Search: Add option to search with the websearch function

This commit is contained in:
lain 2020-11-19 16:12:01 +01:00
parent 6f9b03384f
commit a60242464e
2 changed files with 73 additions and 3 deletions

View file

@ -19,11 +19,13 @@ defmodule Pleroma.Activity.Search do
offset = Keyword.get(options, :offset, 0)
author = Keyword.get(options, :author)
search_function = Pleroma.Config.get([:instance, :search_function], :plain)
Activity
|> Activity.with_preloaded_object()
|> Activity.restrict_deactivated_users()
|> restrict_public()
|> query_with(index_type, search_query)
|> query_with(index_type, search_query, search_function)
|> maybe_restrict_local(user)
|> maybe_restrict_author(author)
|> maybe_restrict_blocked(user)
@ -50,7 +52,7 @@ defmodule Pleroma.Activity.Search do
)
end
defp query_with(q, :gin, search_query) do
defp query_with(q, :gin, search_query, :plain) do
from([a, o] in q,
where:
fragment(
@ -61,7 +63,18 @@ defmodule Pleroma.Activity.Search do
)
end
defp query_with(q, :rum, search_query) do
defp query_with(q, :gin, search_query, :websearch) do
from([a, o] in q,
where:
fragment(
"to_tsvector('english', ?->>'content') @@ websearch_to_tsquery('english', ?)",
o.data,
^search_query
)
)
end
defp query_with(q, :rum, search_query, :plain) do
from([a, o] in q,
where:
fragment(
@ -73,6 +86,18 @@ defmodule Pleroma.Activity.Search do
)
end
defp query_with(q, :rum, search_query, :websearch) do
from([a, o] in q,
where:
fragment(
"? @@ websearch_to_tsquery('english', ?)",
o.fts_content,
^search_query
),
order_by: [fragment("? <=> now()::date", o.inserted_at)]
)
end
defp maybe_restrict_local(q, user) do
limit = Pleroma.Config.get([:instance, :limit_to_local_content], :unauthenticated)

View file

@ -0,0 +1,45 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Activity.SearchTest do
use Pleroma.DataCase
import Pleroma.Factory
alias Pleroma.Web.CommonAPI
alias Pleroma.Activity.Search
test "it finds something" do
user = insert(:user)
{:ok, post} = CommonAPI.post(user, %{status: "it's wednesday my dudes"})
[result] = Search.search(nil, "wednesday")
assert result.id == post.id
end
test "using plainto_tsquery" do
clear_config([:instance, :search_function], :plain)
user = insert(:user)
{:ok, post} = CommonAPI.post(user, %{status: "it's wednesday my dudes"})
{:ok, _post2} = CommonAPI.post(user, %{status: "it's wednesday my bros"})
# plainto doesn't understand complex queries
assert [result] = Search.search(nil, "wednesday -dudes")
assert result.id == post.id
end
test "using websearch_to_tsquery" do
clear_config([:instance, :search_function], :websearch)
user = insert(:user)
{:ok, _post} = CommonAPI.post(user, %{status: "it's wednesday my dudes"})
{:ok, other_post} = CommonAPI.post(user, %{status: "it's wednesday my bros"})
assert [result] = Search.search(nil, "wednesday -dudes")
assert result.id == other_post.id
end
end