75 lines
2.2 KiB
Python
75 lines
2.2 KiB
Python
import logging
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from typing import Any, Callable, List, Optional, Tuple, Type
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from django.conf import settings
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from django.db.models import QuerySet
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from ninja import NinjaAPI, Schema
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from ninja.pagination import PageNumberPagination as NinjaPageNumberPagination
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from ninja.security import HttpBearer
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from oauth2_provider.oauth2_backends import OAuthLibCore
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from oauth2_provider.oauth2_validators import OAuth2Validator
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from oauthlib.oauth2 import Server
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_logger = logging.getLogger(__name__)
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class OAuthAccessTokenAuth(HttpBearer):
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def authenticate(self, request, token):
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if not token or not request.user.is_authenticated:
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_logger.debug("API auth: no access token or user not authenticated")
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return False
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request_scopes = []
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if request.method in ["GET", "HEAD", "OPTIONS"]:
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request_scopes = ["read"]
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else:
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request_scopes = ["write"]
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validator = OAuth2Validator()
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core = OAuthLibCore(Server(validator))
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valid, oauthlib_req = core.verify_request(request, scopes=request_scopes)
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if not valid:
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_logger.debug(f"API auth: request scope {request_scopes} not verified")
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return valid
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class EmptyResult(Schema):
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pass
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class Result(Schema):
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message: str | None
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# error: Optional[str]
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class RedirectedResult(Schema):
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message: str | None
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url: str
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class PageNumberPagination(NinjaPageNumberPagination):
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items_attribute = "data"
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class Output(Schema):
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data: List[Any]
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pages: int
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count: int
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def paginate_queryset(
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self,
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queryset: QuerySet,
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pagination: NinjaPageNumberPagination.Input,
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**params: Any,
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):
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val = super().paginate_queryset(queryset, pagination, **params)
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return {
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"data": val["items"],
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"count": val["count"],
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"pages": (val["count"] + self.page_size - 1) // self.page_size,
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}
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api = NinjaAPI(
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auth=OAuthAccessTokenAuth(),
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title=f'{settings.SITE_INFO["site_name"]} API',
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version="1.0.0",
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description=f"{settings.SITE_INFO['site_name']} API <hr/><a href='{settings.SITE_INFO['site_url']}'>Learn more</a>",
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)
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