EVOLUTION-NINJA

Edit File: dateformat.js

/*
 * 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.
 */

(function(global) {
  'use strict';

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:sso',
    'isoUtcDateTime':        'UTC:yyyy-mm-dd\'T\'HH:MM:ss\'Z\'',
    'expiresHeaderFormat':   'ddd, dd mmm yyyy 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'
    ]
  };

function pad(val, len) {
  val = String(val);
  len = len || 2;
  while (val.length < len) {
    val = '0' + val;
  }
  return val;
}

/**
 * Get the ISO 8601 week number
 * Based on comments from
 * http://techblog.procurios.nl/k/n618/news/view/33796/14863/Calculate-ISO-8601-week-and-year-in-javascript.html
 *
 * @param  {Object} `date`
 * @return {Number}
 */
function getWeek(date) {
  // Remove time components of date
  var targetThursday = new Date(date.getFullYear(), date.getMonth(), date.getDate());

// Change date to Thursday same week
  targetThursday.setDate(targetThursday.getDate() - ((targetThursday.getDay() + 6) % 7) + 3);

// Take January 4th as it is always in week 1 (see ISO 8601)
  var firstThursday = new Date(targetThursday.getFullYear(), 0, 4);

// Change date to Thursday same week
  firstThursday.setDate(firstThursday.getDate() - ((firstThursday.getDay() + 6) % 7) + 3);

// Check if daylight-saving-time-switch occurred and correct for it
  var ds = targetThursday.getTimezoneOffset() - firstThursday.getTimezoneOffset();
  targetThursday.setHours(targetThursday.getHours() - ds);

// Number of weeks between target Thursday and first Thursday
  var weekDiff = (targetThursday - firstThursday) / (86400000*7);
  return 1 + Math.floor(weekDiff);
}

/**
 * Get ISO-8601 numeric representation of the day of the week
 * 1 (for Monday) through 7 (for Sunday)
 * 
 * @param  {Object} `date`
 * @return {Number}
 */
function getDayOfWeek(date) {
  var dow = date.getDay();
  if(dow === 0) {
    dow = 7;
  }
  return dow;
}

/**
 * kind-of shortcut
 * @param  {*} val
 * @return {String}
 */
function kindOf(val) {
  if (val === null) {
    return 'null';
  }

if (val === undefined) {
    return 'undefined';
  }

if (typeof val !== 'object') {
    return typeof val;
  }

if (Array.isArray(val)) {
    return 'array';
  }

return {}.toString.call(val)
    .slice(8, -1).toLowerCase();
};

if (typeof define === 'function' && define.amd) {
    define(function () {
      return dateFormat;
    });
  } else if (typeof exports === 'object') {
    module.exports = dateFormat;
  } else {
    global.dateFormat = dateFormat;
  }
})(this);