root/trunk/lib/helper/MoreDateHelper.php

<?php
/**
 * True I18n extraction ready <code>distance_of_time_in_words()</code> function 
 *
 * @param  int      $from_time
 * @param  int      $to_time
 * @param  boolean  $include_seconds
 * @return string
 * @see    distance_of_time_in_words()
 */
function my_distance_of_time_in_words($from_time, $to_time = null, $include_seconds = false)
{
  $to_time = $to_time? $to_time: time();

  $distance_in_minutes = floor(abs($to_time - $from_time) / 60);
  $distance_in_seconds = floor(abs($to_time - $from_time));

  $string = '';
  $parameters = array();

  if ($distance_in_minutes <= 1)
  {
    if (!$include_seconds)
    {
      $string = $distance_in_minutes == 0 ? 'less than a minute' : '1 minute';
    }
    else
    {
      if ($distance_in_seconds <= 5)
      {
        $string = __('less than 5 seconds');
      }
      else if ($distance_in_seconds >= 6 && $distance_in_seconds <= 10)
      {
        $string = __('less than 10 seconds');
      }
      else if ($distance_in_seconds >= 11 && $distance_in_seconds <= 20)
      {
        $string = __('less than 20 seconds');
      }
      else if ($distance_in_seconds >= 21 && $distance_in_seconds <= 40)
      {
        $string = __('half a minute');
      }
      else if ($distance_in_seconds >= 41 && $distance_in_seconds <= 59)
      {
        $string = __('less than a minute');
      }
      else
      {
        $string = __('1 minute');
      }
    }
  }
  else if ($distance_in_minutes >= 2 && $distance_in_minutes <= 44)
  {
    $string = __('%minutes% minutes');
    $parameters['%minutes%'] = $distance_in_minutes;
  }
  else if ($distance_in_minutes >= 45 && $distance_in_minutes <= 89)
  {
    $string = __('about 1 hour');
  }
  else if ($distance_in_minutes >= 90 && $distance_in_minutes <= 1439)
  {
    $string = __('about %hours% hours');
    $parameters['%hours%'] = round($distance_in_minutes / 60);
  }
  else if ($distance_in_minutes >= 1440 && $distance_in_minutes <= 2879)
  {
    $string = __('1 day');
  }
  else if ($distance_in_minutes >= 2880 && $distance_in_minutes <= 43199)
  {
    $string = __('%days% days');
    $parameters['%days%'] = round($distance_in_minutes / 1440);
  }
  else if ($distance_in_minutes >= 43200 && $distance_in_minutes <= 86399)
  {
    $string = __('about 1 month');
  }
  else if ($distance_in_minutes >= 86400 && $distance_in_minutes <= 525959)
  {
    $string = __('%months% months');
    $parameters['%months%'] = round($distance_in_minutes / 43200);
  }
  else if ($distance_in_minutes >= 525960 && $distance_in_minutes <= 1051919)
  {
    $string = __('about 1 year');
  }
  else
  {
    $string = __('over %years% years');
    $parameters['%years%'] = round($distance_in_minutes / 525960);
  }

  return strtr($string, $parameters);
}