Add Actor images normalization from array of urls to string

changelog.d/normalize-actor-image-hrefs.fix

@@ -0,0 +1 @@
+Add Actor images normalization from array of urls to string

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -1569,7 +1569,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp get_actor_url(_url), do: nil
 
-  defp normalize_image(%{"url" => url} = data) do
+  defp normalize_image(%{"url" => url} = data) when is_binary(url) do
     %{
       "type" => "Image",
       "url" => [%{"href" => url}]
@@ -1577,6 +1577,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> maybe_put_description(data)
   end
 
+  defp normalize_image(%{"url" => urls}) when is_list(urls) do
+    url = urls |> List.first()
+
+    %{"url" => url}
+    |> normalize_image()
+  end
+
   defp normalize_image(urls) when is_list(urls), do: urls |> List.first() |> normalize_image()
   defp normalize_image(_), do: nil
 

test/fixtures/users_mock/href_as_array.json

@@ -0,0 +1,41 @@
+{
+  "alsoKnownAs": [],
+  "attachment": [],
+  "capabilities": {},
+  "discoverable": true,
+  "endpoints": {},
+  "featured": "https://queef.in/cute_cat/collections/featured",
+  "followers": "https://queef.in/cute_cat/followers",
+  "following": "https://queef.in/cute_cat/following",
+  "icon": {
+    "type": "Image",
+    "url": [
+	"https://queef.in/storage/profile.webp",
+	"https://example.com/image"
+    ]
+  },
+  "id": "https://queef.in/cute_cat",
+  "image": {
+    "type": "Image",
+    "url": [
+	"https://queef.in/storage/banner.gif",
+	"https://example.com/image"
+    ]
+  },
+  "inbox": "https://queef.in/cute_cat/inbox",
+  "manuallyApprovesFollowers": false,
+  "name": "cute_cat",
+  "outbox": "https://queef.in/cute_cat/outbox",
+  "preferredUsername": "cute_cat",
+  "publicKey": {
+    "id": "https://queef.in/cute_cat#main-key",
+    "owner": "https://queef.in/cute_cat"
+  },
+  "published": "2025-08-18T01:16:10.000Z",
+  "summary": "A cute cat",
+  "tag": [],
+  "type": "Person",
+  "url": "https://queef.in/cute_cat",
+  "vcard:bday": null,
+  "webfinger": "acct:cute_cat@queef.in"
+}

test/pleroma/web/activity_pub/activity_pub_test.exs

@@ -465,6 +465,40 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
     end
   end
 
+  test "works with avatar/banner href as list" do
+    user_id = "https://queef.in/cute_cat"
+
+    user_data =
+      "test/fixtures/users_mock/href_as_array.json"
+      |> File.read!()
+      |> Jason.decode!()
+      |> Map.delete("featured")
+      |> Jason.encode!()
+
+    Tesla.Mock.mock(fn
+      %{
+        method: :get,
+        url: ^user_id
+      } ->
+        %Tesla.Env{
+          status: 200,
+          body: user_data,
+          headers: [{"content-type", "application/activity+json"}]
+        }
+    end)
+
+    {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
+
+    assert length(user.avatar["url"]) == 1
+    assert length(user.banner["url"]) == 1
+
+    assert user.avatar["url"] |> List.first() |> Map.fetch!("href") ==
+             "https://queef.in/storage/profile.webp"
+
+    assert user.banner["url"] |> List.first() |> Map.fetch!("href") ==
+             "https://queef.in/storage/banner.gif"
+  end
+
   test "it fetches the appropriate tag-restricted posts" do
     user = insert(:user)