from flask import Blueprint, request, url_for, session, redirect admin_bp = Blueprint("admin", __name__, url_prefix="/admin") from . import views @admin_bp.before_request def before_request(): # 判断如果不是登录页面的请求 if not request.url_root.endswith(url_for('admin.admin_login')): user_id = session.get('user_id') is_admin = session.get('is_admin', False) if not user_id or not is_admin: # 判断当前是否有用户的登录,或者是否是管理员,如果不是,直接重定向到项目主页 return redirect('/')