff = (this.daysInMonth() + that.daysInMonth()) * 432e5; // 24 * 60 * 60 * 1000 / 2
1881                 // difference in months
1882                 output = ((this.year() - that.year()) * 12) + (this.month() - that.month());
1883                 // adjust by taking difference in days, average number of days
1884                 // and dst in the given months.
1885                 output += ((this - moment(this).startOf('month')) -
1886                         (that - moment(that).startOf('month'))) / diff;
1887                 // same as above but with zones, to negate all dst
1888                 output -= ((this.zone() - moment(this).startOf('month').zone()) -
1889                         (that.zone() - moment(that).startOf('month').zone())) * 6e4 / diff;
1890                 if (units === 'year') {
1891                     output = output / 12;
1892                 }
1893             } else {
1894                 diff = (this - that);
1895                 output = units === 'second' ? diff / 1e3 : // 1000
1896                     units === 'minute' ? diff / 6e4 : // 1000 * 60
1897                     units === 'hour' ? diff / 36e5 : // 1000 * 60 * 60
1898                     units === 'day' ? (diff - zoneDiff) / 864e5 : // 1000 * 60 * 60 * 24, negate dst
1899                     units === 'week' ? (diff - zoneDiff) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst
1900                     diff;
1901             }
1902             return asFloat ? output : absRound(output);
1903         },
1904
1905         from : function (time, withoutSuffix) {
1906             return moment.duration(this.diff(time)).lang(this.lang()._abbr).humanize(!withoutSuffix);
1907         },
1908
1909         fromNow : function (withoutSuffix) {
1910             return this.from(moment(), withoutSuffix);
1911         },
1912
1913         calendar : function () {
1914             // We want to compare the start of today, vs this.
1915             // Getting start-of-today depends on whether we're zone'd or not.
1916             var sod = makeAs(moment(), this).startOf('day'),
1917                 diff = this.diff(sod, 'days', true),
1918                 format = diff < -6 ? 'sameElse' :
1919                     diff < -1 ? 'lastWeek' :
1920                     diff < 0 ? 'lastDay' :
1921                     diff < 1 ? 'sameDay' :
1922                     diff < 2 ? 'nextDay' :
1923                     diff < 7 ? 'nextWeek' : 'sameElse';
1924             return this.format(this.lang().calendar(format, this));
1925         },
1926
1927         isLeapYear : function () {
1928             return isLeapYear(this.year());
1929         },
1930
1931         isDST : function () {
1932             return (this.zone() < this.clone().month(0).zone() ||
1933                 this.zone() < this.clone().month(5).zone());
1934         },
1935
1936         day : function (input) {
1937             var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay();
1938             if (input != null) {
1939                 input = parseWeekday(input, this.lang());
1940                 return this.add({ d : input - day });
1941             } else {
1942                 return day;
1943             }
1944         },
1945
1946         month : function (input) {
1947             var utc = this._isUTC ? 'UTC' : '',
1948                 dayOfMonth;
1949
1950             if (input != null) {
1951                 if (typeof input === 'string') {
1952                     input = this.lang().monthsParse(input);
1953                     if (typeof input !== 'number') {
1954                         return this;
1955                     }
1956                 }
1957
1958                 dayOfMonth = this.date();
1959                 this.date(1);
1960                 this._d['set' + utc + 'Month'](input);
1961                 this.date(Math.min(dayOfMonth, this.daysInMonth()));
1962
1963                 moment.updateOffset(this);
1964                 return this;
1965             } else {
1966                 return this._d['get' + utc + 'Month']();
1967             }
1968         },
1969
1970         startOf: function (units) {
1971             units = normalizeUnits(units);
1972             // the following switch intentionally omits break keywords
1973             // to utilize falling through the cases.
