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Allow authenticated users to access local-only posts in MastoAPI

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Ref: fix-local-public
This commit is contained in:
Tusooa Zhu 2022-05-09 15:04:51 -04:00
parent fe933b9bf2
commit 38444aa92a
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GPG Key ID: 7B467EDE43A08224
3 changed files with 168 additions and 3 deletions
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7
lib/pleroma/web/activity_pub/activity_pub.ex
View File

@ -612,9 +612,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
do: query
defp restrict_thread_visibility(query, %{user: %User{ap_id: ap_id}}, _) do
local_public = as_local_public()
from(
a in query,
where: fragment("thread_visibility(?, (?)->>'id') = true", ^ap_id, a.data)
where: fragment("thread_visibility(?, (?)->>'id', ?) = true", ^ap_id, a.data, ^local_public)
)
end
@ -701,8 +702,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
defp user_activities_recipients(%{godmode: true}), do: []
defp user_activities_recipients(%{reading_user: reading_user}) do
if reading_user do
[Constants.as_public(), reading_user.ap_id | User.following(reading_user)]
if not is_nil(reading_user) and reading_user.local do
[Constants.as_public(), as_local_public(), reading_user.ap_id | User.following(reading_user)]
else
[Constants.as_public()]
end

150
priv/repo/migrations/20220509180452_change_thread_visibility_to_be_local_only_aware.exs Normal file
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@ -0,0 +1,150 @@
defmodule Pleroma.Repo.Migrations.ChangeThreadVisibilityToBeLocalOnlyAware do
use Ecto.Migration
def up do
execute("DROP FUNCTION IF EXISTS thread_visibility(actor varchar, activity_id varchar)")
execute(update_thread_visibility())
end
def down do
execute("DROP FUNCTION IF EXISTS thread_visibility(actor varchar, activity_id varchar, local_public varchar)")
execute(restore_thread_visibility())
end
def update_thread_visibility do
"""
CREATE OR REPLACE FUNCTION thread_visibility(actor varchar, activity_id varchar, local_public varchar default '') RETURNS boolean AS $$
DECLARE
public varchar := 'https://www.w3.org/ns/activitystreams#Public';
child objects%ROWTYPE;
activity activities%ROWTYPE;
author_fa varchar;
valid_recipients varchar[];
actor_user_following varchar[];
BEGIN
--- Fetch actor following
SELECT array_agg(following.follower_address) INTO actor_user_following FROM following_relationships
JOIN users ON users.id = following_relationships.follower_id
JOIN users AS following ON following.id = following_relationships.following_id
WHERE users.ap_id = actor;
--- Fetch our initial activity.
SELECT * INTO activity FROM activities WHERE activities.data->>'id' = activity_id;
LOOP
--- Ensure that we have an activity before continuing.
--- If we don't, the thread is not satisfiable.
IF activity IS NULL THEN
RETURN false;
END IF;
--- We only care about Create activities.
IF activity.data->>'type' != 'Create' THEN
RETURN true;
END IF;
--- Normalize the child object into child.
SELECT * INTO child FROM objects
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's AS2 following collection.
SELECT COALESCE(users.follower_address, '') INTO author_fa FROM users WHERE users.ap_id = activity.actor;
--- Prepare valid recipients array.
valid_recipients := ARRAY[actor, public];
--- If we specified local public, add it.
IF local_public <> '' THEN
valid_recipients := valid_recipients || local_public;
END IF;
IF ARRAY[author_fa] && actor_user_following THEN
valid_recipients := valid_recipients || author_fa;
END IF;
--- Check visibility.
IF NOT valid_recipients && activity.recipients THEN
--- activity not visible, break out of the loop
RETURN false;
END IF;
--- If there's a parent, load it and do this all over again.
IF (child.data->'inReplyTo' IS NOT NULL) AND (child.data->'inReplyTo' != 'null'::jsonb) THEN
SELECT * INTO activity FROM activities
INNER JOIN objects ON COALESCE(activities.data->'object'->>'id', activities.data->>'object') = objects.data->>'id'
WHERE child.data->>'inReplyTo' = objects.data->>'id';
ELSE
RETURN true;
END IF;
END LOOP;
END;
$$ LANGUAGE plpgsql IMMUTABLE;
"""
end
# priv/repo/migrations/20191007073319_create_following_relationships.exs
def restore_thread_visibility do
"""
CREATE OR REPLACE FUNCTION thread_visibility(actor varchar, activity_id varchar) RETURNS boolean AS $$
DECLARE
public varchar := 'https://www.w3.org/ns/activitystreams#Public';
child objects%ROWTYPE;
activity activities%ROWTYPE;
author_fa varchar;
valid_recipients varchar[];
actor_user_following varchar[];
BEGIN
--- Fetch actor following
SELECT array_agg(following.follower_address) INTO actor_user_following FROM following_relationships
JOIN users ON users.id = following_relationships.follower_id
JOIN users AS following ON following.id = following_relationships.following_id
WHERE users.ap_id = actor;
--- Fetch our initial activity.
SELECT * INTO activity FROM activities WHERE activities.data->>'id' = activity_id;
LOOP
--- Ensure that we have an activity before continuing.
--- If we don't, the thread is not satisfiable.
IF activity IS NULL THEN
RETURN false;
END IF;
--- We only care about Create activities.
IF activity.data->>'type' != 'Create' THEN
RETURN true;
END IF;
--- Normalize the child object into child.
SELECT * INTO child FROM objects
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's AS2 following collection.
SELECT COALESCE(users.follower_address, '') INTO author_fa FROM users WHERE users.ap_id = activity.actor;
--- 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 NOT valid_recipients && activity.recipients THEN
--- activity not visible, break out of the loop
RETURN false;
END IF;
--- If there's a parent, load it and do this all over again.
IF (child.data->'inReplyTo' IS NOT NULL) AND (child.data->'inReplyTo' != 'null'::jsonb) THEN
SELECT * INTO activity FROM activities
INNER JOIN objects ON COALESCE(activities.data->'object'->>'id', activities.data->>'object') = objects.data->>'id'
WHERE child.data->>'inReplyTo' = objects.data->>'id';
ELSE
RETURN true;
END IF;
END LOOP;
END;
$$ LANGUAGE plpgsql IMMUTABLE;
"""
end
end

14
test/pleroma/web/mastodon_api/controllers/account_controller_test.exs
View File

@ -407,6 +407,20 @@ defmodule Pleroma.Web.MastodonAPI.AccountControllerTest do
assert id_two == to_string(activity.id)
end
test "gets local-only statuses for authenticated users", %{user: _user, conn: conn} do
user_one = insert(:user)
{:ok, activity} = CommonAPI.post(user_one, %{status: "HI!!!", visibility: "local"})
resp =
conn
|> get("/api/v1/accounts/#{user_one.id}/statuses")
|> json_response_and_validate_schema(200)
assert [%{"id" => id}] = resp
assert id == to_string(activity.id)
end
test "gets an users media, excludes reblogs", %{conn: conn} do
note = insert(:note_activity)
user = User.get_cached_by_ap_id(note.data["actor"])