77 lines
2.1 KiB
Python
77 lines
2.1 KiB
Python
from typing import Annotated
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from fastapi import Depends, Header
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from fastapi.security import HTTPBearer
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from jose import JWTError, jwt, ExpiredSignatureError
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from app.config import settings
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from app.exceptions import (
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IncorrectTokenFormatException,
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TokenAbsentException,
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TokenExpiredException,
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UserNotFoundException,
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UserMustConfirmEmailException,
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)
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from app.services.user_service import UserService
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from app.unit_of_work import UnitOfWork
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from app.users.schemas import SUser
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auth_schema = HTTPBearer()
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def get_token(token=Depends(auth_schema)) -> str:
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if not token:
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raise TokenAbsentException
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return token.credentials
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async def get_current_user(token: str = Depends(get_token), uow=Depends(UnitOfWork)) -> SUser:
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try:
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payload = jwt.decode(token, settings.SECRET_KEY, settings.ALGORITHM)
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except ExpiredSignatureError:
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raise TokenExpiredException
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except JWTError:
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raise IncorrectTokenFormatException
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user_id: str = payload.get("sub")
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if not user_id:
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raise UserNotFoundException
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user = await UserService.find_user(uow=uow, id=int(user_id))
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return user
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async def get_verificated_user(user: SUser = Depends(get_current_user)) -> SUser:
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if user.role < settings.VERIFICATED_USER:
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raise UserMustConfirmEmailException
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return user
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def get_token_ws(sec_websocket_protocol: Annotated[str | None, Header()] = None) -> str:
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if sec_websocket_protocol is None:
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raise TokenAbsentException
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return sec_websocket_protocol.split()[-1]
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async def get_current_user_ws(token: str = Depends(get_token_ws), uow=Depends(UnitOfWork)) -> SUser:
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try:
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payload = jwt.decode(token, settings.SECRET_KEY, settings.ALGORITHM)
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except ExpiredSignatureError:
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raise TokenExpiredException
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except JWTError:
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raise IncorrectTokenFormatException
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user_id: str = payload.get("sub")
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if not user_id:
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raise UserNotFoundException
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user = await UserService.find_user(uow=uow, id=int(user_id))
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return user
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async def get_subprotocol_ws(sec_websocket_protocol: Annotated[str | None, Header()] = None) -> str:
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if sec_websocket_protocol is None:
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raise TokenAbsentException
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return sec_websocket_protocol.split(",")[0]
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