include/libs/template_lite/plugins/function.counter.php

   1 <?php
   2 /*
   3  * template_lite plugin
   4  * -------------------------------------------------------------
   5  * Type:     function
   6  * Name:     counter
   7  * Purpose:  print out a counter value
   8  * Credit:   Taken from the original Smarty
   9  *           http://smarty.php.net
  10  * -------------------------------------------------------------
  11  */
  12 function tpl_function_counter($params, &$tpl)
  13 {
  14         static $count = array();
  15         static $skipval = array();
  16         static $dir = array();
  17         static $name = "default";
  18         static $printval = array();
  19         static $assign = "";
  20
  21         extract($params);
  22
  23         if (!isset($name))
  24         {
  25                 if(isset($id))
  26                 {
  27                         $name = $id;
  28                 }
  29                 else
  30                 {
  31                         $name = "default";
  32                 }
  33         }
  34
  35         if (isset($start))
  36         {
  37                 $count[$name] = $start;
  38         }
  39         elseif (!isset($count[$name]))
  40         {
  41                 $count[$name]=1;
  42         }
  43
  44         if (!isset($print))
  45         {
  46                 $printval[$name]=true;
  47         }
  48         else
  49         {
  50                 $printval[$name]=$print;
  51         }
  52
  53         if (!empty($assign))
  54         {
  55                 $printval[$name] = false;
  56                 $tpl->assign($assign, $count[$name]);
  57         }
  58
  59         if ($printval[$name])
  60         {
  61                 $retval = $count[$name];
  62         }
  63         else
  64         {
  65                 $retval = null;
  66         }
  67
  68         if (isset($skip))
  69         {
  70                 $skipval[$name] = $skip;
  71         }
  72         elseif (empty($skipval[$name]))
  73         {
  74                 $skipval[$name] = 1;
  75         }
  76
  77         if (isset($direction))
  78         {
  79                 $dir[$name] = $direction;
  80         }
  81         elseif (!isset($dir[$name]))
  82         {
  83                 $dir[$name] = "up";
  84         }
  85
  86         if ($dir[$name] == "down")
  87         {
  88                 $count[$name] -= $skipval[$name];
  89         }
  90         else
  91         {
  92                 $count[$name] += $skipval[$name];
  93         }
  94
  95         return $retval;
  96 }
  97 ?>