Commit 71fa7eeb authored by kaniini's avatar kaniini
Browse files

thread visibility function: significantly improve efficiency

parent f09c3afd
Pipeline #11849 failed with stages
in 4 minutes and 20 seconds
......@@ -10,8 +10,8 @@ def up do
child objects%ROWTYPE;
activity activities%ROWTYPE;
actor_user users%ROWTYPE;
author users%ROWTYPE;
author_fa varchar;
valid_recipients varchar[];
BEGIN
--- Fetch our actor.
SELECT * INTO actor_user FROM users WHERE users.ap_id = actor;
......@@ -36,26 +36,17 @@ def up do
INNER JOIN activities ON COALESCE(activities.data->'object'->>'id', activities.data->>'object') = objects.data->>'id'
WHERE COALESCE(activity.data->'object'->>'id', activity.data->>'object') = objects.data->>'id';
--- Fetch the author.
SELECT * INTO author FROM users WHERE users.ap_id = activity.actor;
--- Fetch the author's AS2 following collection.
SELECT COALESCE(author.follower_address, '') INTO author_fa FROM users WHERE users.ap_id = activity.actor;
--- Prepare author's AS2 followers collection.
SELECT COALESCE(author.follower_address, '') INTO author_fa;
--- Prepare valid recipients array.
valid_recipients := ARRAY[actor, public];
IF ARRAY[author_fa] && actor_user.following THEN
valid_recipients := valid_recipients || author_fa;
END IF;
--- Check visibility.
IF activity.actor = actor THEN
--- activity visible
NULL;
ELSIF ARRAY[public] && activity.recipients THEN
--- activity visible
NULL;
ELSIF ARRAY[author_fa] && activity.recipients AND ARRAY[author_fa] && actor_user.following THEN
--- activity visible
NULL;
ELSIF ARRAY[actor] && activity.recipients THEN
--- activity visible
NULL;
ELSE
IF NOT valid_recipients && activity.recipients THEN
--- activity not visible, break out of the loop
RETURN false;
END IF;
......
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