topical media & game development
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

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professional-search-08-seophp-include-sanitize.inc.php / php



  <?php
  
  // sanitizes the HTML code in inputHTML
  function sanitizeHTML(
      inputHTML, 
      allowed_tags = array('<h1>', '<b>', '<i>', '<a>', 
                            '<ul>', '<li>', '<pre>', '
', 
                            '<blockquote>', '<img>')) 
  {
    _allowed_tags = implode('', allowed_tags);
    inputHTML = strip_tags(inputHTML, _allowed_tags);
    return preg_replace('#<(.*?)>#ise', "'<' . removeBadAttributes('\\1') . '>'" , inputHTML);
  }
  
  // removes the unallowed attributes from inputHTML
  function removeBadAttributes(inputHTML)
  {
    // define the list of unallowed attributes
    bad_attributes = 'onerror|onmousemove|onmouseout|onmouseover|' .
                      'onkeypress|onkeydown|onkeyup|javascript:';
  
    // remove the bad attributes and return the result
    return stripslashes(preg_replace("#(bad_attributes)(\s*)(?==)#is" , 
                        'SANITIZED', inputHTML)); 
  }
  
  ?>
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 20/2/2008

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