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   1 <?php
   2 /*
   3 +-------------------------------------------------------------------------+
   4 | Copyright 2010-2011, Davide Franco                                              |
   5 |                                                                         |
   6 | This program is free software; you can redistribute it and/or           |
   7 | modify it under the terms of the GNU General Public License             |
   8 | as published by the Free Software Foundation; either version 2          |
   9 | of the License, or (at your option) any later version.                  |
  10 |                                                                         |
  11 | This program is distributed in the hope that it will be useful,         |
  12 | but WITHOUT ANY WARRANTY; without even the implied warranty of          |
  13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           |
  14 | GNU General Public License for more details.                            |
  15 +-------------------------------------------------------------------------+
  16 */
  17 class Utils {
  18         static public function Get_Human_Size( $size, $decimal = 2, $unit = 'auto' )
  19         {
  20                 $unit_id = 0;
  21                 $lisible = false;
  22                 $units = array('B','KB','MB','GB','TB');
  23                 $hsize = $size;
  24
  25                 switch( $unit )
  26                 {
  27                         case 'auto';
  28                                 while( !$lisible ) {
  29                                         if ( $hsize >= 1024 ) {
  30                                                 $hsize    = $hsize / 1024;
  31                                                 $unit_id += 1;
  32                                         }
  33                                         else
  34                                                 $lisible = true;
  35                                 } // end while
  36                         break;
  37
  38                         default:
  39                                 $p = array_search( $unit, $units);
  40                                 $hsize = $hsize / pow(1024,$p);
  41                         break;
  42                 } // end switch
  43
  44                 $hsize = sprintf("%." . $decimal . "f", $hsize);
  45                 $hsize = $hsize . ' ' . $units[$unit_id];
  46                 return $hsize;
  47         }
  48 }
  49
  50 class TimeUtils {
  51         static public function Get_Elapsed_Time( $start, $end)
  52         {
  53                 $diff = $end_time - $start_time;
  54
  55         $daysDiff = sprintf("%02d", floor($diff/60/60/24) );
  56         $diff -= $daysDiff*60*60*24;
  57
  58         $hrsDiff = sprintf("%02d", floor($diff/60/60) );
  59         $diff -= $hrsDiff*60*60;
  60
  61         $minsDiff = sprintf("%02d", floor($diff/60) );
  62         $diff -= $minsDiff*60;
  63         $secsDiff = sprintf("%02d", $diff );
  64
  65         if( $daysDiff > 0 )
  66                         return $daysDiff . 'day(s) ' . $hrsDiff.':' . $minsDiff . ':' . $secsDiff;
  67         else
  68                         return $hrsDiff . ':' . $minsDiff . ':' . $secsDiff;
  69         }
  70 }
  71
  72 ?>