def __oldstyle_shim(self):
# The rest is backwards compatibility for the old interface
def default(k, dflt, vbit=0):
if k not in self.data.keys():
return dflt
else:
self.valid |= vbit
return self.data[k]
if self.data.get("class") == "VERSION":
self.version = self.data
elif self.data.get("class") == "DEVICE":
self.valid = ONLINE_SET | DEVICE_SET
self.path = self.data["path"]
self.activated = default("activated", None)
driver = default("driver", None, DEVICEID_SET)
subtype = default("subtype", None, DEVICEID_SET)
self.gps_id = driver
if subtype:
self.gps_id += " " + subtype
self.driver_mode = default("native", 0)
self.baudrate = default("bps", 0)
self.serialmode = default("serialmode", "8N1")
self.cycle = default("cycle", None)
self.mincycle = default("mincycle", None)
elif self.data.get("class") == "TPV":
self.valid = ONLINE_SET
self.utc = default("time", None, TIME_SET)
if self.utc is not None:
# Time can be either Unix time as a float or an ISO8601 string
if type(self.fix.time) == type(0.0):
self.fix.time = self.utc
else:
self.fix.time = isotime(self.utc.encode("ascii"))
self.fix.ept = default("ept", None, TIMERR_SET)
self.fix.latitude = default("lat", None, LATLON_SET)
self.fix.longitude = default("lon", None)
self.fix.altitude = default("alt", None, ALTITUDE_SET)
self.fix.epx = default("epx", None, HERR_SET)
self.fix.epy = default("epy", None, HERR_SET)
self.fix.epv = default("epv", None, VERR_SET)
self.fix.track = default("track", None, TRACK_SET)
self.fix.speed = default("speed", None, SPEED_SET)
self.fix.climb = default("climb", None, CLIMB_SET)
self.fix.epd = default("epd", None)
self.fix.eps = default("eps", None, SPEEDERR_SET)
self.fix.epc = default("epc", None, CLIMBERR_SET)
self.fix.mode = default("mode", 0, MODE_SET)
elif self.data.get("class") == "SKY":
for attrp in ("x", "y", "v", "h", "p", "g"):
setattr(self, attrp+"dop", default(attrp+"dop", None, DOP_SET))
if "satellites" in self.data.keys():
self.satellites = []
for sat in self.data['satellites']:
self.satellites.append(gps.satellite(PRN=sat['PRN'], elevation=sat['el'], azimuth=sat['az'], ss=sat['ss'], used=sat['used']))
self.satellites_used = 0
for sat in self.satellites:
if sat.used:
self.satellites_used += 1
self.valid = ONLINE_SET | SATELLITE_SET
def __oldstyle_shim(self):
# The rest is backwards compatibility for the old interface
def default(k, dflt, vbit=0):
if k not in self.data.keys():
return dflt
else:
self.valid |= vbit
return self.data[k]
if self.data.get("class") == "VERSION":
self.version = self.data
elif self.data.get("class") == "DEVICE":
self.valid = ONLINE_SET | DEVICE_SET
self.path = self.data["path"]
self.activated = default("activated", None)
driver = default("driver", None, DEVICEID_SET)
subtype = default("subtype", None, DEVICEID_SET)
self.gps_id = driver
if subtype:
self.gps_id += " " + subtype
self.driver_mode = default("native", 0)
self.baudrate = default("bps", 0)
self.serialmode = default("serialmode", "8N1")
self.cycle = default("cycle", NaN)
self.mincycle = default("mincycle", NaN)
elif self.data.get("class") == "TPV":
self.valid = ONLINE_SET
self.utc = default("time", None, TIME_SET)
if self.utc is not None:
# Time can be either Unix time as a float or an ISO8601 string
if type(self.fix.time) == type(0.0):
self.fix.time = self.utc
else:
self.fix.time = isotime(self.utc.encode("ascii"))
self.fix.ept = default("ept", NaN, TIMERR_SET)
self.fix.latitude = default("lat", NaN, LATLON_SET)
self.fix.longitude = default("lon", NaN)
self.fix.altitude = default("alt", NaN, ALTITUDE_SET)
self.fix.epx = default("epx", NaN, HERR_SET)
self.fix.epy = default("epy", NaN, HERR_SET)
self.fix.epv = default("epv", NaN, VERR_SET)
self.fix.track = default("track", NaN, TRACK_SET)
self.fix.speed = default("speed", NaN, SPEED_SET)
self.fix.climb = default("climb", NaN, CLIMB_SET)
self.fix.epd = default("epd", NaN)
self.fix.eps = default("eps", NaN, SPEEDERR_SET)
self.fix.epc = default("epc", NaN, CLIMBERR_SET)
self.fix.mode = default("mode", 0, MODE_SET)
elif self.data.get("class") == "SKY":
for attrp in ("x", "y", "v", "h", "p", "g"):
setattr(self, attrp + "dop",
default(attrp + "dop", NaN, DOP_SET))
if "satellites" in self.data.keys():
