def get_jwt_user(request):
user = get_user(request)
if user.is_authenticated:
return user
jwt_authentication = JSONWebTokenAuthentication()
if jwt_authentication.get_jwt_value(request):
user, jwt = jwt_authentication.authenticate(request)
# print request.
print jwt_authentication.get_jwt_value(request)
print jwt_authentication.authenticate(request)
return user
def get_assets_by_user(self, request, *args, **kwargs):
"""
根据用户id查看用户资产
"""
# Create the instance of JSONWebTokenAuthentication to do the authentication job
authentication = JSONWebTokenAuthentication()
# try:
'''
authentication.authenticate 会抛出异常，所以添加异常捕获
'''
auth_data = authentication.authenticate(request)
if auth_data is None:
raise exceptions.NotAuthenticated()
user = auth_data[0].investor
# user_id = request.query_params['id']
# user = get_object_or_404(Investor, pk=user_id)
queryset = user.asset_set.all()
page = self.paginate_queryset(queryset)
if page is not None:
serializer = self.get_serializer(page, many=True)
return self.get_paginated_response(serializer.data)
serializer = self.get_serializer(queryset, many=True)
return Response(serializer.data)
def post(self, request, format=None):
try:
auth = JSONWebTokenAuthentication()
user = auth.authenticate(request=request)
if user is not None and user[0].is_superuser:
count = Quote.objects.filter(accepted=True).count()
quote_id = Quote.objects.filter(accepted=True)[int(
random.random() * count)].id
try:
while quote_id == Daily.objects.latest('date').quote_id:
quote_id = Quote.objects.filter(accepted=True)[int(
random.random() * count)].id
except Daily.DoesNotExist:
pass
daily = Daily.objects.create(quote_id=quote_id)
daily.save()
return Response({'status': 'success'})
else:
return Response({
'status': 'Error',
'message': 'Authentication failed'
})
except AuthenticationFailed:
return Response({
'status': 'Error',
'message': 'Authentication failed'
})
def get_jwt_user(request):
user = get_user(request)
if user.is_authenticated:
return user
jwt_authentication = JSONWebTokenAuthentication()
if jwt_authentication.get_jwt_value(request):
jwt_value = jwt_authentication.get_jwt_value(request)
import jwt
try:
payload = jwt_decode_handler(jwt_value)
except jwt.ExpiredSignature:
print("Signature expired.")
msg = {
'jwtResponse': 'Signature has expired.'
}
return msg
except jwt.DecodeError:
print('Error decoding signature.')
msg = {
'jwtResponse': 'Error decoding signature.'
}
return msg
except jwt.InvalidTokenError:
print("invalid token error")
return exceptions.AuthenticationFailed()
user = jwt_authentication.authenticate_credentials(payload)
user, jwt = jwt_authentication.authenticate(request)
return user
def process_request(self, request):
""" Override only the request to add the user """
try:
return request.user
except AttributeError:
pass
obj = JSONWebTokenAuthentication()
try:
user_auth_tuple = obj.authenticate(request)
except exceptions.APIException:
user_auth_tuple = None
if user_auth_tuple is not None:
