<?php/** * Smarty shared plugin * @package Smarty * @subpackage plugins *//** * escape_special_chars common function * * Function: smarty_function_escape_special_chars<br> * Purpose:  used by other smarty functions to escape *           special chars except for already escaped ones * @param string * @return string */function smarty_function_escape_special_chars($string){    if(!is_array($string)) {        $string = preg_replace('!&(#?\w+);!', '%%%SMARTY_START%%%\\1%%%SMARTY_END%%%', $string);        $string = htmlspecialchars($string);        $string = str_replace(array('%%%SMARTY_START%%%','%%%SMARTY_END%%%'), array('&',';'), $string);    }    return $string;}/* vim: set expandtab: */?>