From 68841d1f15e7877b50877d8394d8cfb7ec7b51da Mon Sep 17 00:00:00 2001
From: fit2bot <68588906+fit2bot@users.noreply.github.com>
Date: Tue, 16 Aug 2022 17:24:58 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E9=85=8D=E7=BD=AE=E4=BB=85=E5=B7=B2?=
 =?UTF-8?q?=E5=AD=98=E5=9C=A8=E7=94=A8=E6=88=B7=E7=99=BB=E5=BD=95=E5=90=8E?=
 =?UTF-8?q?=20cas=E7=94=A8=E6=88=B7=E9=A6=96=E6=AC=A1=E7=99=BB=E5=BD=95?=
 =?UTF-8?q?=E6=8A=A5403=20(#8752)?=
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Co-authored-by: feng626 <1304903146@qq.com>
---
 apps/authentication/backends/cas/urls.py  |  3 ++-
 apps/authentication/backends/cas/views.py | 15 +++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)
 create mode 100644 apps/authentication/backends/cas/views.py

diff --git a/apps/authentication/backends/cas/urls.py b/apps/authentication/backends/cas/urls.py
index 39a838b6a..376ce2332 100644
--- a/apps/authentication/backends/cas/urls.py
+++ b/apps/authentication/backends/cas/urls.py
@@ -3,9 +3,10 @@
 from django.urls import path
 import django_cas_ng.views
 
+from .views import CASLoginView
 
 urlpatterns = [
-    path('login/', django_cas_ng.views.LoginView.as_view(), name='cas-login'),
+    path('login/', CASLoginView.as_view(), name='cas-login'),
     path('logout/', django_cas_ng.views.LogoutView.as_view(), name='cas-logout'),
     path('callback/', django_cas_ng.views.CallbackView.as_view(), name='cas-proxy-callback'),
 ]
diff --git a/apps/authentication/backends/cas/views.py b/apps/authentication/backends/cas/views.py
new file mode 100644
index 000000000..f74e46e9c
--- /dev/null
+++ b/apps/authentication/backends/cas/views.py
@@ -0,0 +1,15 @@
+from django_cas_ng.views import LoginView
+from django.core.exceptions import PermissionDenied
+from django.http import HttpResponseRedirect
+
+__all__ = ['LoginView']
+
+
+class CASLoginView(LoginView):
+    def get(self, request):
+        try:
+            return super().get(request)
+        except PermissionDenied:
+            return HttpResponseRedirect('/')
+
+