41 lines
1.5 KiB
Python
41 lines
1.5 KiB
Python
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"""FastAPI dependencies: DB, current user, admin-only."""
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from __future__ import annotations
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from typing import AsyncIterator
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from fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.core.security import decode_access_token
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from app.db import get_db_dep
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from app.models import User
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/auth/login", auto_error=False)
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async def get_current_user(
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token: str | None = Depends(oauth2_scheme),
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db: AsyncSession = Depends(get_db_dep),
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) -> User:
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if not token:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="missing_token")
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payload = decode_access_token(token)
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if not payload or payload.get("type") != "access":
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="invalid_token")
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user_id = payload.get("sub")
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if not user_id:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="invalid_token")
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result = await db.execute(select(User).where(User.id == user_id))
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user = result.scalars().first()
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if not user or not user.is_active:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="user_not_found")
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return user
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async def require_admin(user: User = Depends(get_current_user)) -> User:
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if not user.is_admin:
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raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="admin_required")
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return user
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