+from rest_framework import generics
from rest_framework import serializers
+from rest_framework.response import Response
+from rest_framework import status
""" PlusSerializerMixin
def getBackendHtml(self, obj):
return obj.getBackendHtml()
+# XXX this is taken from genapi.py
+# XXX find a better way to re-use the code
+class PlusRetrieveUpdateDestroyAPIView(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
+ response = {"error": "validation",\r
+ "specific_error": "not serializer.is_valid()",\r
+ "reasons": serializer.errors}\r
+ return Response(response, 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
+ response = {"error": "validation",\r
+ "specific_error": "ValidationError in pre_save",\r
+ "reasons": err.message_dict}\r
+ return Response(response, 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(generics.RetrieveUpdateDestroyAPIView, self).destroy(request, *args, **kwargs)
+ else:
+ return Response(status=status.HTTP_400_BAD_REQUEST)
+
from core.models import *\r
from django.forms import widgets
from core.xoslib.objects.sliceplus import SlicePlus
-from plus import PlusSerializerMixin
+from plus import PlusSerializerMixin, PlusRetrieveUpdateDestroyAPIView
if hasattr(serializers, "ReadOnlyField"):
# rest_framework 3.x
def to_internal_value(self, data):
return data
+class SiteAllocationField(serializers.WritableField): # note: maybe just Field in rest_framework 3.x instead of WritableField
+ def to_representation(self, obj):
+ return json.dumps(obj)
+
+ def to_internal_value(self, data):
+ return json.loads(data)
+
class SlicePlusIdSerializer(serializers.ModelSerializer, PlusSerializerMixin):
id = IdField()
\r
sliceInfo = serializers.SerializerMethodField("getSliceInfo")\r
humanReadableName = serializers.SerializerMethodField("getHumanReadableName")\r
- network_ports = NetworkPortsField()\r
+ network_ports = NetworkPortsField(required=False)\r
+ site_allocation = SiteAllocationField(required=False)\r
\r
def getSliceInfo(self, slice):\r
return slice.getSliceInfo(user=self.context['request'].user)\r
\r
class Meta:\r
model = SlicePlus\r
- fields = ('humanReadableName', 'id','created','updated','enacted','name','enabled','omf_friendly','description','slice_url','site','max_slivers','image_preference','service','network','mount_data_sets','serviceClass','creator','networks','sliceInfo','network_ports','backendIcon','backendHtml')
+ fields = ('humanReadableName', 'id','created','updated','enacted','name','enabled','omf_friendly','description','slice_url','site','max_slivers','image_preference','service','network','mount_data_sets',
+ 'serviceClass','creator','networks','sliceInfo','network_ports','backendIcon','backendHtml','site_allocation')
class SlicePlusList(generics.ListCreateAPIView):
queryset = SlicePlus.objects.select_related().all()
else:
return Response(status=status.HTTP_400_BAD_REQUEST)
-class SlicePlusDetail(generics.RetrieveUpdateDestroyAPIView):
+class SlicePlusDetail(PlusRetrieveUpdateDestroyAPIView):
queryset = SlicePlus.objects.select_related().all()
serializer_class = SlicePlusIdSerializer
"siteCount": len(used_sites.keys()),
"roles": roles}
+ @property
+ def site_allocation(self):
+ return self.getSliceInfo()["sitesUsed"]
+
+ @site_allocation.setter
+ def site_allocation(self, value):
+ print "XXX set sitesUsed to", value
+
@property
def network_ports(self):
# XXX this assumes there is only one network that can have ports bound