69 lines
1.9 KiB
Python
69 lines
1.9 KiB
Python
import uuid
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from datetime import datetime, timedelta, timezone
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from jose import jwt, JWTError
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from passlib.context import CryptContext
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.config import settings
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from app.models.user import User
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from app.schemas.auth import UserRegister
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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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) -> str:
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to_encode = data.copy()
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expire = datetime.now(timezone.utc) + timedelta(hours=settings.JWT_EXPIRE_HOURS)
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to_encode.update({"exp": expire})
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encoded_jwt = jwt.encode(to_encode, settings.JWT_SECRET, algorithm="HS256")
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return encoded_jwt
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def verify_token(token: str) -> dict:
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payload = jwt.decode(token, settings.JWT_SECRET, algorithms=["HS256"])
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return payload
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async def register_user(db: AsyncSession, user_data: UserRegister) -> User:
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stmt = select(User).where(User.email == user_data.email)
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result = await db.execute(stmt)
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existing_user = result.scalar_one_or_none()
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if existing_user:
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raise ValueError("邮箱已被注册")
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user = User(
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email=user_data.email,
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password_hash=hash_password(user_data.password),
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name=user_data.name,
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)
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db.add(user)
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await db.commit()
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await db.refresh(user)
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return user
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async def authenticate_user(
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db: AsyncSession, email: str, password: str
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) -> User | None:
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stmt = select(User).where(User.email == email)
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result = await db.execute(stmt)
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user = result.scalar_one_or_none()
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if not user:
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return None
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if not verify_password(password, user.password_hash):
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return None
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return user
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