526 lines
18 KiB
JavaScript
526 lines
18 KiB
JavaScript
// Moment.js
|
|
//
|
|
// (c) 2011 Tim Wood
|
|
// Moment.js is freely distributable under the terms of the MIT license.
|
|
//
|
|
// Version 1.1.2
|
|
|
|
(function (Date, undefined) {
|
|
|
|
var moment,
|
|
round = Math.round,
|
|
languages = {},
|
|
hasModule = (typeof module !== 'undefined'),
|
|
paramsToParse = 'months|monthsShort|weekdays|weekdaysShort|longDateFormat|relativeTime|ordinal|meridiem'.split('|'),
|
|
i,
|
|
VERSION = "1.1.2",
|
|
shortcuts = 'Month|Date|Hours|Minutes|Seconds'.split('|');
|
|
|
|
// left zero fill a number
|
|
// see http://jsperf.com/left-zero-filling for performance comparison
|
|
function leftZeroFill(number, targetLength) {
|
|
var output = number + '';
|
|
while (output.length < targetLength) {
|
|
output = '0' + output;
|
|
}
|
|
return output;
|
|
}
|
|
|
|
// helper function for _.addTime and _.subtractTime
|
|
function dateAddRemove(date, _input, adding, val) {
|
|
var isString = (typeof _input === 'string'),
|
|
input = isString ? {} : _input,
|
|
ms, M, currentDate;
|
|
if (isString && val) {
|
|
input[_input] = val;
|
|
}
|
|
ms = (input.ms || input.milliseconds || 0) +
|
|
(input.s || input.seconds || 0) * 1e3 + // 1000
|
|
(input.m || input.minutes || 0) * 6e4 + // 1000 * 60
|
|
(input.h || input.hours || 0) * 36e5 + // 1000 * 60 * 60
|
|
(input.d || input.days || 0) * 864e5 + // 1000 * 60 * 60 * 24
|
|
(input.w || input.weeks || 0) * 6048e5; // 1000 * 60 * 60 * 24 * 7
|
|
M = (input.M || input.months || 0) +
|
|
(input.y || input.years || 0) * 12;
|
|
if (ms) {
|
|
date.setTime(+date + ms * adding);
|
|
}
|
|
if (M) {
|
|
currentDate = date.getDate();
|
|
date.setDate(1);
|
|
date.setMonth(date.getMonth() + M * adding);
|
|
date.setDate(Math.min(new Date(date.getFullYear(), date.getMonth() + 1, 0).getDate(), currentDate));
|
|
}
|
|
return date;
|
|
}
|
|
|
|
// check if is an array
|
|
function isArray(input) {
|
|
return Object.prototype.toString.call(input) === '[object Array]';
|
|
}
|
|
|
|
// convert an array to a date.
|
|
// the array should mirror the parameters below
|
|
// note: all values past the year are optional and will default to the lowest possible value.
|
|
// [year, month, day , hour, minute, second, millisecond]
|
|
function dateFromArray(input) {
|
|
return new Date(input[0], input[1] || 0, input[2] || 1, input[3] || 0, input[4] || 0, input[5] || 0, input[6] || 0);
|
|
}
|
|
|
|
// format date using native date object
|
|
function formatDate(date, inputString) {
|
|
var currentMonth = date.getMonth(),
|
|
currentDate = date.getDate(),
|
|
currentYear = date.getFullYear(),
|
|
currentDay = date.getDay(),
|
|
currentHours = date.getHours(),
|
|
currentMinutes = date.getMinutes(),
|
|
currentSeconds = date.getSeconds(),
|
|
charactersToReplace = /(\\)?(Mo|MM?M?M?|Do|DDDo|DD?D?D?|dddd?|do?|w[o|w]?|YYYY|YY|a|A|hh?|HH?|mm?|ss?|zz?|LL?L?L?)/g,
|
|
nonuppercaseLetters = /[^A-Z]/g,
|
|
timezoneRegex = /\([A-Za-z ]+\)|:[0-9]{2} [A-Z]{3} /g,
|
|
ordinal = moment.ordinal,
|
|
meridiem = moment.meridiem;
|
|
// check if the character is a format
|
|
// return formatted string or non string.
