application/helpers/time.php

   1 <?php defined('SYSPATH') OR die('No direct access allowed.');
   2 /**
   3  * Help class for converting seconds to readable string of days, hours etc
   4  */
   5 class time_Core
   6 {
   7         /**
   8          * Convert a given nr of sec to string,
   9          * day, hour, minute, second
  10          */
  11         public static function to_string($t=0)
  12         {
  13                 $neg = false;
  14
  15                 # translate the abbreviations
  16                 # seems weird but I suppose someone will want this anyway
  17                 $d = _('d'); // day
  18                 $h = _('h'); // hour
  19                 $m = _('m'); // minute
  20                 $s = _('s'); // second
  21                 $negative = _("negative") . " ";
  22
  23                 if (!$t) return "0$d 0$h 0$m 0$s";
  24                 if ($t < 0) {
  25                         $neg    = 1;
  26                         $t              = 0 - $t;
  27                 }
  28
  29                 $days   = $t / 86400;
  30                 $days   = floor($days);
  31                 $hrs    = ($t / 3600) % 24;
  32                 $mins   = ($t / 60) % 60;
  33                 $secs   = $t % 60;
  34
  35                 $timestring = "";
  36                 if ($neg) $timestring .= $negative;
  37                 if ($days) {
  38                         $timestring .= $days.$d;
  39                         if ($hrs || $mins || $secs) $timestring .= " ";
  40                 }
  41                 if ($hrs) {
  42                         $timestring .= $hrs.$h;
  43                         if ($mins || $secs) $timestring .= " ";
  44                 }
  45                 if ($mins) {
  46                         $timestring .= $mins.$m;
  47                         if ($secs) $timestring .= " ";
  48                 }
  49                 if ($secs) $timestring .= $secs.$s;
  50                 return $timestring;
  51         }
  52
  53 }