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Beautifully crafted timelines that are easy and intuitive to use. http://timeline.knightlab.com/
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TimelineJS/source/js/Core/Core/VMM.Date.js

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/* * Utilities and Useful Functions
================================================== */
if(typeof VMM != 'undefined' && typeof VMM.Date == 'undefined') {
VMM.Date = ({
init: function() {
return this;
},
dateformats: {
year: "yyyy",
month_short: "mmm",
month: "mmmm yyyy",
full_short: "mmm d",
full: "mmmm d',' yyyy",
time_short: "h:MM:ss TT",
time_no_seconds_short: "h:MM TT",
time_no_seconds_small_date: "h:MM TT'<br/><small>'mmmm d',' yyyy'</small>'",
full_long: "mmm d',' yyyy 'at' hh:MM TT",
full_long_small_date: "hh:MM TT'<br/><small>mmm d',' yyyy'</small>'"
},
month: ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"],
month_abbr: ["Jan.", "Feb.", "March", "April", "May", "June", "July", "Aug.", "Sept.", "Oct.", "Nov.", "Dec."],
day: ["Sunday","Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"],
day_abbr: ["Sun.", "Mon.", "Tues.", "Wed.", "Thurs.", "Fri.", "Sat."],
hour: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
hour_suffix: ["am"],
//B.C.
bc_format: {
year: "yyyy",
month_short: "mmm",
month: "mmmm yyyy",
full_short: "mmm d",
full: "mmmm d',' yyyy",
time_no_seconds_short: "h:MM TT",
time_no_seconds_small_date: "dddd', 'h:MM TT'<br/><small>'mmmm d',' yyyy'</small>'",
full_long: "dddd',' mmm d',' yyyy 'at' hh:MM TT",
full_long_small_date: "hh:MM TT'<br/><small>'dddd',' mmm d',' yyyy'</small>'"
},
setLanguage: function(lang) {
trace("SET DATE LANGUAGE");
VMM.Date.dateformats = lang.dateformats;
VMM.Date.month = lang.date.month;
VMM.Date.month_abbr = lang.date.month_abbr;
VMM.Date.day = lang.date.day;
VMM.Date.day_abbr = lang.date.day_abbr;
dateFormat.i18n.dayNames = lang.date.day_abbr.concat(lang.date.day);
dateFormat.i18n.monthNames = lang.date.month_abbr.concat(lang.date.month);
},
parse: function(d, precision) {
"use strict";
var date,
date_array,
time_array,
time_parse,
p = {
year: false,
month: false,
day: false,
hour: false,
minute: false,
second: false,
millisecond: false
};
if (type.of(d) == "date") {
trace("DEBUG THIS, ITs A DATE");
date = d;
} else {
date = new Date(0, 0, 1, 0, 0, 0, 0);
if ( d.match(/,/gi) ) {
date_array = d.split(",");
for(var i = 0; i < date_array.length; i++) {
date_array[i] = parseInt(date_array[i], 10);
}
if (date_array[0]) {
date.setFullYear(date_array[0]);
p.year = true;
}
if (date_array[1]) {
date.setMonth(date_array[1] - 1);
p.month = true;
}
if (date_array[2]) {
date.setDate(date_array[2]);
p.day = true;
}
if (date_array[3]) {
date.setHours(date_array[3]);
p.hour = true;
}
if (date_array[4]) {
date.setMinutes(date_array[4]);
p.minute = true;
}
if (date_array[5]) {
date.setSeconds(date_array[5]);
if (date_array[5] >= 1) {
p.second = true;
}
}
if (date_array[6]) {
date.setMilliseconds(date_array[6]);
if (date_array[6] >= 1) {
p.millisecond = true;
}
}
} else if (d.match("/")) {
if (d.match(" ")) {
time_parse = d.split(" ");
if (d.match(":")) {
time_array = time_parse[1].split(":");
if (time_array[0] >= 0 ) {
date.setHours(time_array[0]);
p.hour = true;
}
