def to_binary_string(self):
"""Pack the notification to binary form and return it as string."""
if self.priority not in self.PRIORITIES:
raise NotificationInvalidPriorityError()
try:
token = binascii.unhexlify(self.token)
except TypeError as error:
raise NotificationTokenUnhexlifyError(error)
try:
payload = json.dumps(self.payload)
except TypeError:
raise NotificationPayloadNotSerializableError()
fmt = ">BIBH{0}sBH{1}sBHIBHIBHB".format(len(token), len(payload))
expire = (0 if self.expire == self.EXPIRE_IMMEDIATELY else
datetime_to_timestamp(self.expire))
# |COMMAND|FRAME-LEN|{token}|{payload}|{id:4}|{expire:4}|{priority:1}
# 5 items, each 3 bytes prefix, then each item length
length = 3*5 + len(token) + len(payload) + 4 + 4 + 1
message = struct.pack(fmt, self.COMMAND, length,
self.TOKEN, len(token), token,
self.PAYLOAD, len(payload), payload,
self.NOTIFICATION_ID, 4, self.iden,
self.EXPIRE, 4, expire,
self.PRIORITY, 1, self.priority)
return message
def test_datetime(self):
now = datetime.now()
timestamp = datetime_to_timestamp(now)
self.assertEqual(datetime.fromtimestamp(timestamp),
now.replace(microsecond=0))
def to_binary_string(self):
"""Pack the feedback to binary form and return it as string."""
timestamp = datetime_to_timestamp(self.when)
token = binascii.unhexlify(self.token)
return struct.pack(self.FORMAT_PREFIX + '{0}s'.format(len(token)),
timestamp, len(token), token)
def to_binary_string(self):
"""Pack the feedback to binary form and return it as string."""
timestamp = datetime_to_timestamp(self.when)
token = binascii.unhexlify(self.token)
return struct.pack(self.FORMAT_PREFIX + '{0}s'.format(len(token)),
timestamp, len(token), token)
def test_datetime(self):
now = datetime.now()
timestamp = datetime_to_timestamp(now)
self.assertEqual(datetime.fromtimestamp(timestamp), now.replace(microsecond=0))
