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# import os
import zipfile
import tempfile
# noinspection PyUnresolvedReferences
from typing import BinaryIO, Dict
_archive = None # type: zipfile.ZipFile
_archive_initialized = False
_temp = {} # type: Dict[str, str]
def app_name() -> str:
pass
def archive() -> zipfile.ZipFile:
global _archive, _archive_initialized
if _archive_initialized:
return _archive
archive_name = app_name() + ".dat"
_archive = zipfile.ZipFile(archive_name, "r")
return _archive
def reset() -> None:
global _archive, _archive_initialized
_archive = None
_archive_initialized = False
def path_no_extract(name: str) -> str:
return name
def path(name: str) -> str:
try:
return _temp[name]
except KeyError:
pass
try:
return path_no_extract(name)
except LookupError:
s = stream(name)
fd, p = tempfile.mkstemp(suffix=name)
with fd:
fd.write(s.read())
_temp[name] = p
return p
# if p is None:
# raise LookupError(name)
# return p
# def stream(name: str, mode: str="rb") -> BinaryIO:
def stream(name: str) -> BinaryIO:
# archive().read()
return archive().open(name)
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