if (time_array[1] >= 0) {
date.setMinutes(time_array[1]);
p.minute = true;
}
if (time_array[2] >= 0) {
date.setSeconds(time_array[2]);
p.second = true;
}
if (time_array[3] >= 0) {
date.setMilliseconds(time_array[3]);
p.millisecond = true;
}
}
date_array = time_parse[0].split("/");
} else {
date_array = d.split("/");
}
if (date_array[2]) {
date.setFullYear(date_array[2]);
p.year = true;
}
if (date_array[0] >= 0) {
date.setMonth(date_array[0] - 1);
p.month = true;
}
if (date_array[1] >= 0) {
if (date_array[1].length > 2) {
date.setFullYear(date_array[1]);
p.year = true;
} else {
date.setDate(date_array[1]);
p.day = true;
}
}
} else if (d.match("now")) {
var now = new Date();
date.setFullYear(now.getFullYear());
p.year = true;
date.setMonth(now.getMonth());
p.month = true;
date.setDate(now.getDate());
p.day = true;
if (d.match("hours")) {
date.setHours(now.getHours());
p.hour = true;
}
if (d.match("minutes")) {
date.setHours(now.getHours());
date.setMinutes(now.getMinutes());
p.hour = true;
p.minute = true;
}
if (d.match("seconds")) {
date.setHours(now.getHours());
date.setMinutes(now.getMinutes());
date.setSeconds(now.getSeconds());
p.hour = true;
p.minute = true;
p.second = true;
}
if (d.match("milliseconds")) {
date.setHours(now.getHours());
date.setMinutes(now.getMinutes());
date.setSeconds(now.getSeconds());
date.setMilliseconds(now.getMilliseconds());
p.hour = true;
p.minute = true;
p.second = true;
p.millisecond = true;
}
} else if (d.length <= 8) {
p.year = true;
date.setFullYear(parseInt(d, 10));
date.setMonth(0);
date.setDate(1);
date.setHours(0);
date.setMinutes(0);
date.setSeconds(0);
date.setMilliseconds(0);
} else if (d.match("T")) {
if (navigator.userAgent.match(/MSIE\s(?!9.0)/)) {
// IE 8 < Won't accept dates with a "-" in them.
time_parse = d.split("T");
if (d.match(":")) {
time_array = time_parse[1].split(":");
if (time_array[0] >= 1) {
date.setHours(time_array[0]);
p.hour = true;
}
if (time_array[1] >= 1) {
date.setMinutes(time_array[1]);
p.minute = true;
}
if (time_array[2] >= 1) {
date.setSeconds(time_array[2]);
if (time_array[2] >= 1) {
p.second = true;
}
}
if (time_array[3] >= 1) {
date.setMilliseconds(time_array[3]);
if (time_array[3] >= 1) {
p.millisecond = true;
}
}
}
date_array = time_parse[0].split("-");
if (date_array[0]) {
date.setFullYear(date_array[0]);
p.year = true;
}
if (date_array[1] >= 0) {
date.setMonth(date_array[1] - 1);
p.month = true;
}
if (date_array[2] >= 0) {
date.setDate(date_array[2]);
p.day = true;
}
} else {
date = new Date(Date.parse(d));
p.year = true;
p.month = true;
p.day = true;
p.hour = true;
p.minute = true;
if (date.getSeconds() >= 1) {
p.second = true;
}
if (date.getMilliseconds() >= 1) {
p.millisecond = true;
}
}
} else {
date = new Date(
parseInt(d.slice(0,4), 10),
parseInt(d.slice(4,6), 10) - 1,
parseInt(d.slice(6,8), 10),
parseInt(d.slice(8,10), 10),
parseInt(d.slice(10,12), 10)
);
p.year = true;
p.month = true;
p.day = true;
p.hour = true;
p.minute = true;
if (date.getSeconds() >= 1) {
p.second = true;
}
if (date.getMilliseconds() >= 1) {
p.millisecond = true;
}
}
}
if (precision != null && precision != "") {
return {
date: date,
precision: p
};
} else {
return date;
}
},
prettyDate: function(d, is_abbr, p, d2) {
var _date,
_date2,
format,
bc_check,
is_pair = false,
