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<?php
  
  /*
    > 60 seconds - "s"
    > 60 minutes - "m"
    > 24 hours   - "h"
    > 30 days    - "d"
    < 30 days    - "5 sep 2010"
  */
  
  class Date {
    
    public static function DateAgo($DateTime) {
      
      $s = s; $m = m; $h = h; $d = d;

      $Now = date('Y-m-d H:i:s');
      $Now = time();

      $Year   = substr($DateTime, 0, 4);
      $Month  = substr($DateTime, 5, 2);
      $Day    = substr($DateTime, 8, 2);
      $Hour   = substr($DateTime, 11, 2);
      $Minute = substr($DateTime, 14, 2);
      $Second = substr($DateTime, 17, 2);

      $Time = mktime($Hour, $Minute, $Second, $Month, $Day, $Year);
      
      $Difference = $Now - $Time;
      
      if($Difference < 60) {
        $Ago = $Difference.$s;
      } elseif($Difference < (60 * 60)) {
        $Ago = floor($Difference / 60).$m;
      } elseif($Difference < (60 * 60 * 24)) {
        $Ago = floor($Difference / (60 * 60)).$h;
      } elseif($Difference < (60 * 60 * 24 * 30)) {
        $Ago = floor($Difference / (60 * 60 * 24)).$d;
      } else {
        $Ago = $Day.'.'.$Month.'.'.$Year;
      }
      
      return $Ago;      
    }
    
  } // End class
  
?>