51ff3226 |
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 | $name = (isset($params['name'])) ? $params['name'] : 'default'; |
26 | if (!isset($counters[$name])) { |
27 | $counters[$name] = array( |
28 | 'start'=>1, |
29 | 'skip'=>1, |
30 | 'direction'=>'up', |
31 | 'count'=>1 |
32 | ); |
33 | } |
34 | $counter =& $counters[$name]; |
35 | |
36 | if (isset($params['start'])) { |
37 | $counter['start'] = $counter['count'] = (int)$params['start']; |
38 | } |
39 | |
40 | if (!empty($params['assign'])) { |
41 | $counter['assign'] = $params['assign']; |
42 | } |
43 | |
44 | if (isset($counter['assign'])) { |
45 | $smarty->assign($counter['assign'], $counter['count']); |
46 | } |
47 | |
48 | if (isset($params['print'])) { |
49 | $print = (bool)$params['print']; |
50 | } else { |
51 | $print = empty($counter['assign']); |
52 | } |
53 | |
54 | if ($print) { |
55 | $retval = $counter['count']; |
56 | } else { |
57 | $retval = null; |
58 | } |
59 | |
60 | if (isset($params['skip'])) { |
61 | $counter['skip'] = $params['skip']; |
62 | } |
63 | |
64 | if (isset($params['direction'])) { |
65 | $counter['direction'] = $params['direction']; |
66 | } |
67 | |
68 | if ($counter['direction'] == "down") |
69 | $counter['count'] -= $counter['skip']; |
70 | else |
71 | $counter['count'] += $counter['skip']; |
72 | |
73 | return $retval; |
74 | |
75 | } |
76 | |
77 | /* vim: set expandtab: */ |
78 | |
79 | ?> |