bc_original,
bc_number,
bc_string;
if (d2 != null && d2 != "" && typeof d2 != 'undefined') {
is_pair = true;
trace("D2 " + d2);
}
if (type.of(d) == "date") {
if (type.of(p) == "object") {
if (p.millisecond || p.second && d.getSeconds() >= 1) {
// YEAR MONTH DAY HOUR MINUTE
if (is_abbr){
format = VMM.Date.dateformats.time_short;
} else {
format = VMM.Date.dateformats.time_short;
}
} else if (p.minute) {
// YEAR MONTH DAY HOUR MINUTE
if (is_abbr){
format = VMM.Date.dateformats.time_no_seconds_short;
} else {
format = VMM.Date.dateformats.time_no_seconds_small_date;
}
} else if (p.hour) {
// YEAR MONTH DAY HOUR
if (is_abbr) {
format = VMM.Date.dateformats.time_no_seconds_short;
} else {
format = VMM.Date.dateformats.time_no_seconds_small_date;
}
} else if (p.day) {
// YEAR MONTH DAY
if (is_abbr) {
format = VMM.Date.dateformats.full_short;
} else {
format = VMM.Date.dateformats.full;
}
} else if (p.month) {
// YEAR MONTH
if (is_abbr) {
format = VMM.Date.dateformats.month_short;
} else {
format = VMM.Date.dateformats.month;
}
} else if (p.year) {
format = VMM.Date.dateformats.year;
} else {
format = VMM.Date.dateformats.year;
}
} else {
if (d.getMonth() === 0 && d.getDate() == 1 && d.getHours() === 0 && d.getMinutes() === 0 ) {
// YEAR ONLY
format = VMM.Date.dateformats.year;
} else if (d.getDate() <= 1 && d.getHours() === 0 && d.getMinutes() === 0) {
// YEAR MONTH
if (is_abbr) {
format = VMM.Date.dateformats.month_short;
} else {
format = VMM.Date.dateformats.month;
}
} else if (d.getHours() === 0 && d.getMinutes() === 0) {
// YEAR MONTH DAY
if (is_abbr) {
format = VMM.Date.dateformats.full_short;
} else {
format = VMM.Date.dateformats.full;
}
} else if (d.getMinutes() === 0) {
// YEAR MONTH DAY HOUR
if (is_abbr) {
format = VMM.Date.dateformats.time_no_seconds_short;
} else {
format = VMM.Date.dateformats.time_no_seconds_small_date;
}
} else {
// YEAR MONTH DAY HOUR MINUTE
if (is_abbr){
format = VMM.Date.dateformats.time_no_seconds_short;
} else {
format = VMM.Date.dateformats.full_long;
}
}
}
_date = dateFormat(d, format, false);
//_date = "Jan"
bc_check = _date.split(" ");
// BC TIME SUPPORT
for(var i = 0; i < bc_check.length; i++) {
if ( parseInt(bc_check[i], 10) < 0 ) {
trace("YEAR IS BC");
bc_original = bc_check[i];
bc_number = Math.abs( parseInt(bc_check[i], 10) );
bc_string = bc_number.toString() + " B.C.";
_date = _date.replace(bc_original, bc_string);
}
}
if (is_pair) {
_date2 = dateFormat(d2, format, false);
bc_check = _date2.split(" ");
// BC TIME SUPPORT
for(var j = 0; j < bc_check.length; j++) {
if ( parseInt(bc_check[j], 10) < 0 ) {
trace("YEAR IS BC");
bc_original = bc_check[j];
bc_number = Math.abs( parseInt(bc_check[j], 10) );
bc_string = bc_number.toString() + " B.C.";
_date2 = _date2.replace(bc_original, bc_string);
}
}
}
} else {
trace("NOT A VALID DATE?");
trace(d);
}
if (is_pair) {
return _date + " &mdash; " + _date2;
} else {
return _date;
}
}
}).init();
/*
* Date Format 1.2.3
* (c) 2007-2009 Steven Levithan <stevenlevithan.com>
* MIT license
*
* Includes enhancements by Scott Trenda <scott.trenda.net>
* and Kris Kowal <cixar.com/~kris.kowal/>
*
* Accepts a date, a mask, or a date and a mask.
* Returns a formatted version of the given date.
* The date defaults to the current date/time.
