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Wordpress: Escape HTML Entities in Comments

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  1. /**
  2.  * Escape HTML Entities in Comments
  3.  * tell your commentators to wrap their code snippets in <code> tags
  4.  * http://konstruktors.com/blog/wordpress/1850-automatically-escape-html-entities-of-code-fragments-in-comments/
  5.  *
  6.  **/
  7. function myfunction_encode_code_in_comment($source) {
  8. 	$encoded = preg_replace_callback('/<code>(.*?)<\/code>/ims',
  9. 	create_function('$matches', '$matches[1] = preg_replace(array("/^[\r|\n]+/i", "/[\r|\n]+$/i"), "", $matches[1]); 
  10. 	return "<code>" . htmlentities($matches[1]) . "</"."code>";'), $source);
  11. 	if ($encoded)
  12. 		return $encoded;
  13. 	else
  14. 		return $source;
  15. }
  16. add_filter('pre_comment_content', 'myfunction_encode_code_in_comment');

URL: http://konstruktors.com/blog/wordpress/1850-automatically-escape-html-entities-of-code-fragments-in-comments/

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