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File: libs/smarty/plugins/shared.literal_compiler_param.php

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File: libs/smarty/plugins/shared.literal_compiler_param.php
Role: Auxiliary script
Content type: text/plain
Description: Auxiliary script
Class: MVC 4 Dummies
Web development PHP MVC framework
Author: By
Last change:
Date: 7 years ago
Size: 1,010 bytes


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 * Smarty plugin
 * @package Smarty
 * @subpackage PluginsShared

 * evaluate compiler parameter
 * @param array $params parameter array as given to the compiler function
 * @param integer $index array index of the parameter to convert
 * @param mixed $default value to be returned if the parameter is not present
 * @return mixed evaluated value of parameter or $default
 * @throws SmartyException if parameter is not a literal (but an expression, variable, …)
 * @author Rodney Rehm
function smarty_literal_compiler_param($params, $index, $default = null)
// not set, go default
if (!isset($params[$index])) {
// test if param is a literal
if (!preg_match('/^([\'"]?)[a-zA-Z0-9-]+(\\1)$/', $params[$index])) {
        throw new
SmartyException('$param[' . $index . '] is not a literal and is thus not evaluatable at compile time');

$t = null;
"\$t = " . $params[$index] . ";");


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