* The mask defaults to dateFormat.masks.default.
*/
var dateFormat = function () {
var token = /d{1,4}|m{1,4}|yy(?:yy)?|([HhMsTt])\1?|[LloSZ]|"[^"]*"|'[^']*'/g,
timezone = /\b(?:[PMCEA][SDP]T|(?:Pacific|Mountain|Central|Eastern|Atlantic) (?:Standard|Daylight|Prevailing) Time|(?:GMT|UTC)(?:[-+]\d{4})?)\b/g,
timezoneClip = /[^-+\dA-Z]/g,
pad = function (val, len) {
val = String(val);
len = len || 2;
while (val.length < len) val = "0" + val;
return val;
};
// Regexes and supporting functions are cached through closure
return function (date, mask, utc) {
var dF = dateFormat;
// You can't provide utc if you skip other args (use the "UTC:" mask prefix)
if (arguments.length == 1 && Object.prototype.toString.call(date) == "[object String]" && !/\d/.test(date)) {
mask = date;
date = undefined;
}
// Passing date through Date applies Date.parse, if necessary
// Caused problems in IE
// date = date ? new Date(date) : new Date;
if (isNaN(date)) {
trace("invalid date " + date);
//return "";
}
mask = String(dF.masks[mask] || mask || dF.masks["default"]);
// Allow setting the utc argument via the mask
if (mask.slice(0, 4) == "UTC:") {
mask = mask.slice(4);
utc = true;
}
var _ = utc ? "getUTC" : "get",
d = date[_ + "Date"](),
D = date[_ + "Day"](),
m = date[_ + "Month"](),
y = date[_ + "FullYear"](),
H = date[_ + "Hours"](),
M = date[_ + "Minutes"](),
s = date[_ + "Seconds"](),
L = date[_ + "Milliseconds"](),
o = utc ? 0 : date.getTimezoneOffset(),
flags = {
d: d,
dd: pad(d),
ddd: dF.i18n.dayNames[D],
dddd: dF.i18n.dayNames[D + 7],
m: m + 1,
mm: pad(m + 1),
mmm: dF.i18n.monthNames[m],
mmmm: dF.i18n.monthNames[m + 12],
yy: String(y).slice(2),
yyyy: y,
h: H % 12 || 12,
hh: pad(H % 12 || 12),
H: H,
HH: pad(H),
M: M,
MM: pad(M),
s: s,
ss: pad(s),
l: pad(L, 3),
L: pad(L > 99 ? Math.round(L / 10) : L),
t: H < 12 ? "a" : "p",
tt: H < 12 ? "am" : "pm",
T: H < 12 ? "A" : "P",
TT: H < 12 ? "AM" : "PM",
Z: utc ? "UTC" : (String(date).match(timezone) || [""]).pop().replace(timezoneClip, ""),
o: (o > 0 ? "-" : "+") + pad(Math.floor(Math.abs(o) / 60) * 100 + Math.abs(o) % 60, 4),
S: ["th", "st", "nd", "rd"][d % 10 > 3 ? 0 : (d % 100 - d % 10 != 10) * d % 10]
};
return mask.replace(token, function ($0) {
return $0 in flags ? flags[$0] : $0.slice(1, $0.length - 1);
});
};
}();
// Some common format strings
dateFormat.masks = {
"default": "ddd mmm dd yyyy HH:MM:ss",
shortDate: "m/d/yy",
mediumDate: "mmm d, yyyy",
longDate: "mmmm d, yyyy",
fullDate: "dddd, mmmm d, yyyy",
shortTime: "h:MM TT",
mediumTime: "h:MM:ss TT",
longTime: "h:MM:ss TT Z",
isoDate: "yyyy-mm-dd",
isoTime: "HH:MM:ss",
isoDateTime: "yyyy-mm-dd'T'HH:MM:ss",
isoUtcDateTime: "UTC:yyyy-mm-dd'T'HH:MM:ss'Z'"
};
// Internationalization strings
dateFormat.i18n = {
dayNames: [
"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat",
"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
],
monthNames: [
"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"
]
};
// For convenience...
Date.prototype.format = function (mask, utc) {
return dateFormat(this, mask, utc);
};
}