def _get_node_name_path(self, nodeid):
"""Returns the path of the nodeid"""
path = self._path_cache.get_path_list(nodeid)
if path is None and self._index:
# fallback to index
path = [self._filename] + self._index.get_node_filepath(nodeid)
if path is None:
raise UnknownNode(nodeid)
return path
def get_node_basename(self, nodeid):
"""Returns the basename of the node"""
basename = self._path_cache.get_basename(nodeid)
if basename is None and self._index:
# fallback to index
node = self._index.get_node(nodeid)
if node:
basename = node["basename"]
if basename is None:
raise UnknownNode(nodeid)
return basename
def _get_node_path(self, nodeid):
"""Returns the path of the nodeid"""
path = self._path_cache.get_path(nodeid)
if path is None and self._index:
# fallback to index
path_list = self._index.get_node_filepath(nodeid)
if path_list is not None:
path = os.path.join(self._filename, *path_list)
if path is None:
raise UnknownNode(nodeid)
return path
def add(self, nodeid, basename, parentid):
"""Add a new nodeid, basename, and parentid to the cache"""
parent = self._nodes.get(parentid, 0)
if parent is 0:
# TODO: should I allow unknown parent?
raise UnknownNode("unknown parent %s" % repr(
(basename, parentid, self._nodes)))
node = self._nodes.get(nodeid, None)
if node:
node.parent = parent
node.basename = basename
else:
node = self._nodes[nodeid] = PathCacheNode(nodeid, basename,
parent)
if parent:
parent.children.add(node)