PHP Classes

File: system/dependencies/smarty/plugins/shared.literal_compiler_param.php

Recommend this page to a friend!
  Classes of Dimitri Sitchet   dFramework   system/dependencies/smarty/plugins/shared.literal_compiler_param.php   Download  
File: system/dependencies/smarty/plugins/shared.literal_compiler_param.php
Role: Example script
Content type: text/plain
Description: Example script
Class: dFramework
Framework to build PHP applications
Author: By
Last change:
Date: 4 years ago
Size: 1,047 bytes
 

Contents

Class file image Download
<?php
/**
 * 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 ])) {
        return
$default;
    }
   
// 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;
    eval(
"\$t = " . $params[ $index ] . ";");
    return
$t;
}