107 lines
3.4 KiB
Python
Executable File
107 lines
3.4 KiB
Python
Executable File
from datetime import datetime
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from typing import Optional
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from fastapi import Depends, HTTPException, Request, status, Header
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from fastapi.security import OAuth2PasswordBearer
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from fastapi.security.utils import get_authorization_scheme_param
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from jose import JWTError
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from pydantic import ValidationError
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from pytz import timezone
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from app.api.dependencies.factory import Factory
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from app.core.config import settings
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from app.core.security import decode_token
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from app.models import UserModel
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from app.schemas.token_schema import TokenPayload
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from app.schemas.user_schema import UserSchema
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from app.services import UserService
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/auth/login")
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async def get_current_user(
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token: str = Depends(oauth2_scheme), user_service: UserService = Depends(Factory().get_user_service)
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) -> UserModel:
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"""Validate token and return current user."""
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credentials_exception = HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Could not validate credentials",
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headers={"WWW-Authenticate": "Bearer"},
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)
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try:
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payload = decode_token(token)
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token_data = TokenPayload(**payload)
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if token_data.type != "access":
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raise credentials_exception
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user_id: Optional[str] = token_data.sub
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if user_id is None:
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raise credentials_exception
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except (JWTError, ValidationError):
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raise credentials_exception
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user = await user_service.find_by_id(user_id)
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if user is None:
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raise credentials_exception
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if not user.is_active:
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raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail="Inactive user")
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return user
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async def get_payload(request: Request, user_service: UserService = Depends(Factory().get_user_service)):
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authorization: str = request.headers.get("Authorization")
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if not authorization:
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return None
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scheme, token = get_authorization_scheme_param(authorization)
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if scheme.lower() != "bearer" or not token:
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return None
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try:
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payload = decode_token(token)
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token_data = TokenPayload(**payload)
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user_id: Optional[str] = token_data.sub
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if user_id is None:
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return None
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user = await user_service.find_by_id(user_id)
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if user is None:
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return None
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return user
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except (JWTError, ValidationError):
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return None
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async def get_current_active_user(current_user: UserModel = Depends(get_current_user)) -> UserModel:
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"""Check if current user is active."""
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if not current_user.is_active or current_user.is_deleted:
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raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail="Inactive user")
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return current_user
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async def get_current_active_admin(current_user: UserSchema = Depends(get_current_active_user)) -> UserModel:
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"""Check if current admin is active."""
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if current_user.role is None:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="Unauthorized")
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if current_user.role.name != "administrator":
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED, detail="Your role does not have access to this resource"
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)
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return current_user
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async def verify_internal_service(
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x_service_key: str = Header(...)
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):
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if x_service_key != settings.SERVICE_KEY:
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raise HTTPException(status_code=403, detail="Forbidden")
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