Implement optional registration

siteroot/settings/base.py

@@ -141,3 +141,6 @@ STATICFILES_FINDERS = [
 STATICFILES_DIRS = [
     os.path.join(BASE_DIR, 'bookmarks', 'styles'),
 ]
+
+# Registration switch
+ALLOW_REGISTRATION = False

siteroot/settings/custom.py

@@ -1 +1,3 @@
 # Placeholder, can be mounted in a Docker container with a custom settings
+
+# ALLOW_REGISTRATION = True

siteroot/urls.py

@@ -16,10 +16,16 @@ Including another URLconf
 from django.contrib import admin
 from django.contrib.auth import views as auth_views
 from django.urls import path, include
+from .settings import ALLOW_REGISTRATION
 
 urlpatterns = [
     path('admin/', admin.site.urls),
-    path('login/', auth_views.LoginView.as_view(redirect_authenticated_user=True), name='login'),
+    path('login/', auth_views.LoginView.as_view(redirect_authenticated_user=True,
+                                                extra_context=dict(allow_registration=ALLOW_REGISTRATION)),
+         name='login'),
     path('logout/', auth_views.LogoutView.as_view(), name='logout'),
     path('', include('bookmarks.urls')),
 ]
+
+if ALLOW_REGISTRATION:
+    urlpatterns.append(path('', include('django_registration.backends.one_step.urls')))