mirror of
https://github.com/handsomezhuzhu/QQuiz.git
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handsomezhuzhu
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主要更新： 📚 文档改进 - 新增 AI_CONFIGURATION.md：详细的 AI 提供商配置指南 - 新增 CHINA_MIRROR_GUIDE.md：中国镜像加速指南 - 删除 6 个过时文档（DEPLOYMENT.md, QUICK_START.md 等） - 更新 README.md：添加 Gemini 功能特性和 AI 提供商对比表 🧹 脚本清理 - 删除 11 个重复/过时脚本（从 25 个减少到 14 个） - 删除 PostgreSQL 相关脚本（项目使用 MySQL） - 删除重复的启动脚本（start_windows.bat, start_app.bat 等） ⚙️ 配置文件更新 - 更新 .env.example：添加 Gemini 配置示例和说明 - 默认 AI_PROVIDER 改为 gemini（推荐） - 添加各提供商的获取 API Key 链接 🎯 核心改进 - 突出 Gemini 原生 PDF 理解优势 - 提供清晰的 AI 提供商选择指南 - 简化项目结构，提高可维护性 清理内容： - 删除 docs: DEPLOYMENT.md, DOCKER_MIRROR_SETUP.md, GITHUB_PUSH_GUIDE.md, QUICK_START.md, README_QUICKSTART.md, START_HERE.txt - 删除 scripts: auto_setup_and_run.bat, check_postgres.bat, logs_windows.bat, push_to_github.bat, quick_config.bat, restart_docker.bat, setup_docker_mirror.bat, start_app.bat, start_postgres.bat, start_windows.bat, start_windows_china.bat 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
85 lines
2.2 KiB
Python
85 lines
2.2 KiB
Python
"""
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Authentication Service
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"""
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from fastapi import Depends, HTTPException, 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 typing import Optional
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from models import User
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from database import get_db
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from utils 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 = Depends(security),
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db: AsyncSession = Depends(get_db)
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) -> User:
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"""
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Get current authenticated user from JWT token.
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"""
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token = credentials.credentials
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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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# Decode token
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payload = decode_access_token(token)
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if payload is None:
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raise credentials_exception
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user_id = payload.get("sub")
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if user_id is None:
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raise credentials_exception
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# Convert user_id to int if it's a string
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try:
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user_id = int(user_id)
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except (ValueError, TypeError):
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raise credentials_exception
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# Get user from database
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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 credentials_exception
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return user
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async def get_current_admin_user(
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current_user: User = Depends(get_current_user)
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) -> User:
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"""
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Get current user and verify admin permissions.
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"""
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if not current_user.is_admin:
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Not enough permissions"
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)
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return current_user
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async def get_optional_user(
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credentials: Optional[HTTPAuthorizationCredentials] = Depends(security),
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db: AsyncSession = Depends(get_db)
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) -> Optional[User]:
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"""
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Get current user if token is provided, otherwise return None.
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Useful for endpoints that work for both authenticated and anonymous users.
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"""
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if credentials is None:
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return None
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try:
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return await get_current_user(credentials, db)
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except HTTPException:
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return None
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