Files
AS_timbres/Sistemas/views.py
2023-02-10 11:07:59 -06:00

244 lines
9.9 KiB
Python

from django.shortcuts import render,redirect
from django.contrib.auth import logout
from django.views.generic.list import ListView
from django.views.generic.detail import DetailView
from rest_framework.authentication import TokenAuthentication
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework.permissions import IsAuthenticated
from rest_framework import status, permissions
from django.contrib.auth.models import User
from django.contrib import messages
from django.contrib.auth.mixins import LoginRequiredMixin, UserPassesTestMixin
from .models import sistemas_por_cliente, DeviceHistory,Device
from .serializers import DeviceSerializer
from .permissions import HasAuthorizationHeader
from .models import Sistema, BitacoraErrores
from django.utils import timezone
import re
from rest_framework.authtoken.models import Token
from django.utils import timezone
from datetime import timedelta
from django.contrib.sessions.models import Session
from django.http.response import HttpResponse
import os
import mimetypes
import traceback
from django.core.files.storage import default_storage
from django.core.files.base import ContentFile
from .customStorage import CustomStorage
from .forms import SistemaForm
from django.contrib.auth.decorators import login_required
@login_required
def uploadZipViewHTML(request):
if request.method=="GET":
user = request.user
if user.is_superuser:
token= Token.objects.get(user=user)
sistemas= Sistema.objects.all()
else:
redirect('index')
context = {
'token':token.key,
'sistemas':sistemas,
}
template_name= 'Sistemas/manageSystem/uploadZip.html'
return render(request, template_name,context)
return HttpResponse('Only GET request are allowed')
class UploadZipVersionView(APIView):
"""API CLASS for upload the CFDI Version into the server"""
permissions_classes=[IsAuthenticated,]
#authentication_classes = (TokenAuthentication,) #this is by default in settings.py
def post(self,request,format=None):
try:
zip_file=request.FILES['zip_file']
version = request.POST.get('version')
sistema = request.POST.get('sistema')
#print(request.POST)
except KeyError:
return Response({'error':'Zip file is required'},status=status.HTTP_400_BAD_REQUEST)
try:
versionSistema = Sistema.objects.get(id=sistema)
versionSistema.version=version
versionSistema.save()
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
download_system_dir = os.path.join(BASE_DIR,'downloadSystems')
custom_storage = CustomStorage(location=download_system_dir)
#print('path exist? ',os.path.exists(download_system_dir))
fileName = custom_storage.save(zip_file.name, ContentFile(zip_file.read()))
except Exception as ex:
BitacoraErrores.objects.create(level=2, message=str(ex), traceback=traceback.format_exc(), view='Sistemas.UploadZipVersionView')
return Response({'error':str(ex)}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
return Response({'message':'File uploaded successfully'}, status=status.HTTP_201_CREATED)
def download_version_FromServer(request):
try:
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
print('BASE_DIR',BASE_DIR)
filename = 'CFDI.zip'
filepath = f'{BASE_DIR }/downloadSystems/{filename}'
#path = open(filepath, 'r')
with open(filepath, 'rb') as path:
mime_type, _ = mimetypes.guess_type(filepath)
response = HttpResponse(path.read(),content_type=mime_type)
response['Content-Disposition']= f'attachment; filename={filename}'
return response
except Exception as ex:
BitacoraErrores.objects.create(level=2, message=str(ex), traceback=traceback.format_exc(), view='Sistemas.download_version_FromServer')
return HttpResponse(status=204)
def get_logged_in_users():
sessions = Session.objects.filter(expire_date__gte=timezone.now())
# Get all non-expired tokens
#tokens = Token.objects.filter(created__gte=timezone.now() - timedelta(hours=1))
tokens = Token.objects.all()
# Get a list of logged-in user ids
uid_list = [token.user_id for token in tokens]
# Get the logged-in users
users = User.objects.filter(id__in=uid_list)
for user,session in zip(users,sessions):
user.session_data = session.get_decoded()
user.session_expire = session.expire_date
return users
class UsersConnectedList(UserPassesTestMixin,LoginRequiredMixin,ListView):
model = User
template_name= 'Sistemas/Usuarios/lista.html'
def get_queryset(self):
return get_logged_in_users()
def test_func(self):
res = self.request.user.groups.filter(name= 'admin_soft')
if not res:
messages.error(self.request, f'Lo sentimos. La página que buscas no está disponible, no cuentas con los permisos.')
