Respect existing scope["actor"] if set, closes #854

tests/fixtures.py

@@ -39,6 +39,7 @@ EXPECTED_PLUGINS = [
         "version": None,
         "hooks": [
             "actor_from_request",
+            "asgi_wrapper",
             "extra_body_script",
             "extra_css_urls",
             "extra_js_urls",

tests/plugins/my_plugin.py

@@ -137,6 +137,20 @@ def actor_from_request(datasette, request):
         return None
 
 
+@hookimpl
+def asgi_wrapper():
+    def wrap(app):
+        async def maybe_set_actor_in_scope(scope, recieve, send):
+            if b"_actor_in_scope" in scope["query_string"]:
+                scope = dict(scope, actor={"id": "from-scope"})
+                print(scope)
+            await app(scope, recieve, send)
+
+        return maybe_set_actor_in_scope
+
+    return wrap
+
+
 @hookimpl
 def permission_allowed(actor, action):
     if action == "this_is_allowed":

tests/test_plugins.py

@@ -534,6 +534,11 @@ def test_actor_from_request_async(app_client):
     assert {"id": "bot2", "1+1": 2} == app_client.ds._last_request.scope["actor"]
 
 
+def test_existing_scope_actor_respected(app_client):
+    app_client.get("/?_actor_in_scope=1")
+    assert {"id": "from-scope"} == app_client.ds._last_request.scope["actor"]
+
+
 @pytest.mark.asyncio
 @pytest.mark.parametrize(
     "action,expected",