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   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  {
  12      $config = HTMLPurifier_Config::createDefault();
  13      $allowed_elements = array();
  14      $allowed_attributes = array();
  15      foreach ($allowed_html as $element => $attributes) {
  16          $allowed_elements[$element] = true;
  17          foreach ($attributes as $attribute => $x) {
  18              $allowed_attributes["$element.$attribute"] = true;
  19          }
  20      }
  21      $config->set('HTML.AllowedElements', $allowed_elements);
  22      $config->set('HTML.AllowedAttributes', $allowed_attributes);
  23      if ($allowed_protocols !== null) {
  24          $config->set('URI.AllowedSchemes', $allowed_protocols);
  25      }
  26      $purifier = new HTMLPurifier($config);
  27      return $purifier->purify($string);
  28  }
  29  
  30  // vim: et sw=4 sts=4