+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator do
use Ecto.Schema
- import Ecto.Changeset
+ alias Pleroma.Object
alias Pleroma.Web.ActivityPub.ObjectValidators.Types
alias Pleroma.Web.ActivityPub.Utils
- alias Pleroma.User
- alias Pleroma.Object
+
+ import Ecto.Changeset
+ import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations
@primary_key false
embedded_schema do
- field(:id, :string, primary_key: true)
+ field(:id, Types.ObjectID, primary_key: true)
field(:type, :string)
field(:object, Types.ObjectID)
field(:actor, Types.ObjectID)
field(:context, :string)
- field(:to, {:array, :string})
- field(:cc, {:array, :string})
+ field(:to, Types.Recipients, default: [])
+ field(:cc, Types.Recipients, default: [])
end
def cast_and_validate(data) do
def cast_data(data) do
%__MODULE__{}
- |> cast(data, [:id, :type, :object, :actor, :context, :to, :cc])
+ |> changeset(data)
+ end
+
+ def changeset(struct, data) do
+ struct
+ |> cast(data, __schema__(:fields))
+ |> fix_after_cast()
+ end
+
+ def fix_after_cast(cng) do
+ cng
+ |> fix_recipients()
+ |> fix_context()
+ end
+
+ def fix_context(cng) do
+ object = get_field(cng, :object)
+
+ with nil <- get_field(cng, :context),
+ %Object{data: %{"context" => context}} <- Object.get_cached_by_ap_id(object) do
+ cng
+ |> put_change(:context, context)
+ else
+ _ ->
+ cng
+ end
+ end
+
+ def fix_recipients(cng) do
+ to = get_field(cng, :to)
+ cc = get_field(cng, :cc)
+ object = get_field(cng, :object)
+
+ with {[], []} <- {to, cc},
+ %Object{data: %{"actor" => actor}} <- Object.get_cached_by_ap_id(object),
+ {:ok, actor} <- Types.ObjectID.cast(actor) do
+ cng
+ |> put_change(:to, [actor])
+ else
+ _ ->
+ cng
+ end
end
def validate_data(data_cng) do
data_cng
|> validate_inclusion(:type, ["Like"])
- |> validate_required([:id, :type, :object, :actor, :context])
- |> validate_change(:actor, &actor_valid?/2)
- |> validate_change(:object, &object_valid?/2)
+ |> validate_required([:id, :type, :object, :actor, :context, :to, :cc])
+ |> validate_actor_presence()
+ |> validate_object_presence()
|> validate_existing_like()
end
end
def validate_existing_like(cng), do: cng
-
- def actor_valid?(field_name, actor) do
- if User.get_cached_by_ap_id(actor) do
- []
- else
- [{field_name, "can't find user"}]
- end
- end
-
- def object_valid?(field_name, object) do
- if Object.get_cached_by_ap_id(object) do
- []
- else
- [{field_name, "can't find object"}]
- end
- end
end