|
|
//
|
|
// uses switch/case instead of an object of named functions (like http://phpjs.org/functions/date:380)
|
|
// for minification and performance
|
|
// see http://jsperf.com/object-of-functions-vs-switch for performance comparison
|
|
function replaceFunction(input) {
|
|
// create a couple variables to be used later inside one of the cases.
|
|
var a, b;
|
|
switch (input) {
|
|
// MONTH
|
|
case 'M' :
|
|
return currentMonth + 1;
|
|
case 'Mo' :
|
|
return (currentMonth + 1) + ordinal(currentMonth + 1);
|
|
case 'MM' :
|
|
return leftZeroFill(currentMonth + 1, 2);
|
|
case 'MMM' :
|
|
return moment.monthsShort[currentMonth];
|
|
case 'MMMM' :
|
|
return moment.months[currentMonth];
|
|
// DAY OF MONTH
|
|
case 'D' :
|
|
return currentDate;
|
|
case 'Do' :
|
|
return currentDate + ordinal(currentDate);
|
|
case 'DD' :
|
|
return leftZeroFill(currentDate, 2);
|
|
// DAY OF YEAR
|
|
case 'DDD' :
|
|
a = new Date(currentYear, currentMonth, currentDate);
|
|
b = new Date(currentYear, 0, 1);
|
|
return ~~ (((a - b) / 864e5) + 1.5);
|
|
case 'DDDo' :
|
|
a = replaceFunction('DDD');
|
|
return a + ordinal(a);
|
|
case 'DDDD' :
|
|
return leftZeroFill(replaceFunction('DDD'), 3);
|
|
// WEEKDAY
|
|
case 'd' :
|
|
return currentDay;
|
|
case 'do' :
|
|
return currentDay + ordinal(currentDay);
|
|
case 'ddd' :
|
|
return moment.weekdaysShort[currentDay];
|
|
case 'dddd' :
|
|
return moment.weekdays[currentDay];
|
|
// WEEK OF YEAR
|
|
case 'w' :
|
|
a = new Date(currentYear, currentMonth, currentDate - currentDay + 5);
|
|
b = new Date(a.getFullYear(), 0, 4);
|
|
return ~~ ((a - b) / 864e5 / 7 + 1.5);
|
|
case 'wo' :
|
|
a = replaceFunction('w');
|
|
return a + ordinal(a);
|
|
case 'ww' :
|
|
return leftZeroFill(replaceFunction('w'), 2);
|
|
// YEAR
|
|
case 'YY' :
|
|
return leftZeroFill(currentYear % 100, 2);
|
|
case 'YYYY' :
|
|
return currentYear;
|
|
// AM / PM
|
|
case 'a' :
|
|
return currentHours > 11 ? meridiem.pm : meridiem.am;
|
|
case 'A' :
|
|
return currentHours > 11 ? meridiem.PM : meridiem.AM;
|
|
// 24 HOUR
|
|
case 'H' :
|
|
return currentHours;
|
|
case 'HH' :
|
|
return leftZeroFill(currentHours, 2);
|
|
// 12 HOUR
|
|
case 'h' :
|
|
return currentHours % 12 || 12;
|
|
case 'hh' :
|
|
return leftZeroFill(currentHours % 12 || 12, 2);
|
|
// MINUTE
|
|
case 'm' :
|
|
return currentMinutes;
|
|
case 'mm' :
|
|
return leftZeroFill(currentMinutes, 2);
|
|
// SECOND
|
|
case 's' :
|
|
return currentSeconds;
|
|
case 'ss' :
|
|
return leftZeroFill(currentSeconds, 2);
|
|
// TIMEZONE
|
|
case 'zz' :
|
|
// depreciating 'zz' fall through to 'z'
|
|
case 'z' :
|
|
return (date.toString().match(timezoneRegex) || [''])[0].replace(nonuppercaseLetters, '');
|
|
// LONG DATES
|
|
case 'L' :
|
|
case 'LL' :
|
|
case 'LLL' :
