BFD-3996: Enable smart-config + metadata (#1357)

* add endpoints for metadata/smart-config

* update urls + well-known data

* fix linter errors

* fixing linting

* fixing linting

* fixing linting

* adding v3 metadata

---------

Co-authored-by: Brandon Wang <brandon.wang@icf.com>

Author: alex-dzeda

apps/test_urls_reverse.py

@@ -41,6 +41,7 @@
     'developers': '/admin/metrics/developers/',
     'fhir_conformance_metadata': '/v1/fhir/metadata',
     'fhir_conformance_metadata_v2': '/v2/fhir/metadata',
+    'fhir_conformance_metadata_v3': '/v3/fhir/metadata',
     'grants': '/admin/metrics/grants',
     'home': '/home',
     'login': '/v1/accounts/login',
@@ -100,6 +101,7 @@
     "developers": None,
     "fhir_conformance_metadata": None,
     "fhir_conformance_metadata_v2": None,
+    "fhir_conformance_metadata_v3": None,
     "grants": None,
     "home": None,
     "login": None,

apps/wellknown/views/__init__.py

@@ -1,3 +1,3 @@
-from .openid import openid_configuration, smart_configuration, base_issuer, build_endpoint_info  # NOQA
+from .openid import openid_configuration, smart_configuration, smart_configuration_v3, base_issuer, build_endpoint_info  # NOQA
 from .application import ApplicationListView, ApplicationLabelView  # NOQA
 from .public_applications import ApplicationListView as PublicApplicationListView  # NOQA

apps/wellknown/views/openid.py

@@ -55,6 +55,24 @@ def smart_configuration(request):
     return JsonResponse(data)
 
 
+@require_GET
+def smart_configuration_v3(request):
+    """
+    Views that returns smart_configuration for v3.
+    """
+    data = OrderedDict()
+    issuer = base_issuer(request)
+    data = build_smart_config_endpoint(data, issuer=issuer)
+
+    # v3 specific info, very important since tokens aren't compatible between versions 1/2 and 3
+    data["authorization_endpoint"] = data["authorization_endpoint"].replace("/v2/o/", "/v3/o/")
+    data["revocation_endpoint"] = data["revocation_endpoint"].replace("/v2/o/", "/v3/o/")
+    data["token_endpoint"] = data["token_endpoint"].replace("/v2/o/", "/v3/o/")
+    data["fhir_metadata_uri"] = data["fhir_metadata_uri"].replace("/v2/fhir/", "/v3/fhir/")
+
+    return JsonResponse(data)
+
+
 def base_issuer(request):
     """
     define the base url for issuer

hhs_oauth_server/urls.py

@@ -45,6 +45,8 @@ def robots_txt(request):
     path("v2/fhir/.well-known/smart-configuration", smart_configuration, name="smart_configuration"),
     path("v2/fhir/metadata", fhir_conformance_v2, name="fhir_conformance_metadata_v2"),
     path("v2/fhir/", include("apps.fhir.bluebutton.v2.urls")),
+    path("v3/fhir/.well-known/smart-configuration", smart_configuration, name="smart_configuration_v3"),
+    path("v3/fhir/metadata", fhir_conformance_v2, name="fhir_conformance_metadata_v3"),
     path("v3/fhir/", include("apps.fhir.bluebutton.v3.urls")),
     path("v2/o/", include("apps.dot_ext.v2.urls")),
     path("v2/o/", include("apps.authorization.v2.urls")),