From a47727adde426ab1e80299f5b5bdb23edabd0cd8 Mon Sep 17 00:00:00 2001
From: Roger Braun <roger@rogerbraun.net>
Date: Thu, 2 Nov 2017 22:37:26 +0100
Subject: Don't return activities from blocked users.

---
 lib/pleroma/web/activity_pub/activity_pub.ex | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'lib')

diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index 71e52cb46..75b59f375 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -163,6 +163,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
       where: activity.id > ^since
   end
 
+  defp restrict_blocked(query, %{"blocking_user" => user}) do
+    blocks = user.info["blocks"] || []
+    from activity in query,
+      where: fragment("not (?->>'actor' = ANY(?))", activity.data, ^blocks)
+  end
+  defp restrict_blocked(query, _), do: query
+
   def fetch_activities(recipients, opts \\ %{}) do
     base_query = from activity in Activity,
       limit: 20,
@@ -178,6 +185,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> restrict_type(opts)
     |> restrict_favorited_by(opts)
     |> restrict_recent(opts)
+    |> restrict_blocked(opts)
     |> Repo.all
     |> Enum.reverse
   end
-- 
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