Nodejs Time Calculate prettyDate(time)

Method Source Code

// Takes an ISO time and returns a string representing how
// long ago the date represents.

function prettyDate(time) {
    var date = new Date().setISO8601(time || "");
    console.log('date: ' + date);
    var diff = (((new Date()).getTime() - date.getTime()) / 1000);
    console.log('diff: ' + diff);
    var day_diff = Math.floor(diff / 86400);
    console.log('daydiff: ' + day_diff);

    if (isNaN(day_diff) || day_diff < 0 || day_diff >= 31) {
      console.log('some shit went bad');
      return;/*from w w w .j  av  a 2s .com*/
    }

    return day_diff == 0 && (
    diff < 60 && "just now" || diff < 120 && "1 minute ago" || diff < 3600 && Math.floor(diff / 60) + " minutes ago" || diff < 7200 && "1 hour ago" || diff < 86400 && Math.floor(diff / 3600) + " hours ago") || day_diff == 1 && "Yesterday" || day_diff < 7 && day_diff + " days ago" || day_diff < 31 && Math.ceil(day_diff / 7) + " weeks ago";
}

Related

1. getTimeShift()

   Date.prototype.getTimeShift = function() {
       return this.getTimezoneOffset() < this.stdTimezoneOffset()?3:2;
   };
   

2. getUnixTime()

   getQueryString = function (field, url) {
       var href = url || window.location.href;
       var reg = new RegExp('[?&]' + field + '=([^&#]*)', 'i');
       var string = reg.exec(href);
       return string ? string[1] : null;
   };
   Date.prototype.getUnixTime = function () {
       return this.getTime() / 1000 | 0
   };
   ...
   

3. halfHoursUntil(otherTime)

   Date.prototype.halfHoursUntil = function(otherTime) {
     var hour = new Date(this);
     var numberOfHalfHours = 0;
     while (hour < otherTime) {
       numberOfHalfHours++;
       hour.addHalfHour();
     return numberOfHalfHours;
   };
   ...
   

4. onlyTime()

   Date.prototype.onlyTime = function () {
     return this.toTimeString().split(" ")[0];
   };
   

5. p8DeDate(time)

   Date.prototype.p8DeDate = function(time) {
     var d = this;
     function pad(n) {
       return n < 10 ? '0' + n : n;
     function pad3(n) {
       if(n < 10) {
          return '00' + n;
       } else if(n < 100) {
   ...
   

6. setTimeToNow()

   Date.prototype.setTimeToNow = function () 
       var n = Date.relativeTo || new Date();
       this.setHours(n.getHours());
       this.setMinutes(n.getMinutes());
       this.setSeconds(n.getSeconds());
       this.setMilliseconds(n.getMilliseconds());
       return this;
   

7. time()

   Date.prototype.time = function () {
       return this.getHours().zfill(2) + ":" + this.getMinutes().zfill(2) + ":" + this.getSeconds().zfill(2);
   };
   

8. time()

   Date.prototype.time = function(){
     var hours = this.getHours();
     if (hours === 0 || hours === 24) hours = 12;
     if (hours > 12) hours -= 12;
     var minutes = this.getMinutes();
     if (minutes < 10) minutes = "0" + minutes;
     var ampm = this.getHours() >= 12 ? "pm" : "am";
     return "" + hours + ":" + minutes + ampm;
   

9. time24()

   Date.prototype.time24 = function()
     var hours = "" + this.getHours();
     var minutes = "" + this.getMinutes();
     var seconds = "" + this.getSeconds();
     if(hours.length < 2)
       hours = "0"+hours;
     if(minutes.length < 2)
       minutes = "0"+minutes;
   ...