[Sommaire] [Imprimer]

   1  <?php
   2  /*
   3  + ----------------------------------------------------------------------------+
   4  |     e107 website system
   5  |
   6  |     ©Steve Dunstan 2001-2002
   7  |     http://e107.org
   8  |     jalist@e107.org
   9  |
  10  |     Released under the terms and conditions of the
  11  |     GNU General Public License (http://gnu.org).
  12  |
  13  |     $Source: /cvsroot/e107/e107_0.7/e107_handlers/date_handler.php,v $
  14  |     $Revision: 1.10 $
  15  |     $Date: 2007/01/17 20:46:54 $
  16  |     $Author: e107steved $
  17  |
  18  +----------------------------------------------------------------------------+
  19  */
  20  if (!defined('e107_INIT')) { exit; }
  21  
  22  if (is_readable(e_LANGUAGEDIR.e_LANGUAGE."/lan_date.php")) {
  23      @include_once(e_LANGUAGEDIR.e_LANGUAGE."/lan_date.php");
  24  } else {
  25      @include_once(e_LANGUAGEDIR."English/lan_date.php");
  26  }
  27  
  28  class convert
  29  {
  30  
  31  	function convert_date($datestamp, $mode = "long") {
  32          /*
  33          # Date convert
  34          # - parameter #1:  string $datestamp, unix stamp
  35          # - parameter #2:  string $mode, date format, default long
  36          # - return         parsed text
  37          # - scope          public
  38          */
  39          global $pref;
  40  
  41          $datestamp += TIMEOFFSET;
  42  
  43          if ($mode == "long") {
  44              return strftime($pref['longdate'], $datestamp);
  45          } else if ($mode == "short") {
  46              return strftime($pref['shortdate'], $datestamp);
  47          } else {
  48              return strftime($pref['forumdate'], $datestamp);
  49          }
  50      }
  51  
  52  	function computeLapse($older_date, $newer_date = FALSE, $mode = FALSE, $show_secs = TRUE, $format = 'long') 
  53      {    /*
  54          $mode = TRUE :: return array
  55          $mode = FALSE :: return string
  56          */
  57  
  58          if($format == 'short')
  59          {
  60              $sec = LANDT_09;
  61              $secs = LANDT_09s;
  62              $min = LANDT_08;
  63              $mins = LANDT_08s;
  64          }
  65          else
  66          {
  67              $sec = LANDT_07;
  68              $secs = LANDT_07s;
  69              $min = LANDT_06;
  70              $mins = LANDT_06s;
  71          }
  72  /*
  73    If we want an absolutely accurate result, main problems arise from the varying numbers of days in a month.
  74    If we go over a month boundary, then we need to add days to end of start month, plus days in 'end' month
  75    If start day > end day, we cross a month boundary. Calculate last day of start date. Otherwise we can just do a simple difference.
  76  */
  77          $newer_date = ($newer_date == FALSE ? (time()) : $newer_date);
  78          if($older_date>$newer_date)
  79          {  // Just in case the wrong way round
  80            $tmp=$newer_date; 
  81            $newer_date=$older_date; 
  82            $older_date=$tmp; 
  83          }
  84          $new_date = getdate($newer_date);
  85          $old_date = getdate($older_date);
  86          $result   = array();
  87          $outputArray = array();
  88  
  89          $params   = array(
  90                        6 => array('seconds',60, $sec, $secs),
  91                        5 => array('minutes',60, $min, $mins),
  92                        4 => array('hours',24, LANDT_05, LANDT_05s),
  93                        3 => array('mday', -1, LANDT_04, LANDT_04s),
  94                        2 => array('',-3, LANDT_03, LANDT_03s),
  95                        1 => array('mon',12, LANDT_02, LANDT_02s),
  96                        0 => array('year', -2, LANDT_01,LANDT_01s)
  97                      );
  98  
  99          $cy = 0;
 100          foreach ($params as $parkey => $parval)
 101          {
 102            if ($parkey == 2)
 103            {
 104              $result['2'] = floor($result['3']/7);
 105              $result['3'] = fmod($result['3'],7);
 106            }
 107            else
 108            {
 109              $tmp = $new_date[$parval[0]] - $old_date[$parval[0]] - $cy;
 110              $scy = $cy;
 111              $cy = 0;
 112              if ($tmp < 0)
 113              {
 114                switch ($parval[1])
 115                {
 116                  case -1 :    // Wrapround on months - special treatment
 117                    $tempdate = getdate(mktime(0,0,0,$old_date['mon']+1,1,$old_date['year']) - 1);  // Last day of month
 118                    $tmp = $tempdate['mday'] - $old_date['mday'] + $new_date['mday'] - $scy;
 119                    $cy = 1;
 120                    break;
 121                  case -2 :        // Year wraparound - shouldn't happen
 122                  case -3 :         // Week processing - this shouldn't happen either
 123                    echo "Code bug!<br />";
 124                    break;
 125                  default :
 126                    $cy = 1;
 127                    $tmp += $parval[1];
 128              }
 129            }
 130            $result[$parkey] = $tmp;
 131            }
 132          }
 133  
 134          // Generate output array, add text
 135          for ($i = 0; $i < ($show_secs ? 7 : 6); $i++)
 136          {
 137            $outputArray[] = $result[$i]." ".($result[$i] == 1 ? $params[$i][2] : $params[$i][3]);
 138          }
 139          return ($mode ? $outputArray : implode(", ", $outputArray));
 140      }
 141  }
 142  ?>