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authentik/passbook/flows/api.py

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"""Flow API Views"""
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from django.core.cache import cache
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from rest_framework.serializers import ModelSerializer, SerializerMethodField
from rest_framework.viewsets import ModelViewSet, ReadOnlyModelViewSet
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from passbook.flows.models import Flow, FlowStageBinding, Stage
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from passbook.flows.planner import cache_key
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class FlowSerializer(ModelSerializer):
"""Flow Serializer"""
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cache_count = SerializerMethodField()
def get_cache_count(self, flow: Flow):
"""Get count of cached flows"""
return len(cache.keys(f"{cache_key(flow)}*"))
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class Meta:
model = Flow
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fields = [
"pk",
"name",
"slug",
"title",
"designation",
"stages",
"policies",
"cache_count",
]
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class FlowViewSet(ModelViewSet):
"""Flow Viewset"""
queryset = Flow.objects.all()
serializer_class = FlowSerializer
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class FlowStageBindingSerializer(ModelSerializer):
"""FlowStageBinding Serializer"""
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class Meta:
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model = FlowStageBinding
fields = [
"pk",
"target",
"stage",
"evaluate_on_plan",
"re_evaluate_policies",
"order",
"policies",
]
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class FlowStageBindingViewSet(ModelViewSet):
"""FlowStageBinding Viewset"""
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queryset = FlowStageBinding.objects.all()
serializer_class = FlowStageBindingSerializer
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filterset_fields = "__all__"
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class StageSerializer(ModelSerializer):
"""Stage Serializer"""
__type__ = SerializerMethodField(method_name="get_type")
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verbose_name = SerializerMethodField(method_name="get_verbose_name")
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def get_type(self, obj: Stage) -> str:
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"""Get object type so that we know which API Endpoint to use to get the full object"""
return obj._meta.object_name.lower().replace("stage", "")
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def get_verbose_name(self, obj: Stage) -> str:
"""Get verbose name for UI"""
return obj._meta.verbose_name
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class Meta:
model = Stage
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fields = ["pk", "name", "__type__", "verbose_name"]
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class StageViewSet(ReadOnlyModelViewSet):
"""Stage Viewset"""
queryset = Stage.objects.all()
serializer_class = StageSerializer
def get_queryset(self):
return Stage.objects.select_subclasses()