X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fsignature.ex;h=d01728361c4df3e626f723dd13ad81fb4b962175;hb=aa26dc6a130614b049696784ecb29e341956bbc2;hp=1e7c9ae86ffa1ecd3580712c8f27288e16a9f8c4;hpb=b4f3c16885a489c40de82e5ef321caafa4b10c81;p=akkoma

diff --git a/lib/pleroma/signature.ex b/lib/pleroma/signature.ex
index 1e7c9ae86..d01728361 100644
--- a/lib/pleroma/signature.ex
+++ b/lib/pleroma/signature.ex
@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Signature do
@@ -8,6 +8,7 @@ defmodule Pleroma.Signature do
   alias Pleroma.Keys
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Web.ActivityPub.ObjectValidators.Types
 
   def key_id_to_actor_id(key_id) do
     uri =
@@ -21,12 +22,23 @@ defmodule Pleroma.Signature do
         uri
       end
 
-    URI.to_string(uri)
+    maybe_ap_id = URI.to_string(uri)
+
+    case Types.ObjectID.cast(maybe_ap_id) do
+      {:ok, ap_id} ->
+        {:ok, ap_id}
+
+      _ ->
+        case Pleroma.Web.WebFinger.finger(maybe_ap_id) do
+          %{"ap_id" => ap_id} -> {:ok, ap_id}
+          _ -> {:error, maybe_ap_id}
+        end
+    end
   end
 
   def fetch_public_key(conn) do
     with %{"keyId" => kid} <- HTTPSignatures.signature_for_conn(conn),
-         actor_id <- key_id_to_actor_id(kid),
+         {:ok, actor_id} <- key_id_to_actor_id(kid),
          {:ok, public_key} <- User.get_public_key_for_ap_id(actor_id) do
       {:ok, public_key}
     else
@@ -37,7 +49,7 @@ defmodule Pleroma.Signature do
 
   def refetch_public_key(conn) do
     with %{"keyId" => kid} <- HTTPSignatures.signature_for_conn(conn),
-         actor_id <- key_id_to_actor_id(kid),
+         {:ok, actor_id} <- key_id_to_actor_id(kid),
          {:ok, _user} <- ActivityPub.make_user_from_ap_id(actor_id),
          {:ok, public_key} <- User.get_public_key_for_ap_id(actor_id) do
       {:ok, public_key}