From 3dbb037453ce249745184233daf6dc8fa2005963 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=D0=AF=D1=80=D0=BE=D1=81=D0=BB=D0=B0=D0=B2=20=20=D0=9F?= =?UTF-8?q?=D0=BE=D0=BB=D1=96=D0=BD=D0=BA=D1=96=D0=BD?= Date: Mon, 16 Dec 2024 08:31:23 +0200 Subject: [PATCH] solution --- cinema/permissions.py | 15 +++++++++ cinema/views.py | 68 +++++++++++++++++++++++++++++++++----- cinema_service/settings.py | 2 +- cinema_service/urls.py | 1 + user/serializers.py | 28 +++++++++++++++- user/urls.py | 16 ++++++++- user/views.py | 25 +++++++++++++- 7 files changed, 142 insertions(+), 13 deletions(-) create mode 100644 cinema/permissions.py diff --git a/cinema/permissions.py b/cinema/permissions.py new file mode 100644 index 00000000..ec9029f6 --- /dev/null +++ b/cinema/permissions.py @@ -0,0 +1,15 @@ +from rest_framework.permissions import BasePermission, SAFE_METHODS + + +class IsAdminOrIfAuthenticatedReadOnly(BasePermission): + """ + The request is authenticated as an admin - read/write, + if as a user - read only request. + """ + + def has_permission(self, request, view): + return bool( + request.method in SAFE_METHODS + and request.user + and request.user.is_authenticated + ) or (request.user and request.user.is_staff) diff --git a/cinema/views.py b/cinema/views.py index a191bf5f..242ad466 100644 --- a/cinema/views.py +++ b/cinema/views.py @@ -1,10 +1,20 @@ from datetime import datetime from django.db.models import F, Count -from rest_framework import viewsets +from rest_framework import viewsets, mixins +from rest_framework.authentication import TokenAuthentication from rest_framework.pagination import PageNumberPagination - -from cinema.models import Genre, Actor, CinemaHall, Movie, MovieSession, Order +from rest_framework.permissions import IsAuthenticated + +from cinema.models import ( + Genre, + Actor, + CinemaHall, + Movie, + MovieSession, + Order +) +from cinema.permissions import IsAdminOrIfAuthenticatedReadOnly from cinema.serializers import ( GenreSerializer, @@ -21,24 +31,49 @@ ) -class GenreViewSet(viewsets.ModelViewSet): +class GenreViewSet( + mixins.ListModelMixin, + mixins.CreateModelMixin, + viewsets.GenericViewSet +): queryset = Genre.objects.all() serializer_class = GenreSerializer + authentication_classes = (TokenAuthentication, ) + permission_classes = (IsAdminOrIfAuthenticatedReadOnly, ) -class ActorViewSet(viewsets.ModelViewSet): +class ActorViewSet( + mixins.ListModelMixin, + mixins.CreateModelMixin, + viewsets.GenericViewSet +): queryset = Actor.objects.all() serializer_class = ActorSerializer + authentication_classes = (TokenAuthentication, ) + permission_classes = (IsAdminOrIfAuthenticatedReadOnly, ) -class CinemaHallViewSet(viewsets.ModelViewSet): +class CinemaHallViewSet( + mixins.ListModelMixin, + mixins.CreateModelMixin, + viewsets.GenericViewSet +): queryset = CinemaHall.objects.all() serializer_class = CinemaHallSerializer + authentication_classes = (TokenAuthentication, ) + permission_classes = (IsAdminOrIfAuthenticatedReadOnly, ) -class MovieViewSet(viewsets.ModelViewSet): +class MovieViewSet( + mixins.ListModelMixin, + mixins.CreateModelMixin, + mixins.RetrieveModelMixin, + viewsets.GenericViewSet +): queryset = Movie.objects.prefetch_related("genres", "actors") serializer_class = MovieSerializer + authentication_classes = (TokenAuthentication, ) + permission_classes = (IsAdminOrIfAuthenticatedReadOnly, ) @staticmethod def _params_to_ints(qs): @@ -76,7 +111,14 @@ def get_serializer_class(self): return MovieSerializer -class MovieSessionViewSet(viewsets.ModelViewSet): +class MovieSessionViewSet( + mixins.ListModelMixin, + mixins.RetrieveModelMixin, + mixins.CreateModelMixin, + mixins.UpdateModelMixin, + mixins.DestroyModelMixin, + viewsets.GenericViewSet +): queryset = ( MovieSession.objects.all() .select_related("movie", "cinema_hall") @@ -87,6 +129,8 @@ class