first commit

WebAdmin/middleware.py

@@ -0,0 +1,15 @@
+from django.utils import timezone
+from django.contrib.auth import logout
+
+class CheckSessionMiddleware:
+    def __init__(self, get_response):
+        self.get_response = get_response
+
+    def __call__(self, request):
+        # 检查会话是否过期
+        if request.session.get_expiry_age() <= 0:
+            logout(request)  # 注销用户
+            request.session.flush()  # 清除会话数据
+            # 这里可以重定向到登录页面或显示会话过期提示
+        response = self.get_response(request)
+        return response