def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 获取id = 1的专题课，并打印该课程相关的所有章节
obj = models.CourseChapter.objects.filter(course_id=1).all()
ser = CoursesChapterViewModelSerializer(
instance=obj, many=True, context={'request': request})
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
queryset = models.DegreeCourse.objects.all()
page = PageNumberPagination()
course_list = page.paginate_queryset(queryset, request, self)
ser = DegreeCourseModelSerializer(instance=course_list, many=True)
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, pk, *args, **kwargs):
ret = BaseResponse()
try:
queryset = models.DegreeCourse.objects.get(id=pk)
ser_quer = serializer_cmd.DegreeCourseModelSerializersPrice(
instance=queryset)
ret.data = ser_quer.data
except Exception as e:
ret.code = 500
ret.error = '传输错误'
return Response(ret.dict)
def authenticate(self, request):
token = request.query_params.get('token')
token = UserToken.objects.filter(token=token).first()
if token:
return token.user, token.token
else:
response = BaseResponse()
response.code = 1001
response.error = '认证失败'
raise AuthenticationFailed(response.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 获取id = 1的专题课，并打印：课程名、级别(中文)、why_study、what_to_study_brief、所有recommend_courses
DegreeCourse_info = Course.objects.filter(id=1)
ser = DegreeCourseDetaileModelSerializer(
instance=DegreeCourse_info, many=True)
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 查看id=1的学位课对应的所有模块名称
DegreeCourse_list = Course.objects.filter(degree_course_id=1)
ser = DegreeCourseTemplateModelSerializer(
instance=DegreeCourse_list, many=True)
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 展示所有的专题课
Course_list = Course.objects.filter(degree_course__isnull=True)
ser = DegreeCourseScholarshiprModelSerializer(
instance=Course_list, many=True, context={'request': request})
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def login(self, request, *args, **kwargs):
"""
用户登陆认证
:param request:
:param args:
:param kwargs:
:return:
"""
response = BaseResponse() # 默认状态
try:
user = request.data.get('username')
pwd = request.data.get('password')
print(user, pwd)
# 验证用户和密码
obj = models.Account.objects.filter(username=user,
password=pwd).first()
if not obj:
response.code = 10002
response.error = '用户名或密码错误'
else:
uid = str(uuid.uuid4()) # 生成唯一id
# 保存到数据库中,update_or_create表示更新或者创建
# user=obj,这个是判断条件。当条件成立,更新token字段,值为uid
# 当条件不成立时,增加一条记录。注意:增加时,有2个字段,分别是user和token
models.UserToken.objects.update_or_create(
user=obj, defaults={'token': uid})
response.code = 1000
response.data = uid
# 增加session
request.session['token'] = uid
# request.session['userid'] = obj.id
request.session['user'] = obj
except Exception as e:
response.code = 10005
response.error = '操作异常'
print(response.dict)
return Response(response.dict)
def post(self, request):
response = BaseResponse()
receive = request.data
if request.method == 'POST':
is_valid = verify(receive)
if is_valid:
username = receive.get("username")
password = receive.get("password")
user = auth.authenticate(username=username, password=password)
if user is not None:
# update the token
key = self.generate_key()
now = datetime.datetime.now()
Token.objects.update_or_create(user=user,
defaults={
"key": key,
"created": now
})
user_info = UserInfo.objects.get(pk=user.pk)
serializer = UserInfoSerializer(user_info)
data = serializer.data
response.msg = "验证成功!"
response.userinfo = data
response.token = key
else:
try:
UserInfo.objects.get(username=username)
response.msg = "密码错误!"
response.code = 1002
except UserInfo.DoesNotExist:
response.msg = "用户不存在!"
response.code = 1003
else:
response.code = 1001
response.msg = "请完成滑动验证!"
