[wp-cvs] wordpress/wp-includes functions.php,1.203,1.204

[Ernest MacDougal Campbell III]

Update of /cvsroot/cafelog/wordpress/wp-includes
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv17839/wp-includes

Modified Files:
	functions.php 
Log Message:
ANTI-SPAM: reject numerically encoded entities that fall in the normal ASCII range

Index: functions.php
===================================================================
RCS file: /cvsroot/cafelog/wordpress/wp-includes/functions.php,v
retrieving revision 1.203
retrieving revision 1.204
diff -C2 -d -r1.203 -r1.204
*** functions.php	2 Nov 2004 02:13:00 -0000	1.203
--- functions.php	3 Nov 2004 14:21:46 -0000	1.204
***************
*** 1657,1660 ****
--- 1657,1670 ----
  	}
  
+ 	// Useless numeric encoding is a pretty good spam indicator:
+ 	// Extract entities:
+ 	if (preg_match_all('/&#(\d+);/',$comment,$chars)) {
+ 		foreach ($chars[1] as $char) {
+ 			// If it's an encoded char in the normal ASCII set, reject
+ 			if ($char < 128)
+ 				return false;
+ 		}
+ 	}
+ 
  	$mod_keys = trim( get_settings('moderation_keys') );
  	if ('' == $mod_keys )