add redirect to current page after login

fet2020/authentications/views.py

@@ -25,7 +25,11 @@ def loginPage(request):
                 user = User.objects.create_user(auth_user.lower())
 
             login(request, user)
-            return redirect('home')
+
+            try:
+                return redirect(request.GET.get('next'))
+            except:
+                return redirect('home')
         else:
             messages.info(request, 'username or password is incorrect')