119 lines
5.3 KiB
Python
119 lines
5.3 KiB
Python
from django.core.exceptions import ObjectDoesNotExist
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from django.shortcuts import get_object_or_404
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from django.utils.timezone import now
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from rest_framework import mixins, status, viewsets
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from rest_framework.response import Response
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from rest_framework.serializers import ValidationError
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from network.api import filters, pagination, serializers
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from network.api.perms import StationOwnerPermission
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from network.base.models import LatestTle, Observation, Station, Transmitter
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from network.base.validators import NegativeElevationError, \
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ObservationOverlapError, SinglePassError
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class ObservationView(mixins.ListModelMixin, mixins.RetrieveModelMixin,
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mixins.UpdateModelMixin, mixins.CreateModelMixin,
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viewsets.GenericViewSet):
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queryset = Observation.objects.all()
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filter_class = filters.ObservationViewFilter
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permission_classes = [
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StationOwnerPermission
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]
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pagination_class = pagination.LinkedHeaderPageNumberPagination
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def get_serializer_class(self):
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if self.request.method == 'POST':
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return serializers.NewObservationSerializer
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return serializers.ObservationSerializer
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def create(self, request, *args, **kwargs):
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serializer = self.get_serializer(data=request.data, many=True, allow_empty=False)
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try:
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if serializer.is_valid():
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observations = serializer.save()
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serialized_obs = serializers.ObservationSerializer(observations, many=True)
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data = serialized_obs.data
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return Response(data, status=status.HTTP_200_OK)
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else:
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data = serializer.errors
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return Response(data, status=status.HTTP_400_BAD_REQUEST)
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except ValidationError as e:
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data = e.message
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return Response(data, status=status.HTTP_400_BAD_REQUEST)
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except LatestTle.DoesNotExist:
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data = 'Scheduling failed: Satellite without TLE'
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return Response(data, status=status.HTTP_501_NOT_IMPLEMENTED)
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except ObservationOverlapError as e:
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data = e.message
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return Response(data, status=status.HTTP_409_CONFLICT)
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except NegativeElevationError as e:
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data = e.message
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return Response(data, status=status.HTTP_400_BAD_REQUEST)
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except SinglePassError as e:
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data = e.message
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return Response(data, status=status.HTTP_400_BAD_REQUEST)
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def update(self, request, *args, **kwargs):
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instance = self.get_object()
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if request.data.get('client_version'):
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instance.ground_station.client_version = request.data.get('client_version')
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instance.ground_station.save()
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if request.data.get('demoddata'):
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try:
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file_path = 'data_obs/{0}/{1}'.format(instance.id, request.data.get('demoddata'))
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instance.demoddata.get(payload_demod=file_path)
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return Response(data='This data file has already been uploaded',
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status=status.HTTP_403_FORBIDDEN)
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except ObjectDoesNotExist:
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instance.demoddata.create(payload_demod=request.data.get('demoddata'))
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if request.data.get('waterfall'):
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if instance.has_waterfall:
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return Response(data='Watefall has already been uploaded',
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status=status.HTTP_403_FORBIDDEN)
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if request.data.get('payload'):
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if instance.has_audio:
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return Response(data='Audio has already been uploaded',
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status=status.HTTP_403_FORBIDDEN)
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super(ObservationView, self).update(request, *args, **kwargs)
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return Response(status=status.HTTP_200_OK)
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class StationView(mixins.ListModelMixin, mixins.RetrieveModelMixin, viewsets.GenericViewSet):
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queryset = Station.objects.all()
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serializer_class = serializers.StationSerializer
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filter_class = filters.StationViewFilter
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pagination_class = pagination.LinkedHeaderPageNumberPagination
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class TransmitterView(mixins.ListModelMixin, mixins.RetrieveModelMixin, viewsets.GenericViewSet):
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queryset = Transmitter.objects.all().order_by('uuid')
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serializer_class = serializers.TransmitterSerializer
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filter_class = filters.TransmitterViewFilter
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pagination_class = pagination.LinkedHeaderPageNumberPagination
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class JobView(viewsets.ReadOnlyModelViewSet):
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queryset = Observation.objects.filter(payload='')
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serializer_class = serializers.JobSerializer
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filter_class = filters.ObservationViewFilter
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filter_fields = ('ground_station')
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def get_queryset(self):
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queryset = self.queryset.filter(start__gte=now())
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gs_id = self.request.query_params.get('ground_station', None)
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if gs_id and self.request.user.is_authenticated():
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gs = get_object_or_404(Station, id=gs_id)
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if gs.owner == self.request.user:
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lat = self.request.query_params.get('lat', None)
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lon = self.request.query_params.get('lon', None)
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alt = self.request.query_params.get('alt', None)
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if not (lat is None or lon is None or alt is None):
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gs.lat = float(lat)
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gs.lng = float(lon)
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gs.alt = int(alt)
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gs.last_seen = now()
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gs.save()
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return queryset
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