52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
from datetime import datetime, timedelta, timezone
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from typing import Optional
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from jose import JWTError, jwt
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from passlib.context import CryptContext
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from fastapi import Request, HTTPException
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from sqlalchemy.orm import Session
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from app.config import JWT_SECRET, ACCESS_TOKEN_EXPIRE_MINUTES
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from app.database import get_db
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from app.models.user_settings import UserSettings
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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ALGORITHM = "HS256"
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def hash_password(password: str) -> str:
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return pwd_context.hash(password)
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def verify_password(plain_password: str, hashed_password: str) -> bool:
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return pwd_context.verify(plain_password, hashed_password)
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def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
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to_encode = data.copy()
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expire = datetime.now(timezone.utc) + (expires_delta or timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES))
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to_encode.update({"exp": expire})
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return jwt.encode(to_encode, JWT_SECRET, algorithm=ALGORITHM)
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def decode_access_token(token: str) -> dict:
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return jwt.decode(token, JWT_SECRET, algorithms=[ALGORITHM])
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def get_current_user(request: Request) -> dict:
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auth_header = request.headers.get("Authorization", "")
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token = auth_header.replace("Bearer ", "")
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if not token:
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raise HTTPException(status_code=401, detail="未登录")
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try:
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payload = decode_access_token(token)
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return payload
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except JWTError:
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raise HTTPException(status_code=401, detail="登录已过期，请重新登录")
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def set_default_password(db: Session, settings: UserSettings):
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if not settings.password_hash:
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settings.password_hash = hash_password("elysia")
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db.commit()
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