基于Django的Rest Framework框架的url控制器

本文目录

• 一 自定义路由（原始方式）
• 二 半自动路由（视图类继承ModelViewSet）
• 三 全自动路由（自动生成路由）

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一 自定义路由（原始方式）

from django.conf.urls import url

from app01 import views

urlpatterns = [

    url(r'^books/$', views.BookView.as_view()),

    url(r'^books/(?P<pk>\d+)$', views.BookDetailView.as_view()),

]

class BookView(APIView):

    def get(self, request):

        book_list = models.Book.objects.all()

        bs = BookSerializers(book_list, many=True)

        return Response(bs.data)

    def post(self, request):

        # 添加一条数据

        print(request.data)

        bs=BookSerializers(data=request.data)

        if bs.is_valid():

            bs.save()  # 生成记录

            return Response(bs.data)

        else:

            return Response(bs.errors)

class BookDetailView(APIView):

    def get(self,request,pk):

        book_obj=models.Book.objects.filter(pk=pk).first()

        bs=BookSerializers(book_obj,many=False)

        return Response(bs.data)

    def put(self,request,pk):

        book_obj = models.Book.objects.filter(pk=pk).first()

        bs=BookSerializers(data=request.data,instance=book_obj)

        if bs.is_valid():

            bs.save() # update

            return Response(bs.data)

        else:

            return Response(bs.errors)

    def delete(self,request,pk):

        models.Book.objects.filter(pk=pk).delete()

        return Response("")

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二 半自动路由（视图类继承ModelViewSet）

from django.conf.urls import url

from app01 import views

urlpatterns = [

    url(r'^publish/$', views.PublishView.as_view({'get':'list','post':'create'})),

    url(r'^publish/(?P<pk>\d+)/$', views.PublishView.as_view({'get':'retrieve','put':'update','delete':'destroy'})),

]

from rest_framework.viewsets import ModelViewSet

class PublishView(ModelViewSet):

    queryset=models.Publish.objects.all()

    serializer_class=PublishSerializers

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三 全自动路由（自动生成路由）

from django.conf.urls import url,include

from app01 import views

from rest_framework import routers

router=routers.DefaultRouter()

# 两个参数，一个是匹配的路由，一个是视图中写的CBV的类

router.register('publish',views.PublishView)

urlpatterns = [

    # http://127.0.0.1:8000/publish/format=json(渲染器通过这个判断，返回渲染的页面)

    # url(r'^publish/', views.PublishView.as_view({'get':'list','post':'create'})),

    # http://127.0.0.1:8000/publish.json(渲染器通过这个判断，返回渲染的页面)

    # url(r'^publish\.(?P<format>\w+)$', views.PublishView.as_view({'get':'list','post':'create'})),

    # 可以用 以下方式访问

    # 1 http://127.0.0.1:8000/publish/

    # 2 http://127.0.0.1:8000/publish.json

    # 3 http://127.0.0.1:8000/publish/3

    # 4 http://127.0.0.1:8000/publish/3.json

    url(r'',include(router.urls))

]

from rest_framework.viewsets import ModelViewSet

class PublishView(ModelViewSet):

    queryset=models.Publish.objects.all()

    serializer_class=PublishSerializers