honkoma/lib/pleroma/object.ex

94 lines
2.4 KiB
Elixir
Raw Normal View History

# Pleroma: A lightweight social networking server
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
2017-03-21 08:21:52 +00:00
defmodule Pleroma.Object do
use Ecto.Schema
alias Pleroma.{Repo, Object, User, Activity, ObjectTombstone}
2017-05-09 16:11:51 +00:00
import Ecto.{Query, Changeset}
2017-03-21 08:21:52 +00:00
schema "objects" do
2018-03-30 13:01:53 +00:00
field(:data, :map)
2017-03-21 08:21:52 +00:00
timestamps()
end
2017-05-16 13:31:11 +00:00
def create(data) do
Object.change(%Object{}, %{data: data})
2018-03-30 13:01:53 +00:00
|> Repo.insert()
2017-05-16 13:31:11 +00:00
end
2017-05-09 16:11:51 +00:00
def change(struct, params \\ %{}) do
2017-11-19 01:22:07 +00:00
struct
2017-05-09 16:11:51 +00:00
|> cast(params, [:data])
|> validate_required([:data])
|> unique_constraint(:ap_id, name: :objects_unique_apid_index)
end
2017-10-24 06:39:24 +00:00
def get_by_ap_id(nil), do: nil
2018-03-30 13:01:53 +00:00
def get_by_ap_id(ap_id) do
2018-03-30 13:01:53 +00:00
Repo.one(from(object in Object, where: fragment("(?)->>'id' = ?", object.data, ^ap_id)))
end
def normalize(obj) when is_map(obj), do: Object.get_by_ap_id(obj["id"])
def normalize(ap_id) when is_binary(ap_id), do: Object.get_by_ap_id(ap_id)
def normalize(_), do: nil
# Owned objects can only be mutated by their owner
def authorize_mutation(%Object{data: %{"actor" => actor}}, %User{ap_id: ap_id}),
do: actor == ap_id
# Legacy objects can be mutated by anybody
def authorize_mutation(%Object{}, %User{}), do: true
2018-11-16 20:35:08 +00:00
if Mix.env() == :test do
def get_cached_by_ap_id(ap_id) do
2017-05-01 14:12:20 +00:00
get_by_ap_id(ap_id)
2018-11-16 20:35:08 +00:00
end
else
def get_cached_by_ap_id(ap_id) do
2017-05-01 14:12:20 +00:00
key = "object:#{ap_id}"
2018-03-30 13:01:53 +00:00
Cachex.fetch!(:object_cache, key, fn _ ->
object = get_by_ap_id(ap_id)
if object do
{:commit, object}
else
{:ignore, object}
end
end)
2017-05-01 14:12:20 +00:00
end
end
def context_mapping(context) do
Object.change(%Object{}, %{data: %{"id" => context}})
end
def make_tombstone(%Object{data: %{"id" => id, "type" => type}}, deleted \\ DateTime.utc_now()) do
%ObjectTombstone{
id: id,
formerType: type,
deleted: deleted
}
|> Map.from_struct()
end
def swap_object_with_tombstone(object) do
tombstone = make_tombstone(object)
object
|> Object.change(%{data: tombstone})
|> Repo.update()
end
def delete(%Object{data: %{"id" => id}} = object) do
with {:ok, _obj} = swap_object_with_tombstone(object),
Repo.delete_all(Activity.all_non_create_by_object_ap_id_q(id)),
{:ok, true} <- Cachex.del(:object_cache, "object:#{id}") do
{:ok, object}
end
end
2017-03-21 08:21:52 +00:00
end