Files
opencloud-backend/app/deps.py
T
Mplan e75833ee4b 重构表结构:合并 profiles→users,展平 API 响应,新增计数器字段
- models: 删除 Profile 模型,字段合并到 User;User 新增云朵/公开/收藏计数器;Cloud 新增 favorite_count
- schemas/serializers: 展平 UserOut/AuthOut/MeOut/AdminUserOut,移除嵌套 profile
- deps: user.profile.role→user.role,移除 selectinload profile
- auth/register: 注册时直接设置 user 字段,不再创建 Profile
- clouds: 创建/删除云朵时同步 user.cloud_count 计数器,状态变化时同步 public_cloud_count
- favorites: 点赞/取消时同步 cloud.favorite_count 计数器
- admin: 审批/隐藏/批量删时同步 public_cloud_count 计数器
- profiles/stats: 用计数器替代实时 COUNT 查询
- alembic: 新增 migration 合并 profiles 到 users,初始化 counters
2026-07-28 23:48:57 +08:00

78 lines
2.6 KiB
Python

from datetime import datetime, timezone
from typing import Annotated
from fastapi import Depends, HTTPException, status
from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy.orm import selectinload
from app.database import get_db
from app.models import RefreshSession, User
from app.security import decode_access_token
DbSession = Annotated[AsyncSession, Depends(get_db)]
bearer = HTTPBearer(auto_error=False)
async def _resolve_user(
credentials: HTTPAuthorizationCredentials,
db: AsyncSession,
) -> User:
if credentials.scheme.lower() != "bearer":
raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="无效的认证方式")
try:
payload = decode_access_token(credentials.credentials)
except ValueError as exc:
raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail=str(exc)) from exc
result = await db.execute(
select(User)
.join(
RefreshSession,
(RefreshSession.id == payload.session_id)
& (RefreshSession.user_id == User.id),
)
.where(
User.id == payload.user_id,
RefreshSession.revoked_at.is_(None),
RefreshSession.expires_at > datetime.now(timezone.utc),
)
)
user = result.scalar_one_or_none()
if not user:
raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="登录状态已失效")
if user.is_disabled:
raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="账号已被禁用")
return user
async def get_current_user(
db: DbSession,
credentials: Annotated[HTTPAuthorizationCredentials | None, Depends(bearer)],
) -> User:
if credentials is None:
raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="请先登录")
return await _resolve_user(credentials, db)
async def get_optional_user(
db: DbSession,
credentials: Annotated[HTTPAuthorizationCredentials | None, Depends(bearer)],
) -> User | None:
if credentials is None:
return None
return await _resolve_user(credentials, db)
async def get_admin_user(user: Annotated[User, Depends(get_current_user)]) -> User:
if user.role != "admin":
raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="需要管理员权限")
return user
CurrentUser = Annotated[User, Depends(get_current_user)]
OptionalUser = Annotated[User | None, Depends(get_optional_user)]
AdminUser = Annotated[User, Depends(get_admin_user)]