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58 lines
1.9 KiB
58 lines
1.9 KiB
from typing import Annotated
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from fastapi import Depends, Request, HTTPException
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from fastapi.templating import Jinja2Templates
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from passlib.context import CryptContext
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from database import get_db
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from models import User, UserRole
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from sqlalchemy.orm import Session
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pwd_context = CryptContext(schemes=["argon2"], deprecated="auto")
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templates = Jinja2Templates(directory="templates")
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templates.env.filters['average'] = lambda lst: sum(lst) / len(lst) if lst else 0
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def verify_password(plain_password, hashed_password):
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return pwd_context.verify(plain_password, hashed_password)
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def get_password_hash(password):
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try:
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password_bytes = password.encode('utf-8')
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if len(password_bytes) > 72:
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password_bytes = password_bytes[:72]
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password = password_bytes.decode('utf-8', errors='ignore')
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return pwd_context.hash(password)
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except Exception as e:
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print(f"Error hashing password: {e}")
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print(f"Password length: {len(password)}, Bytes: {len(password.encode('utf-8'))}")
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raise
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def get_current_user(request: Request, db: Session = Depends(get_db)):
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user_id = request.session.get("user_id")
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if not user_id:
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return None
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user = db.query(User).filter(User.id == user_id).first()
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return user
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def require_auth(request: Request, db: Session = Depends(get_db)):
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user = get_current_user(request, db)
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if not user:
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raise HTTPException(status_code=303, headers={"Location": "/login"})
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return user
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def require_role(role: UserRole):
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def dependency(request: Request, db: Session = Depends(get_db)):
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user = get_current_user(request, db)
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if not user:
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raise HTTPException(status_code=303, headers={"Location": "/login"})
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if user.role != role:
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raise HTTPException(status_code=403, detail="权限不足")
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return user
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return dependency
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