return res
class SistemasXCliente_ListView(UserPassesTestMixin,LoginRequiredMixin, ListView):
model = sistemas_por_cliente
paginate_by = 5
template_name = 'Sistemas/Xclientes/lista.html'
def test_func(self):
res = self.request.user.groups.filter(name= 'admin_soft')
if not res:
messages.error(self.request, f'Lo sentimos. La página que buscas no está disponible, no cuentas con los permisos.')
return res
class SistemasXCliente_DetailView(UserPassesTestMixin,LoginRequiredMixin, DetailView):
model = sistemas_por_cliente
template_name= 'Sistemas/Xclientes/detail.html'
def test_func(self):
res = self.request.user.groups.filter(name= 'admin_soft')
if not res:
messages.error(self.request, f'Lo sentimos. La página que buscas no está disponible, no cuentas con los permisos.')
return res
'''
========================= API Views
'''
class RegisterDeviceView(APIView):
permissions_classes = (permissions.AllowAny,)
def post(self,request):
try:
serializer = DeviceSerializer(data=request.data,context={'request':request})
if serializer.is_valid():
serializer.save()
return Response(serializer.data, status=status.HTTP_200_OK)
else:
return Response({'Error':f'{serializer.errors}','isError':True}, status=status.HTTP_200_OK)
except Exception as ex:
BitacoraErrores.objects.create(level=2, message=str(ex), traceback=traceback.format_exc(), view='Sistemas.RegisterDeviceView')
return Response(
{'Error':f'{ex}','isError':True}
, status=status.HTTP_200_OK)
class AuthenticateDeviceView(APIView):
authentication_classes= [TokenAuthentication]
permissions_classes=[IsAuthenticated, HasAuthorizationHeader]
def get(self, request):
try:
obj, created = DeviceHistory.objects.get_or_create(
device=request.user.device,
ip_address=request.META.get('REMOTE_ADDR'),
)
obj.last_authentication=timezone.now()
obj.save()
device_data=DeviceSerializer(request.user.device).data
if device_data.serializer.is_valid:
return Response(device_data.serializer.data, status=status.HTTP_200_OK)
else:
BitacoraErrores.objects.create(level=3, message=str(device_data.serializer.errors), traceback=traceback.format_exc(), view='Sistemas.AuthenticateDeviceView')
return Response(
{'Error':f'{device_data.serializer.errors}','isError':True}
, status=status.HTTP_200_OK)
except Exception as ex:
BitacoraErrores.objects.create(level=2, message=str(ex), traceback=traceback.format_exc(), view='Sistemas.AuthenticateDeviceView')
return Response(
{'Error':f'{ex}','isError':True}
, status=status.HTTP_200_OK)
class LogoutView(APIView):
authentication_classes = (TokenAuthentication,)
permission_classes = (IsAuthenticated,HasAuthorizationHeader,)
def post(self, request):
logout(request)
return Response({'OK':'Dispositivo desautenticado'},status=200)
class CheckVersionView(APIView):
authentication_classes = (TokenAuthentication,)
permission_classes = (IsAuthenticated,HasAuthorizationHeader,)
def post(self, request,*args, **kwargs):
try:
version = request.data.get('version')
client_version = [int(x) for x in version.split(".")]
#print('client_version: ',client_version)
try:
ver = Sistema.objects.get(nombre_sistema="CFDI")
server_version = [int(x) for x in ver.version.split(".")]
except Exception as ex:
BitacoraErrores.objects.create(level=2, message=str(ex), traceback=traceback.format_exc(), view='Sistemas.CheckVersionView')
return Response({'Error':f'{ex}','isError':True})
print('server_version', server_version)
result=False
#for i in range(len(client_version)):
for cont, ele in enumerate(client_version):
if client_version[cont] < server_version[cont]:
print('server verion is grater')
result = True
break
else:
result= False
print('equal')
return Response({'success':True, 'actualizar':result})
except Exception as ex:
BitacoraErrores.objects.create(level=2, message=str(ex), traceback=traceback.format_exc(), view='Sistemas.CheckVersionView')
return Response({'Error':f'{ex}','isError':True})