Add function to calculate associated object id

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Tusooa Zhu 2022-07-11 14:58:38 -04:00
parent 6ccab516a3
commit 06678fb4ad
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2 changed files with 111 additions and 0 deletions

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@ -0,0 +1,37 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Repo.Migrations.AddAssociatedObjectIdFunction do
use Ecto.Migration
def up do
statement = """
CREATE OR REPLACE FUNCTION associated_object_id(data jsonb) RETURNS varchar AS $$
DECLARE
object_data jsonb;
BEGIN
IF jsonb_typeof(data->'object') = 'array' THEN
object_data := data->'object'->0;
ELSE
object_data := data->'object';
END IF;
IF jsonb_typeof(object_data->'id') = 'string' THEN
RETURN object_data->>'id';
ELSIF jsonb_typeof(object_data) = 'string' THEN
RETURN object_data#>>'{}';
ELSE
RETURN NULL;
END IF;
END;
$$ LANGUAGE plpgsql IMMUTABLE;
"""
execute(statement)
end
def down do
execute("DROP FUNCTION IF EXISTS associated_object_id(data jsonb)")
end
end

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@ -278,4 +278,78 @@ test "add_by_params_query/3" do
assert Repo.aggregate(Activity, :count, :id) == 2 assert Repo.aggregate(Activity, :count, :id) == 2
end end
describe "associated_object_id() sql function" do
test "with json object" do
%{rows: [[object_id]]} =
Ecto.Adapters.SQL.query!(
Pleroma.Repo,
"""
select associated_object_id('{"object": {"id":"foobar"}}'::jsonb);
"""
)
assert object_id == "foobar"
end
test "with string object" do
%{rows: [[object_id]]} =
Ecto.Adapters.SQL.query!(
Pleroma.Repo,
"""
select associated_object_id('{"object": "foobar"}'::jsonb);
"""
)
assert object_id == "foobar"
end
test "with array object" do
%{rows: [[object_id]]} =
Ecto.Adapters.SQL.query!(
Pleroma.Repo,
"""
select associated_object_id('{"object": ["foobar", {}]}'::jsonb);
"""
)
assert object_id == "foobar"
end
test "invalid" do
%{rows: [[object_id]]} =
Ecto.Adapters.SQL.query!(
Pleroma.Repo,
"""
select associated_object_id('{"object": {}}'::jsonb);
"""
)
assert is_nil(object_id)
end
test "invalid object id" do
%{rows: [[object_id]]} =
Ecto.Adapters.SQL.query!(
Pleroma.Repo,
"""
select associated_object_id('{"object": {"id": 123}}'::jsonb);
"""
)
assert is_nil(object_id)
end
test "no object field" do
%{rows: [[object_id]]} =
Ecto.Adapters.SQL.query!(
Pleroma.Repo,
"""
select associated_object_id('{}'::jsonb);
"""
)
assert is_nil(object_id)
end
end
end end