From 4ff158a8665400197fafb5fc98ba30c38d5f2844 Mon Sep 17 00:00:00 2001
From: Andreas Zweili <andreas@2li.ch>
Date: Wed, 27 May 2020 22:50:29 +0200
Subject: [PATCH] return to previous page after DeviceUpdateView

---
 devices/templates/devices/device_update.html | 6 ++++++
 devices/views.py                             | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/devices/templates/devices/device_update.html b/devices/templates/devices/device_update.html
index 8bbcc71..1096b50 100644
--- a/devices/templates/devices/device_update.html
+++ b/devices/templates/devices/device_update.html
@@ -16,5 +16,11 @@
 </div>
 <br>
 <input type="submit" value="Save" class="btn btn-primary">
+<input type="hidden" id="previous_page" name="previous_page" value="/previous/page/url">
 </form>
+<script>
+    prev = document.getElementById("previous_page");
+    prev.value = document.referrer;
+</script>
+
 {% endblock %}
diff --git a/devices/views.py b/devices/views.py
index 5210095..fc07b43 100644
--- a/devices/views.py
+++ b/devices/views.py
@@ -99,7 +99,7 @@ class DeviceUpdateView(LoginRequiredMixin, UpdateView):
     template_name = 'devices/device_update.html'
 
     def get_success_url(self):
-        return reverse('device', args=(self.object.pk,))
+        return self.request.POST.get('previous_page')
 
 
 class DeviceDeleteView(LoginRequiredMixin, DeleteView):