目录[-]
settings.py
<pre style="box-sizing: border-box; overflow: auto; font: 12px/1.45 Consolas, "Liberation Mono", Menlo, Courier, monospace; display: block; padding: 16px; margin: 0px 0px 16px; color: rgb(51, 51, 51); word-break: break-all; overflow-wrap: normal; background-color: rgb(245, 245, 245); border: 1px solid rgb(187, 187, 187); border-radius: 3px;">REST_FRAMEWORK = {
# 设置分页
'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.PageNumberPagination',
'DEFAULT_VERSIONING_CLASS': 'rest_framework.versioning.NamespaceVersioning',
'DEFAULT_PERMISSOIN_CLASSES':[
'rest_framework.permissions.IsAdminUser',
],
# 每一页数量
'PAGE_SIZE': 10
}
</pre>
models.py
<pre style="box-sizing: border-box; overflow: auto; font: 12px/1.45 Consolas, "Liberation Mono", Menlo, Courier, monospace; display: block; padding: 16px; margin: 0px 0px 16px; color: rgb(51, 51, 51); word-break: break-all; overflow-wrap: normal; background-color: rgb(245, 245, 245); border: 1px solid rgb(187, 187, 187); border-radius: 3px;">from django.db import models
SEX_CHOICES = (
(1, '男'),
(2, '女')
)
class Classes(models.Model):
name = models.CharField(max_length=32)
def __str__(self):
return self.name
class Student(models.Model):
name = models.CharField(max_length=16, null=False, verbose_name='学生姓名')
sex = models.CharField(max_length=16, choices=SEX_CHOICES, default=1)
classes = models.ForeignKey(Classes, on_delete=models.CASCADE)
def __str__(self):
return self.name
class Course(models.Model):
name = models.CharField(max_length=32)
def __str__(self):
return self.name
class Score(models.Model):
score = models.DecimalField(max_digits=5, decimal_places=2)
student = models.ForeignKey(Student, on_delete=models.CASCADE)
course = models.OneToOneField(Course, on_delete=models.CASCADE)
def __str__(self):
return self.score
</pre>
serializers.py
<pre style="box-sizing: border-box; overflow: auto; font: 12px/1.45 Consolas, "Liberation Mono", Menlo, Courier, monospace; display: block; padding: 16px; margin: 0px 0px 16px; color: rgb(51, 51, 51); word-break: break-all; overflow-wrap: normal; background-color: rgb(245, 245, 245); border: 1px solid rgb(187, 187, 187); border-radius: 3px;">#!/usr/bin/env python
-- coding: utf-8 --
@Author: _Tao
@Time: 19-3-26 23:31
from rest_framework import serializers
from demo.models import Classes, Student, Course, Score
class ClassesSerializer(serializers.ModelSerializer):
class Meta:
model = Classes
fields = ('id', 'name')
class StudentSerializer(serializers.ModelSerializer):
class Meta:
model = Student
fields = ('id', 'name', 'sex', 'classes')
class CourseSerializer(serializers.ModelSerializer):
class Meta:
model = Course
fields = ('id', 'name')
class ScoreSerializer(serializers.ModelSerializer):
student = StudentSerializer(many=False, read_only=True)
course = CourseSerializer(many=False, read_only=True)
class Meta:
model = Score
fields = ('id', 'score', 'student', 'course')
</pre>
views.py
views_classes.py
<pre style="box-sizing: border-box; overflow: auto; font: 12px/1.45 Consolas, "Liberation Mono", Menlo, Courier, monospace; display: block; padding: 16px; margin: 0px 0px 16px; color: rgb(51, 51, 51); word-break: break-all; overflow-wrap: normal; background-color: rgb(245, 245, 245); border: 1px solid rgb(187, 187, 187); border-radius: 3px;">#!/usr/bin/env python
-- coding: utf-8 --
@Author: _Tao
@Time: 19-3-26 23:57
from rest_framework import mixins
from rest_framework import generics
from demo.models import Classes
from demo.serializers import ClassesSerializer
class ClassesList(mixins.ListModelMixin,
mixins.CreateModelMixin,
generics.GenericAPIView):
queryset = Classes.objects.all()
serializer_class = ClassesSerializer
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 ClassesDetail(mixins.RetrieveModelMixin,
mixins.UpdateModelMixin,
mixins.DestroyModelMixin,
generics.GenericAPIView):
queryset = Classes.objects.all()
serializer_class = ClassesSerializer
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)
</pre>
views_course.py
<pre style="box-sizing: border-box; overflow: auto; font: 12px/1.45 Consolas, "Liberation Mono", Menlo, Courier, monospace; display: block; padding: 16px; margin: 0px 0px 16px; color: rgb(51, 51, 51); word-break: break-all; overflow-wrap: normal; background-color: rgb(245, 245, 245); border: 1px solid rgb(187, 187, 187); border-radius: 3px;">from rest_framework import status
from rest_framework.decorators import api_view
from rest_framework.response import Response
