from rest_framework.reverse import reverse
from rest_framework import serializers
from rest_framework import generics
+from rest_framework import status
+from rest_framework.generics import GenericAPIView
from core.models import *
from django.forms import widgets
from rest_framework import filters
+from django.conf.urls import patterns, url
"""
- Schema of the generator object:
- all: Set of all Model objects
- all_if(regex): Set of Model objects that match regex
-
- Model 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
+ Schema of the generator object:
+ all: Set of all Model objects
+ all_if(regex): Set of Model objects that match regex
+
+ Model 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
"""
-# Based on api_root.py
+def get_REST_patterns():
+ return patterns('',
+ url(r'^plstackapi/$', api_root),
+ {% for object in generator.all %}
+ url(r'plstackapi/{{ object.rest_name }}/$', {{ object.camel }}List.as_view(), name='{{ object.singular }}-list'),
+ url(r'plstackapi/{{ object.rest_name }}/(?P<pk>[a-zA-Z0-9\-]+)/$', {{ object.camel }}Detail.as_view(), name ='{{ object.singular }}-detail'),
+# url(r'plstackapi/{{ object.rest_name }}/!new/$', {{ object.camel }}New.as_view(), name ='{{ object.singular }}-new'),
+ {% endfor %}
+ )
@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),
- {% endfor %}
+ {% for object in generator.all %}'{{ object.plural }}': reverse('{{ object }}-list', request=request, format=format),
+ {% endfor %}
})
# Based on serializers.py
{% for object in generator.all %}
class {{ object.camel }}Serializer(serializers.HyperlinkedModelSerializer):
- 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 %})
+ 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 %}
+ humanReadableName = serializers.SerializerMethodField("getHumanReadableName")
+ def getHumanReadableName(self, obj):\r
+ return str(obj)
+ class Meta:
+ model = {{ object.camel }}
+ fields = ('humanReadableName', {% 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 %})
+ 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 %}
+ humanReadableName = serializers.SerializerMethodField("getHumanReadableName")
+ def getHumanReadableName(self, obj):\r
+ return str(obj)\r
+ class Meta:
+ model = {{ object.camel }}
+ fields = ('humanReadableName', {% for prop in object.props %}'{{ prop }}',{% endfor %}{% for ref in object.refs %}{%if ref.multi %}'{{ ref.plural }}'{% else %}'{{ ref }}'{% endif %},{% endfor %})
{% endfor %}
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(generics.RetrieveUpdateDestroyAPIView, self).destroy(request, *args, **kwargs)
+ else:
+ return Response(status=status.HTTP_400_BAD_REQUEST)
+
+
# Based on core/views/*.py
{% for object in generator.all %}
return {{ object.camel }}.select_by_user(self.request.user)
def create(self, request, *args, **kwargs):
- #obj = {{ object.camel }}().update(request.DATA)
- obj = self.get_object()
+ serializer = self.get_serializer(data=request.DATA, files=request.FILES)
+ if not (serializer.is_valid()):
+ raise Exception("failed serializer.is_valid: " + str(serializer.errors))
+ obj = serializer.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)
+ raise Exception("failed obj.can_update")
+
+ ret = super({{ object.camel }}List, self).create(request, *args, **kwargs)
+ if (ret.status_code%100 != 200):
+ raise Exception(ret.data)
+
+ return ret
+
-class {{ object.camel }}Detail(generics.RetrieveUpdateDestroyAPIView):
+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_queryset(self):
return {{ object.camel }}.select_by_user(self.request.user)
- def update(self, request, *args, **kwargs):
- obj = self.get_object()
- if obj.can_update(request.user):
- return super({{ object.camel }}Detail, self).update(request, *args, **kwargs)
- else:
- return Response(status=status.HTTP_400_BAD_REQUEST)
+ # update() is handled by PlanetStackRetrieveUpdateDestroyAPIView
- 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)
+ # destroy() is handled by PlanetStackRetrieveUpdateDestroyAPIView
+
+"""
+ XXX smbaker: my intent was to create a view that would return 'new' objects
+ filled with defaults. I solved it another way, so this code may soon be
+ abandoned.
+
+class {{ object.camel }}New(GenericAPIView):
+ serializer_class = {{ object.camel }}Serializer
+ id_serializer_class = {{ object.camel }}IdSerializer
+
+ def get(self, request, *args, **kwargs):
+ return self.makenew(request, *args, **kwargs)
+
+ 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 Response(status=status.HTTP_400_BAD_REQUEST)
-
+ return self.serializer_class
+
+ def makenew(self, request, *args, **kwargs):
+ obj = {{ object.camel }}()
+ serializer = self.get_serializer(obj)
+ return Response(serializer.data)
+"""
{% endfor %}