openwebrx-clone/owrx/js8.py

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from .wsjt import WsjtChopper
from .parser import Parser
import re
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from js8py import Js8
from js8py.frames import Js8FrameHeartbeat
from owrx.map import Map, LocatorLocation
from owrx.pskreporter import PskReporter
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import logging
logger = logging.getLogger(__name__)
class Js8Chopper(WsjtChopper):
def getInterval(self):
return 15
def getFileTimestampFormat(self):
return "%y%m%d_%H%M%S"
def decoder_commandline(self, file):
return ["js8", "--js8", "-d", str(self.decoding_depth("js8")), file]
class Js8Parser(Parser):
decoderRegex = re.compile(" ?<Decode(Started|Debug|Finished)>")
def parse(self, raw):
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try:
freq, raw_msg = raw
self.setDialFrequency(freq)
msg = raw_msg.decode().rstrip()
if Js8Parser.decoderRegex.match(msg):
return
if msg.startswith(" EOF on input file"):
return
logger.debug(msg)
frame = Js8().parse_message(msg)
self.handler.write_js8_message(frame, self.dial_freq)
logger.debug(frame)
if isinstance(frame, Js8FrameHeartbeat):
Map.getSharedInstance().updateLocation(
frame.callsign, LocatorLocation(frame.grid), "JS8", self.band
)
PskReporter.getSharedInstance().spot({
"callsign": frame.callsign,
"mode": "JS8",
"locator": frame.grid,
"freq": self.dial_freq + frame.freq,
"db": frame.db,
"timestamp": frame.timestamp,
"msg": str(frame)
})
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except Exception:
logger.exception("error while parsing js8 message")