from rest_framework.request import Request
from demo.models import Course
from demo.serializers import CourseSerializer
@api_view(['GET', 'POST'])
def course_list(request: Request):
if request.method == 'GET':
course = Course.objects.all()
serializer = CourseSerializer(course, many=True)
return Response(serializer.data)
elif request.method == 'POST':
serializer = CourseSerializer(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)
@api_view(['GET', 'PUT', 'DELETE'])
def course_detail(request: Request, pk):
try:
course = Course.objects.get(pk=pk)
except Course.DoesNotExist:
return Response(status=status.HTTP_404_NOT_FOUND)
if request.method == 'GET':
serializer = CourseSerializer(course)
return Response(serializer.data)
elif request.method == 'PUT':
serializer = CourseSerializer(course, data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.data)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
elif request.method == 'DELETE':
course.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
</pre>
views_score.py
<pre style="box-sizing: border-box; overflow: auto; font: 12px/1.45 Consolas, "Liberation Mono", Menlo, Courier, monospace; display: block; padding: 16px; margin: 0px 0px 16px; color: rgb(51, 51, 51); word-break: break-all; overflow-wrap: normal; background-color: rgb(245, 245, 245); border: 1px solid rgb(187, 187, 187); border-radius: 3px;">#!/usr/bin/env python
-- coding: utf-8 --
@Author: _Tao
@Time: 19-3-27 00:02
from rest_framework import generics
from demo.models import Score
from demo.serializers import ScoreSerializer
class ScoreList(generics.ListCreateAPIView):
queryset = Score.objects.all()
serializer_class = ScoreSerializer
class ScoreDetail(generics.RetrieveUpdateDestroyAPIView):
queryset = Score.objects.all()
serializer_class = ScoreSerializer
</pre>
views_student.py
<pre style="box-sizing: border-box; overflow: auto; font: 12px/1.45 Consolas, "Liberation Mono", Menlo, Courier, monospace; display: block; padding: 16px; margin: 0px 0px 16px; color: rgb(51, 51, 51); word-break: break-all; overflow-wrap: normal; background-color: rgb(245, 245, 245); border: 1px solid rgb(187, 187, 187); border-radius: 3px;">#!/usr/bin/env python
-- coding: utf-8 --
@Author: _Tao
@Time: 19-3-26 23:46
from django.http import Http404
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from demo.models import Student
from demo.serializers import StudentSerializer
class StudentList(APIView):
def get(self, request, format=None):
stu = Student.objects.all()
serializer = StudentSerializer(stu, many=True)
return Response(serializer.data)
def post(self, request, format=None):
serializer = StudentSerializer(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)
class StudentDetail(APIView):
def get_object(self, pk):
try:
return Student.objects.get(pk)
except Student.DoesNotExist:
raise Http404
def get(self, request, pk, format=None):
stu = self.get_object(pk)
serializer = StudentSerializer(stu)
return Response(serializer.data)
def put(self, request, pk, format=None):
stu = self.get_object(pk)
serializer = StudentSerializer(stu, data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.data)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
def delete(self, request, pk, format=None):
stu = self.get_object(pk)
stu.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
</pre>
urls.py
<pre style="box-sizing: border-box; overflow: auto; font: 12px/1.45 Consolas, "Liberation Mono", Menlo, Courier, monospace; display: block; padding: 16px; margin: 0px 0px 16px; color: rgb(51, 51, 51); word-break: break-all; overflow-wrap: normal; background-color: rgb(245, 245, 245); border: 1px solid rgb(187, 187, 187); border-radius: 3px;">#!/usr/bin/env python
-- coding: utf-8 --
@Author: _Tao
@Time: 19-3-27 00:03
from django.urls import path, re_path
from demo import views_classes, views_course, views_score, views_student
urlpatterns = [
path('cls/', views_classes.ClassesList.as_view()),
re_path('cls/(?P<pk>[0-9]+)/', views_classes.ClassesDetail.as_view()),
]
urlpatterns += [
path('stu/', views_student.StudentList.as_view()),
re_path('stu/(?P<pk>[0-9]+)/', views_student.StudentDetail.as_view())
]
urlpatterns += [
path('cou/', views_course.course_list),
re_path('cou/(?P<pk>[0-9]+)/', views_course.course_detail),
]
urlpatterns += [
path('sco/', views_score.ScoreList.as_view()),
re_path('sco/(?P<pk>[0-9]+)', views_score.ScoreDetail.as_view())
]</pre>
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