def __init__(self, e):
if isinstance(e, str):
try:
e = xml.fromstring(e)
except xml.ParseError:
logger.warn("Skipping malformed line: {line}".format(line=e),
exc_info=True)
return
if isinstance(e, xml.Element):
e = etree_to_dict(e)
if isinstance(e, dict):
e = DictObject.objectify(e)
assert isinstance(e, DictObject)
assert hasattr(e.item, "type")
self.type = ascii_integers_to_string(e.item.type)
self.code = ascii_integers_to_string(e.item.code)
self.length = int(e.item.length)
if "data" in e.item:
assert self.length > 0 # length is zero if data is undefined.
self.data = encoded_to_str(e.item.data["#text"],
e.item.data["@encoding"],
as_bytes=True)
if e.item.data["@encoding"] == "base64":
self._data_base64 = to_unicode(e.item.data["#text"])
else:
self._data_base64 = None
else:
assert self.length == 0 # length is zero if data is undefined.
self.data = to_binary("")
self._data_base64 = None
def __init__(self, e):
if isinstance(e, str):
try:
e = xml.fromstring(e)
except xml.ParseError:
logger.warn("Skipping malformed line: {line}".format(line=e), exc_info=True)
return
if isinstance(e, xml.Element):
e = etree_to_dict(e)
if isinstance(e, dict):
e = DictObject.objectify(e)
assert isinstance(e, DictObject)
assert hasattr(e.item, "type")
self.type = ascii_integers_to_string(e.item.type)
self.code = ascii_integers_to_string(e.item.code)
self.length = int(e.item.length)
if "data" in e.item:
assert self.length > 0 # length is zero if data is undefined.
self.data = encoded_to_str(e.item.data["#text"], e.item.data["@encoding"], as_bytes=True)
if e.item.data["@encoding"] == "base64":
self._data_base64 = to_unicode(e.item.data["#text"])
else:
self._data_base64 = None
else:
assert self.length == 0 # length is zero if data is undefined.
self.data = to_binary("")
self._data_base64 = None
def encoded_to_str(data, encoding, as_bytes=True):
if encoding == "base64":
bytes = decodebytes(data.encode('ascii'))
if as_bytes:
return bytes
else:
return to_unicode(bytes)
else:
raise AttributeError("unknown encoding format: {f}".format(f=encoding))
def encoded_to_str(data, encoding, as_bytes=True):
if encoding == "base64":
bytes = decodebytes(data.encode('ascii'))
if as_bytes:
return bytes
else:
return to_unicode(bytes)
else:
raise AttributeError("unknown encoding format: {f}".format(f=encoding))
def data_str(self):
return to_unicode(self.data)
def base64url_encode(string: bytes) -> str:
return to_unicode(base64.urlsafe_b64encode(string)).rstrip("=")
def data_str(self): return to_unicode(self.data)