def post(self, request, format=None):
serializer = SnippetSerializer(data=request.data)
if serializer.is_valid():
serializer.save(owner=self.request.user) #保存是，设置owner为当前用户
return Response(serializer.data, status=status.HTTP_201_CREATED)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
import io
from snippets.models import Snippet
from snippets.serializers import SnippetSerializer
from rest_framework.renderers import JSONRenderer
from rest_framework.parsers import JSONParser
# 添加对象
snippet = Snippet(code='print("hello, world")\n')
snippet.save()
# 序列化对象
serializer = SnippetSerializer(snippet)
# serializer.data
# 将数据序渲染为json
content = JSONRenderer().render(serializer.data)
# 反序列化
stream = io.BytesIO(content)
data = JSONParser().parse(stream)
serializer = SnippetSerializer(data=data)
serializer.is_valid()
serializer.validated_data
serializer.save()
# 获取对象集合，添加标记many=True
serializer = SnippetSerializer(Snippet.objects.all(), many=True)
def get(self, request, format=None):
snippets = Snippet.objects.all()
serializer = SnippetSerializer(snippets, many=True)
return Response(serializer.data)
from snippets.models import Snippet from snippets.serializers import SnippetSerializer from rest_framework.renderers import JSONRenderer from rest_framework.parsers import JSONParser snippet = Snippet(code='foo = "bar"\n') snippet.save() snippet = Snippet(code='print "hello world"\n') snippet.save() serializer = SnippetSerializer(snippet) print serializer.data content = JSONRenderer().render(serializer.data) print content
def get(self, request, pk, format=None):
snippet = self.get_object(pk)
serializer = SnippetSerializer(snippet)
return Response(serializer.data)
def get(self, request, format=None):
snippets = Snippet.objects.all()
serializer = SnippetSerializer(snippets, many=True)
data={"key":"v"}
return Response(data,status.HTTP_200_OK)
def post(self, request, format=None):
serializer = SnippetSerializer(data=request.DATA)
if serializer.is_valid():
serializer.save()
return Response(serializer.data, status=status.HTTP_201_CREATED)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
def put(self, request, pk, format=None):
snippet = self.get_object(pk)
serializer = SnippetSerializer(snippet, data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
def ShowSnippets(request):
snippets = Snippet.objects.all()
serializer = SnippetSerializer(snippets, many=True)
return Response(serializer.data, status=status.HTTP_200_OK)
def get(self, request, pk, format=None):
serializer = SnippetSerializer(snippet)
return Response(serializer.data)
def get(self, request, pk, format=None):
snippets = self.get_object(pk)
serializer = SnippetSerializer(snippets)
return Response(serializer.data, status.HTTP_200_OK)
def get(self, request, format=None):
snippets = Snippet.objects.all()
# manay=True 用于querySet对象
serializer = SnippetSerializer(snippets, many=True)
#3 Respone比django的response更强大
return Response(serializer.data)
def testSerializerAllSnippet(self):
# 当我们输入参数many=True时, serializer还能序列化queryset:
serializer = SnippetSerializer(Snippet.objects.all(), many=True)
print serializer.data
def testSerializerSnippet(self):
# 序列化其中一个实例:
serializer = SnippetSerializer(self.snippet2)
print serializer.data
def list(self, request):
queryset = self.get_queryset()
serializer = SnippetSerializer(queryset,
many=True,
context={'request': request})
return Response(serializer.data)
def get(self, request):
query_dict = request.query_params.dict().copy()
print "SnippetView: get",query_dict
snippet_list = Snippet.objects.all()
serializer = SnippetSerializer(snippet_list, many=True)
return Response(serializer.data)