request.user, _ = user_auth_tuple
# Set last_seen on the user record if it has been > 10 mins
# since the record was set.
if not request.user.last_seen or (
request.user.last_seen <
timezone.now() - timedelta(minutes=LAST_SEEN_DELTA)):
request.user.last_seen = timezone.now()
request.user.save()
return
def get_user_from_request(request):
"""
Getting user from User table
:param request:
:return User or None:
"""
JWT = JSONWebTokenAuthentication()
user, payload = JWT.authenticate(request)
return user if user else None
def process_view(self, request, view_func, view_args, view_kwargs):
token = request.META.get('HTTP_AUTHORIZATION', None)
if token is None:
return
jwt_auth = JSONWebTokenAuthentication()
try:
auth = jwt_auth.authenticate(request)
request.user = auth[0]
except Exception:
return
def process_view(self, request, *args):
token = request.META.get('HTTP_AUTHORIZATION', '')
if not token.startswith('JWT'):
return
jwt_auth = JSONWebTokenAuthentication()
try:
request.user = jwt_auth.authenticate(request)[0]
except Exception:
return
def get_jwt_user(request):
user = get_user(request)
# prevent the generation of Token for anonymous user
if user.is_authenticated:
return user
jwt_authentication = JSONWebTokenAuthentication()
if jwt_authentication.get_jwt_value(request):
user, jwt = jwt_authentication.authenticate(request)
return user
def process_view(self, request, view_func, view_args, view_kwargs):
token = request.META.get('HTTP_AUTHORIZATION', '')
if not token.startswith('JWT'):
return
jwt_auth = JSONWebTokenAuthentication()
auth = None
try:
auth = jwt_auth.authenticate(request)
except Exception:
return
request.user = auth[0]
def get_jwt_user(request):
try:
user = get_user(request)
if user.is_authenticated:
return user
jwt_authentication = JSONWebTokenAuthentication()
if jwt_authentication.get_jwt_value(request):
user, jwt = jwt_authentication.authenticate(request)
except AuthenticationFailed as e:
logger.error("Authentication failed: {}".format(e))
return None
return user
def get_jwt_user(request):
"""
:param request:
:return:
"""
user = get_user(request)
if user.is_authenticated:
return user
jwt_authentication = JSONWebTokenAuthentication()
if jwt_authentication.get_jwt_value(request):
user, jwt = jwt_authentication.authenticate(request)
return user
def process_view(self, request, view_func, view_args, view_kwargs):
# token should be either in http headers or cookie..
token = request.META.get("HTTP_AUTHORIZATION", "")
if not token.startswith("JWT") and JWT_COOKIE_NAME not in request.COOKIES:
return
jwt_auth = JSONWebTokenAuthentication()
auth = None
try:
auth = jwt_auth.authenticate(request)
except Exception:
return
if auth is not None:
request.user = auth[0]
def dispatch(self, *args, **kwargs):
# Get auth Class
auth = JSONWebTokenAuthentication()
# Try to authenticate the params in request
try:
authentication = auth.authenticate(self.request)
except AuthenticationFailed as e:
return JsonResponse({"error": str(e)}, status=401)
# If token was not found
if authentication is None:
return JsonResponse({"error": "Token has not been provided"}, status=401)
return super().dispatch(*args, **kwargs)
def process_request(self, request):
""" Override only the request to add the user """
try:
return request.user
except AttributeError:
pass
obj = JSONWebTokenAuthentication()
try:
user_auth_tuple = obj.authenticate(request)
except exceptions.APIException:
user_auth_tuple = None
if user_auth_tuple is not None:
request.user, _auth = user_auth_tuple
return
def delete(self, request, id, format=None):
try:
auth = JSONWebTokenAuthentication()
user = auth.authenticate(request=request)
if user is not None and user[0].is_superuser:
Quote.objects.get(id=id).delete()
