class HafasImport:
def __init__(self):
self.hafasclient = HafasClient(DBProfile())
self.db, _ = Agency.objects.get_or_create(name="db")
self.dbapis, _ = Source.objects.get_or_create(name="dbapis")
self.idkind, _ = StopIDKind.objects.get_or_create(name='eva')
self.timezone = pytz.timezone("Europe/Berlin")
def import_timetable(self, station, duration=90):
try:
stopid, _ = StopID.objects.get_or_create(stop=station,
kind=self.idkind)
except StopID.MultipleObjectsReturned:
stopid = StopID.objects.filter(stop=station,
kind=self.idkind).first()
departure_legs = self.hafasclient.departures(
station=stopid.name,
date=datetime.datetime.now(),
duration=duration,
products={
'long_distance_express': True,
'long_distance': True,
'regional_express': False,
'regional': False,
'suburban': False,
'bus': False,
'ferry': False,
'subway': False,
'tram': False,
'taxi': False
})
for leg in departure_legs:
if not Journey.objects.filter(journey_id=leg.id).exists():
Journey.objects.create(journey_id=leg.id,
source=self.dbapis,
agency=self.db,
date=leg.dateTime.date(),
name=leg.name)
def import_journey(self, journey):
try:
trip = self.hafasclient.trip(journey.journey_id)
except BaseException: # TODO: Implement correct Exception when pyhafas has them
return
for stopover in trip.stopovers:
eva_id = stopover.stop.id[-8:]
dbStopID = StopID.objects.filter(name=eva_id,
source=self.dbapis).first()
if dbStopID is None:
print("The Stop {} with ID {} could not be found!".format(
stopover.stop.name, eva_id))
continue
dbStop = dbStopID.stop
if JourneyStop.objects.filter(stop=dbStop,
journey=journey).count() == 0:
JourneyStop.objects.create(
stop=dbStop,
journey=journey,
planned_departure_time=stopover.departure,
actual_departure_delay=stopover.departureDelay,
planned_arrival_time=stopover.arrival,
actual_arrival_delay=stopover.arrivalDelay)
else:
journeyStop = JourneyStop.objects.get(stop=dbStop,
journey=journey)
if stopover.departureDelay is not None:
journeyStop.actual_departure_delay = stopover.departureDelay
if stopover.arrivalDelay is not None:
journeyStop.actual_arrival_delay = stopover.arrivalDelay
journeyStop.save()
print(
client.departures(station='8000128',
date=datetime.datetime.now(),
max_trips=5))
print(
client.arrivals(station='8005556',
date=datetime.datetime.now(),
max_trips=5))
print(
client.journey(
'¶HKI¶T$A=1@O=Berlin Jungfernheide@L=8011167@a=128@$A=1@O=Berlin Hbf (tief)@L=8098160@a=128@$202002101544$202002101549$RB 18521$$1$§T$A=1@O=Berlin Hbf (tief)@L=8098160@a=128@$A=1@O=München Hbf@L=8000261@a=128@$202002101605$202002102002$ICE 1007$$1$'
))
print(
client.journeys(destination="8000207",
origin="8005556",
date=datetime.datetime.now(),
min_change_time=0,
max_changes=-1))
print(client.locations("Köln Hbf"))
print(client.trip("1|1372374|3|80|9062020"))
print('=' * 20)
vsn = HafasClient(VSNProfile())
print(
vsn.departures(station='9034033',
date=datetime.datetime.now(),
max_journeys=5))
class HafasImport:
def __init__(self):
self.hafasclient = HafasClient(DBProfile())
self.provider = Provider.objects.get(internal_name="db")
self.source, _ = Source.objects.get_or_create(
internal_name="db_hafas",
friendly_name="Deutsche Bahn HAFAS",
provider=self.provider)
self.idkind, _ = StopIDKind.objects.get_or_create(
name='eva', provider=self.provider)
def import_timetable(self, station, duration=90):
stopid = StopID.objects.get(stop=station, kind=self.idkind)
departure_legs = self.hafasclient.departures(
station=stopid.external_id,
date=datetime.datetime.now(),
duration=duration,
products={
'long_distance_express': True,
'long_distance': True,
'regional_express': False,
'regional': False,
'suburban': False,
'bus': False,
'ferry': False,
'subway': False,
'tram': False,
'taxi': False
})
for leg in departure_legs:
if "Flug" in leg.name or "Os " in leg.name or "BUS" in leg.name or "R " in leg.name or "RB " in leg.name \
or "RE " in leg.name or "Sp " in leg.name or "STR " in leg.name or "BRB" in leg.name \
or "ARV" in leg.name or "S " in leg.name or "M " in leg.name:
continue
current_db_journeys = Journey.objects.filter(
name=leg.name, date=leg.dateTime.date(), source=self.source)
if current_db_journeys.count() == 0:
Journey.objects.create(name=leg.name,
date=leg.dateTime.date(),
source=self.source,
cancelled=leg.cancelled)
else:
journey = current_db_journeys.first()
if journey.cancelled != leg.cancelled:
journey.cancelled = leg.cancelled
journey.save()
def get_trip_id(self, journey: Journey):
lid_request = requests.get(
url="https://reiseauskunft.bahn.de/bin/trainsearch.exe/dn",
params={
"L": "vs_json",
"stationFilter": 80,
"productClassFilter": 3,
"date": journey.date.strftime("%d.%m.%Y"),
"trainname": journey.name
})
try:
parsed_response = json.loads(lid_request.text[11:-1])
except JSONDecodeError:
return None
trains = parsed_response['suggestions']
if len(trains) == 0:
return None
first_train = trains[0]
first_train_date = datetime.datetime.strptime(
first_train['depDate'], '%d.%m.%Y').strftime('%d%m%Y')
trip_id = f"1|{first_train['id']}|{first_train['cycle']}|{first_train['pool']}|{first_train_date}"
return trip_id
def import_journey(self, journey: Journey):
trip_id = self.get_trip_id(journey)
if trip_id is None:
return
try:
trip = self.hafasclient.trip(trip_id)
except GeneralHafasError as e:
return
for stopover in trip.stopovers:
eva_id = stopover.stop.id[-8:]
db_stop_id = StopID.objects.filter(
external_id=eva_id,
kind__name='eva',
kind__provider=self.provider).first()
if db_stop_id is None:
print("The Stop {} with ID {} could not be found!".format(
stopover.stop.name, eva_id))
continue
db_stop = db_stop_id.stop
current_db_journeystops = JourneyStop.objects.filter(
stop=db_stop, journey=journey)
if current_db_journeystops.count() == 0:
JourneyStop.objects.create(
stop=db_stop,
journey=journey,
planned_departure_time=stopover.departure,
actual_departure_delay=stopover.departureDelay,
planned_arrival_time=stopover.arrival,
actual_arrival_delay=stopover.arrivalDelay,
cancelled=stopover.cancelled)
else:
journey_stop = current_db_journeystops.first()
if journey_stop.cancelled != stopover.cancelled:
journey_stop.cancelled = stopover.cancelled
if stopover.departureDelay is not None:
journey_stop.actual_departure_delay = stopover.departureDelay
if stopover.arrivalDelay is not None:
journey_stop.actual_arrival_delay = stopover.arrivalDelay
journey_stop.save()