[kupfer] core.data: Only add toplevel directories once

[Ulrik Sverdrup <usverdrup src gnome org>]

commit b5b6e354b4d3d00309698bcea63202ac05910392
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Tue Mar 29 16:22:32 2011 +0200

    core.data: Only add toplevel directories once

 kupfer/core/data.py |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/kupfer/core/data.py b/kupfer/core/data.py
index 9352ef9..5fc0d32 100644
--- a/kupfer/core/data.py
+++ b/kupfer/core/data.py
@@ -540,8 +540,8 @@ class DataController (gobject.GObject, pretty.OutputMixin):
 			abs = os.path.abspath(os.path.expanduser(opt))
 			return sources.FileSource((abs,), depth)
 
-		for coll, level in zip((s_sources, S_sources), ("Catalog", "Direct")):
-			for item in setctl.get_directories(level):
+		for coll, direct in zip((s_sources, S_sources), (False, True)):
+			for item in setctl.get_directories(direct):
 				coll.append(dir_source(item))
 
 		dir_depth = source_config("DeepDirectories", "Depth")