return Response({'status': 'success'})
else:
return Response({
'status': 'Error',
'message': 'Authentication failed'
})
except AuthenticationFailed:
return Response({
'status': 'Error',
'message': 'Authentication failed'
})
def get_jwt_user(request):
user = get_user(request)
if user.is_authenticated:
return user
jwt_authentication = JSONWebTokenAuthentication()
if jwt_authentication.get_jwt_value(request):
try:
user, jwt = jwt_authentication.authenticate(request)
return user
except exceptions.AuthenticationFailed as af:
logger.warning(
request,
"get_jwt_user(): AuthenticationFailed: {}.".format(af))
return user # AnonymousUser
else:
return user # AnonymousUser
def get(self, request, id, format=None):
user = None
try:
try:
auth = JSONWebTokenAuthentication()
user = auth.authenticate(request=request)
except AuthenticationFailed:
pass
if user is not None and user[0].is_superuser:
quote = Quote.objects.get(id=id)
else:
quote = Quote.objects.filter(accepted=True).get(id=id)
prev_quote = Quote.objects.filter(
id__lte=quote.id,
accepted=True).exclude(id=quote.id).order_by('-id').first()
next_quote = Quote.objects.filter(
id__gte=quote.id,
accepted=True).exclude(id=quote.id).order_by('id').first()
if prev_quote is not None:
prev_id = prev_quote.id
else:
prev_id = None
if next_quote is not None:
next_id = next_quote.id
else:
next_id = None
except Quote.DoesNotExist:
return Response({
'status': 'Error',
'message': 'Quote does not exists'
})
serializer = QuoteSerializer(quote)
return Response({
'status': 'success',
'quote': serializer.data,
'next': next_id,
'prev': prev_id
})
def create(self, request, *args, **kwargs):
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
userId = serializer.validated_data['sourceContext']
# JSONWebTokenAuthentication assumes that the JWT will come in the header
obj = JSONWebTokenAuthentication()
try:
user, jwt_value = obj.authenticate(request)
except TypeError:
return Response({'errmsg': '请携带参数访问'},
status=status.HTTP_400_BAD_REQUEST)
# 验证用户身份，把控视频上传权限
user_auth = authenticate(username=user.username, password=userId)
if user_auth:
videoSize = serializer.validated_data['videoSize']
# "procedure": "QCVB_SimpleProcessFile(1,0,10)",
currentTimeStamp = int(time.time())
params = {
"secretId": qcloud_options['SecretID'],
"currentTimeStamp": currentTimeStamp,
"expireTime": currentTimeStamp + 600,
"random": get_random_string(8, '0123456789'),
"sourceContext": user.username,
"procedure": "QCVB_SimpleProcessFile(0,0,10)",
"videoSize": videoSize
}
urlcode = urlencode(params).encode()
mac = hmac.new(qcloud_options['SecretKey'].encode(), urlcode,
hashlib.sha1).digest()
return Response({"signature": base64.b64encode(mac + urlcode)})
else:
return Response({'errmsg': "不存在此用户"},
status=status.HTTP_400_BAD_REQUEST)
def get_user_jwt(request):
"""
Приоритет, если есть пользователь в JWT - вытаскиваем его.
:param request:
:return:
"""
auth = JSONWebTokenAuthentication()
try:
jwt_value = auth.get_jwt_value(request)
if jwt_value:
user_jwt = auth.authenticate(Request(request))
if user_jwt is not None:
return user_jwt[0]
except AuthenticationFailed:
# Тут был jwt токен
return AnonymousUser()
user = get_user(request)
if user.is_authenticated():
return user
return AnonymousUser()
def get(self, request, format=None):
# Create the instance of JSONWebTokenAuthentication to do the authentication job
authentication = JSONWebTokenAuthentication()
# try:
'''
authentication.authenticate 会抛出异常，所以添加异常捕获
'''
auth_data = authentication.authenticate(request)
if auth_data is None:
raise exceptions.NotAuthenticated()
'''
auth_data type is tuple, first is user instance, the second is jwt value.
So I serializer the investor attribute of the first argument.