self.satellites = []
for sat in self.data['satellites']:
self.satellites.append(
gps.satellite(PRN=sat['PRN'],
elevation=sat['el'],
azimuth=sat['az'],
ss=sat['ss'],
used=sat['used']))
self.satellites_used = 0
for sat in self.satellites:
if sat.used:
self.satellites_used += 1
self.valid = ONLINE_SET | SATELLITE_SET
def __oldstyle_unpack(self, buf):
# unpack a daemon response into the gps instance members
self.fix.time = 0.0
fields = buf.strip().split(",")
if fields[0] == "GPSD":
for field in fields[1:]:
if not field or field[1] != '=':
continue
cmd = field[0].upper()
data = field[2:]
if data[0] == "?":
continue
if cmd == 'F':
self.device = data
elif cmd == 'I':
self.gps_id = data
elif cmd == 'O':
fields = data.split()
if fields[0] == '?':
self.fix.mode = MODE_NO_FIX
else:
def default(i, vbit=0, cnv=float):
if fields[i] == '?':
return NaN
else:
try:
value = cnv(fields[i])
except ValueError:
return NaN
self.valid |= vbit
return value
# clear all valid bits that might be set again below
self.valid &= ~(TIME_SET | TIMERR_SET | LATLON_SET
| ALTITUDE_SET | HERR_SET | VERR_SET
| TRACK_SET | SPEED_SET | CLIMB_SET |
SPEEDERR_SET | CLIMBERR_SET | MODE_SET)
self.utc = fields[1]
self.fix.time = default(1, TIME_SET)
if not isnan(self.fix.time):
self.utc = isotime(self.fix.time)
self.fix.ept = default(2, TIMERR_SET)
self.fix.latitude = default(3, LATLON_SET)
self.fix.longitude = default(4)
self.fix.altitude = default(5, ALTITUDE_SET)
self.fix.epx = self.epy = default(6, HERR_SET)
self.fix.epv = default(7, VERR_SET)
self.fix.track = default(8, TRACK_SET)
self.fix.speed = default(9, SPEED_SET)
self.fix.climb = default(10, CLIMB_SET)
self.fix.epd = default(11)
self.fix.eps = default(12, SPEEDERR_SET)
self.fix.epc = default(13, CLIMBERR_SET)
if len(fields) > 14:
self.fix.mode = default(14, MODE_SET, int)
else:
if self.valid & ALTITUDE_SET:
self.fix.mode = MODE_2D
else:
self.fix.mode = MODE_3D
self.valid |= MODE_SET
elif cmd == 'X':
self.online = float(data)
self.valid |= ONLINE_SET
elif cmd == 'Y':
satellites = data.split(":")
prefix = satellites.pop(0).split()
d1 = int(prefix.pop())
newsats = []
for i in range(d1):
newsats.append(
gps.satellite(*map(int, satellites[i].split())))
self.satellites = newsats
self.valid |= SATELLITE_SET
def __oldstyle_unpack(self, buf):
# unpack a daemon response into the gps instance members
self.fix.time = 0.0
fields = buf.strip().split(",")
if fields[0] == "GPSD":
for field in fields[1:]:
if not field or field[1] != '=':
continue
cmd = field[0].upper()
data = field[2:]
if data[0] == "?":
continue
if cmd == 'F':
self.device = data
elif cmd == 'I':
self.gps_id = data
elif cmd == 'O':
fields = data.split()
if fields[0] == '?':
self.fix.mode = MODE_NO_FIX
else:
def default(i, vbit=0, cnv=float):
if fields[i] == '?':
return None
else:
try:
value = cnv(fields[i])
except ValueError:
return None
self.valid |= vbit
return value
# clear all valid bits that might be set again below
self.valid &= ~(
TIME_SET | TIMERR_SET | LATLON_SET | ALTITUDE_SET |
HERR_SET | VERR_SET | TRACK_SET | SPEED_SET |
CLIMB_SET | SPEEDERR_SET | CLIMBERR_SET | MODE_SET
)
self.utc = fields[1]
self.fix.time = default(1, TIME_SET)
if not isnan(self.fix.time):
self.utc = isotime(self.fix.time)
self.fix.ept = default(2, TIMERR_SET)
self.fix.latitude = default(3, LATLON_SET)
self.fix.longitude = default(4)
self.fix.altitude = default(5, ALTITUDE_SET)
self.fix.epx = self.epy = default(6, HERR_SET)
self.fix.epv = default(7, VERR_SET)
self.fix.track = default(8, TRACK_SET)
self.fix.speed = default(9, SPEED_SET)
self.fix.climb = default(10, CLIMB_SET)
self.fix.epd = default(11)
self.fix.eps = default(12, SPEEDERR_SET)
self.fix.epc = default(13, CLIMBERR_SET)
if len(fields) > 14:
self.fix.mode = default(14, MODE_SET, int)
else:
if self.valid & ALTITUDE_SET:
self.fix.mode = MODE_2D
else:
self.fix.mode = MODE_3D
self.valid |= MODE_SET
elif cmd == 'X':
self.online = float(data)
self.valid |= ONLINE_SET
elif cmd == 'Y':
satellites = data.split(":")
prefix = satellites.pop(0).split()
d1 = int(prefix.pop())
newsats = []
for i in range(d1):
newsats.append(gps.satellite(*map(int, satellites[i].split())))
self.satellites = newsats
self.valid |= SATELLITE_SET