public/js/date_pretty.js

   1 /*
   2  * extraceted from http://ejohn.org/files/pretty.js
   3  * JavaScript Pretty Date
   4  * Copyright (c) 2008 John Resig (jquery.com)
   5  * Licensed under the MIT license.
   6  */
   7
   8 function date_pretty(date) {
   9         var
  10                 diff = (((new Date()).getTime() - date.getTime()) / 1000),
  11                 day_diff = Math.floor(diff / 86400);
  12
  13         if ( isNaN(day_diff) || day_diff < 0 || day_diff >= 31 )
  14                 return;
  15
  16         return day_diff == 0 && (
  17                         diff < 60 && "just now" ||
  18                         diff < 120 && "1 minute ago" ||
  19                         diff < 3600 && Math.floor( diff / 60 ) + " minutes ago" ||
  20                         diff < 7200 && "1 hour ago" ||
  21                         diff < 86400 && Math.floor( diff / 3600 ) + " hours ago") ||
  22                 day_diff == 1 && "Yesterday" ||
  23                 day_diff < 7 && day_diff + " days ago" ||
  24                 day_diff < 31 && Math.ceil( day_diff / 7 ) + " weeks ago";
  25 }