51 lines
1.5 KiB
Python
51 lines
1.5 KiB
Python
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"""
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Shared dependencies for API Service routes.
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Provides JWT-based authentication via get_current_user.
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"""
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from fastapi import Depends, HTTPException, Security, status
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from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select
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from shared.models import get_db, User
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from auth_service.app.utils.security import decode_access_token
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security = HTTPBearer()
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async def get_current_user(
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credentials: HTTPAuthorizationCredentials = Security(security),
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db: AsyncSession = Depends(get_db),
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) -> User:
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"""Validate JWT and return the current User ORM instance."""
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payload = decode_access_token(credentials.credentials)
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if payload is None:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Invalid or expired token",
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)
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user_id = payload.get("sub")
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if not user_id:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Invalid token payload",
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)
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result = await db.execute(select(User).where(User.id == user_id))
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user = result.scalar_one_or_none()
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if user is None:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND,
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detail="User not found",
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)
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if not user.is_active:
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="User account is deactivated",
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)
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return user
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