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Редакция | Автор | № строки | Строка |
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2 | alex-w | 1 | <?php |
2 | /** |
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3 | * Smarty plugin |
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4 | * @package Smarty |
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5 | * @subpackage plugins |
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6 | */ |
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7 | |||
8 | |||
9 | /** |
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10 | * Smarty {counter} function plugin |
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11 | * |
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12 | * Type: function<br> |
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13 | * Name: counter<br> |
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14 | * Purpose: print out a counter value |
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15 | * @author Monte Ohrt <monte at ohrt dot com> |
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16 | * @link http://smarty.php.net/manual/en/language.function.counter.php {counter} |
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17 | * (Smarty online manual) |
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18 | * @param array parameters |
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19 | * @param Smarty |
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20 | * @return string|null |
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21 | */ |
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22 | function smarty_function_counter($params, &$smarty) |
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23 | { |
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24 | static $counters = array(); |
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25 | |||
26 | $name = (isset($params['name'])) ? $params['name'] : 'default'; |
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27 | if (!isset($counters[$name])) { |
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28 | $counters[$name] = array( |
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29 | 'start'=>1, |
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30 | 'skip'=>1, |
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31 | 'direction'=>'up', |
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32 | 'count'=>1 |
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33 | ); |
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34 | } |
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35 | $counter =& $counters[$name]; |
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36 | |||
37 | if (isset($params['start'])) { |
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38 | $counter['start'] = $counter['count'] = (int)$params['start']; |
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39 | } |
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40 | |||
41 | if (!empty($params['assign'])) { |
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42 | $counter['assign'] = $params['assign']; |
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43 | } |
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44 | |||
45 | if (isset($counter['assign'])) { |
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46 | $smarty->assign($counter['assign'], $counter['count']); |
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47 | } |
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48 | |||
49 | if (isset($params['print'])) { |
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50 | $print = (bool)$params['print']; |
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51 | } else { |
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52 | $print = empty($counter['assign']); |
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53 | } |
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54 | |||
55 | if ($print) { |
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56 | $retval = $counter['count']; |
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57 | } else { |
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58 | $retval = null; |
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59 | } |
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60 | |||
61 | if (isset($params['skip'])) { |
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62 | $counter['skip'] = $params['skip']; |
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63 | } |
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64 | |||
65 | if (isset($params['direction'])) { |
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66 | $counter['direction'] = $params['direction']; |
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67 | } |
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68 | |||
69 | if ($counter['direction'] == "down") |
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70 | $counter['count'] -= $counter['skip']; |
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71 | else |
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72 | $counter['count'] += $counter['skip']; |
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73 | |||
74 | return $retval; |
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75 | |||
76 | } |
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77 | |||
78 | /* vim: set expandtab: */ |
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79 | |||
80 | ?> |