Report fixes.

lib/pleroma/activity.ex

@@ -343,4 +343,15 @@ defmodule Pleroma.Activity do
     actor = user_actor(activity)
     activity.id in actor.pinned_activities
   end
+
+  @spec get_by_object_ap_id_with_object(String.t()) :: t() | nil
+  def get_by_object_ap_id_with_object(ap_id) when is_binary(ap_id) do
+    ap_id
+    |> Queries.by_object_id()
+    |> with_preloaded_object()
+    |> first()
+    |> Repo.one()
+  end
+
+  def get_by_object_ap_id_with_object(_), do: nil
 end

lib/pleroma/emails/admin_email.ex

@@ -52,6 +52,9 @@ defmodule Pleroma.Emails.AdminEmail do
               status_url = Helpers.o_status_url(Pleroma.Web.Endpoint, :notice, id)
               "<li><a href=\"#{status_url}\">#{status_url}</li>"
 
+            %{"id" => id} when is_binary(id) ->
+              "<li><a href=\"#{id}\">#{id}</li>"
+
             id when is_binary(id) ->
               "<li><a href=\"#{id}\">#{id}</li>"
           end)

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -332,15 +332,21 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   end
 
   @spec flag(map()) :: {:ok, Activity.t()} | {:error, any()}
-  def flag(
-        %{
-          actor: actor,
-          context: _context,
-          account: account,
-          statuses: statuses,
-          content: content
-        } = params
-      ) do
+  def flag(params) do
+    with {:ok, result} <- Repo.transaction(fn -> do_flag(params) end) do
+      result
+    end
+  end
+
+  defp do_flag(
+         %{
+           actor: actor,
+           context: _context,
+           account: account,
+           statuses: statuses,
+           content: content
+         } = params
+       ) do
     # only accept false as false value
     local = !(params[:local] == false)
     forward = !(params[:forward] == false)
@@ -358,7 +364,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
          {:ok, activity} <- insert(flag_data, local),
          {:ok, stripped_activity} <- strip_report_status_data(activity),
          _ <- notify_and_stream(activity),
-         :ok <- maybe_federate(stripped_activity) do
+         :ok <-
+           maybe_federate(stripped_activity) do
       User.all_superusers()
       |> Enum.filter(fn user -> not is_nil(user.email) end)
       |> Enum.each(fn superuser ->
@@ -368,6 +375,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
       end)
 
       {:ok, activity}
+    else
+      {:error, error} -> Repo.rollback(error)
     end
   end
 
@@ -791,10 +800,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
       where:
         fragment(
           """
-          ?->>'type' != 'Create'     -- This isn't a Create      
+          ?->>'type' != 'Create'     -- This isn't a Create
           OR ?->>'inReplyTo' is null -- this isn't a reply
-          OR ? && array_remove(?, ?) -- The recipient is us or one of our friends, 
-                                     -- unless they are the author (because authors 
+          OR ? && array_remove(?, ?) -- The recipient is us or one of our friends,
+                                     -- unless they are the author (because authors
                                      -- are also part of the recipients). This leads
                                      -- to a bug that self-replies by friends won't
                                      -- show up.

lib/pleroma/web/activity_pub/utils.ex

@@ -701,14 +701,30 @@ defmodule Pleroma.Web.ActivityPub.Utils do
 
   def make_flag_data(_, _), do: %{}
 
-  defp build_flag_object(%{account: account, statuses: statuses} = _) do
-    [account.ap_id] ++ build_flag_object(%{statuses: statuses})
+  defp build_flag_object(%{account: account, statuses: statuses}) do
+    [account.ap_id | build_flag_object(%{statuses: statuses})]
   end
 
   defp build_flag_object(%{statuses: statuses}) do
     Enum.map(statuses || [], &build_flag_object/1)
   end
 
+  defp build_flag_object(%Activity{data: %{"id" => id}, object: %{data: data}}) do
+    activity_actor = User.get_by_ap_id(data["actor"])
+
+    %{
+      "type" => "Note",
+      "id" => id,
+      "content" => data["content"],
+      "published" => data["published"],
+      "actor" =>
+        AccountView.render(
+          "show.json",
+          %{user: activity_actor, skip_visibility_check: true}
+        )
+    }
+  end
+
   defp build_flag_object(act) when is_map(act) or is_binary(act) do
     id =
       case act do
@@ -719,22 +735,14 @@ defmodule Pleroma.Web.ActivityPub.Utils do
 
     case Activity.get_by_ap_id_with_object(id) do
       %Activity{} = activity ->
-        activity_actor = User.get_by_ap_id(activity.object.data["actor"])
+        build_flag_object(activity)
 
-        %{
-          "type" => "Note",
-          "id" => activity.data["id"],
-          "content" => activity.object.data["content"],
-          "published" => activity.object.data["published"],
-          "actor" =>
-            AccountView.render(
-              "show.json",
-              %{user: activity_actor, skip_visibility_check: true}
-            )
-        }
-
-      _ ->
-        %{"id" => id, "deleted" => true}
+      nil ->
+        if activity = Activity.get_by_object_ap_id_with_object(id) do
+          build_flag_object(activity)
+        else
+          %{"id" => id, "deleted" => true}
+        end
     end
   end