return Response(response.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
queryset = Course.objects.filter(id=1)
page = PageNumberPagination()
course_list = page.paginate_queryset(queryset, request, self)
ser = CourseSerializer6(instance=course_list, many=True)
ret.data = ser.data
except Exception as e:
ret.code = 1001
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# a.查看所有学位课并打印学位课名称以及授课老师
queryset = models.DegreeCourse.objects.all()
# b.查看所有学位课并打印学位课名称以及学位课的奖学金
# 见序列化类
ser = degree.DegreeCourseSerializer(instance=queryset, many=True)
ret.data = ser.data
except Exception as e:
ret.code = 0
ret.errors = "数据获取失败"
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 获取id = 1的专题课，并打印该课程相关的所有常见问题
obj = Course.objects.get(id=1)
ask_list = obj.asked_question.all()
ser = DegreeCourseOftenAskedQuestionModelSerializer(
instance=ask_list, many=True)
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 查看所有学位课并打印学位课名称以及学位课的奖学金
degree_course_scholarshipr = DegreeCourse.objects.all()
ser = DegreeCourseScholarshiprModelSerializer(
instance=degree_course_scholarshipr, many=True)
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
queryset = models.DegreeCourse.objects.all()
print("queryset", queryset, "HHHHHHH1WWWWW")
ser = degreeCourseWithSSModelSerializer(instance=queryset, many=True)
print("ser", ser, "EEEEEERRRRRRRRREEEEE")
ret.data = ser.data
except Exception as e:
print(e,'EEEEEEEEEEE')
ret.code = 500
ret.error = '获取数据失败'
return Response( ret.dict)
def retrieve(self, request, pk, *args, **kwargs):
"""
具體課程信息
"""
ret = BaseResponse()
try:
course_data = models.Course.objects.get(pk=pk)
ser = CourseSerializer(instance=course_data)
ret.data = ser.data
except Exception as e:
ret.code = 1001
ret.error = '获取数据失败'
return Response(ret.dict)
def add(self, request, *args, **kwargs): # 入库
# res = {"code":0}
res = BaseResponse()
host = self.request.data.get('ip') # 表单数据
# 检测ip是否合格
data = LegalIP(host).test_parameter() # type:dict
if data.get('error'): # 判断结果
res.code = 500
res.error = data.get('error')
return HttpResponse(json.dumps(res.__dict__))
# 接收监控数据
cpu = self.request.data.get('cpu')
create_time = self.request.data.get('create_time')
time_stamp = self.request.data.get('time_stamp')
# 存入数据库中
try:
with transaction.atomic(): # 使用事务
# 查询网卡ip,并查询出对应host表的id
host = models.Network.objects.filter(ipaddr=host).values("host_id").first()
if host:
# 获取主机id
host_id = host.get("host_id")
# CPU监控表中插入一条记录
models.CpuMonit.objects.create(cpu=cpu,create_time=create_time,time_stamp=time_stamp,host_id=host_id)
return HttpResponse(json.dumps(res.__dict__))
else:
res.code = 500
res.error = "数据库找不到此ip"
return HttpResponse(json.dumps(res.__dict__))
except Exception as e:
print(e)
res.code = 500
res.error = "插入记录失败"
return HttpResponse(json.dumps(res.__dict__))
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 获取id = 1的专题课，并打印该课程相关的课程大纲
obj = models.Course.objects.get(
id=1).coursedetail.courseoutline_set.all()
ser = CoursesCourseoutlineViewModelSerializer(
instance=obj, many=True, context={'request': request})
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def update(self, request, *args, **kwargs):
"""
修改用户选中的价格策略
:param request:
:param args:
:param kwargs:
:return:
"""
"""
1. 获取课程ID、要修改的价格策略ID
2. 校验合法性（去redis中）
"""
response = BaseResponse()
try:
course_id = request.data.get('courseid')
policy_id = str(request.data.get('policyid')) if request.data.get('policyid') else None
# key = 'shopping_car_%s_%s' %(USER_ID,course_id,)
key = settings.LUFFY_SHOPPING_CAR % (USER_ID, course_id,)
if not CONN.exists(key):
response.code = 10007
response.error = '课程不存在'
return Response(response.dict)
price_policy_dict = json.loads(CONN.hget(key, 'price_policy_dict').decode('utf-8'))
if policy_id not in price_policy_dict:
response.code = 10008
response.error = '价格策略不存在'
return Response(response.dict)
CONN.hset(key, 'default_price_id', policy_id)
CONN.expire(key, 20 * 60)
response.data = '修改成功'
except Exception as e:
response.code = 10009
response.error = '修改失败'
return Response(response.dict)
def destroy(self, request, *args, **kwargs):
'''
删除购物车中的某个课程
:param request:
:param args:
:param kwargs:
:return:
'''
response = BaseResponse()
try:
course_id = request.data.get('courseId')
key = settings.LUFFY_SHOPPING_CAR % (1, course_id) # 查出key值
CONN.delete(key) # 直接删除redis中key对应的整条记录
response.code = 200
response.data = '删除成功'
return Response(response.dict)
except Exception as e:
response.code = 4008
response.data = '删除失败'
return Response(response.dict)
def get(self, request, pk, *args, **kwargs):
ret = BaseResponse()
print(pk)
try:
# courses_list = models.Course.objects.filter(pk=pk,egree_course__isnull=True).values('name')
courses_list = models.Course.objects.filter(