'''
serializer = self.get_serializer(auth_data[0].investor)
'''
Response the data
'''
return Response(serializer.data)
def create(self, request, *args, **kwargs):
# Create the instance of JSONWebTokenAuthentication to do the authentication job
authentication = JSONWebTokenAuthentication()
# try:
'''
authentication.authenticate 会抛出异常，所以添加异常捕获
'''
auth_data = authentication.authenticate(request)
if auth_data is None:
raise exceptions.NotAuthenticated()
owner = auth_data[0].investor
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
serializer.save(owner=owner)
headers = self.get_success_headers(serializer.data)
return Response(serializer.data,
status=status.HTTP_201_CREATED,
headers=headers)
def post(self, request):
serializer = QuoteSerializer(data=request.data)
if serializer.is_valid():
user = None
try:
auth = JSONWebTokenAuthentication()
user = auth.authenticate(request=request)
except AuthenticationFailed:
pass
if user is not None and user[0].is_superuser:
serializer.save(accepted=True)
else:
token = get_random_string(length=32)
quote = serializer.save(accepted=False,
token=make_password(token))
print(
request.data['text'] +
"\nTo accept: https://alo-quotes.tk/api/accept_with_token/"
+ str(quote.id) + "/" + token + "\n" +
"To reject: https://alo-quotes.tk/api/reject_with_token/" +
str(quote.id) + "/" + token)
emails_pre = list(
User.objects.filter(
is_staff=True).all().values_list('email'))
emails = [email[0] for email in emails_pre]
# send_mail(
# 'New quote submitted',
# request.data['text']
# + "\nTo accept: https://alo-quotes.tk/api/accept_with_token/"
# + str(quote.id) + "/" + token + "\n"
# + "To reject: https://alo-quotes.tk/api/reject_with_token/"
# + str(quote.id) + "/" + token,
# '*****@*****.**',
# emails,
# fail_silently=False, )
return Response({'status': 'success', 'quote': serializer.data})
return Response({'status': 'Error', 'messages': serializer.errors})
def process_request(self, request):
""" Override only the request to add the user """
try:
return request.user
except AttributeError:
pass
obj = JSONWebTokenAuthentication()
try:
user_auth_tuple = obj.authenticate(request)
except exceptions.APIException:
user_auth_tuple = None
if user_auth_tuple is not None:
request.user, _ = user_auth_tuple
# Set last_seen on the user record if it has been > 10 mins
# since the record was set.
if not request.user.last_seen or (request.user.last_seen <
timezone.now() - timedelta(minutes=LAST_SEEN_DELTA)):
request.user.last_seen = timezone.now()
request.user.save()
return
def process_response(self, request, response):
""" Override only the request to add the new token """
obj = JSONWebTokenAuthentication()
try:
user_auth_tuple = obj.authenticate(request)
except exceptions.APIException:
user_auth_tuple = None
# Check if request includes valid token
if user_auth_tuple is not None:
user, _auth = user_auth_tuple
# Get the payload details
jwt_decode_handler = api_settings.JWT_DECODE_HANDLER
payload = jwt_decode_handler(_auth)
logging.debug("JWT payload found: {0}".format(payload))
# Check whether we need to renew the token. This will happen if the token
# hasn't been renewed in JWT_TOKEN_RENEWAL_DELTA
exp = payload.get("exp")
created_timestamp = exp - int(api_settings.JWT_EXPIRATION_DELTA.total_seconds())
renewal_timestamp = created_timestamp + int(settings.JWT_TOKEN_RENEWAL_DELTA.total_seconds())
now_timestamp = timegm(datetime.utcnow().utctimetuple())
# If it has been less than JWT_TOKEN_RENEWAL_DELTA time since the
# token was created then we will pass on created a renewed token
# and just return the response unchanged.
if now_timestamp < renewal_timestamp:
logging.debug("JWT_TOKEN_RENEWAL_DELTA not exceeded: returning response unchanged.")
return response
# Get and check orig_iat
orig_iat = payload.get("orig_iat")
if orig_iat:
# verify expiration
expiration_timestamp = orig_iat + int(api_settings.JWT_TOKEN_RENEWAL_LIMIT.total_seconds())
if now_timestamp > expiration_timestamp:
# Token has passed renew time limit - just return existing
# response. We need to test this process because it is
# probably the case that the response has already been
# set to an unauthorized status
# now_timestamp > expiration_timestamp.
logging.debug("JWT token has expired: returning response unchanged.")
return response
else:
# orig_iat field is required - just return existing response
logging.debug("JWT token orig_iat field not defined: returning response unchanged.")
return response
jwt_payload_handler = api_settings.JWT_PAYLOAD_HANDLER
new_payload = jwt_payload_handler(user)
new_payload["orig_iat"] = orig_iat
# Attach the renewed token to the response
jwt_encode_handler = api_settings.JWT_ENCODE_HANDLER
response["Refresh-Token"] = "JWT {0}".format(jwt_encode_handler(new_payload))
logging.debug("JWT token has been renewed.")
