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from django.utils.deprecation import MiddlewareMixin
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from django.shortcuts import HttpResponse, redirect
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class AuthMiddleware(MiddlewareMixin):
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def process_request(self, request):
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# # 0.排除那些不需要登录就能访问的页面
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# print("Middleware process_request is called")
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# # request.path_info 获取当前用户请求的URL /login/
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if request.path_info in ['/login/']:
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return
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# 1.读取当前访问的用户的session信息，如果能读到，说明已登陆过，就可以继续向后走。
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info_dict = request.session.get("info")
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print(info_dict)
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if info_dict:
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return
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# 2.没有登录过，重新回到登录页面
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return redirect('/login/')
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# 读取当前访问的用户的session信息，判断是否已登录
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