def TimeFrame(self, TargetDatetime):
Return = []
TargetSecond = Time.DatetimeToUnixTime(TargetDatetime)
for Waypoint in self.Waypoints: # makes sure that none of the waypoints are too close
# converts the timestamp to a PST timestamp
PSTSecond = Waypoint["Timestamp"] - (7 * 3600)
if TargetSecond - PSTSecond <= 3600 and TargetSecond - PSTSecond >= 0:
Return.append(Waypoint)
return Return # no longer call self.GroupWaypoints()
def __Parse(self, BaseFilepath, Files):
WindObjects = []
for DataFile in Files:
# read all lines into an array
Lines = []
with open(os.path.join(BaseFilepath, DataFile),
'r') as WindspeedFile:
Lines = WindspeedFile.readlines()
# different modes for the state machine
Mode = "meta"
Index = 0
FlightObject = {}
for i in range(0, len(Lines)):
Line = Lines[i].replace("\n", "")
# always add 1 to the index
Index += 1
# changes in the state machine occur here
if "CPYXXXX" in Line:
Mode = "meta"
Index = 0
FlightObject = {}
if Mode == "meta" and "- " in Line:
Mode = "specs"
Index = 0
if Mode == "specs" and Index == 1:
Mode = "wind"
Index = 0
if Line == "":
Mode = "wait"
Index = 0
# change different variables based on the state
if Mode == "meta" and Index == 3:
LineArray = Line.split(" ")
FlightObject["Aircraft"] = LineArray[2]
FlightObject["FlightNumber"] = LineArray[1][2:].replace(
"/AN", "")
if Mode == "specs":
if "WT" in Line:
FlightObject["Day"] = int(Line[9:11])
FlightObject["Hour"] = int(Line[11:13])
elif "FE" in Line:
DateString = Line.split("FE")[1]
FlightObject["Day"] = int(DateString[0:2])
FlightObject["Hour"] = int(DateString[5:7])
else:
Mode = "wait"
# set the mode to "wait" so that nothing happens until the next clump of data
if Mode == "wind":
FormattedLine = Line.replace("/", "")
LettersInLine = re.search('[a-zA-Z]', FormattedLine)
# set all of the vars to none
HHMMSS, Latitude, Longitude, Altitude, StaticAirTemperature, WindDirection, WindSpeedKnots, Rolf, DataSource = [
None for i in range(0, 9)
]
if len(FormattedLine) == 33:
HHMMSS = FormattedLine[0:6]
Latitude = FormattedLine[7:9] + "." + FormattedLine[
9:11]
# make the longitude negative here because we are removing the W
Longitude = "-" + FormattedLine[
12:15] + "." + FormattedLine[15:17]
Altitude = FormattedLine[17:22]
StaticAirTemperature = FormattedLine[
22:25] + "." + FormattedLine[25]
WindDirection = FormattedLine[26:29]
WindSpeedKnots = FormattedLine[29:32]
Rolf = FormattedLine[32]
DataSource = "boeing"
elif len(FormattedLine) == 38 and LettersInLine == None:
HHMMSS = FormattedLine[0:6]
Latitude = FormattedLine[6:9] + "." + FormattedLine[
9:13]
Longitude = FormattedLine[13:17] + "." + FormattedLine[
17:21]
Altitude = FormattedLine[21:27]
StaticAirTemperature = FormattedLine[
27:30] + "." + FormattedLine[30]
WindDirection = FormattedLine[31:34]
WindSpeedKnots = FormattedLine[34:37]
Rolf = FormattedLine[37]
DataSource = "airbus"
else:
pass
#print "didn't know what to do with this line: " + FormattedLine
if HHMMSS != None:
# do time conversions
Days = FlightObject["Day"]
Hours = HHMMSS[0:2]
Minutes = HHMMSS[2:4]
Seconds = HHMMSS[4:6]
DateTimeString = str(
Days
) + "/04/16 " + Hours + ":" + Minutes + ":" + Seconds
date_object = datetime.strptime(
DateTimeString, '%d/%m/%y %H:%M:%S')
try:
WindObjects.append({
"AircraftId":
FlightObject["Aircraft"],
"Raw":
Line,
"Timestamp":
float(str(
Time.DatetimeToUnixTime(date_object))),
"FlightNumber":
FlightObject["FlightNumber"],
"Position":
[float(Latitude),
float(Longitude)],
"Altitude":
int(Altitude),
"Temperature":
float(StaticAirTemperature),
"WindDirection":
int(WindDirection),
"WindSpeed":
int(WindSpeedKnots)
})
except Exception, e:
print e
pass
