Calculates times between two dates

gistfile1.txt

  /* TEMPORARY: Returns time string between two dates in days, hours, minutes, and seconds */
  var timeBetweenTwoDates = function(date1, date2) {
    var seconds = Math.round((date1 - date2)/1000); //seconds
    return calculateTime(seconds);
  };

  /* TEMPORARY: Calculates time between two dates. TO BE REPLACED WITH BETTER i18n supported SOLUTION */
  var calculateTime = function(seconds) {
    var seconds = seconds || 0
      , minutes = 0
      , hours = 0
      , days = 0
      , years = 0;

    if (seconds > 59) {
      minutes = Math.floor(seconds / 60); // minutes
      seconds = Math.floor(((seconds / 60) % 1) * 60);
      if (minutes > 59) {
        hours = Math.floor(minutes / 60); // hours
        minutes = Math.floor(((minutes / 60) % 1) * 60);
        if (hours > 23) {
          days = Math.floor(hours / 24); // days
          hours = Math.floor(((hours / 24) % 1) * 24);
          if (days > 365) {
            years = Math.floor(days / 365); // years
            days = Math.floor(((days / 365) % 1) * 365);
          }
        }
      }
    } else {
      seconds = Math.floor(seconds);
    }

    if (years) {
      return years + " year" + ((years > 1) ? "s" : "") + " ago";
    }
    if (days) {
      return days + " day" + ((days > 1) ? "s" : "") + " ago";
    }
    if (hours) {
      return hours + "  hour" + ((hours > 1) ? "s" : "") + " ago";
    }
    if (minutes) {
      return minutes + "m" + " ago";
    }
    return seconds + "s" + " ago";
  };