Index: lib.php
===================================================================
RCS file: /cvsroot/moodle/moodle/mod/wiki/lib.php,v
retrieving revision 1.53.2.8
diff -u -r1.53.2.8 lib.php
--- lib.php	19 Nov 2009 10:42:58 -0000	1.53.2.8
+++ lib.php	16 Jan 2010 00:14:19 -0000
@@ -989,11 +989,13 @@
         else if ($groupid == 0) {
             return ($mygroupid != 0 and wiki_is_teacher($wiki));
         }
-        /// If there is a group mode, non-editing teachers with an assigned group, can only create wikis
-        /// in their group. Non-editing teachers with no assigned group and editing teachers can create any wiki.
+        /// If requesting a group, must be an editing teacher, a non-editing teacher with no assigned group,
+        /// or a non-editing teacher requesting their group. or a student in group, but wiki is empty.
         else {
             return (wiki_is_teacheredit($wiki) or
-                    (wiki_is_teacher($wiki) and ($mygroupid == 0 or @in_array($groupid, $mygroupid))));
+                    (wiki_is_teacher($wiki) and ($mygroupid == 0 or @in_array($groupid, $mygroupid))) or
+                    (wiki_is_student($wiki, $user->id) and @in_array($groupid, $mygroupid))
+                    );
         }
         break;
     }