library/plugins/shared.escape_special_chars.php

   1 <?php
   2 /**
   3  * Smarty shared plugin
   4  * @package Smarty
   5  * @subpackage plugins
   6  */
   7
   8
   9 /**
  10  * escape_special_chars common function
  11  *
  12  * Function: smarty_function_escape_special_chars<br>
  13  * Purpose:  used by other smarty functions to escape
  14  *           special chars except for already escaped ones
  15  * @param string
  16  * @return string
  17  */
  18 function smarty_function_escape_special_chars($string)
  19 {
  20     if(!is_array($string)) {
  21         $string = preg_replace('!&(#?\w+);!', '%%%SMARTY_START%%%\\1%%%SMARTY_END%%%', $string);
  22         $string = htmlspecialchars($string);
  23         $string = str_replace(array('%%%SMARTY_START%%%','%%%SMARTY_END%%%'), array('&',';'), $string);
  24     }
  25     return $string;
  26 }
  27
  28 /* vim: set expandtab: */
  29
  30 ?>