webdav.collection tree childs collection_tree webdav.collection tree collection_list webdav.collection form collection_form Collections ir.action.act_window webdav.collection [('parent', '=', None)] Collections webdav.collection webdav.share tree share_list webdav.share form share_form Shares ir.action.act_window webdav.share [('user', '=', user.id)] ir.attachment form attachment_form