Fix sentry issues

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/federation/activity_pub/refresher.ex

@@ -7,7 +7,6 @@ defmodule Mobilizon.Federation.ActivityPub.Refresher do
   alias Mobilizon.Actors.Actor
   alias Mobilizon.Federation.ActivityPub
   alias Mobilizon.Federation.ActivityPub.{Fetcher, Relay, Transmogrifier, Utils}
-  alias Mobilizon.Storage.Repo
   require Logger
 
   @doc """
@@ -60,9 +59,23 @@ defmodule Mobilizon.Federation.ActivityPub.Refresher do
          :ok <- fetch_collection(events_url, on_behalf_of) do
       :ok
     else
+      {:error, err} ->
+        Logger.error("Error while refreshing a group")
+
+        Sentry.capture_message("Error while refreshing a group",
+          extra: %{group_url: group_url}
+        )
+
+        Logger.debug(inspect(err))
+
       err ->
         Logger.error("Error while refreshing a group")
-        Logger.error(inspect(err))
+
+        Sentry.capture_message("Error while refreshing a group",
+          extra: %{group_url: group_url}
+        )
+
+        Logger.debug(inspect(err))
     end
   end
 
@@ -96,14 +109,11 @@ defmodule Mobilizon.Federation.ActivityPub.Refresher do
     end
   end
 
-  @spec refresh_all_external_groups :: any()
+  @spec refresh_all_external_groups :: :ok
   def refresh_all_external_groups do
-    Repo.transaction(fn ->
-      Actors.list_external_groups_for_stream()
-      |> Stream.filter(&Actors.needs_update?/1)
-      |> Stream.map(&refresh_profile/1)
-      |> Stream.run()
-    end)
+    Actors.list_external_groups()
+    |> Enum.filter(&Actors.needs_update?/1)
+    |> Enum.each(&refresh_profile/1)
   end
 
   defp process_collection(%{"type" => type, "orderedItems" => items}, _on_behalf_of)
@@ -122,6 +132,14 @@ defmodule Mobilizon.Federation.ActivityPub.Refresher do
     :ok
   end
 
+  # Lemmy uses an OrderedCollection with the items property
+  defp process_collection(%{"type" => type, "items" => items} = collection, on_behalf_of)
+       when type in ["OrderedCollection", "OrderedCollectionPage"] do
+    collection
+    |> Map.put("orderedItems", items)
+    |> process_collection(on_behalf_of)
+  end
+
   defp process_collection(%{"type" => "OrderedCollection", "first" => first}, on_behalf_of)
        when is_map(first),
        do: process_collection(first, on_behalf_of)
@@ -150,6 +168,11 @@ defmodule Mobilizon.Federation.ActivityPub.Refresher do
     Transmogrifier.handle_incoming(data)
   end
 
+  # If we're handling an announce activity
+  defp handling_element(%{"type" => "Announce"} = data) do
+    handling_element(get_in(data, ["object"]))
+  end
+
   # If we're handling directly an object
   defp handling_element(data) when is_map(data) do
     object = get_in(data, ["object"])