defmodule Mobilizon.Service.ActivityPub.Converter.Actor do @moduledoc """ Actor converter. This module allows to convert events from ActivityStream format to our own internal one, and back. """ alias Mobilizon.Actors.Actor, as: ActorModel alias Mobilizon.Service.ActivityPub.{Converter, Convertible} @behaviour Converter defimpl Convertible, for: ActorModel do alias Mobilizon.Service.ActivityPub.Converter.Actor, as: ActorConverter defdelegate model_to_as(actor), to: ActorConverter end @doc """ Converts an AP object data to our internal data structure. """ @impl Converter @spec as_to_model_data(map) :: map def as_to_model_data(object) do avatar = object["icon"]["url"] && %{ "name" => object["icon"]["name"] || "avatar", "url" => object["icon"]["url"] } banner = object["image"]["url"] && %{ "name" => object["image"]["name"] || "banner", "url" => object["image"]["url"] } %{ "type" => String.to_existing_atom(object["type"]), "preferred_username" => object["preferredUsername"], "summary" => object["summary"], "url" => object["id"], "name" => object["name"], "avatar" => avatar, "banner" => banner, "keys" => object["publicKey"]["publicKeyPem"], "manually_approves_followers" => object["manuallyApprovesFollowers"] } end @doc """ Convert an actor struct to an ActivityStream representation. """ @impl Converter @spec model_to_as(ActorModel.t()) :: map def model_to_as(%ActorModel{} = actor) do %{ "type" => Atom.to_string(actor.type), "to" => ["https://www.w3.org/ns/activitystreams#Public"], "preferred_username" => actor.preferred_username, "name" => actor.name, "summary" => actor.summary, "following" => ActorModel.build_url(actor.preferred_username, :following), "followers" => ActorModel.build_url(actor.preferred_username, :followers), "inbox" => ActorModel.build_url(actor.preferred_username, :inbox), "outbox" => ActorModel.build_url(actor.preferred_username, :outbox), "id" => ActorModel.build_url(actor.preferred_username, :page), "url" => actor.url } end end