make Filesystem Directory View's priority -1 instead of 0.

with this change, when a new skin layer is created, Filesystem Directory Views (eg. activity, zpt_control, etc.) will be registered at the bottom of the new skin layer, i.e. we will get a similar result of bootstrap skin layers like 'View' layer.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@29164 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/BusinessTemplate.py

@@ -214,8 +214,8 @@ def registerSkinFolder(skin_tool, skin_folder):
       selection_list.insert(0, skin_folder_id)
     if reorder_skin_selection:
       selection_list.sort(
-        key=lambda x: x in skin_tool.objectIds() and -skin_tool[x].getProperty(
-        'business_template_skin_layer_priority', 0) or 0)
+        key=lambda x: x in skin_tool.objectIds() and skin_tool[x].getProperty(
+        'business_template_skin_layer_priority', skin_tool[x].meta_type == 'Filesystem Directory View' and -1 or 0) or 0, reverse=True)
     if (skin_name in skin_layer_list):
       skin_tool.manage_skinLayers(skinpath=selection_list,
                                   skinname=skin_name, add_skin=1)