From e02b19d1d76e713e646ddcdd2002d4e05b10b2f8 Mon Sep 17 00:00:00 2001
From: href <href@random.sh>
Date: Thu, 24 Jan 2019 14:13:20 +0100
Subject: [PATCH] Fix postgres activity_visibility when running in autovacuum

---
 ...0124131141_update_activity_visibility_again.exs | 37 ++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 priv/repo/migrations/20190124131141_update_activity_visibility_again.exs

diff --git a/priv/repo/migrations/20190124131141_update_activity_visibility_again.exs b/priv/repo/migrations/20190124131141_update_activity_visibility_again.exs
new file mode 100644
index 000000000..0519a5143
--- /dev/null
+++ b/priv/repo/migrations/20190124131141_update_activity_visibility_again.exs
@@ -0,0 +1,37 @@
+defmodule Pleroma.Repo.Migrations.UpdateActivityVisibilityAgain do
+  use Ecto.Migration
+  @disable_ddl_transaction true
+
+  def up do
+    definition = """
+    create or replace function activity_visibility(actor varchar, recipients varchar[], data jsonb) returns varchar as $$
+    DECLARE
+      fa varchar;
+      public varchar := 'https://www.w3.org/ns/activitystreams#Public';
+    BEGIN
+      SELECT COALESCE(users.follower_address, '') into fa from public.users where users.ap_id = actor;
+
+      IF data->'to' ? public THEN
+        RETURN 'public';
+      ELSIF data->'cc' ? public THEN
+        RETURN 'unlisted';
+      ELSIF ARRAY[fa] && recipients THEN
+        RETURN 'private';
+      ELSIF not(ARRAY[fa, public] && recipients) THEN
+        RETURN 'direct';
+      ELSE
+        RETURN 'unknown';
+      END IF;
+    END;
+    $$ LANGUAGE plpgsql IMMUTABLE PARALLEL SAFE SECURITY DEFINER;
+    """
+
+    execute(definition)
+
+  end
+
+  def down do
+
+  end
+
+end