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62 lines
1.6 KiB
Python

import dataclasses
import typing as t
import msgpack
from fastapi import status, Query, Depends
from pydantic import BaseModel as PyBaseModel
from django.db.models import QuerySet
from django.core.exceptions import ObjectDoesNotExist
from django.contrib.auth import get_user_model
from django_etebase import app_settings
from django_etebase.models import AccessLevels
from .exceptions import HttpError, HttpErrorOut
User = get_user_model()
Prefetch = t.Literal["auto", "medium"]
PrefetchQuery = Query(default="auto")
class BaseModel(PyBaseModel):
class Config:
json_encoders = {
bytes: lambda x: x,
}
@dataclasses.dataclass
class Context:
user: t.Optional[User]
prefetch: t.Optional[Prefetch]
def get_object_or_404(queryset: QuerySet, **kwargs):
try:
return queryset.get(**kwargs)
except ObjectDoesNotExist as e:
raise HttpError("does_not_exist", str(e), status_code=status.HTTP_404_NOT_FOUND)
def is_collection_admin(collection, user):
member = collection.members.filter(user=user).first()
return (member is not None) and (member.accessLevel == AccessLevels.ADMIN)
def msgpack_encode(content):
return msgpack.packb(content, use_bin_type=True)
def msgpack_decode(content):
return msgpack.unpackb(content, raw=False)
PERMISSIONS_READ = [Depends(x) for x in app_settings.API_PERMISSIONS_READ]
PERMISSIONS_READWRITE = PERMISSIONS_READ + [Depends(x) for x in app_settings.API_PERMISSIONS_WRITE]
response_model_dict = {"model": HttpErrorOut}
permission_responses = {401: response_model_dict, 403: response_model_dict}