1974             switch (units) {
1975             case 'year':
1976                 this.month(0);
1977                 /* falls through */
1978             case 'month':
1979                 this.date(1);
1980                 /* falls through */
1981             case 'week':
1982             case 'isoWeek':
1983             case 'day':
1984                 this.hours(0);
1985                 /* falls through */
1986             case 'hour':
1987                 this.minutes(0);
1988                 /* falls through */
1989             case 'minute':
1990                 this.seconds(0);
1991                 /* falls through */
1992             case 'second':
1993                 this.milliseconds(0);
1994                 /* falls through */
1995             }
1996
1997             // weeks are a special case
1998             if (units === 'week') {
1999                 this.weekday(0);
2000             } else if (units === 'isoWeek') {
2001                 this.isoWeekday(1);
2002             }
2003
2004             return this;
2005         },
2006
2007         endOf: function (units) {
2008             units = normalizeUnits(units);
2009             return this.startOf(units).add((units === 'isoWeek' ? 'week' : units), 1).subtract('ms', 1);
2010         },
2011
2012         isAfter: function (input, units) {
2013             units = typeof units !== 'undefined' ? units : 'millisecond';
2014             return +this.clone().startOf(units) > +moment(input).startOf(units);
2015         },
2016
2017         isBefore: function (input, units) {
2018             units = typeof units !== 'undefined' ? units : 'millisecond';
2019             return +this.clone().startOf(units) < +moment(input).startOf(units);
2020         },
2021
2022         isSame: function (input, units) {
2023             units = units || 'ms';
2024             return +this.clone().startOf(units) === +makeAs(input, this).startOf(units);
2025         },
2026
2027         min: function (other) {
2028             other = moment.apply(null, arguments);
2029             return other < this ? this : other;
2030         },
2031
2032         max: function (other) {
2033             other = moment.apply(null, arguments);
2034             return other > this ? this : other;
2035         },
2036
2037         zone : function (input) {
2038             var offset = this._offset || 0;
2039             if (input != null) {
2040                 if (typeof input === "string") {
2041                     input = timezoneMinutesFromString(input);
2042                 }
2043                 if (Math.abs(input) < 16) {
2044                     input = input * 60;
2045                 }
2046                 this._offset = input;
2047                 this._isUTC = true;
2048                 if (offset !== input) {
2049                     addOrSubtractDurationFromMoment(this, moment.duration(offset - input, 'm'), 1, true);
2050                 }
2051             } else {
2052                 return this._isUTC ? offset : this._d.getTimezoneOffset();
2053             }
2054             return this;
2055         },
2056
2057         zoneAbbr : function () {
2058             return this._isUTC ? "UTC" : "";
2059         },
2060
2061         zoneName : function () {
2062             return this._isUTC ? "Coordinated Universal Time" : "";
2063         },
2064
2065         parseZone : function () {
2066             if (this._tzm) {
2067                 this.zone(this._tzm);
2068             } else if (typeof this._i === 'string') {
2069                 this.zone(this._i);
2070             }
2071             return this;
2072         },
2073
2074         hasAlignedHourOffset : function (input) {
2075             if (!input) {
2076                 input = 0;
2077             }
2078             else {
2079                 input = moment(input).zone();
2080             }
2081
2082             return (this.zone() - input) % 60 === 0;
2083         },
2084
2085         daysInMonth : function () {
2086             return daysInMonth(this.year(), this.month());
2087         },
2088
2089         dayOfYear : function (input) {
2090             var dayOfYear = round((moment(this).startOf('day') - moment(this).startOf('year')) / 864e5) + 1;
2091             return input == null ? dayOfYear : this.add("d", (input - dayOfYear));
2092         },
2093
2094         quarter : function () {
2095             return Math.ceil((this.month() + 1.0) / 3.0);
2096         },
2097
2098         weekYear : function (input) {
2099             var year = weekOfYear(this, this.lang()._week.dow, this.lang()._week.doy).year;
2100             return input == null ? year : this.add("y", (input - year));
2101         },
2102
2103         isoWeekYear : function (input) {
2104             var year = weekOfYear(this, 1, 4).year;
2105             return input == null ? year : this.add("y", (input - year));
2106         },
2107
2108         week : function (input) {
2109             var week = this.lang().week(this);
2110             return input == null ? week : this.add("d", (input - week) * 7);
2111         },
2112
2113         isoWeek : function (input) {
2114             var week = weekOfYear(this, 1, 4).week;
2115             return input == null ? week : this.add("d", (input - week) * 7);
2116         },
2117
2118         weekday : function (input) {
2119             var weekday = (this.day() + 7 - this.lang()._week.dow) % 7;
2120             return input == null ? weekday : this.add("d", input - weekday);
2121         },
2122
2123         isoWeekday : function (input) {
2124             // behaves the same as moment#day except
2125             // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)
2126             // as a setter, sunday should belong to the previous week.