|
|
case 'LLLL' :
|
|
return formatDate(date, moment.longDateFormat[input]);
|
|
// DEFAULT
|
|
default :
|
|
return input.replace("\\", "");
|
|
}
|
|
}
|
|
return inputString.replace(charactersToReplace, replaceFunction);
|
|
}
|
|
|
|
// date from string and format string
|
|
function makeDateFromStringAndFormat(string, format) {
|
|
var inArray = [0],
|
|
tokenCharacters = /(\\)?(MM?|DD?D?D?|YYYY|YY|a|A|hh?|HH?|mm?|ss?)/g,
|
|
inputCharacters = /(\\)?([0-9]+|am|pm)/gi,
|
|
inputParts = string.match(inputCharacters),
|
|
formatParts = format.match(tokenCharacters),
|
|
i,
|
|
isPm;
|
|
|
|
// function to convert string input to date
|
|
function addTime(format, input) {
|
|
switch (format) {
|
|
// MONTH
|
|
case 'M' :
|
|
// fall through to MM
|
|
case 'MM' :
|
|
inArray[1] = ~~input - 1;
|
|
break;
|
|
// DAY OF MONTH
|
|
case 'D' :
|
|
// fall through to DDDD
|
|
case 'DD' :
|
|
// fall through to DDDD
|
|
case 'DDD' :
|
|
// fall through to DDDD
|
|
case 'DDDD' :
|
|
inArray[2] = ~~input;
|
|
break;
|
|
// YEAR
|
|
case 'YY' :
|
|
input = ~~input;
|
|
inArray[0] = input + (input > 70 ? 1900 : 2000);
|
|
break;
|
|
case 'YYYY' :
|
|
inArray[0] = ~~input;
|
|
break;
|
|
// AM / PM
|
|
case 'a' :
|
|
// fall through to A
|
|
case 'A' :
|
|
isPm = (input.toLowerCase() === 'pm');
|
|
break;
|
|
// 24 HOUR
|
|
case 'H' :
|
|
// fall through to hh
|
|
case 'HH' :
|
|
// fall through to hh
|
|
case 'h' :
|
|
// fall through to hh
|
|
case 'hh' :
|
|
inArray[3] = ~~input;
|
|
break;
|
|
// MINUTE
|
|
case 'm' :
|
|
// fall through to mm
|
|
case 'mm' :
|
|
inArray[4] = ~~input;
|
|
break;
|
|
// SECOND
|
|
case 's' :
|
|
// fall through to ss
|
|
case 'ss' :
|
|
inArray[5] = ~~input;
|
|
break;
|
|
}
|
|
}
|
|
for (i = 0; i < formatParts.length; i++) {
|
|
addTime(formatParts[i], inputParts[i]);
|
|
}
|
|
// handle am pm
|
|
if (isPm && inArray[3] < 12) {
|
|
inArray[3] += 12;
|
|
}
|
|
return dateFromArray(inArray);
|
|
}
|
|
|
|
// compare two arrays, return the number of differences
|
|
function compareArrays(array1, array2) {
|
|
var len = Math.min(array1.length, array2.length),
|
|
lengthDiff = Math.abs(array1.length - array2.length),
|
|
diffs = 0,
|
|
i;
|
|
for (i = 0; i < len; i++) {
|
|
if (~~array1[i] !== ~~array2[i]) {
|
|
diffs++;
|
|
}
|
|
}
|
|
return diffs + lengthDiff;
|
|
}
|
|
|
|
// date from string and array of format strings
|
|
function makeDateFromStringAndArray(string, formats) {
|
|
var output,
|
|
inputCharacters = /(\\)?([0-9]+|am|pm)/gi,
|
|
inputParts = string.match(inputCharacters),
|
|
scores = [],
|
|
scoreToBeat = 99,
|
|
i,
|
|
curDate,
|
|
curScore;
|
|
for (i = 0; i < formats.length; i++) {
|
|
curDate = makeDateFromStringAndFormat(string, formats[i]);
|
|
