prevent start-up of services if requirements are not fulfilled.

closes #4
This commit is contained in:
Jakob Ketterl 2019-10-13 17:51:00 +02:00
parent ea67340cab
commit eda556ef03

View File

@ -8,6 +8,7 @@ from owrx.wsjt import WsjtParser
from owrx.aprs import AprsParser from owrx.aprs import AprsParser
from owrx.config import PropertyManager from owrx.config import PropertyManager
from owrx.source import Resampler from owrx.source import Resampler
from owrx.feature import FeatureDetector
import logging import logging
@ -194,7 +195,24 @@ class ServiceHandler(object):
self.stopServices() self.stopServices()
def isSupported(self, mode): def isSupported(self, mode):
return mode in PropertyManager.getSharedInstance()["services_decoders"] # TODO this should be in a more central place (the frontend also needs this)
requirements = {
'ft8': 'wsjt-x',
'ft4': 'wsjt-x',
'jt65': 'wsjt-x',
'jt9': 'wsjt-x',
'wspr': 'wsjt-x',
'packet': 'packet',
}
fd = FeatureDetector()
# this looks overly complicated... but i'd like modes with no requirements to be always available without
# being listed in the hash above
unavailable = [mode for mode, req in requirements.items() if not fd.is_available(req)]
configured = PropertyManager.getSharedInstance()["services_decoders"]
available = [mode for mode in configured if mode not in unavailable]
return mode in available
def stopServices(self): def stopServices(self):
with self.lock: with self.lock: