159 lines
6.5 KiB
Python
159 lines
6.5 KiB
Python
from collections import namedtuple
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from django.conf import settings
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from django.db.transaction import on_commit
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from django.shortcuts import get_object_or_404
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from rest_framework import generics, status
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from rest_framework.response import Response
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from gallery.tasks import delete_image
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from search_indexes.documents import es_update
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# JWT
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# Login base view mixins
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class JWTGenericViewMixin(generics.GenericAPIView):
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"""JWT view mixin"""
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ACCESS_TOKEN_HTTP_ONLY = False
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ACCESS_TOKEN_SECURE = False
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REFRESH_TOKEN_HTTP_ONLY = False
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REFRESH_TOKEN_SECURE = False
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LOCALE_HTTP_ONLY = False
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LOCALE_SECURE = False
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COUNTRY_CODE_HTTP_ONLY = False
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COUNTRY_CODE_SECURE = False
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COOKIE = namedtuple('COOKIE', ['key', 'value', 'http_only', 'secure', 'max_age'])
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def _put_data_in_cookies(self,
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access_token: str = None,
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refresh_token: str = None,
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permanent: bool = None):
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"""
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cookies it is list that contain namedtuples
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cookies would contain key, value and secure parameters.
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"""
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COOKIES = []
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if hasattr(self.request, 'locale'):
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COOKIES.append(self.COOKIE(key='locale',
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value=self.request.locale,
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http_only=self.ACCESS_TOKEN_HTTP_ONLY,
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secure=self.LOCALE_SECURE,
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max_age=settings.COOKIES_MAX_AGE if permanent else None))
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if hasattr(self.request, 'country_code'):
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COOKIES.append(self.COOKIE(key='country_code',
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value=self.request.country_code,
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http_only=self.COUNTRY_CODE_HTTP_ONLY,
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secure=self.COUNTRY_CODE_SECURE,
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max_age=settings.COOKIES_MAX_AGE if permanent else None))
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if access_token:
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COOKIES.append(self.COOKIE(key='access_token',
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value=access_token,
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http_only=self.ACCESS_TOKEN_HTTP_ONLY,
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secure=self.ACCESS_TOKEN_SECURE,
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max_age=settings.COOKIES_MAX_AGE if permanent else None))
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if refresh_token:
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COOKIES.append(self.COOKIE(key='refresh_token',
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value=refresh_token,
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http_only=self.REFRESH_TOKEN_HTTP_ONLY,
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secure=self.REFRESH_TOKEN_SECURE,
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max_age=settings.COOKIES_MAX_AGE if permanent else None))
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return COOKIES
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def _put_cookies_in_response(self, cookies: list, response: Response):
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"""Update COOKIES in response from namedtuple"""
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for cookie in cookies:
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# todo: remove config for develop
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from os import environ
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configuration = environ.get('SETTINGS_CONFIGURATION', None)
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if configuration == 'development' or configuration == 'stage':
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response.set_cookie(key=cookie.key,
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value=cookie.value,
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secure=cookie.secure,
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httponly=cookie.http_only,
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max_age=cookie.max_age,
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domain='.id-east.ru')
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else:
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response.set_cookie(key=cookie.key,
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value=cookie.value,
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secure=cookie.secure,
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httponly=cookie.http_only,
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max_age=cookie.max_age,)
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return response
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def _get_tokens_from_cookies(self, request, cookies: dict = None):
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"""Get user tokens from cookies and put in namedtuple"""
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_cookies = request.COOKIES or cookies
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return [self.COOKIE(key='access_token',
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value=_cookies.get('access_token'),
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http_only=self.ACCESS_TOKEN_HTTP_ONLY,
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secure=self.ACCESS_TOKEN_SECURE,
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max_age=_cookies.get('max_age')),
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self.COOKIE(key='refresh_token',
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value=_cookies.get('refresh_token'),
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http_only=self.REFRESH_TOKEN_HTTP_ONLY,
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secure=self.REFRESH_TOKEN_SECURE,
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max_age=_cookies.get('max_age'))]
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class CreateDestroyGalleryViewMixin(generics.CreateAPIView,
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generics.DestroyAPIView):
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"""Mixin for creating and destroying entity linked with gallery."""
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def create(self, request, *args, **kwargs):
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"""Overridden create method"""
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super().create(request, *args, **kwargs)
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return Response(status=status.HTTP_201_CREATED)
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def destroy(self, request, *args, **kwargs):
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"""Override destroy method."""
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gallery_obj = self.get_object()
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if settings.USE_CELERY:
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on_commit(lambda: delete_image.delay(image_id=gallery_obj.image.id,
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completely=False))
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else:
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on_commit(lambda: delete_image(image_id=gallery_obj.image.id,
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completely=False))
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# Delete an instances of Gallery model
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gallery_obj.delete()
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return Response(status=status.HTTP_204_NO_CONTENT)
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class FavoritesCreateDestroyMixinView(generics.CreateAPIView,
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generics.DestroyAPIView):
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"""Favorites Create Destroy mixin."""
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_model = None
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serializer_class = None
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lookup_field = 'slug'
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def get_base_object(self):
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return get_object_or_404(self._model, slug=self.kwargs['slug'])
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def get_object(self):
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"""
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Returns the object the view is displaying.
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"""
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obj = self.get_base_object()
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favorites = get_object_or_404(obj.favorites.filter(user=self.request.user))
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# May raise a permission denied
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self.check_object_permissions(self.request, favorites)
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return favorites
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def es_update_base_object(self):
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es_update(self.get_base_object())
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def perform_create(self, serializer):
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serializer.save()
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self.es_update_base_object()
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def perform_destroy(self, instance):
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instance.delete()
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self.es_update_base_object()
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