def wifi(self, values):
if not values:
values = []
values = list(values)
self._wifi_unvalidated = values
filtered = []
for value in values:
valid = WifiLookup.validate(value)
if valid:
filtered.append(valid)
if len(filtered) < MIN_WIFIS_IN_QUERY:
filtered = []
self._wifi = filtered
def _prepare_wifi(self, wifi):
validated_wifi = WifiLookup.validate(wifi)
if validated_wifi is None:
return None
result = {}
wifi_map = {
'key': 'macAddress',
'channel': 'channel',
'signal': 'signalStrength',
'snr': 'signalToNoiseRatio',
}
for source, target in wifi_map.items():
if validated_wifi.get(source):
result[target] = validated_wifi[source]
return result
def _get_clean_wifi_keys(self, data):
wifis = []
# Pre-process wifi data
for wifi in data.get('wifi', ()):
wifi = WifiLookup.validate(wifi)
if wifi:
wifis.append(wifi)
# Estimate signal strength at -100 dBm if none is provided,
# which is worse than the 99th percentile of wifi dBms we
# see in practice (-98).
wifi_signals = dict([(w['key'], w['signal'] or -100) for w in wifis])
wifi_keys = set(wifi_signals.keys())
return (wifis, wifi_signals, wifi_keys)
def wifi(self, values):
if not values:
values = []
values = list(values)
self._wifi_unvalidated = values
filtered = OrderedDict()
for value in values:
valid_wifi = WifiLookup.create(**value)
if valid_wifi:
existing = filtered.get(valid_wifi.macAddress)
if existing is not None and existing.better(valid_wifi):
pass
else:
filtered[valid_wifi.macAddress] = valid_wifi
if len(filtered) < MIN_WIFIS_IN_QUERY:
filtered = {}
self._wifi = list(filtered.values())
def wifi(self, values):
if not values:
values = []
values = list(values)
self._wifi_unvalidated = values
filtered = OrderedDict()
for value in values:
valid_wifi = WifiLookup.create(**value)
if valid_wifi:
existing = filtered.get(valid_wifi.macAddress)
if existing is not None and existing.better(valid_wifi):
pass
else:
filtered[valid_wifi.macAddress] = valid_wifi
if len(filtered) < MIN_WIFIS_IN_QUERY:
filtered = {}
self._wifi = list(filtered.values())
