def post(self, request, **_):
"""创建班课
"""
try:
user = request.user
lesson_code = models.LessonCode.objects.filter(
is_occupied=False).first()
qr_helper = utils.QRCodeHelper.qr_code_helper()
qr_helper.generate_qr_code(lesson_code.code)
assert qr_helper.is_successful
qr_url = urljoin(gdata.HTTP_DOMAIN + '/images/qrcode/',
'{}.png'.format(lesson_code.code))
raw_data = copy.deepcopy(request.data)
raw_data['teacher_id'] = user.id
raw_data['qr_code'] = qr_url
raw_data['lesson_code'] = lesson_code.code
serializer = self.serializer(data=raw_data)
assert serializer.is_valid()
serializer.save()
except (ValueError, AssertionError, Exception) as _:
_logger.warning(
'LessonView, failed to create lesson, error:{}'.format(_),
exc_info=True)
return DictResponse(errmsg=_)
else:
lesson_code.is_occupied = True
lesson_code.save()
return DictResponse(r=0, data=serializer.data)
def put(self, request, **_):
_ = self
with gdata.LOGIN_QR_CODE_CACHE_LOCK:
qr_uid = request.data.get('qr_uid')
_logger.debug('=============cache: {}'.format(
gdata.LOGIN_QR_CODE_CACHE))
login_item = gdata.LOGIN_QR_CODE_CACHE.get(qr_uid, None)
if login_item is None:
return DictResponse(data='二维码已过期, 请刷新页面')
login_item.user_id = request.user.id
login_item.is_success = True
return DictResponse(r=0, data='登陆成功，请等待页面自动跳转...')
def post(self, request, **_):
"""发布说说
"""
saying = {
'publisher_id': request.user.id,
'content': request.data.get('content', ''),
'ext_info': request.data.get('ext_info', '{}'),
'related_files': request.data.get('related_files', '[]')
}
ss = self.post_serializer(data=saying)
if not ss.is_valid():
return DictResponse(errmsg='发布失败')
ss.save()
return DictResponse(r=0, data='发布成功')
def put(self, request, **_):
"""加入班课
"""
_ = self
try:
lesson = models.Lesson.objects.filter(
lesson_code=request.data['lesson_code']).first()
assert lesson.teacher != request.user, '角色类型错误..'
lesson.student.add(request.user)
except KeyError or Exception as e:
_logger.warning('LessonView put error: {}'.format(e))
return DictResponse(errmsg=e,
status=status.HTTP_406_NOT_ACCEPTABLE)
else:
return DictResponse(status=status.HTTP_200_OK)
def delete(self, request, **_):
"""删除说说
"""
_ = self
s_id = request.data.get('sid')
models.Saying.objects.filter(id=s_id).delete()
return DictResponse(r=0, data='删除成功')
def register_logic(code, user_info: dict):
"""handle the process of registering
:param code: random code, use it to get session_key and unique open_id
:param user_info: WeChat UserInfo
:return: Response
"""
# get session_key and open_id
_, openid = WxAPIAccess.auth_keys(code)
if not openid:
return DictResponse(errmsg='登录态创建失败')
encrypted_code = encryption.sha256(openid)
u_uuid = uuid.uuid4()
user = mc.QueryUserProfileHelper.query_user_by_encrypted_code(
encrypted_code)
# 用户首次登陆
if not user:
user_info.update({
'encrypted_code': encrypted_code,
'u_uuid': u_uuid,
'username': u_uuid.hex
})
_logger.debug('user_info:\t{}'.format(user_info))
serializer = UserRegister.serializer(data=user_info)
if not serializer.is_valid():
_logger.error(
"User `{}` failed to login. serializer-data is invalid. error:{}"
.format(user_info.get('nickName', ''), serializer.errors))
return DictResponse(errmsg='注册失败')
user = models.UserProfile.objects.create(**serializer.data)
_logger.info(
'create user `<UserProfile:{}>` successfully...'.format(
user.nickName))
# 签发JWTToken
payload = utils.JWTHandler.jwt_payload_handler(user)
token = utils.JWTHandler.jwt_encode_handler(payload)
return DictResponse(r=0, data=token)
def get(self, request, **_):
"""获取课程说说
* 推荐
* 分页
"""
p = PageNumberPagination()
pq = p.paginate_queryset(
mc.QuerySayingHelper.query_all_ordered_sayings(), request, self)
ser = self.info_serializer(instance=pq, many=True)
return DictResponse(r=0, data=ser.data)
def post(self, request, **_):
"""上传文件
"""
_ = self
client_type = request.data.get('mode', 'wx')
if client_type == 'wx': # WeChat client
f_mem = request.data.get('file')
f_name = '{}.jpg'.format(uuid.uuid4().hex)
fn = fc.save(f_name, f_mem)
return DictResponse(r=0, data={'url': fc.url(fn)})
else: # todo browser client 支持多文件上传
pass
def get(self, request, **_):
"""获取是否已录入人像数据
:return: 返回值分两种情况
1. 用户不存在已录入的人脸数据
{'r': 1,
'data': ''
'errmsg': '未上传人像数据'
}
2. 用户存在已录入的人脸数据
{'r': 0,
'errmsg': ''
'data': (FeatureForSignIn)obj.face_token # 人脸唯一标识
}
"""
_ = self
user = request.user
face_record = mc.QueryFeatureForSignInHelper.query_face_record_by_user(
user)
if not face_record:
return DictResponse(errmsg='未上传人像数据')
return DictResponse(r=0, data=face_record.face_token)
def get(self, request, **_):
"""获取我创建/我听的的班课集合
type: create
type: listen
"""
try:
user = request.user
teaching_lessons = self.info_serializer(
user.teaching_lessons.order_by('-create_time').all(),
many=True).data
listening_lessons = self.info_serializer(
user.listening_lessons.order_by('-create_time').all(),
many=True).data
except Exception as e:
_logger.warn(
'failed to get information of lessons, error:{}'.format(e),
exc_info=True)
return DictResponse(errmsg='查询班课失败')
else:
data = {
'create': teaching_lessons,
'listen': listening_lessons,
}
return DictResponse(r=0, data=data)
def post(self, request, **_):
"""新建或更新人像数据
:return:
1. 录入人脸数据失败
{'r': 1,
'errmsg': '未上传人像数据'
}
2. 成功录入人脸数据
{'r': 0,
'errmsg': (FeatureForSignIn)obj.face_token # 人脸唯一标识
}
"""
_ = self
user = request.user
serializer = serializers.FeatureForSignInSerializer(data=request.data)
if not serializer.is_valid():
_logger.warning(
'face-data for [UserProfile:{}]: serializer-data is invalid.'.
