Created
May 19, 2014 17:27
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Example of DRF code.
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| from django.shortcuts import get_object_or_404 | |
| from rest_framework import generics, serializers, status | |
| from rest_framework.exceptions import APIException | |
| from kitsune.wiki.models import Document | |
| class DocumentShortSerializer(serializers.ModelSerializer): | |
| products = serializers.SlugRelatedField(many=True, slug_field='slug') | |
| topics = serializers.SlugRelatedField(many=True, slug_field='slug') | |
| class Meta: | |
| model = Document | |
| fields = ('id', 'title', 'slug', 'locale', 'products', 'topics') | |
| class DocumentDetailSerializer(DocumentShortSerializer): | |
| class Meta: | |
| model = Document | |
| fields = ('id', 'title', 'slug', 'locale', 'products', 'topics', | |
| 'html') | |
| class CORSMixin(object): | |
| def finalize_response(self, request, response, *args, **kwargs): | |
| response = (super(CORSMixin, self) | |
| .finalize_response(request, response, *args, **kwargs)) | |
| response['Access-Control-Allow-Origin'] = '*' | |
| return response | |
| class GenericAPIException(APIException): | |
| def __init__(self, status_code, detail, **kwargs): | |
| self.status_code = status_code | |
| self.detail = detail | |
| for key, val in kwargs.items(): | |
| setattr(self, key, val) | |
| class DocumentList(CORSMixin, generics.ListAPIView): | |
| """List all documents.""" | |
| queryset = Document.objects.all() | |
| serializer_class = DocumentShortSerializer | |
| paginate_by = 10 | |
| def get_queryset(self): | |
| queryset = self.queryset | |
| locale = self.request.QUERY_PARAMS.get('locale') | |
| product = self.request.QUERY_PARAMS.get('product') | |
| topic = self.request.QUERY_PARAMS.get('topic') | |
| is_template = self.request.QUERY_PARAMS.get('is_template', False) | |
| is_archived = self.request.QUERY_PARAMS.get('is_archived', False) | |
| if locale is not None: | |
| queryset = queryset.filter(locale=locale) | |
| if product is not None: | |
| queryset = queryset.filter(products__slug=product) | |
| if topic is not None: | |
| queryset = queryset.filter(topics__slug=topic, | |
| topics__product__slug=product) | |
| elif topic is not None: | |
| raise GenericAPIException(status.HTTP_400_BAD_REQUEST, | |
| 'topic requires product') | |
| if is_template is not None: | |
| queryset = queryset.filter(is_template=is_template) | |
| if is_archived is not None: | |
| queryset = queryset.filter(is_archived=is_archived) | |
| return queryset | |
| class DocumentDetail(CORSMixin, generics.RetrieveAPIView): | |
| queryset = Document.objects.all() | |
| serializer_class = DocumentDetailSerializer | |
| def get_object(self): | |
| queryset = self.get_queryset() | |
| filter = { | |
| 'locale': 'en-US', | |
| } | |
| filter.update(self.kwargs) | |
| obj = get_object_or_404(queryset, **filter) | |
| self.check_object_permissions(self.request, obj) | |
| return obj |
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