return response
else:
# No authenticated user - just return existing response
logging.debug("No JWT authenticated user: returning response unchanged.")
return response
def get(self, request, format=None):
"""
Return a list of fund
:param request:
:param format:
:return:
"""
# Create the instance of JSONWebTokenAuthentication to do the authentication job
authentication = JSONWebTokenAuthentication()
auth_data = authentication.authenticate(request)
if auth_data is None:
raise exceptions.NotAuthenticated()
owner = auth_data[0].investor
result = []
# 获取当前用户的定投期初数据
initials = Initial.objects.filter(owner=owner.id)
for initial in initials:
# 根据基金id & 用户 获取基金档案数据
try:
asset_type = AssetType.objects.get(id=initial.fund.id)
# 本金 = 定投期初金额 + 定投累积金额
invest_records = InvestRecord.objects.filter(fund=initial.fund.id, owner=owner.id)
# 计算成本
pv = 0
cur_data_time = None
acc_amount = 0
for invest_record in invest_records:
acc_amount += invest_record.amount
# 查找当前市值，以定投记录中时间最近的市值为准
if cur_data_time is None or cur_data_time < invest_record.date_time:
cur_data_time = invest_record.date_time
pv = invest_record.pv
principal = float('%.2f' % (initial.start_amount + acc_amount))
# 统计历史分红总计
dividends = Dividend.objects.filter(fund=initial.fund.id)
dividend_amount = 0
for dividend in dividends:
dividend_amount += dividend.amount
# 收益 = （现值 + 历史分红） - 成本
profit = float('%.2f' % (pv + dividend_amount - principal))
# 收益率 = 利润 / 成本
profit_rate = float('%.4f' % (profit / principal))
# 投资时长（秒） = 当前时间（秒） - 定投开始时间（秒）
delta_time = datetime.now().timestamp() - initial.start_time.timestamp()
# 投资天数 = 投资时长（秒）/ (24 * 60 * 60)
delta_days = int(delta_time / (24 * 60 * 60))
print('👉🏻 ---> delta_days is: ', delta_days)
# 年化收益 = 收益率 / (投资天数 / 365)
profit_rate_annual = float('%.4f' % (profit_rate / (delta_days / 365)))
result.append({
'assetType': AssetTypeSerializer(asset_type).data, # 基金
'principal': principal, # 本金
'pv': pv, # 市值
'profit': profit, # 收益
'profitRate': profit_rate, # 收益率
'profitRateAnnual': profit_rate_annual, # 年化收益率
'startTime': initial.start_time.timestamp(), # 起始时间
'startAmount': initial.start_amount # 起始金额
})
except AssetType.DoesNotExist:
pass
return Response(result, status=status.HTTP_200_OK)
def get_analysis_by_user(self, request, *args, **kwargs):
"""Get all asset of the user"""
# Create the instance of JSONWebTokenAuthentication to do the authentication job
authentication = JSONWebTokenAuthentication()
# try:
'''
authentication.authenticate 会抛出异常，所以添加异常捕获
'''
auth_data = authentication.authenticate(request)
if auth_data is None:
raise exceptions.NotAuthenticated()
user = auth_data[0].investor
# user_id = request.query_params['id']
# user = get_object_or_404(Investor, pk=user_id)
assets_queryset = user.asset_set.all()
assets_serializer = self.get_serializer(assets_queryset, many=True)
buckets_queryset = Bucket.objects.all()
buckets_serializer = BucketSerializer(buckets_queryset, many=True)
analysis_list = []
for bucket in buckets_serializer.data:
analysis_item = {
'bucket': bucket,
'assets': [],
'amount': 0,
'suggestAmount': 0,
'rate': 0.5,
'suggestRate': 0.2,
'title': '',
'analysis': ''
}
# 所有资产总额
total_amount = 0
for asset in assets_serializer.data:
total_amount += asset['pv']
# 资产和金额归类
if asset['type']['category']['level']['code'] == bucket['code']:
analysis_item['assets'].append(asset)
analysis_item['amount'] += asset['pv']
analysis_item['suggestRate'] = bucket['rate']
