from rest_framework.response import Response
from rest_framework.reverse import reverse
from rest_framework import serializers
+from rest_framework import generics
+from rest_framework import status
from core.models import *
from django.forms import widgets
+from rest_framework import filters
"""
Schema of the generator object:
plural: English plural of object name
camel: CamelCase version of object name
refs: list of references to other Model objects
+ props: list of properties minus refs
TODO: Deal with subnets
"""
@api_view(['GET'])
def api_root(request, format=None):
return Response({
- {% for object in generator.all %}
- '{{ object.plural }}': reverse('{{ object }}-list', request=request, format=format),
+ {% for object in generator.all %}'{{ object.plural }}': reverse('{{ object }}-list', request=request, format=format),
{% endfor %}
})
class {{ object.camel }}Serializer(serializers.HyperlinkedModelSerializer):
id = serializers.Field()
{% for ref in object.refs %}
- sites = serializers.HyperlinkedRelatedField(view_name='{{ ref }}-detail')
+ {% if ref.multi %}
+ {{ ref.plural }} = serializers.HyperlinkedRelatedField(many=True, read_only=True, view_name='{{ ref }}-detail')
+ {% else %}
+ {{ ref }} = serializers.HyperlinkedRelatedField(read_only=True, view_name='{{ ref }}-detail')
+ {% endif %}
{% endfor %}
class Meta:
- model = {{ object }}
- fields = ('id',{% for ref in object.refs %}'{{ ref }}',{% endfor %})
+ model = {{ object.camel }}
+ fields = ({% for prop in object.props %}'{{ prop }}',{% endfor %}{% for ref in object.refs %}{%if ref.multi %}'{{ ref.plural }}'{% else %}'{{ ref }}'{% endif %},{% endfor %})
+
+class {{ object.camel }}IdSerializer(serializers.ModelSerializer):
+ id = serializers.Field()
+ {% for ref in object.refs %}
+ {% if ref.multi %}
+ {{ ref.plural }} = serializers.HyperlinkedRelatedField(many=True, read_only=True, view_name='{{ ref }}-detail')
+ {% else %}
+ {{ ref }} = serializers.HyperlinkedRelatedField(read_only=True, view_name='{{ ref }}-detail')
+ {% endif %}
+ {% endfor %}
+ class Meta:
+ model = {{ object.camel }}
+ fields = ({% for prop in object.props %}'{{ prop }}',{% endfor %}{% for ref in object.refs %}{%if ref.multi %}'{{ ref.plural }}'{% else %}'{{ ref }}'{% endif %},{% endfor %})
+
+
{% endfor %}
serializerLookUp = {
None: None,
}
+class PlanetStackRetrieveUpdateDestroyAPIView(generics.RetrieveUpdateDestroyAPIView):
+
+ # To handle fine-grained field permissions, we have to check can_update
+ # the object has been updated but before it has been saved.
+
+ def update(self, request, *args, **kwargs):\r
+ partial = kwargs.pop('partial', False)\r
+ self.object = self.get_object_or_none()\r
+\r
+ serializer = self.get_serializer(self.object, data=request.DATA,\r
+ files=request.FILES, partial=partial)\r
+\r
+ if not serializer.is_valid():\r
+ print "UpdateModelMixin: not serializer.is_valid"\r
+ print serializer.errors\r
+ return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)\r
+\r
+ try:\r
+ self.pre_save(serializer.object)\r
+ except ValidationError as err:\r
+ # full_clean on model instance may be called in pre_save,\r
+ # so we have to handle eventual errors.\r
+ return Response(err.message_dict, status=status.HTTP_400_BAD_REQUEST)\r
+\r
+ if serializer.object is not None:\r
+ if not serializer.object.can_update(request.user):\r
+ return Response(status=status.HTTP_400_BAD_REQUEST)\r
+\r
+ if self.object is None:\r
+ self.object = serializer.save(force_insert=True)\r
+ self.post_save(self.object, created=True)\r
+ return Response(serializer.data, status=status.HTTP_201_CREATED)\r
+\r
+ self.object = serializer.save(force_update=True)\r
+ self.post_save(self.object, created=False)\r
+ return Response(serializer.data, status=status.HTTP_200_OK)
+
+ def destroy(self, request, *args, **kwargs):
+ obj = self.get_object()
+ if obj.can_update(request.user):
+ return super({{ object.camel }}Detail, self).destroy(request, *args, **kwargs)
+ else:
+ return Response(status=status.HTTP_400_BAD_REQUEST)
+
+
# Based on core/views/*.py
{% for object in generator.all %}
class {{ object.camel }}List(generics.ListCreateAPIView):
- queryset = {{ object.camel }}.objects.all()
+ queryset = {{ object.camel }}.objects.select_related().all()
serializer_class = {{ object.camel }}Serializer
+ id_serializer_class = {{ object.camel }}IdSerializer
+ filter_backends = (filters.DjangoFilterBackend,)
+ filter_fields = ({% for prop in object.props %}'{{ prop }}',{% endfor %}{% for ref in object.refs %}{%if ref.multi %}'{{ ref.plural }}'{% else %}'{{ ref }}'{% endif %},{% endfor %})
+
+ def get_serializer_class(self):
+ no_hyperlinks = self.request.QUERY_PARAMS.get('no_hyperlinks', False)
+ if (no_hyperlinks):
+ return self.id_serializer_class
+ else:
+ return self.serializer_class
+
+ def get_queryset(self):
+ return {{ object.camel }}.select_by_user(self.request.user)
-class {{ object.camel }}Detail(generics.RetrieveUpdateDestroyAPIView):
- queryset = {{ object.camel }}.objects.all()
+ def create(self, request, *args, **kwargs):
+ #obj = {{ object.camel }}().update(request.DATA)
+ obj = self.get_object()
+ obj.caller = request.user
+ if obj.can_update(request.user):
+ return super({{ object.camel }}List, self).create(request, *args, **kwargs)
+ else:
+ return Response(status=status.HTTP_400_BAD_REQUEST)
+
+class {{ object.camel }}Detail(PlanetStackRetrieveUpdateDestroyAPIView):
+ queryset = {{ object.camel }}.objects.select_related().all()
serializer_class = {{ object.camel }}Serializer
+ id_serializer_class = {{ object.camel }}IdSerializer
+
+ def get_serializer_class(self):
+ no_hyperlinks = self.request.QUERY_PARAMS.get('no_hyperlinks', False)
+ if (no_hyperlinks):
+ return self.id_serializer_class
+ else:
+ return self.serializer_class
+
+ def get_queryset(self):
+ return {{ object.camel }}.select_by_user(self.request.user)
+
+ # update() is handled by PlanetStackRetrieveUpdateDestroyAPIView
+
+ # destroy() is handled by PlanetStackRetrieveUpdateDestroyAPIView
{% endfor %}