def _getNearest(self, setup, rssiAtLeast, scanDuration,
returnFirstAcceptable, validated, addressesToExclude):
addressesToExcludeSet = set()
for data in addressesToExclude:
if isinstance(data, dict):
if "address" in data:
addressesToExcludeSet.add(data["address"].lower())
else:
raise BluenetException(
BluenetError.INVALID_ADDRESS,
"Addresses to Exclude is either an array of addresses (like 'f7:19:a4:ef:ea:f6') or an array of dicts with the field 'address'"
)
else:
addressesToExcludeSet.add(data.lower())
selector = NearestSelector(setup, rssiAtLeast, returnFirstAcceptable,
addressesToExcludeSet)
topic = Topics.advertisement
if not validated:
topic = SystemBleTopics.rawAdvertisement
subscriptionId = BluenetEventBus.subscribe(
topic, selector.handleAdvertisement)
self.ble.startScanning(scanDuration=scanDuration)
BluenetEventBus.unsubscribe(subscriptionId)
return selector.getNearest()
def isCrownstoneInNormalMode(self, address, scanDuration=3, waitUntilInRequiredMode=False):
# print("Checking if it is in normal mode, address", address)
checker = NormalModeChecker(address, waitUntilInRequiredMode)
subscriptionId = BluenetEventBus.subscribe(Topics.advertisement, checker.handleAdvertisement)
self.ble.startScanning(scanDuration=scanDuration)
BluenetEventBus.unsubscribe(subscriptionId)
return checker.getResult()
def getRssiAverage(self, address, scanDuration=3):
# print("Checking if it is in normal mode, address", address)
checker = RssiChecker(address)
subscriptionId = BluenetEventBus.subscribe(Topics.advertisement, checker.handleAdvertisement)
self.ble.startScanning(scanDuration=scanDuration)
BluenetEventBus.unsubscribe(subscriptionId)
return checker.getResult()
def getRssiAverage(self, address, scanDuration=3):
checker = RssiChecker(address)
subscriptionId = BluenetEventBus.subscribe(
SystemBleTopics.rawAdvertisement, lambda advertisement: checker.
handleAdvertisement(advertisement.getDictionary()))
self.ble.startScanning(scanDuration=scanDuration)
BluenetEventBus.unsubscribe(subscriptionId)
return checker.getResult()
def getCrownstonesByScanning(self, scanDuration=3):
gatherer = Gatherer()
subscriptionIdValidated = BluenetEventBus.subscribe(Topics.advertisement, lambda advertisementData: gatherer.handleAdvertisement(advertisementData, True) )
subscriptionIdAll = BluenetEventBus.subscribe(SystemBleTopics.rawAdvertisement, lambda advertisement: gatherer.handleAdvertisement(advertisement.getDictionary(), False) )
self.ble.startScanning(scanDuration=scanDuration)
BluenetEventBus.unsubscribe(subscriptionIdValidated)
BluenetEventBus.unsubscribe(subscriptionIdAll)
return gatherer.getCollection()
def _getNearest(self, setup, rssiAtLeast, timeout, returnFirstAcceptable,
validated):
selector = NearestSelector(setup, rssiAtLeast, returnFirstAcceptable)
topic = Topics.advertisement
if not validated:
topic = SystemBleTopics.rawAdvertisement
subscriptionId = BluenetEventBus.subscribe(
topic, selector.handleAdvertisement)
self.ble.startScanning(timeout=timeout)
BluenetEventBus.unsubscribe(subscriptionId)
return selector.getNearest()
def stop(self):
print("Stopping UartBridge")
self.running = False
BluenetEventBus.unsubscribe(self.eventId)
def shutDown(self):
for subscriptionId in self.subscriptionIds:
BluenetEventBus.unsubscribe(subscriptionId)
self.validator.shutDown()