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<?php |
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/** |
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* Smarty plugin |
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* @package Smarty |
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* @subpackage plugins |
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*/ |
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|
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|
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/** |
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* Smarty {counter} function plugin |
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* |
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* Type: function<br> |
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* Name: counter<br> |
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* Purpose: print out a counter value |
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* @link http://smarty.php.net/manual/en/language.function.counter.php {counter} |
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* (Smarty online manual) |
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* @param array parameters |
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* @param Smarty |
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* @return string|null |
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*/ |
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function smarty_function_counter($params, &$smarty) |
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{ |
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static $counters = array(); |
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|
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$name = (isset($params['name'])) ? $params['name'] : 'default'; |
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if (!isset($counters[$name])) { |
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$counters[$name] = array( |
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'start'=>1, |
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'skip'=>1, |
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'direction'=>'up', |
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'count'=>1 |
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); |
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} |
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$counter =& $counters[$name]; |
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|
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if (isset($params['start'])) { |
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$counter['start'] = $counter['count'] = (int)$params['start']; |
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} |
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|
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if (!empty($params['assign'])) { |
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$counter['assign'] = $params['assign']; |
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} |
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|
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if (isset($counter['assign'])) { |
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$smarty->assign($counter['assign'], $counter['count']); |
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} |
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|
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if (isset($params['print'])) { |
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$print = (bool)$params['print']; |
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} else { |
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$print = empty($counter['assign']); |
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} |
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|
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if ($print) { |
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$retval = $counter['count']; |
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} else { |
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$retval = null; |
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} |
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|
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if (isset($params['skip'])) { |
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$counter['skip'] = $params['skip']; |
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} |
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|
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if (isset($params['direction'])) { |
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$counter['direction'] = $params['direction']; |
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} |
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|
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if ($counter['direction'] == "down") |
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$counter['count'] -= $counter['skip']; |
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else |
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$counter['count'] += $counter['skip']; |
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|
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return $retval; |
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|
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} |
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|
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/* vim: set expandtab: */ |
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|
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?> |