curScore = compareArrays(inputParts, formatDate(curDate, formats[i]).match(inputCharacters));
|
|
if (curScore < scoreToBeat) {
|
|
scoreToBeat = curScore;
|
|
output = curDate;
|
|
}
|
|
}
|
|
return output;
|
|
}
|
|
|
|
// Moment prototype object
|
|
function Moment(date) {
|
|
this._d = date;
|
|
}
|
|
|
|
moment = function (input, format) {
|
|
if (input === null) {
|
|
return null;
|
|
}
|
|
var date;
|
|
// parse UnderscoreDate object
|
|
if (input && input._d instanceof Date) {
|
|
date = new Date(+input._d);
|
|
// parse string and format
|
|
} else if (format) {
|
|
if (isArray(format)) {
|
|
date = makeDateFromStringAndArray(input, format);
|
|
} else {
|
|
date = makeDateFromStringAndFormat(input, format);
|
|
}
|
|
// parse everything else
|
|
} else {
|
|
date = input === undefined ? new Date() :
|
|
input instanceof Date ? input :
|
|
isArray(input) ? dateFromArray(input) :
|
|
new Date(input);
|
|
}
|
|
return new Moment(date);
|
|
};
|
|
|
|
// version number
|
|
moment.version = VERSION;
|
|
|
|
// language switching and caching
|
|
moment.lang = function (key, values) {
|
|
var i, param, req;
|
|
if (values) {
|
|
languages[key] = values;
|
|
}
|
|
if (languages[key]) {
|
|
for (i = 0; i < paramsToParse.length; i++) {
|
|
param = paramsToParse[i];
|
|
moment[param] = languages[key][param] || moment[param];
|
|
}
|
|
} else {
|
|
if (hasModule) {
|
|
req = require('./lang/' + key);
|
|
moment.lang(key, req);
|
|
}
|
|
}
|
|
};
|
|
|
|
// set default language
|
|
moment.lang('en', {
|
|
months : "January_February_March_April_May_June_July_August_September_October_November_December".split("_"),
|
|
monthsShort : "Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec".split("_"),
|
|
weekdays : "Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday".split("_"),
|
|
weekdaysShort : "Sun_Mon_Tue_Wed_Thu_Fri_Sat".split("_"),
|
|
longDateFormat : {
|
|
L : "MM/DD/YYYY",
|
|
LL : "MMMM D YYYY",
|
|
LLL : "MMMM D YYYY h:mm A",
|
|
LLLL : "dddd, MMMM D YYYY h:mm A"
|
|
},
|
|
meridiem : {
|
|
AM : 'AM',
|
|
am : 'am',
|
|
PM : 'PM',
|
|
pm : 'pm'
|
|
},
|
|
relativeTime : {
|
|
future : "in %s",
|
|
past : "%s ago",
|
|
s : "a few seconds",
|
|
m : "a minute",
|
|
mm : "%d minutes",
|
|
h : "an hour",
|
|
hh : "%d hours",
|
|
d : "a day",
|
|
dd : "%d days",
|
|
M : "a month",
|
|
MM : "%d months",
|
|
y : "a year",
|
|
yy : "%d years"
|
|
},
|
|
ordinal : function (number) {
|
|
var b = number % 10;
|
|
return (~~ (number % 100 / 10) === 1) ? 'th' :
|
|
(b === 1) ? 'st' :
|
|
(b === 2) ? 'nd' :
|
|
(b === 3) ? 'rd' : 'th';
|
|
}
|
|
});
|
|
|
|
// helper function for _date.from() and _date.fromNow()
|
|
function substituteTimeAgo(string, number, withoutSuffix) {
|
|
var rt = moment.relativeTime[string];
|
|
return (typeof rt === 'function') ?
