index.community/backend/apiv1/views.py

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from rest_framework import viewsets
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from scraper.models import Instance, Edge
from apiv1.serializers import InstanceListSerializer, InstanceDetailSerializer, NodeSerializer, EdgeSerializer
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class InstanceViewSet(viewsets.ReadOnlyModelViewSet):
"""API endpoint to view stats for, and the peers of, an instance"""
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lookup_field = 'name'
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lookup_value_regex = '[a-zA-Z0-9-_\.]+'
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queryset = Instance.objects.all()
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serializer_class = InstanceListSerializer
detail_serializer_class = InstanceDetailSerializer # this serializer also includes stats and a list of peers
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def get_serializer_class(self):
if self.action == 'retrieve':
if hasattr(self, 'detail_serializer_class'):
return self.detail_serializer_class
return self.serializer_class
class EdgeView(viewsets.ReadOnlyModelViewSet):
"""
Endpoint to get a list of the graph's edges in a SigmaJS-friendly format.
"""
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queryset = Edge.objects.all()
serializer_class = EdgeSerializer
class NodeView(viewsets.ReadOnlyModelViewSet):
"""
Endpoint to get a list of the graph's nodes in a SigmaJS-friendly format.
"""
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queryset = Instance.objects.filter(status='success')
serializer_class = NodeSerializer