2127             return input == null ? this.day() || 7 : this.day(this.day() % 7 ? input : input - 7);
2128         },
2129
2130         get : function (units) {
2131             units = normalizeUnits(units);
2132             return this[units]();
2133         },
2134
2135         set : function (units, value) {
2136             units = normalizeUnits(units);
2137             if (typeof this[units] === 'function') {
2138                 this[units](value);
2139             }
2140             return this;
2141         },
2142
2143         // If passed a language key, it will set the language for this
2144         // instance.  Otherwise, it will return the language configuration
2145         // variables for this instance.
2146         lang : function (key) {
2147             if (key === undefined) {
2148                 return this._lang;
2149             } else {
2150                 this._lang = getLangDefinition(key);
2151                 return this;
2152             }
2153         }
2154     });
2155
2156     // helper for adding shortcuts
2157     function makeGetterAndSetter(name, key) {
2158         moment.fn[name] = moment.fn[name + 's'] = function (input) {
2159             var utc = this._isUTC ? 'UTC' : '';
2160             if (input != null) {
2161                 this._d['set' + utc + key](input);
2162                 moment.updateOffset(this);
2163                 return this;
2164             } else {
2165                 return this._d['get' + utc + key]();
2166             }
2167         };
2168     }
2169
2170     // loop through and add shortcuts (Month, Date, Hours, Minutes, Seconds, Milliseconds)
2171     for (i = 0; i < proxyGettersAndSetters.length; i ++) {
2172         makeGetterAndSetter(proxyGettersAndSetters[i].toLowerCase().replace(/s$/, ''), proxyGettersAndSetters[i]);
2173     }
2174
2175     // add shortcut for year (uses different syntax than the getter/setter 'year' == 'FullYear')
2176     makeGetterAndSetter('year', 'FullYear');
2177
2178     // add plural methods
2179     moment.fn.days = moment.fn.day;
2180     moment.fn.months = moment.fn.month;
2181     moment.fn.weeks = moment.fn.week;
2182     moment.fn.isoWeeks = moment.fn.isoWeek;
2183
2184     // add aliased format methods
2185     moment.fn.toJSON = moment.fn.toISOString;
2186
2187     /************************************
2188         Duration Prototype
2189     ************************************/
2190
2191
2192     extend(moment.duration.fn = Duration.prototype, {
2193
2194         _bubble : function () {
2195             var milliseconds = this._milliseconds,
2196                 days = this._days,
2197                 months = this._months,
2198                 data = this._data,
2199                 seconds, minutes, hours, years;
2200
2201             // The following code bubbles up values, see the tests for
2202             // examples of what that means.
2203             data.milliseconds = milliseconds % 1000;
2204
2205             seconds = absRound(milliseconds / 1000);
2206             data.seconds = seconds % 60;
2207
2208             minutes = absRound(seconds / 60);
2209             data.minutes = minutes % 60;
2210
2211             hours = absRound(minutes / 60);
2212             data.hours = hours % 24;
2213
2214             days += absRound(hours / 24);
2215             data.days = days % 30;
2216
2217             months += absRound(days / 30);
2218             data.months = months % 12;
2219
2220             years = absRound(months / 12);
2221             data.years = years;
2222         },
2223
2224         weeks : function () {
2225             return absRound(this.days() / 7);
2226         },
2227
2228         valueOf : function () {
2229             return this._milliseconds +
2230               this._days * 864e5 +
2231               (this._months % 12) * 2592e6 +
2232               toInt(this._months / 12) * 31536e6;
2233         },
2234
2235         humanize : function (withSuffix) {
2236             var difference = +this,
2237                 output = relativeTime(difference, !withSuffix, this.lang());
2238
2239             if (withSuffix) {
2240                 output = this.lang().pastFuture(difference, output);
2241             }
2242
2243             return this.lang().postformat(output);
2244         },
2245
2246         add : function (input, val) {
2247             // supports only 2.0-style add(1, 's') or add(moment)
2248             var dur = moment.duration(input, val);
2249
2250             this._milliseconds += dur._milliseconds;
2251             this._days += dur._days;
2252             this._months += dur._months;
2253
2254             this._bubble();
2255
2256             return this;
2257         },
2258
2259         subtract : function (input, val) {
2260             var dur = moment.duration(input, val);
2261
2262             this._milliseconds -= dur._milliseconds;
2263             this._days -= dur._days;
2264             this._months -= dur._months;
2265
2266             this._bubble();
2267
2268             return this;
2269         },
2270
2271         get : function (units) {
2272             units = normalizeUnits(units);
2273             return this[units.toLowerCase() + 's']();
2274         },
2275
2276         as : function (units) {
2277             units = normalizeUnits(units);
2278             return this['as' + units.charAt(0).toUpperCase() + units.slice(1) + 's']();
2279         },
2280
2281         lang : moment.fn.lang,
2282
2283         toIsoString : function () {
2284             // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js
2285             var years = Math.abs(this.years()),
2286                 months = Math.abs(this.months()),
2287                 days = Math.abs(this.days()),
2288                 hours = Math.abs(this.hours()),
2289                 minutes = Math.abs(this.minutes()),
2290                 seconds = Math.abs(this.seconds() + this.milliseconds() / 1000);
2291
2292             if (!this.asSeconds()) {
2293                 // this is the same as C#'s (Noda) and python (isodate)...
