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1 | <?php |
2 | /** |
3 | * Smarty plugin |
4 | * @package Smarty |
5 | * @subpackage plugins |
6 | */ |
7 | |
8 | |
9 | /** |
10 | * Smarty {counter} function plugin |
11 | * |
12 | * Type: function<br> |
13 | * Name: counter<br> |
14 | * Purpose: print out a counter value |
15 | * @link http://smarty.php.net/manual/en/language.function.counter.php {counter} |
16 | * (Smarty online manual) |
17 | * @param array parameters |
18 | * @param Smarty |
19 | * @return string|null |
20 | */ |
21 | function smarty_function_counter($params, &$smarty) |
22 | { |
23 | static $counters = array(); |
24 | |
25 | extract($params); |
26 | |
27 | if (!isset($name)) { |
28 | if(isset($id)) { |
29 | $name = $id; |
30 | } else { |
31 | $name = "default"; |
32 | } |
33 | } |
34 | |
35 | if (!isset($counters[$name])) { |
36 | $counters[$name] = array( |
37 | 'start'=>1, |
38 | 'skip'=>1, |
39 | 'direction'=>'up', |
40 | 'count'=>1 |
41 | ); |
42 | } |
43 | $counter =& $counters[$name]; |
44 | |
45 | if (isset($start)) { |
46 | $counter['start'] = $counter['count'] = $start; |
47 | } |
48 | |
49 | if (!empty($assign)) { |
50 | $counter['assign'] = $assign; |
51 | } |
52 | |
53 | if (isset($counter['assign'])) { |
54 | $smarty->assign($counter['assign'], $counter['count']); |
55 | } |
56 | |
57 | if (isset($print)) { |
58 | $print = (bool)$print; |
59 | } else { |
60 | $print = empty($counter['assign']); |
61 | } |
62 | |
63 | if ($print) { |
64 | $retval = $counter['count']; |
65 | } else { |
66 | $retval = null; |
67 | } |
68 | |
69 | if (isset($skip)) { |
70 | $counter['skip'] = $skip; |
71 | } |
72 | |
73 | if (isset($direction)) { |
74 | $counter['direction'] = $direction; |
75 | } |
76 | |
77 | if ($counter['direction'] == "down") |
78 | $counter['count'] -= $counter['skip']; |
79 | else |
80 | $counter['count'] += $counter['skip']; |
81 | |
82 | return $retval; |
83 | |
84 | } |
85 | |
86 | /* vim: set expandtab: */ |
87 | |
88 | ?> |