def _url_to_network_file(self, url_string: str) -> NetworkFile:
url = urlparse(url_string)
if url.scheme == "":
return DiskTextFile(url.path)
elif url.scheme == "file":
return DiskTextFile(url.path)
elif url.scheme == "http" or url.scheme == "https":
return UrlTextFile(url.geturl(), StreamLogger.stdout_logger())
elif url.scheme.startswith("git+"):
return self._handle_git_override_url(url, url_string)
else:
raise UnsupportedUrlError("Cannot handle common overrides url %s" %
url_string)
def _handle_git_override_url(self, url: urllib.parse.ParseResult,
url_string: str) -> GitTextFile:
if not url.fragment:
raise UnsupportedUrlError((
"Cannot handle overrides with no path given, offending url was"
" {url}.").format(url=url_string))
fragments: Dict[str, str] = dict()
for fragment_item in url.fragment.split("&"):
try:
fragment_name, fragment_value = fragment_item.split()
except ValueError:
raise UnsupportedUrlError(
f"Encountered deformed URL fragment `{fragment_item}` "
f"in url `{url_string}`")
else:
fragments[fragment_name] = fragment_value
return GitTextFile(
repository_url=urldefrag(url.geturl()[4:])[0],
path=fragments["path"],
revision_name=fragments.get("rev", "master"),
logger=StreamLogger.stdout_logger(),
)
