From: Roger Braun <rbraun@Bobble.local>
Date: Tue, 24 Oct 2017 12:39:01 +0000 (+0200)
Subject: Use more efficient query to fetch likes.
X-Git-Url: https://git.squeep.com/?a=commitdiff_plain;h=529351673090d8165bb0c54f9e957e611fcacd72;p=akkoma

Use more efficient query to fetch likes.
---

diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex
index 4b8e6b690..4e3a7e2bd 100644
--- a/lib/pleroma/web/activity_pub/utils.ex
+++ b/lib/pleroma/web/activity_pub/utils.ex
@@ -90,7 +90,11 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   """
   def get_existing_like(actor, %{data: %{"id" => id}} = object) do
     query = from activity in Activity,
-      where: fragment("? @> ?", activity.data, ^%{actor: actor, object: id, type: "Like"})
+      where: fragment("(?)->>'actor' = ?", activity.data, ^actor),
+      # this is to use the index
+      where: fragment("coalesce((?)->'object'->>'id', (?)->>'object') = ?", activity.data, activity.data, ^id),
+      where: fragment("(?)->>'type' = 'Like'", activity.data)
+
     Repo.one(query)
   end