一个简单的rest_framework demo
models.py
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from django.db import modelsclass UserInfo(models.Model): username = models.CharField(max_length=32) password = models.CharField(max_length=32) role_choice = ((1,'管理员'),(2,'普通用户')) role = models.IntegerField(choices=role_choice)class BWH(models.Model): '''三围信息''' bust = models.IntegerField(verbose_name='胸围') waist = models.IntegerField(verbose_name='腰围') hips = models.IntegerField(verbose_name='臀围') user = models.OneToOneField(to=UserInfo) |
serializers.py
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from rest_framework import serializersfrom app01 import modelsclass BWHModelSerializer(serializers.ModelSerializer): class Meta: model = models.BWH fields = '__all__'class UserModelSerializer(serializers.ModelSerializer): class Meta: model = models.UserInfo fields = '__all__' |
permission.py
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from rest_framework.permissions import BasePermissionfrom app01 import modelsclass AdminPermission(BasePermission): '''管理员权限认证''' message = '您没有权限访问!' def has_permission(self, request, view): user_id = request.GET.get('uid') user = models.UserInfo.objects.filter(pk=user_id).first() if not user or user.role == 2: return False else: return True |
auth.py
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from rest_framework.authentication import BaseAuthenticationfrom rest_framework.exceptions import AuthenticationFailedfrom app01 import modelsclass BlackNameAuth(BaseAuthentication): '''黑名单认证''' def authenticate(self, request): BLACK_NAME_LIST = ['小花', '小翠'] # 通过从url获取user_id的方式模拟用户登录 user_id = request.GET.get('uid') user = models.UserInfo.objects.filter(pk=user_id).first() if not user or user.username in BLACK_NAME_LIST: raise AuthenticationFailed('您没有登录或者被关小黑屋啦') else: return user.username,user_id |
urls.py
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from django.conf.urls import url,includefrom django.contrib import adminfrom rest_framework import routersfrom app01 import views# 实例化一个routers对象routers = routers.DefaultRouter()# 往对象里注册(添加)urlrouters.register('bwh',views.BWHViewSet)routers.register('user',views.UserViewSet)urlpatterns = [ url(r'^admin/', admin.site.urls), url(r'',include(routers.urls))] |
view.py
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from app01.serializers import BWHModelSerializerfrom app01.serializers import UserModelSerializerfrom rest_framework.viewsets import ModelViewSetfrom app01 import modelsfrom app01.auth import BlackNameAuthfrom app01.permission import AdminPermissionfrom rest_framework.pagination import PageNumberPaginationclass MyPagination(PageNumberPagination): '''分页,自定义每页显示2条''' page_size = 2class BWHViewSet(ModelViewSet): '''在黑名单中的用户禁止查看三围信息''' authentication_classes = [BlackNameAuth] # 分页 pagination_class = MyPagination serializer_class = BWHModelSerializer queryset = models.BWH.objects.all()class UserViewSet(ModelViewSet): '''非管理员禁止查看用户信息''' permission_classes = [AdminPermission] # 分页 pagination_class = MyPagination serializer_class = UserModelSerializer queryset = models.UserInfo.objects.all() |
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