mobilizon.chapril.org-mobil.../lib/mobilizon_web/controllers/activity_pub_controller.ex

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# Portions of this file are derived from Pleroma:
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social>
# SPDX-License-Identifier: AGPL-3.0-only
# Upstream: https://git.pleroma.social/pleroma/pleroma/blob/develop/lib/pleroma/web/activity_pub/activity_pub_controller.ex
defmodule MobilizonWeb.ActivityPubController do
use MobilizonWeb, :controller
alias Mobilizon.{Actors, Actors.Actor}
alias MobilizonWeb.ActivityPub.ActorView
alias Mobilizon.Service.ActivityPub
alias Mobilizon.Service.Federator
require Logger
action_fallback(:errors)
def following(conn, %{"name" => name, "page" => page}) do
with {page, ""} <- Integer.parse(page),
%Actor{} = actor <- Actors.get_local_actor_by_name_with_everything(name) do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ActorView.render("following.json", %{actor: actor, page: page}))
end
end
def following(conn, %{"name" => name}) do
with %Actor{} = actor <- Actors.get_local_actor_by_name_with_everything(name) do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ActorView.render("following.json", %{actor: actor}))
end
end
def followers(conn, %{"name" => name, "page" => page}) do
with {page, ""} <- Integer.parse(page),
%Actor{} = actor <- Actors.get_local_actor_by_name_with_everything(name) do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ActorView.render("followers.json", %{actor: actor, page: page}))
end
end
def followers(conn, %{"name" => name}) do
with %Actor{} = actor <- Actors.get_local_actor_by_name_with_everything(name) do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ActorView.render("followers.json", %{actor: actor}))
end
end
def outbox(conn, %{"name" => name, "page" => page}) do
with {page, ""} <- Integer.parse(page),
%Actor{} = actor <- Actors.get_local_actor_by_name(name) do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ActorView.render("outbox.json", %{actor: actor, page: page}))
end
end
def outbox(conn, %{"name" => name}) do
with %Actor{} = actor <- Actors.get_local_actor_by_name(name) do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ActorView.render("outbox.json", %{actor: actor}))
end
end
# TODO: Ensure that this inbox is a recipient of the message
def inbox(%{assigns: %{valid_signature: true}} = conn, params) do
Federator.enqueue(:incoming_ap_doc, params)
json(conn, "ok")
end
# only accept relayed Creates
def inbox(conn, %{"type" => "Create"} = params) do
Logger.info(
"Signature missing or not from author, relayed Create message, fetching object from source"
)
ActivityPub.fetch_object_from_url(params["object"]["id"])
json(conn, "ok")
end
def inbox(conn, params) do
headers = Enum.into(conn.req_headers, %{})
if String.contains?(headers["signature"], params["actor"]) do
Logger.error(
"Signature validation error for: #{params["actor"]}, make sure you are forwarding the HTTP Host header!"
)
Logger.error(inspect(conn.req_headers))
end
json(conn, "error")
end
def errors(conn, {:error, :not_found}) do
conn
|> put_status(404)
|> json("Not found")
end
def errors(conn, _e) do
conn
|> put_status(500)
|> json("Unknown Error")
end
end