|
|
rt(number || 1, !!withoutSuffix, string) :
|
|
rt.replace(/%d/i, number || 1);
|
|
}
|
|
|
|
function relativeTime(milliseconds, withoutSuffix) {
|
|
var seconds = round(Math.abs(milliseconds) / 1000),
|
|
minutes = round(seconds / 60),
|
|
hours = round(minutes / 60),
|
|
days = round(hours / 24),
|
|
years = round(days / 365),
|
|
args = seconds < 45 && ['s', seconds] ||
|
|
minutes === 1 && ['m'] ||
|
|
minutes < 45 && ['mm', minutes] ||
|
|
hours === 1 && ['h'] ||
|
|
hours < 22 && ['hh', hours] ||
|
|
days === 1 && ['d'] ||
|
|
days <= 25 && ['dd', days] ||
|
|
days <= 45 && ['M'] ||
|
|
days < 345 && ['MM', round(days / 30)] ||
|
|
years === 1 && ['y'] || ['yy', years];
|
|
args[2] = withoutSuffix;
|
|
return substituteTimeAgo.apply({}, args);
|
|
}
|
|
|
|
// shortcut for prototype
|
|
moment.fn = Moment.prototype = {
|
|
|
|
clone : function () {
|
|
return moment(this);
|
|
},
|
|
|
|
valueOf : function () {
|
|
return +this._d;
|
|
},
|
|
|
|
'native' : function () {
|
|
return this._d;
|
|
},
|
|
|
|
format : function (inputString) {
|
|
return formatDate(this._d, inputString);
|
|
},
|
|
|
|
add : function (input, val) {
|
|
this._d = dateAddRemove(this._d, input, 1, val);
|
|
return this;
|
|
},
|
|
|
|
subtract : function (input, val) {
|
|
this._d = dateAddRemove(this._d, input, -1, val);
|
|
return this;
|
|
},
|
|
|
|
diff : function (input, val, asFloat) {
|
|
var inputMoment = moment(input),
|
|
diff = this._d - inputMoment._d,
|
|
year = this.year() - inputMoment.year(),
|
|
month = this.month() - inputMoment.month(),
|
|
day = this.day() - inputMoment.day(),
|
|
output;
|
|
if (val === 'months') {
|
|
output = year * 12 + month + day / 30;
|
|
} else if (val === 'years') {
|
|
output = year + month / 12;
|
|
} else {
|
|
output = val === 'seconds' ? diff / 1e3 : // 1000
|
|
val === 'minutes' ? diff / 6e4 : // 1000 * 60
|
|
val === 'hours' ? diff / 36e5 : // 1000 * 60 * 60
|
|
val === 'days' ? diff / 864e5 : // 1000 * 60 * 60 * 24
|
|
val === 'weeks' ? diff / 6048e5 : // 1000 * 60 * 60 * 24 * 7
|
|
val === 'days' ? diff / 3600 : diff;
|
|
}
|
|
return asFloat ? output : round(output);
|
|
},
|
|
|
|
from : function (time, withoutSuffix) {
|
|
var difference = this.diff(time),
|
|
rel = moment.relativeTime,
|
|
output = relativeTime(difference, withoutSuffix);
|
|
return withoutSuffix ? output : (difference <= 0 ? rel.past : rel.future).replace(/%s/i, output);
|
|
},
|
|
|
|
fromNow : function (withoutSuffix) {
|
|
return this.from(moment(), withoutSuffix);
|
|
},
|
|
|
|
isLeapYear : function () {
|
|
var year = this._d.getFullYear();
|
|
return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;
|
|
}
|
|
};
|
|
|
|
// helper for adding shortcuts
|
|
function makeShortcut(name, key) {
|
|
moment.fn[name] = function (input) {
|
|
if (input != null) {
|
|
this._d['set' + key](input);
|
|
return this;
|
|
} else {
|
|
return this._d['get' + key]();
|
|
}
|
|
};
|
|
}
|
|
|
|
// loop through and add shortcuts
|
|
for (i = 0; i < shortcuts.length; i ++) {
|
|
makeShortcut(shortcuts[i].toLowerCase(), shortcuts[i]);
|
|
}
|
|
|
|
// add shortcut for year (uses different syntax than the getter/setter 'year' == 'FullYear')
|
|
makeShortcut('year', 'FullYear');
|
|
|
|
// add shortcut for day (no setter)
|
|
moment.fn.day = function () {
|
|
return this._d.getDay();
|
|
};
|
|
|
|
// CommonJS module is defined
|
|
if (hasModule) {
|
|
module.exports = moment;
|
|
}
|
|
if (typeof window !== 'undefined') {
|
|
window.moment = moment;
|
|
}
|
|
|
|
})(Date);
|