# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.Transmogrifier do
alias Pleroma.Repo
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
+ alias Pleroma.Web.ActivityPub.ObjectValidator
+ alias Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator
+ alias Pleroma.Web.ActivityPub.Pipeline
alias Pleroma.Web.ActivityPub.Utils
alias Pleroma.Web.ActivityPub.Visibility
alias Pleroma.Web.Federator
|> handle_incoming(options)
end
- def handle_incoming(
- %{"type" => "Like", "object" => object_id, "actor" => _actor, "id" => id} = data,
- _options
- ) do
- with actor <- Containment.get_actor(data),
- {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor),
- {:ok, object} <- get_obj_helper(object_id),
- {:ok, activity, _object} <- ActivityPub.like(actor, object, id, false) do
+ def handle_incoming(%{"type" => "Like"} = data, _options) do
+ with {_, {:ok, cast_data_sym}} <-
+ {:casting_data,
+ data |> LikeValidator.cast_data() |> Ecto.Changeset.apply_action(:insert)},
+ {_, cast_data} <-
+ {:stringify_keys, ObjectValidator.stringify_keys(cast_data_sym |> Map.from_struct())},
+ :ok <- ObjectValidator.fetch_actor_and_object(cast_data),
+ {_, {:ok, cast_data}} <- {:maybe_add_context, maybe_add_context_from_object(cast_data)},
+ {_, {:ok, cast_data}} <-
+ {:maybe_add_recipients, maybe_add_recipients_from_object(cast_data)},
+ {_, {:ok, activity, _meta}} <-
+ {:common_pipeline, Pipeline.common_pipeline(cast_data, local: false)} do
{:ok, activity}
else
- _e -> :error
+ e -> {:error, e}
end
end
def maybe_fix_user_url(data), do: data
def maybe_fix_user_object(data), do: maybe_fix_user_url(data)
+
+ defp maybe_add_context_from_object(%{"context" => context} = data) when is_binary(context),
+ do: {:ok, data}
+
+ defp maybe_add_context_from_object(%{"object" => object} = data) when is_binary(object) do
+ if object = Object.normalize(object) do
+ data =
+ data
+ |> Map.put("context", object.data["context"])
+
+ {:ok, data}
+ else
+ {:error, "No context on referenced object"}
+ end
+ end
+
+ defp maybe_add_context_from_object(_) do
+ {:error, "No referenced object"}
+ end
+
+ defp maybe_add_recipients_from_object(%{"object" => object} = data) do
+ to = data["to"] || []
+ cc = data["cc"] || []
+
+ if to == [] && cc == [] do
+ if object = Object.normalize(object) do
+ data =
+ data
+ |> Map.put("to", [object.data["actor"]])
+ |> Map.put("cc", cc)
+
+ {:ok, data}
+ else
+ {:error, "No actor on referenced object"}
+ end
+ else
+ {:ok, data}
+ end
+ end
+
+ defp maybe_add_recipients_from_object(_) do
+ {:error, "No referenced object"}
+ end
end