debianize-mobilizon/lib/eventos_web/controllers/activity_pub_controller.ex

104 lines
3.3 KiB
Elixir
Raw Normal View History

defmodule EventosWeb.ActivityPubController do
use EventosWeb, :controller
alias Eventos.{Actors, Actors.Actor, Events, Events.Event}
alias EventosWeb.ActivityPub.{ObjectView, ActorView}
alias Eventos.Service.ActivityPub
alias Eventos.Service.Federator
require Logger
action_fallback(:errors)
def actor(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("actor.json", %{actor: actor}))
end
end
def event(conn, %{"name" => name, "slug" => slug}) do
with %Event{} = event <- Events.get_event_full_by_name_and_slug!(name, slug) do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ObjectView.render("event.json", %{event: event}))
end
end
def following(conn, %{"name" => name, "page" => page}) do
with %Actor{} = actor <- Actors.get_local_actor_by_name(name) do
{page, _} = Integer.parse(page)
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(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 %Actor{} = actor <- Actors.get_local_actor_by_name(name) do
{page, _} = Integer.parse(page)
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(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" => username}) do
outbox(conn, %{"name" => username, "page" => "0"})
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
def inbox(conn, params) do
headers = Enum.into(conn.req_headers, %{})
if !String.contains?(headers["signature"] || "", params["actor"]) do
Logger.info("Signature not from author, relayed message, fetching from source")
ActivityPub.fetch_event_from_url(params["object"]["id"])
else
Logger.info("Signature error")
Logger.info("Could not validate #{params["actor"]}")
Logger.info(inspect(conn.req_headers))
end
json(conn, "ok")
end
def errors(conn, _e) do
conn
|> put_status(500)
|> json("error")
end
end