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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 PluginsFunction
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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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*
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* @author Monte Ohrt <monte at ohrt dot com>
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* @link http://www.smarty.net/manual/en/language.function.counter.php {counter}
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* (Smarty online manual)
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* @param array $params parameters
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* @param Smarty_Internal_Template $template template object
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* @return string|null
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*/
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function smarty_function_counter($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[$name] = array(
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'start'=>1,
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'skip'=>1,
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'direction'=>'up',
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'count'=>1
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);
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}
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$counter =& $counters[$name];
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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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return $retval;
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}
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?> |