B DatabaseSearch: Fix local-only search.

lib/pleroma/search/database_search.ex

@@ -8,6 +8,7 @@ defmodule Pleroma.Search.DatabaseSearch do
   alias Pleroma.Pagination
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.Visibility
+  alias Pleroma.Config
 
   require Pleroma.Constants
 
@@ -17,7 +18,7 @@ defmodule Pleroma.Search.DatabaseSearch do
 
   @impl true
   def search(user, search_query, options \\ []) do
-    index_type = if Pleroma.Config.get([:database, :rum_enabled]), do: :rum, else: :gin
+    index_type = if Config.get([:database, :rum_enabled]), do: :rum, else: :gin
     limit = Enum.min([Keyword.get(options, :limit), 40])
     offset = Keyword.get(options, :offset, 0)
     author = Keyword.get(options, :author)
@@ -33,7 +34,7 @@ defmodule Pleroma.Search.DatabaseSearch do
       Activity
       |> Activity.with_preloaded_object()
       |> Activity.restrict_deactivated_users()
-      |> restrict_public()
+      |> restrict_public(user)
       |> query_with(index_type, search_query, search_function)
       |> maybe_restrict_local(user)
       |> maybe_restrict_author(author)
@@ -49,10 +50,10 @@ defmodule Pleroma.Search.DatabaseSearch do
   end
 
   @impl true
-  def add_to_index(_activity), do: nil
+  def add_to_index(_activity), do: :ok
 
   @impl true
-  def remove_from_index(_object), do: nil
+  def remove_from_index(_object), do: :ok
 
   def maybe_restrict_author(query, %User{} = author) do
     Activity.Queries.by_author(query, author)
@@ -66,7 +67,19 @@ defmodule Pleroma.Search.DatabaseSearch do
 
   def maybe_restrict_blocked(query, _), do: query
 
-  def restrict_public(q) do
+  defp restrict_public(q, user) when not is_nil(user) do
+    intended_recipients = [
+      Pleroma.Constants.as_public(),
+      Pleroma.Web.ActivityPub.Utils.as_local_public()
+    ]
+
+    from([a, o] in q,
+      where: fragment("?->>'type' = 'Create'", a.data),
+      where: fragment("? && ?", ^intended_recipients, a.recipients)
+    )
+  end
+
+  defp restrict_public(q, _user) do
     from([a, o] in q,
       where: fragment("?->>'type' = 'Create'", a.data),
       where: ^Pleroma.Constants.as_public() in a.recipients
@@ -134,7 +147,7 @@ defmodule Pleroma.Search.DatabaseSearch do
   end
 
   def maybe_restrict_local(q, user) do
-    limit = Pleroma.Config.get([:instance, :limit_to_local_content], :unauthenticated)
+    limit = Config.get([:instance, :limit_to_local_content], :unauthenticated)
 
     case {limit, user} do
       {:all, _} -> restrict_local(q)