67 lines
2.0 KiB
Python

from fastapi import Depends, HTTPException, status
from fastapi.security import OAuth2PasswordBearer
from jose import jwt
from pydantic import ValidationError
from sqlalchemy.orm import Session
from app.core.config import settings
from app.core.database import get_db
from app.core.security import ALGORITHM
from app.models.user import User
from app.schemas.token import TokenPayload
from app.services import user as user_service
# OAuth2 scheme for token authentication
oauth2_scheme = OAuth2PasswordBearer(tokenUrl=settings.TOKEN_URL)
def get_current_user(
db: Session = Depends(get_db), token: str = Depends(oauth2_scheme)
) -> User:
"""
Get current user based on JWT token
"""
try:
payload = jwt.decode(token, settings.SECRET_KEY, algorithms=[ALGORITHM])
token_data = TokenPayload(**payload)
except (jwt.JWTError, ValidationError):
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="Could not validate credentials",
headers={"WWW-Authenticate": "Bearer"},
)
user = user_service.get_by_id(db, user_id=token_data.sub)
if not user:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND, detail="User not found"
)
return user
def get_current_active_user(
current_user: User = Depends(get_current_user),
) -> User:
"""
Get current active user
"""
if not user_service.is_active(current_user):
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST, detail="Inactive user"
)
return current_user
def get_current_active_superuser(
current_user: User = Depends(get_current_active_user),
) -> User:
"""
Get current active superuser
"""
if not user_service.is_superuser(current_user):
raise HTTPException(
status_code=status.HTTP_403_FORBIDDEN,
detail="The user doesn't have enough privileges",
)
return current_user