format(user.nickName))
return DictResponse(errmsg='人像数据录入失败')
face_record = mc.QueryFeatureForSignInHelper.query_face_record_by_user(
user)
face_data_dict = serializer.validated_data
if face_record:
serializer.update(face_record, face_data_dict)
else:
new_face_record = models.FeatureForSignIn(user=user,
**face_data_dict)
new_face_record.save()
_logger.info(
'flush the face-data of [UserProfile:{}] to db successfully..'.
format(user.nickName))
ret_info = {'face_token': face_data_dict.get('face_token', '')}
return DictResponse(r=0, errmsg='人脸录入成功', data=ret_info)
def get(self, request, **_):
"""生成班课码
"""
_ = self
_ = request
_list = list(string.ascii_uppercase + string.digits)
for _ in range(gdata.LESSON_CODE_NUM):
while 1:
cur_code = ''.join(random.sample(_list, gdata.LESSON_CODE_LEN))
code_obj = models.LessonCode.objects.filter(
code=cur_code).first()
if not code_obj:
new_code_obj = models.LessonCode(code=cur_code)
new_code_obj.save()
break
return DictResponse(r=0, data='生成班课码数据成功...')
def get(self, request, **_):
"""获取所有的课程分类
:return:
[
{'code': 学科分类代码, 'desc': 学科名}
{'code': 学科分类代码, 'desc': 学科名}
{'code': 学科分类代码, 'desc': 学科名}
{'code': 学科分类代码, 'desc': 学科名}
.....
]
"""
_ = self
_ = request
ret_data = [
dict(code=code, desc=desc)
for code, desc in gdata.LESSON_CLS_CHOICE
]
return DictResponse({'r': 0, 'data': ret_data})
def get(self, request, **_):
"""
:return:
{
'lesson_info': {
...
}
'resource_num': 课堂资源数
'questions_num': 答疑区问题数(已解决数/总数)
'notice_num': 通知数量
'teach_schedulers': {
'all': [
{},
{},
{}
],
'ing': [
{},
{},
{},
]
'to': [
{},
{},
{},
],
'up': [
{},
{}
]
}
}
"""
_ = self
_type = request.query_params.get('type', 0) # 0-教师身份， 1-学生身份
lesson_code = request.query_params.get('lesson_code', '')
lesson = models.Lesson.objects.filter(lesson_code=lesson_code).first()
lesson_info = serializers.LessonInfoSerializer(lesson, many=False).data
# todo 班课首页
lesson_index_info = {
'lesson_data': lesson_info,
'resource_num': 0,
'stu_num': lesson.stu_num,
'questions_num': '0/0',
'notice_num': 0,
'teach_schedulers': {
'track_all_list': [
{
'start_time': '2013-01-23 23:00:23',
'end_time': '23:20:23',
'detail': '测试一下',
'status': 0, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
{
'start_time': '2013-01-23 23:00:23',
'end_time': '',
'detail': '测试一下',
'status': 1, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
{
'start_time': '2013-01-23 23:00:23',
'end_time': '23:20:23',
'detail': '测试一下',
'status': 0, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
{
'start_time': '2013-01-23 23:00:23',
'end_time': '23:20:23',
'detail': '测试一下',
'status': 2, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
{
'start_time': '2013-01-23 23:00:23',
'end_time': '23:00:23',
'detail': '测试一下',
'status': 2, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
],
'track_active_list': [
{
'start_time': '2013-01-23 23:00:23',
'end_time': '',
'detail': '测试一下',
'status': 1, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
],
'track_deactive_list': [ # remark: 学生身份不提供该类目
{
'start_time': '2013-01-23 23:00:23',
'end_time': '23:20:23',
'detail': '测试一下',
'status': 2, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
{
'start_time': '2013-01-23 23:00:23',
'end_time': '23:00:23',
'detail': '测试一下',
'status': 2, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
],
'track_toactive_list': [
{
'start_time': '2013-01-23 23:00:23',
'end_time': '23:20:23',
'detail': '测试一下',
'status': 0, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
{
'start_time': '2013-01-23 23:00:23',
'end_time': '23:20:23',
'detail': '测试一下',
'status': 0, # 0 - 已结束，1 - 进行中，2 - 待开始
'code': '899b20c069d846e3b3980989dc3925b5',
},
]
}
}
return DictResponse(r=0, data=lesson_index_info)