MovieSessionViewSet(viewsets.ModelViewSet): ) ) serializer_class = MovieSessionSerializer + authentication_classes = (TokenAuthentication, ) + permission_classes = (IsAdminOrIfAuthenticatedReadOnly, ) def get_queryset(self): date = self.request.query_params.get("date") @@ -118,12 +162,18 @@ class OrderPagination(PageNumberPagination): max_page_size = 100 -class OrderViewSet(viewsets.ModelViewSet): +class OrderViewSet( + mixins.ListModelMixin, + mixins.CreateModelMixin, + viewsets.GenericViewSet +): queryset = Order.objects.prefetch_related( "tickets__movie_session__movie", "tickets__movie_session__cinema_hall" ) serializer_class = OrderSerializer pagination_class = OrderPagination + authentication_classes = (TokenAuthentication, ) + permission_classes = (IsAuthenticated, ) def get_queryset(self): return Order.objects.filter(user=self.request.user) diff --git a/cinema_service/settings.py b/cinema_service/settings.py index 29ea7dea..062c0ac0 100644 --- a/cinema_service/settings.py +++ b/cinema_service/settings.py @@ -125,7 +125,7 @@ USE_I18N = True -USE_TZ = False +USE_TZ = True # Static files (CSS, JavaScript, Images) diff --git a/cinema_service/urls.py b/cinema_service/urls.py index bf903c00..a282f874 100644 --- a/cinema_service/urls.py +++ b/cinema_service/urls.py @@ -4,5 +4,6 @@ urlpatterns = [ path("admin/", admin.site.urls), path("api/cinema/", include("cinema.urls", namespace="cinema")), + path("api/user/", include("user.urls", namespace="user")), path("__debug__/", include("debug_toolbar.urls")), ] diff --git a/user/serializers.py b/user/serializers.py index fa56336e..95ec3b87 100644 --- a/user/serializers.py +++ b/user/serializers.py @@ -1 +1,27 @@ -# write your code here +from django.contrib.auth import get_user_model +from rest_framework import serializers + + +class UserSerializer(serializers.ModelSerializer): + class Meta: + model = get_user_model() + fields = ("id", "username", "email", "password", "is_staff") + read_only_fields = ("id", "is_staff") + extra_kwargs = { + "password": {"write_only": True, "min_length": 5} + } + + def create(self, validated_data): + """Create User with encrypted password""" + return get_user_model().objects.create_user(**validated_data) + + def update(self, instance, validated_data): + """Update User with encrypted password""" + password = validated_data.pop("password", None) + user = super().update(instance, validated_data) + + if password: + user.set_password(password) + user.save() + + return user diff --git a/user/urls.py b/user/urls.py index fa56336e..06b726e3 100644 --- a/user/urls.py +++ b/user/urls.py @@ -1 +1,15 @@ -# write your code here +from django.urls import path + +from user.views import ( + CreateUserView, + LoginUserView, + ManageUserView +) + +urlpatterns = [ + path("register/", CreateUserView.as_view(), name="create"), + path("login/", LoginUserView.as_view(), name="login"), + path("me/", ManageUserView.as_view(), name="manage") +] + +app_name = "user" diff --git a/user/views.py b/user/views.py index fa56336e..9496bc6c 100644 --- a/user/views.py +++ b/user/views.py @@ -1 +1,24 @@ -# write your code here +from rest_framework import generics +from rest_framework.authentication import TokenAuthentication +from rest_framework.authtoken.views import ObtainAuthToken +from rest_framework.permissions import IsAuthenticated +from rest_framework.settings import api_settings + +from user.serializers import UserSerializer + + +class CreateUserView(generics.CreateAPIView): + serializer_class = UserSerializer + + +class LoginUserView(ObtainAuthToken): + renderer_classes = api_settings.DEFAULT_RENDERER_CLASSES + + +class ManageUserView(generics.RetrieveUpdateAPIView): + serializer_class = UserSerializer + authentication_classes = (TokenAuthentication, ) + permission_classes = (IsAuthenticated, ) + + def get_object(self): + return self.request.user