from django.utils.deprecation import MiddlewareMixin
from django.shortcuts import redirect
import re


class PermissionMiddleware(MiddlewareMixin):
    def process_request(self, request):
        curr_path = request.path
        print(curr_path)
        # 白名单
        white_list = ['/myuser_login/', '/myuser_reg']
        for w in white_list:
            if re.search(w, curr_path):
                return None

        # 验证登录
        print(request.user.is_authenticated)
        if not request.user.is_authenticated:
            return redirect('/myuser_login/')