One url file to rule them all,

one url file to find them
One url file to bring them all,
and in the darkness bind them.

bds/urls.py

@@ -0,0 +1,2 @@
+app_label = "bds"
+urlpatterns = []

cof/urls.py

@@ -8,27 +8,39 @@ from django.conf.urls.static import static
 from django.contrib import admin
 from django.contrib.auth import views as django_auth_views
 from django.urls import include, path
-from django.views.decorators.cache import cache_page
 from django.views.generic.base import TemplateView
 from django_cas_ng import views as django_cas_views
-from django_js_reverse.views import urls_js
-from wagtail.admin import urls as wagtailadmin_urls
-from wagtail.core import urls as wagtail_urls
-from wagtail.documents import urls as wagtaildocs_urls
 
-from gestioncof import csv_views, views as gestioncof_views
-from gestioncof.autocomplete import autocomplete
-from gestioncof.urls import (
+admin.autodiscover()
+
+
+urlpatterns = [
+    path("admin/doc/", include("django.contrib.admindocs.urls")),
+    path("admin/", admin.site.urls),
+]
+
+if "gestioncof" in settings.INSTALLED_APPS:
+    from gestioncof import csv_views, views as gestioncof_views
+    from gestioncof.autocomplete import autocomplete
+    from gestioncof.urls import (
         calendar_patterns,
         clubs_patterns,
         events_patterns,
         export_patterns,
         surveys_patterns,
-)
+    )
+    from django_js_reverse.views import urls_js
+    from wagtail.admin import urls as wagtailadmin_urls
+    from wagtail.documents import urls as wagtaildocs_urls
 
-admin.autodiscover()
-
-urlpatterns = [
+    # Also includes BdA, K-Fêt, etc.
+    urlpatterns += [
+        path("admin/logout/", gestioncof_views.logout),
+        path(
+            "admin/<slug:app_label>/<slug:model_name>/csv/",
+            csv_views.admin_list_export,
+            {"fields": ["username"]},
+        ),
         # Page d'accueil
         path("", gestioncof_views.HomeView.as_view(), name="home"),
         # Le BdA
@@ -54,10 +66,14 @@ urlpatterns = [
         path("cas/login", django_cas_views.LoginView.as_view(), name="cas_login_view"),
         path("cas/logout", django_cas_views.LogoutView.as_view()),
         path(
-        "outsider/login", gestioncof_views.LoginExtView.as_view(), name="ext_login_view"
+            "outsider/login",
+            gestioncof_views.LoginExtView.as_view(),
+            name="ext_login_view",
         ),
         path(
-        "outsider/logout", django_auth_views.LogoutView.as_view(), {"next_page": "home"}
+            "outsider/logout",
+            django_auth_views.LogoutView.as_view(),
+            {"next_page": "home"},
         ),
         path("login", gestioncof_views.login, name="cof-login"),
         path("logout", gestioncof_views.logout, name="cof-logout"),
@@ -92,22 +108,15 @@ urlpatterns = [
         ),
         # Autocompletion
         path(
-        "autocomplete/registration", autocomplete, name="cof.registration.autocomplete"
+            "autocomplete/registration",
+            autocomplete,
+            name="cof.registration.autocomplete",
         ),
         path(
             "user/autocomplete",
             gestioncof_views.user_autocomplete,
             name="cof-user-autocomplete",
         ),
-    # Interface admin
-    path("admin/logout/", gestioncof_views.logout),
-    path("admin/doc/", include("django.contrib.admindocs.urls")),
-    path(
-        "admin/<slug:app_label>/<slug:model_name>/csv/",
-        csv_views.admin_list_export,
-        {"fields": ["username"]},
-    ),
-    path("admin/", admin.site.urls),
         # Liens utiles du COF et du BdA
         path("utile_cof", gestioncof_views.utile_cof, name="utile_cof"),
         path("utile_bda", gestioncof_views.utile_bda, name="utile_bda"),
@@ -125,12 +134,15 @@ urlpatterns = [
         path("config", gestioncof_views.ConfigUpdate.as_view(), name="config.edit"),
         # js-reverse
         path("jsreverse/", urls_js, name="js_reverse"),
-]
+    ]
+
+if "bds" in settings.INSTALLED_APPS:
+    urlpatterns.append(path("bds/", include("bds.urls")))
 
 if "events" in settings.INSTALLED_APPS:
     # The new event application is still in development
     # → for now it is namespaced below events_v2
-    # → when the old events system is out, move this above in the others apps
+    # → rename this when the old events system is out
     urlpatterns += [path("event_v2/", include("events.urls"))]
 
 if "debug_toolbar" in settings.INSTALLED_APPS:
@@ -144,6 +156,9 @@ if settings.DEBUG:
     urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
 
 # Wagtail for uncatched
-urlpatterns += i18n_patterns(
+if "wagtail.core" in settings.INSTALLED_APPS:
+    from wagtail.core import urls as wagtail_urls
+
+    urlpatterns += i18n_patterns(
         path("", include(wagtail_urls)), prefix_default_language=False
-)
+    )