Synnefo

    def _get_permissions_path(self, account, container, name):

        path = '/'.join((account, container, name))

        permission_paths = self.permissions.access_inherit(path)

        permission_paths.sort()

        permission_paths.reverse()

        for p in permission_paths:

            if p == path:

                return p

            else:

                if p.count('/') < 2:

                    continue

                node = self.node.node_lookup(p)

                props = None

                if node is not None:

                    props = self.node.version_lookup(node, inf, CLUSTER_NORMAL)

                if props is not None:

                    if props[self.TYPE].split(';', 1)[0].strip() in ('application/directory', 'application/folder'):

                        return p

        return None