/
views.py
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/
views.py
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from django.contrib.auth import login, logout
from django.conf import settings
from django.core.exceptions import ObjectDoesNotExist
from django.utils.translation import ugettext_lazy as _
from rest_framework import status
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework.generics import GenericAPIView
from rest_framework.permissions import IsAuthenticated, AllowAny
from rest_framework.generics import RetrieveUpdateAPIView
from allauth.account import app_settings as allauth_settings
from .app_settings import (
TokenSerializer, UserDetailsSerializer, LoginSerializer,
PasswordResetSerializer, PasswordResetConfirmSerializer,
PasswordChangeSerializer, JWTSerializer, create_token
)
from .models import TokenModel
from .utils import jwt_encode
class LoginView(GenericAPIView):
"""
Check the credentials and return the REST Token
if the credentials are valid and authenticated.
Calls Django Auth login method to register User ID
in Django session framework
Accept the following POST parameters: username, password
Return the REST Framework Token Object's key.
"""
permission_classes = (AllowAny,)
serializer_class = LoginSerializer
token_model = TokenModel
def get_response_serializer(self):
if getattr(settings, 'REST_USE_JWT', False):
response_serializer = JWTSerializer
else:
response_serializer = TokenSerializer
return response_serializer
def login(self):
self.user = self.serializer.validated_data['user']
if getattr(settings, 'REST_USE_JWT', False):
self.token = jwt_encode(self.user)
else:
self.token = create_token(self.token_model, self.user, self.serializer)
if getattr(settings, 'REST_SESSION_LOGIN', True):
login(self.request, self.user)
def get_response(self):
serializer_class = self.get_response_serializer()
if getattr(settings, 'REST_USE_JWT', False):
data = {
'user': self.user,
'token': self.token
}
serializer = serializer_class(instance=data)
else:
serializer = serializer_class(instance=self.token)
return Response(serializer.data, status=status.HTTP_200_OK)
def post(self, request, *args, **kwargs):
self.serializer = self.get_serializer(data=self.request.data)
self.serializer.is_valid(raise_exception=True)
self.login()
return self.get_response()
class LogoutView(APIView):
"""
Calls Django logout method and delete the Token object
assigned to the current User object.
Accepts/Returns nothing.
"""
permission_classes = (AllowAny,)
def get(self, request, *args, **kwargs):
try:
if allauth_settings.LOGOUT_ON_GET:
response = self.logout(request)
else:
response = self.http_method_not_allowed(request, *args, **kwargs)
except Exception as exc:
response = self.handle_exception(exc)
return self.finalize_response(request, response, *args, **kwargs)
def post(self, request):
return self.logout(request)
def logout(self, request):
try:
request.user.auth_token.delete()
except (AttributeError, ObjectDoesNotExist):
pass
logout(request)
return Response({"success": _("Successfully logged out.")},
status=status.HTTP_200_OK)
class UserDetailsView(RetrieveUpdateAPIView):
"""
Returns User's details in JSON format.
Accepts the following GET parameters: token
Accepts the following POST parameters:
Required: token
Optional: email, first_name, last_name and UserProfile fields
Returns the updated UserProfile and/or User object.
"""
serializer_class = UserDetailsSerializer
permission_classes = (IsAuthenticated,)
def get_object(self):
return self.request.user
class PasswordResetView(GenericAPIView):
"""
Calls Django Auth PasswordResetForm save method.
Accepts the following POST parameters: email
Returns the success/fail message.
"""
serializer_class = PasswordResetSerializer
permission_classes = (AllowAny,)
def post(self, request, *args, **kwargs):
# Create a serializer with request.data
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
serializer.save()
# Return the success message with OK HTTP status
return Response(
{"success": _("Password reset e-mail has been sent.")},
status=status.HTTP_200_OK
)
class PasswordResetConfirmView(GenericAPIView):
"""
Password reset e-mail link is confirmed, therefore this resets the user's password.
Accepts the following POST parameters: new_password1, new_password2
Accepts the following Django URL arguments: token, uid
Returns the success/fail message.
"""
serializer_class = PasswordResetConfirmSerializer
permission_classes = (AllowAny,)
def post(self, request):
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
serializer.save()
return Response({"success": _("Password has been reset with the new password.")})
class PasswordChangeView(GenericAPIView):
"""
Calls Django Auth SetPasswordForm save method.
Accepts the following POST parameters: new_password1, new_password2
Returns the success/fail message.
"""
serializer_class = PasswordChangeSerializer
permission_classes = (IsAuthenticated,)
def post(self, request):
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
serializer.save()
return Response({"success": _("New password has been saved.")})