diff options
4 files changed, 110 insertions, 0 deletions
diff --git a/lib/pleroma/web/activity_pub/builder.ex b/lib/pleroma/web/activity_pub/builder.ex index 1b4c421b8..e1f88e6cc 100644 --- a/lib/pleroma/web/activity_pub/builder.ex +++ b/lib/pleroma/web/activity_pub/builder.ex @@ -14,6 +14,19 @@ defmodule Pleroma.Web.ActivityPub.Builder do require Pleroma.Constants + @spec accept(User.t(), Activity.t()) :: {:ok, map(), keyword()} + def accept(actor, accepted_activity) do + data = %{ + "id" => Utils.generate_activity_id(), + "actor" => actor.ap_id, + "type" => "Accept", + "object" => accepted_activity.data["id"], + "to" => [accepted_activity.actor] + } + + {:ok, data, []} + end + @spec follow(User.t(), User.t()) :: {:ok, map(), keyword()} def follow(follower, followed) do data = %{ diff --git a/lib/pleroma/web/activity_pub/object_validator.ex b/lib/pleroma/web/activity_pub/object_validator.ex index e1114a44d..d9dd2bc30 100644 --- a/lib/pleroma/web/activity_pub/object_validator.ex +++ b/lib/pleroma/web/activity_pub/object_validator.ex @@ -13,6 +13,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do alias Pleroma.EctoType.ActivityPub.ObjectValidators alias Pleroma.Object alias Pleroma.User + alias Pleroma.Web.ActivityPub.ObjectValidators.AcceptValidator alias Pleroma.Web.ActivityPub.ObjectValidators.AnnounceValidator alias Pleroma.Web.ActivityPub.ObjectValidators.AnswerValidator alias Pleroma.Web.ActivityPub.ObjectValidators.BlockValidator @@ -30,6 +31,16 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do @spec validate(map(), keyword()) :: {:ok, map(), keyword()} | {:error, any()} def validate(object, meta) + def validate(%{"type" => "Accept"} = object, meta) do + with {:ok, object} <- + object + |> AcceptValidator.cast_and_validate() + |> Ecto.Changeset.apply_action(:insert) do + object = stringify_keys(object) + {:ok, object, meta} + end + end + def validate(%{"type" => "Follow"} = object, meta) do with {:ok, object} <- object diff --git a/lib/pleroma/web/activity_pub/object_validators/accept_validator.ex b/lib/pleroma/web/activity_pub/object_validators/accept_validator.ex new file mode 100644 index 000000000..b81e078e3 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/accept_validator.ex @@ -0,0 +1,42 @@ +# 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.AcceptValidator do + use Ecto.Schema + + alias Pleroma.EctoType.ActivityPub.ObjectValidators + + import Ecto.Changeset + import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations + + @primary_key false + + embedded_schema do + field(:id, ObjectValidators.ObjectID, primary_key: true) + field(:type, :string) + field(:object, ObjectValidators.ObjectID) + field(:actor, ObjectValidators.ObjectID) + field(:to, ObjectValidators.Recipients, default: []) + field(:cc, ObjectValidators.Recipients, default: []) + end + + def cast_data(data) do + %__MODULE__{} + |> cast(data, __schema__(:fields)) + end + + def validate_data(cng) do + cng + |> validate_required([:id, :type, :actor, :to, :cc, :object]) + |> validate_inclusion(:type, ["Accept"]) + |> validate_actor_presence() + |> validate_object_presence() + end + + def cast_and_validate(data) do + data + |> cast_data + |> validate_data + end +end diff --git a/test/web/activity_pub/object_validators/accept_validation_test.exs b/test/web/activity_pub/object_validators/accept_validation_test.exs new file mode 100644 index 000000000..7f5dc14af --- /dev/null +++ b/test/web/activity_pub/object_validators/accept_validation_test.exs @@ -0,0 +1,44 @@ +# 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.AcceptValidationTest do + use Pleroma.DataCase + alias Pleroma.Web.ActivityPub.Builder + alias Pleroma.Web.ActivityPub.Pipeline + alias Pleroma.Web.ActivityPub.ObjectValidator + + import Pleroma.Factory + + setup do + follower = insert(:user) + followed = insert(:user, local: false) + + {:ok, follow_data, _} = Builder.follow(follower, followed) + {:ok, follow_activity, _} = Pipeline.common_pipeline(follow_data, local: true) + + {:ok, accept_data, _} = Builder.accept(followed, follow_activity) + + %{accept_data: accept_data, followed: followed} + end + + test "it validates a basic 'accept'", %{accept_data: accept_data} do + assert {:ok, _, _} = ObjectValidator.validate(accept_data, []) + end + + test "it fails when the actor doesn't exist", %{accept_data: accept_data} do + accept_data = + accept_data + |> Map.put("actor", "https://gensokyo.2hu/users/raymoo") + + assert {:error, _} = ObjectValidator.validate(accept_data, []) + end + + test "it fails when the accepted activity doesn't exist", %{accept_data: accept_data} do + accept_data = + accept_data + |> Map.put("object", "https://gensokyo.2hu/users/raymoo/follows/1") + + assert {:error, _} = ObjectValidator.validate(accept_data, []) + end +end |