def _parseBody(self):
"""
Parses body of the packet
@protected
"""
super(ImePacketData, self)._parseBody()
self._params = {}
sensors = {}
parts = self._data.decode().split("|")
gprmc = parts[0].split(',')
if len(gprmc) > 8:
# lets get packet time
self._params['time'] = datetime.strptime(
gprmc[8] + ',' + gprmc[0], '%d%m%y,%H%M%S.%f')
# and coordinates
sensors['latitude'] = Geo.getLatitude(gprmc[2] + gprmc[3])
sensors['longitude'] = Geo.getLongitude(gprmc[4] + gprmc[5])
# and other params
sensors['speed'] = float(gprmc[6] or 0) * 1.85200
sensors['azimuth'] = int(float(gprmc[7] or 0))
sensors['hdop'] = float(parts[1] or 0)
sensors['altitude'] = int(float(parts[2] or 0))
else:
self._params['time'] = datetime.now()
sensors['hdop'] = 1 # fake hdop
sensors['sat_count'] = 10 # fake sat_count
self._params['sensors'] = sensors.copy()
# old fashioned params
for key in ['latitude', 'longitude', 'speed',
'altitude', 'azimuth', 'hdop']:
if key in sensors:
self._params[key] = sensors[key]
if 'sat_count' in sensors:
self._params['satellitescount'] = sensors['sat_count']
def translate(self, data):
"""
Translate gps-tracker data to observer pipe format
@param data: dict() data from gps-tracker
"""
packet = {}
sensor = {}
for char in data:
value = data[char]
# IMEI / UID
if char == "S":
packet['uid'] = value
# TIME
elif char == "B":
try:
dt = datetime.strptime(value, '%d%m%y,%H%M%S')
except:
dt = datetime.strptime('00', '%y')
packet['time'] = dt.strftime('%Y-%m-%dT%H:%M:%S.%f')
# COORD
elif char in ("d1", "d2", "d3"):
packet['longitude'] = Geo.getLongitude(value)
elif char in ("d6", "d7", "d8"):
packet['latitude'] = Geo.getLatitude(value)
# ALTITUDE
elif char == "G":
packet['altitude'] = int(round(float(value)))
# SPEED (knots)
elif char == "H":
packet['speed'] = 1.852 * float(value)
# SPEED (km/hr)
elif char == "I":
packet['speed'] = value
# SPEED (mile/hr)
elif char == "J":
packet['speed'] = 1.609344 * float(value)
# Satellites count
elif char == "L":
packet['satellitescount'] = int(value)
sensor['sat_count'] = int(value)
# Azimuth - driving direction
elif char == "K":
packet['azimuth'] = int(round(float(value)))
# HDOP (Horizontal Dilution of Precision)
elif char == "M":
packet['hdop'] = float(value)
# Report Mode
elif char == "A":
if int(value) == 5:
sensor['sos'] = 1
self.setPacketSensors(packet, sensor)
return packet
