kopia lustrzana https://github.com/glidernet/ogn-python
36 wiersze
941 B
Python
36 wiersze
941 B
Python
from datetime import datetime
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from .model import Beacon, AircraftBeacon, ReceiverBeacon
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from ogn.exceptions import AprsParseError
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def parse_aprs(packet, reference_date=None):
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if reference_date is None:
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reference_date = datetime.utcnow()
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if not isinstance(packet, str):
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raise TypeError("Expected packet to be str, got %s" % type(packet))
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elif packet == "":
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raise AprsParseError("(empty string)")
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elif packet[0] == "#":
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return None
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beacon = Beacon()
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beacon.parse(packet, reference_date)
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# symboltable / symbolcodes used by OGN:
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# I&: used as receiver
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# /X: helicopter_rotorcraft
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# /': glider_or_motorglider
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# \^: powered_aircraft
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# /g: para_glider
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# /O: ?
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# /^: ?
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# \n: ?
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# /z: ?
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# /o: ?
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if beacon.symboltable == "I" and beacon.symbolcode == "&":
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return ReceiverBeacon(beacon)
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else:
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return AircraftBeacon(beacon)
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