degree_course_id=1).values()
ret.data = courses_list
print(courses_list)
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, pk, *args, **kwargs):
ret = BaseResponse()
try:
course = models.Course.objects.filter(id=pk)
#序列化
ser = CourseDetailSerializer(instance=course)
ret.data = ser.data
print(ret.data)
except Exception as e:
ret.code = 500
ret.error = "获取数据失败"
return Response(ret.dict)
def patch(self, request, *args, **kwargs):
"""
修改课程的价格策略
:param request:
:param args:
:param kwargs:
:return:
"""
ret = BaseResponse()
try:
# 1. 获取价格策略ID和课程ID
course_id = int(request.data.get('courseid'))
policy_id = str(request.data.get('policyid'))
# 2. 拼接课程的key
key = settings.SHOPPING_CAR_KEY %(request.auth.user_id,course_id,)
#self.conn.exists(key):判断redis中是否有该key
if not self.conn.exists(key):
ret.code = 1002
ret.error = "购物车中不存在此课程"
return Response(ret.dict)
# 3. 从redis中获取所有的价格策略
policy_dict = json.loads(str(self.conn.hget(key,'policy'),encoding='utf-8'))
if policy_id not in policy_dict:
ret.code = 1003
ret.error = "价格策略不合法"
return Response(ret.dict)
# 4. 在购物车中修改该课程的默认价格策略
self.conn.hset(key,'default_policy',policy_id)
ret.data = "修改成功"
except Exception as e:
ret.code = 1004
ret.error = "修改失败"
return Response(ret.dict)
def get(self, request, pk, *args, **kwargs):
ret = BaseResponse()
try:
courses_list = models.Course.objects.filter(
pk=pk, degree_course__isnull=False).values(
'coursedetail__courseoutline__title')
ret.data = courses_list
print(courses_list)
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, pk, *args, **kwargs):
ret = BaseResponse()
try:
courses_list = models.Course.objects.filter(
pk=pk, degree_course__isnull=False).first().asked_question.all(
).values('question')
ret.data = courses_list
print(courses_list)
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 从数据库取数据
queryset = models.DegreeCourse.objects.all()
ser = DegreeCourseModelSerializer(instance=queryset, many=True)
ret.data = ser.data
print('_____________')
print(ret.data)
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
# 从数据库获取数据
queryset = models.DegreeCourse.objects.order_by('id')
# 分页
page = PageNumberPagination()
course_list = page.paginate_queryset(queryset, request, self)
# 分页之后的结果执行序列化
ser = DegreeCourseTeacherModelSerializer(instance=course_list, many=True)
ret.data = ser.data
except Exception as e:
ret.code = 500
ret.error = '获取数据失败'
return Response(ret.dict)
def update(self,request,*args,**kwargs):
response = BaseResponse()
try:
course_id = request.data.get('courseid')
policy_id = str(request.data.get('policyid')) if request.data.get('policyid') else None
key = settings.LUFFY_SHOPPING_CAR %(USER_ID,course_id)
if not CONN.exists(key):
response.code = 10007
response.error = '课程不存在'
return Response(response.dict)
price_policy_dict = json.loads(CONN.hget(key,'price_policy_dict').decode('utf8'))
if policy_id not in price_policy_dict:
response.code = 10008
response.error = '价格策略不存在'
return Response(response.dict)
CONN.hset(key,'default_price_id',policy_id)
CONN.expire(key,20*60)
response.data = '修改成功'
except Exception as e:
response.code = 10009
response.error = '修改失败'
return Response(response.dict)
def get_pay_url(request):
res = BaseResponse()
order_number = request.GET.get("order_number")
final_price = request.GET.get("final_price")
stat = Order.objects.filter(order_number=order_number,
actual_amount=float(final_price))
if stat:
pay_url = ali_api.pay.get_pay_url(out_trade_no=order_number,
total_amount=final_price,
subject="test")
res.data = {"pay_url": pay_url}
else:
res.code = 1402
res.msg = '订单不存在'
return JsonResponse(res.dict)
def add(self, request, *args, **kwargs):
"""
添加Ansible组名
:param request:
:param args:
:param kwargs:
:return:
"""
res = BaseResponse()
group = self.request.data.get('group') # 表单数据
if not group:
res.code = 500
res.error = "组名不能为空"
return HttpResponse(json.dumps(res.__dict__))
has_group = models.AnsibleGroup.objects.filter(name=group)
if has_group:
res.code = 500
res.error = "组名已经存在"
return HttpResponse(json.dumps(res.__dict__))
try:
result = models.AnsibleGroup.objects.create(name=group)
if not result:
res.code = 500
res.error = "添加失败"
return HttpResponse(json.dumps(res.__dict__))
res.url = "/web/ansible/list/"
return HttpResponse(json.dumps(res.__dict__))
except Exception as e:
print(e)
res.code = 500
res.error = "添加异常"
return HttpResponse(json.dumps(res.__dict__))
def get(self, request, *args, **kwargs):
ret = BaseResponse()
try:
degree_list = models.DegreeCourse.objects.all()
for row in degree_list:
print(row.name)
scholarship = row.scholarship_set.all()
for item in scholarship:
print('---->', item.time_percent, item.value)
except Exception as e:
ret.code = 500
ret.error = 'failed to get data'
return Response(ret.dict)