Date Function

PrettyPrint Date

function prettyDate(time){
  var date = new Date(time || ""),
  diff = ((new Date().getTime() - date.getTime()) / 1000),
  day_diff = Math.floor(diff / 86400);
  
  if (isNaN(day_diff) || day_diff < 0 || day_diff >= 31) {
    return;
  }
 
  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";
}