From 0b621a834acf751332f4d202bd50d4ff3e789176 Mon Sep 17 00:00:00 2001 From: lain Date: Mon, 31 Aug 2020 16:48:17 +0200 Subject: Chats: Add cascading delete on both referenced users. Also remove the now-superfluous join in the chat controller, which was only used to filter out these cases. --- .../migrations/20200831142509_chat_constraints.exs | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 priv/repo/migrations/20200831142509_chat_constraints.exs (limited to 'priv') diff --git a/priv/repo/migrations/20200831142509_chat_constraints.exs b/priv/repo/migrations/20200831142509_chat_constraints.exs new file mode 100644 index 000000000..868a40a45 --- /dev/null +++ b/priv/repo/migrations/20200831142509_chat_constraints.exs @@ -0,0 +1,22 @@ +defmodule Pleroma.Repo.Migrations.ChatConstraints do + use Ecto.Migration + + def change do + remove_orphans = """ + delete from chats where not exists(select id from users where ap_id = chats.recipient); + """ + + execute(remove_orphans) + + drop(constraint(:chats, "chats_user_id_fkey")) + + alter table(:chats) do + modify(:user_id, references(:users, type: :uuid, on_delete: :delete_all)) + + modify( + :recipient, + references(:users, column: :ap_id, type: :string, on_delete: :delete_all) + ) + end + end +end -- cgit v1.2.3