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基础视图
示例环境搭建:新建一个Django项目,连接Mysql数据库,配置路由、视图函数、序列化单独创建py文件
# 配置路由 from django.conf.urls import url from django.contrib import admin from app01 import views urlpatterns = [ url(r'^admin/', admin.site.urls), url(r'^PublishView/', views.PublishView.as_view()), url(r'^PublishDetailView/("htmlcode"># 视图: from django.shortcuts import render from rest_framework.views import APIView from app01 import models from app01.MySer import BookSer,PublishSer,AuthorSer from rest_framework.response import Response # Create your views here. # 基本视图 class PublishView(APIView): def get(self,request): publish_list = models.Publish.objects.all() bs = PublishSer(publish_list, many=True) return Response(bs.data) def post(self, request): bs = PublishSer(data=request.data) if bs.is_valid(): bs.save() return Response(bs.data) else: return Response(bs.errors) class PublishDetailView(APIView): def get(self, request, pk): publish_obj = models.Publish.objects.filter(pk=pk).first() bs = PublishSer(publish_obj, many=False) return Response(bs.data) def put(self, request, pk): publish_obj = models.Publish.objects.filter(pk=pk).first() bs = PublishSer(data=request.data, instance=publish_obj) if bs.is_valid(): bs.save() return Response(bs.data) else: return Response(bs.data) def delete(self, request, pk): models.Publish.objects.filter(pk=pk).delete() return Response("")# MySer.py from rest_framework import serializers from app01 import models class BookSer(serializers.ModelSerializer): class Meta: model = models.Book fields = '__all__' class PublishSer(serializers.ModelSerializer): class Meta: model = models.Publish fields = '__all__' class AuthorSer(serializers.ModelSerializer): class Meta: model = models.Author fields = '__all__'基于mixins来封装的视图
其它不变,更改视图:
# 基于mixins来封装的视图 from rest_framework.mixins import CreateModelMixin, ListModelMixin, RetrieveModelMixin, DestroyModelMixin, UpdateModelMixin from rest_framework.generics import GenericAPIView class PublishView(CreateModelMixin, ListModelMixin, GenericAPIView): queryset = models.Publish.objects.all() serializer_class = PublishSer def get(self, request, *args, **kwargs): return self.list(request, *args, **kwargs) def post(self, request, *args, **kwargs): return self.create(request, *args, **kwargs) class PublishDetailView(RetrieveModelMixin, UpdateModelMixin, DestroyModelMixin, GenericAPIView): queryset = models.Publish.objects.all() serializer_class = PublishSer def get(self, request, *args, **kwargs): return self.retrieve(request, *args, **kwargs) def put(self, request, *args, **kwargs): return self.update(request, *args, **kwargs) def delete(self, request, *args, **kwargs): return self.destroy(request, *args, **kwargs)可以看出视图类中还是有很多冗余代码
mixins封装再封装,第三种方法
# 第三种写法: from rest_framework.generics import CreateAPIView, ListCreateAPIView, DestroyAPIView, RetrieveUpdateDestroyAPIView class PublishView(ListCreateAPIView): queryset = models.Publish.objects.all() serializer_class = PublishSer class PublishDetailView(RetrieveUpdateDestroyAPIView): queryset = models.Publish.objects.all() serializer_class = PublishSer还是有冗余代码
第四种写法,再次封装,全部写在一个类中
# 路由 from django.conf.urls import url from django.contrib import admin from app01 import views urlpatterns = [ url(r'^admin/', admin.site.urls), url(r'^publish/$', views.PublishView.as_view({'get': 'list', 'post': 'create'})), url(r'^publish/("htmlcode"># 第四种写法:5个接口写在一个类中 from rest_framework.viewsets import ModelViewSet class PublishView(ModelViewSet): queryset = models.Publish.objects.all() serializer_class = PublishSer补充:
from rest_framework.viewsets import ViewSetMixin from rest_framework.views import APIView # ViewSetMixin 重写了as_view方法 class Test(ViewSetMixin,APIView): def aaa(self,request): return Response()以上这篇Django框架之DRF 基于mixins来封装的视图详解就是小编分享给大家的全部内容了,希望能给大家一个参考,也希望大家多多支持。
神剑山庄资源网 Design By www.hcban.com
神剑山庄资源网
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神剑山庄资源网 Design By www.hcban.com
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稳了!魔兽国服回归的3条重磅消息!官宣时间再确认!
昨天有一位朋友在大神群里分享,自己亚服账号被封号之后居然弹出了国服的封号信息对话框。
这里面让他访问的是一个国服的战网网址,com.cn和后面的zh都非常明白地表明这就是国服战网。
而他在复制这个网址并且进行登录之后,确实是网易的网址,也就是我们熟悉的停服之后国服发布的暴雪游戏产品运营到期开放退款的说明。这是一件比较奇怪的事情,因为以前都没有出现这样的情况,现在突然提示跳转到国服战网的网址,是不是说明了简体中文客户端已经开始进行更新了呢?
更新日志
2024年10月01日
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