library/HTMLPurifier.kses.php

   1 <?php
   2
   3 /**
   4  * @file
   5  * Emulation layer for code that used kses(), substituting in HTML Purifier.
   6  */
   7
   8 require_once dirname(__FILE__) . '/HTMLPurifier.auto.php';
   9
  10 function kses($string, $allowed_html, $allowed_protocols = null) {
  11     $config = HTMLPurifier_Config::createDefault();
  12     $allowed_elements = array();
  13     $allowed_attributes = array();
  14     foreach ($allowed_html as $element => $attributes) {
  15         $allowed_elements[$element] = true;
  16         foreach ($attributes as $attribute => $x) {
  17             $allowed_attributes["$element.$attribute"] = true;
  18         }
  19     }
  20     $config->set('HTML', 'AllowedElements', $allowed_elements);
  21     $config->set('HTML', 'AllowedAttributes', $allowed_attributes);
  22     $allowed_schemes = array();
  23     if ($allowed_protocols !== null) {
  24         $config->set('URI', 'AllowedSchemes', $allowed_protocols);
  25     }
  26     $purifier = new HTMLPurifier($config);
  27     return $purifier->purify($string);
  28 }