box-o-sand/php-practice/web/html/wikipedia-tutorial/libs/plugins/modifiercompiler.default.php

33 lines
822 B
PHP

<?php
/**
* Smarty plugin
*
* @package Smarty
* @subpackage PluginsModifierCompiler
*/
/**
* Smarty default modifier plugin
*
* Type: modifier<br>
* Name: default<br>
* Purpose: designate default value for empty variables
*
* @link http://smarty.php.net/manual/en/language.modifier.default.php default (Smarty online manual)
* @author Uwe Tews
* @param array $params parameters
* @return string with compiled code
*/
function smarty_modifiercompiler_default ($params, $compiler)
{
$output = $params[0];
if (!isset($params[1])) {
$params[1] = "''";
}
for ($i = 1, $cnt = count($params); $i < $cnt; $i++) {
$output = '(($tmp = @' . $output . ')===null||$tmp===\'\' ? ' . $params[$i] . ' : $tmp)';
}
return $output;
}
?>