feat: redirect to OIDC login from Django admin

lelcsc/core/urls.py

@@ -5,4 +5,5 @@ from . import views
 urlpatterns = [
     path("", views.index, name="index"),
     path("unauthorized", views.unauthorized, name="unauthorized"),
+    path("admin/login/", views.admin_login),
 ]

lelcsc/core/views.py

@@ -1,5 +1,7 @@
 from django.contrib.auth.decorators import login_required
-from django.shortcuts import render
+from django.http import QueryDict
+from django.shortcuts import redirect, render
+from django.urls import reverse
 
 
 @login_required
@@ -9,3 +11,13 @@ def index(request):
 
 def unauthorized(request):
     return render(request, "core/unauthorized.html", {})
+
+
+def admin_login(request):
+    query = ""
+    if next := request.GET.get("next"):
+        q = QueryDict(mutable=True)
+        q["next"] = next
+        query = f"?{q.urlencode()}"
+
+    return redirect(f"{reverse('oidc_authentication_init')}{query}")