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62 lines
1.8 KiB
62 lines
1.8 KiB
<?php |
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/** |
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* Smarty plugin |
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* |
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* @package Smarty |
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* @subpackage PluginsFunction |
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*/ |
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/** |
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* Smarty {counter} function plugin |
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* Type: function |
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* Name: counter |
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* Purpose: print out a counter value |
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* |
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* @author Monte Ohrt <monte at ohrt dot com> |
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* @link https://www.smarty.net/manual/en/language.function.counter.php {counter} |
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* (Smarty online manual) |
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* |
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* @param array $params parameters |
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* @param Smarty_Internal_Template $template template object |
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* |
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* @return string|null |
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*/ |
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function smarty_function_counter($params, $template) |
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{ |
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static $counters = array(); |
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$name = (isset($params[ 'name' ])) ? $params[ 'name' ] : 'default'; |
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if (!isset($counters[ $name ])) { |
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$counters[ $name ] = array('start' => 1, 'skip' => 1, 'direction' => 'up', 'count' => 1); |
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} |
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$counter =& $counters[ $name ]; |
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if (isset($params[ 'start' ])) { |
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$counter[ 'start' ] = $counter[ 'count' ] = (int)$params[ 'start' ]; |
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} |
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if (!empty($params[ 'assign' ])) { |
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$counter[ 'assign' ] = $params[ 'assign' ]; |
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} |
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if (isset($counter[ 'assign' ])) { |
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$template->assign($counter[ 'assign' ], $counter[ 'count' ]); |
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} |
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if (isset($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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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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if (isset($params[ 'skip' ])) { |
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$counter[ 'skip' ] = $params[ 'skip' ]; |
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} |
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if (isset($params[ 'direction' ])) { |
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$counter[ 'direction' ] = $params[ 'direction' ]; |
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} |
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if ($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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