analysis_item['suggestAmount'] = round(total_amount * analysis_item['suggestRate'], 2)
analysis_item['rate'] = round(analysis_item['amount'] / total_amount, 3)
analysis_item['title'] = bucket['description']
tip = ''
if (analysis_item['rate'] - analysis_item['suggestRate']) > 0.1:
if (bucket['code'] == '000001') : tip = '过于保守，可能会拉低收益'
if (bucket['code'] == '000002') : tip = '过于激进，风险过高'
analysis_item['analysis'] = '配置比例过高，%s！' % (tip,)
elif (analysis_item['rate'] - analysis_item['suggestRate'] < 0.1):
if (bucket['code'] == '000001') : tip = '过于保守，可能会拉低收益'
if (bucket['code'] == '000002') : tip = '过于激进，风险过高'
analysis_item['analysis'] = '配置比例过低，%s！' % (tip,)
else:
analysis_item['analysis'] = '资产配置健康！'
analysis_list.append(analysis_item)
return Response(analysis_list)
def process_response(self, request, response):
""" Override only the request to add the new token """
obj = JSONWebTokenAuthentication()
try:
user_auth_tuple = obj.authenticate(request)
except exceptions.APIException:
user_auth_tuple = None
# Check if request includes valid token
if user_auth_tuple is not None:
user, _auth = user_auth_tuple
# Get the payload details
jwt_decode_handler = api_settings.JWT_DECODE_HANDLER
payload = jwt_decode_handler(_auth)
logging.debug('JWT payload found: {0}'.format(payload))
# Check whether we need to renew the token. This will happen if the token
# hasn't been renewed in JWT_TOKEN_RENEWAL_DELTA
exp = payload.get('exp')
created_timestamp = exp - int(
api_settings.JWT_EXPIRATION_DELTA.total_seconds())
renewal_timestamp = created_timestamp + int(
settings.JWT_TOKEN_RENEWAL_DELTA.total_seconds())
now_timestamp = timegm(datetime.utcnow().utctimetuple())
# If it has been less than JWT_TOKEN_RENEWAL_DELTA time since the
# token was created then we will pass on created a renewed token
# and just return the response unchanged.
if now_timestamp < renewal_timestamp:
logging.debug(
'JWT_TOKEN_RENEWAL_DELTA not exceeded: returning response unchanged.'
)
return response
# Get and check orig_iat
orig_iat = payload.get('orig_iat')
if orig_iat:
# verify expiration
expiration_timestamp = orig_iat + int(
api_settings.JWT_TOKEN_RENEWAL_LIMIT.total_seconds())
if now_timestamp > expiration_timestamp:
# Token has passed renew time limit - just return existing
# response. We need to test this process because it is
# probably the case that the response has already been
# set to an unauthorized status
# now_timestamp > expiration_timestamp.
logging.debug(
'JWT token has expired: returning response unchanged.')
return response
else:
# orig_iat field is required - just return existing response
logging.debug(
'JWT token orig_iat field not defined: returning response unchanged.'
)
return response
jwt_payload_handler = api_settings.JWT_PAYLOAD_HANDLER
new_payload = jwt_payload_handler(user)
new_payload['orig_iat'] = orig_iat
# Attach the renewed token to the response
jwt_encode_handler = api_settings.JWT_ENCODE_HANDLER
response['Refresh-Token'] = "JWT {0}".format(
jwt_encode_handler(new_payload))
logging.debug('JWT token has been renewed.')
return response
else:
# No authenticated user - just return existing response
logging.debug(
'No JWT authenticated user: returning response unchanged.')
return response
def get_authenticate(self, request):
authenticator = JSONWebTokenAuthentication()
user = authenticator.authenticate(request)
if user:
return user[0]
return request.user