2294                 // but not other JS (goog.date)
2295                 return 'P0D';
2296             }
2297
2298             return (this.asSeconds() < 0 ? '-' : '') +
2299                 'P' +
2300                 (years ? years + 'Y' : '') +
2301                 (months ? months + 'M' : '') +
2302                 (days ? days + 'D' : '') +
2303                 ((hours || minutes || seconds) ? 'T' : '') +
2304                 (hours ? hours + 'H' : '') +
2305                 (minutes ? minutes + 'M' : '') +
2306                 (seconds ? seconds + 'S' : '');
2307         }
2308     });
2309
2310     function makeDurationGetter(name) {
2311         moment.duration.fn[name] = function () {
2312             return this._data[name];
2313         };
2314     }
2315
2316     function makeDurationAsGetter(name, factor) {
2317         moment.duration.fn['as' + name] = function () {
2318             return +this / factor;
2319         };
2320     }
2321
2322     for (i in unitMillisecondFactors) {
2323         if (unitMillisecondFactors.hasOwnProperty(i)) {
2324             makeDurationAsGetter(i, unitMillisecondFactors[i]);
2325             makeDurationGetter(i.toLowerCase());
2326         }
2327     }
2328
2329     makeDurationAsGetter('Weeks', 6048e5);
2330     moment.duration.fn.asMonths = function () {
2331         return (+this - this.years() * 31536e6) / 2592e6 + this.years() * 12;
2332     };
2333
2334
2335     /************************************
2336         Default Lang
2337     ************************************/
2338
2339
2340     // Set default language, other languages will inherit from English.
2341     moment.lang('en', {
2342         ordinal : function (number) {
2343             var b = number % 10,
2344                 output = (toInt(number % 100 / 10) === 1) ? 'th' :
2345                 (b === 1) ? 'st' :
2346                 (b === 2) ? 'nd' :
2347                 (b === 3) ? 'rd' : 'th';
2348             return number + output;
2349         }
2350     });
2351
2352     /* EMBED_LANGUAGES */
2353
2354     /************************************
2355         Exposing Moment
2356     ************************************/
2357
2358     function makeGlobal(deprecate) {
2359         var warned = false, local_moment = moment;
2360         /*global ender:false */
2361         if (typeof ender !== 'undefined') {
2362             return;
2363         }
2364         // here, `this` means `window` in the browser, or `global` on the server
2365         // add `moment` as a global object via a string identifier,
2366         // for Closure Compiler "advanced" mode
2367         if (deprecate) {
2368             global.moment = function () {
2369                 if (!warned && console && console.warn) {
2370                     warned = true;
2371                     console.warn(
2372                             "Accessing Moment through the global scope is " +
2373                             "deprecated, and will be removed in an upcoming " +
2374                             "release.");
2375                 }
2376                 return local_moment.apply(null, arguments);
2377             };
2378             extend(global.moment, local_moment);
2379         } else {
2380             global['moment'] = moment;
2381         }
2382     }
2383
2384     // CommonJS module is defined
2385     if (hasModule) {
2386         module.exports = moment;
2387         makeGlobal(true);
2388     } else if (typeof define === "function" && define.amd) {
2389         define("moment", function (require, exports, module) {
2390             if (module.config && module.config() && module.config().noGlobal !== true) {
2391                 // If user provided noGlobal, he is aware of global
2392                 makeGlobal(module.config().noGlobal === undefined);
2393             }
2394
2395             return moment;
2396         });
2397     } else {
2398         makeGlobal();
2399     }
2400 }).call(this);