Changed to use the new replacementphrase attribute so

bad words are replaced with a strlen(phrase) number
of **** characters. Bug 3605.
(http://moodle.org/bugs/bug.php?op=show&bugid=3605)

filter/censor/filter.php

@@ -20,7 +20,7 @@ function censor_filter($courseid, $text) {
         $words = array();
         $badwords = explode(',', get_string('badwords', 'censor'));
         foreach ($badwords as $badword) {
-            $words[] = new filterobject(trim($badword), '<span class="censoredtext">', '</span>', false, false);
+            $words[] = new filterobject(trim($badword), '<span class="censoredtext">', '</span>', false, false,str_pad('',strlen(trim($badword)),'*'));
         }
     }