def parse_registry_uri(uri: str) -> RegistryURI:
"""
Validate and return (authority, chain_id, pkg_name, version) from a valid registry URI.
"""
from web3.auto.infura import w3
validate_registry_uri(uri)
parsed_uri = parse.urlparse(uri)
if ":" in parsed_uri.netloc:
address_or_ens, chain_id = parsed_uri.netloc.split(":")
else:
address_or_ens, chain_id = parsed_uri.netloc, "1"
ns = ENS.fromWeb3(w3)
if is_address(address_or_ens):
address = address_or_ens
ens = None
elif ns.address(address_or_ens):
address = ns.address(address_or_ens)
ens = address_or_ens
else:
raise CannotHandleURI(
f"Invalid address or ENS domain found in uri: {uri}.")
pkg_name, pkg_version, namespaced_asset = _process_pkg_path(
parsed_uri.path)
return RegistryURI(address, chain_id, pkg_name, pkg_version,
namespaced_asset, ens)
def parse_registry_uri(uri: str) -> RegistryURI:
"""
Validate and return (authority, pkg name, version) from a valid registry URI
"""
validate_registry_uri(uri)
parsed_uri = parse.urlparse(uri)
address, chain_id = parsed_uri.netloc.split(":")
pkg_name = parsed_uri.path.strip("/")
pkg_version = parsed_uri.query.lstrip("version=").strip("/")
return RegistryURI(address, chain_id, pkg_name, pkg_version)
def is_valid_registry_uri(uri: str) -> bool:
"""
Return a boolean indicating whether `uri` argument
conforms to the Registry URI scheme.
"""
try:
validate_registry_uri(uri)
except ValidationError:
return False
else:
return True
def parse_registry_uri(uri: str) -> RegistryURI:
"""
Validate and return (authority, pkg name, version) from a valid registry URI
"""
from web3.auto.infura import w3
validate_registry_uri(uri)
parsed_uri = parse.urlparse(uri)
address_or_ens, chain_id = parsed_uri.netloc.split(":")
ns = ENS.fromWeb3(w3)
if is_address(address_or_ens):
address = address_or_ens
ens = None
elif ns.address(address_or_ens):
address = ns.address(address_or_ens)
ens = address_or_ens
else:
raise CannotHandleURI(
f"Invalid address or ENS domain found in uri: {uri}.")
parsed_name = parsed_uri.path.strip("/")
parsed_version = parsed_uri.query.lstrip("version=").strip("/")
pkg_name = parsed_name if parsed_name else None
pkg_version = parsed_version if parsed_version else None
return RegistryURI(address, chain_id, pkg_name, pkg_version, ens)
def test_is_registry_uri_raises_exception_for_invalid_uris(uri):
with pytest.raises(ValidationError):
validate_registry_uri(uri)
def test_is_registry_uri_validates(uri):
assert validate_registry_uri(uri) is None
