一个简单的rest_framework demo
models.py
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from django.db import models class 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 serializers from app01 import models class 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 BasePermission from app01 import models class 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 BaseAuthentication from rest_framework.exceptions import AuthenticationFailed from app01 import models class 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,include from django.contrib import admin from rest_framework import routers from app01 import views # 实例化一个routers对象 routers = routers.DefaultRouter() # 往对象里注册(添加)url routers.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 BWHModelSerializer from app01.serializers import UserModelSerializer from rest_framework.viewsets import ModelViewSet from app01 import models from app01.auth import BlackNameAuth from app01.permission import AdminPermission from rest_framework.pagination import PageNumberPagination class MyPagination(PageNumberPagination): '''分页,自定义每页显示2条''' page_size = 2 class 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 () |