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<?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
 * @author   Monte Ohrt <monte at ohrt dot com>
 * @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: */
 
 ?>
 
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