134 lines
3.9 KiB
Elixir
134 lines
3.9 KiB
Elixir
defmodule MobilizonWeb.ActivityPubController do
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use MobilizonWeb, :controller
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alias Mobilizon.{Actors, Actors.Actor, Events, Events.Event}
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alias MobilizonWeb.ActivityPub.{ObjectView, ActorView}
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alias Mobilizon.Service.ActivityPub
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alias Mobilizon.Service.Federator
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require Logger
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action_fallback(:errors)
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def actor(conn, %{"name" => name}) do
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with %Actor{} = actor <- Actors.get_local_actor_by_name(name) do
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case get_req_header(conn, "accept") do
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["application/activity+json"] ->
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conn
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|> put_resp_header("content-type", "application/activity+json")
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|> json(ActorView.render("actor.json", %{actor: actor}))
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_ ->
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conn
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|> put_resp_content_type("text/html")
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|> send_file(200, "priv/static/index.html")
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end
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else
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nil -> {:error, :not_found}
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end
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end
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def event(conn, %{"uuid" => uuid}) do
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with %Event{} = event <- Events.get_event_full_by_uuid(uuid),
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true <- event.public do
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conn
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|> put_resp_header("content-type", "application/activity+json")
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|> json(ObjectView.render("event.json", %{event: event}))
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else
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false ->
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{:error, :not_found}
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end
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end
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def following(conn, %{"name" => name, "page" => page}) do
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with %Actor{} = actor <- Actors.get_local_actor_by_name(name) do
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{page, _} = Integer.parse(page)
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conn
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|> put_resp_header("content-type", "application/activity+json")
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|> json(ActorView.render("following.json", %{actor: actor, page: page}))
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end
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end
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def following(conn, %{"name" => name}) do
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with %Actor{} = actor <- Actors.get_local_actor_by_name(name) do
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conn
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|> put_resp_header("content-type", "application/activity+json")
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|> json(ActorView.render("following.json", %{actor: actor}))
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end
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end
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def followers(conn, %{"name" => name, "page" => page}) do
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with %Actor{} = actor <- Actors.get_local_actor_by_name(name) do
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{page, _} = Integer.parse(page)
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conn
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|> put_resp_header("content-type", "application/activity+json")
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|> json(ActorView.render("followers.json", %{actor: actor, page: page}))
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end
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end
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def followers(conn, %{"name" => name}) do
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with %Actor{} = actor <- Actors.get_local_actor_by_name(name) do
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conn
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|> put_resp_header("content-type", "application/activity+json")
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|> json(ActorView.render("followers.json", %{actor: actor}))
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end
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end
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def outbox(conn, %{"name" => name, "page" => page}) do
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with {page, ""} = Integer.parse(page),
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%Actor{} = actor <- Actors.get_local_actor_by_name(name) do
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conn
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|> put_resp_header("content-type", "application/activity+json")
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|> json(ActorView.render("outbox.json", %{actor: actor, page: page}))
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end
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end
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def outbox(conn, %{"name" => username}) do
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outbox(conn, %{"name" => username, "page" => "0"})
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end
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# TODO: Ensure that this inbox is a recipient of the message
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def inbox(%{assigns: %{valid_signature: true}} = conn, params) do
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Federator.enqueue(:incoming_ap_doc, params)
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json(conn, "ok")
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end
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# only accept relayed Creates
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def inbox(conn, %{"type" => "Create"} = params) do
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Logger.info(
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"Signature missing or not from author, relayed Create message, fetching object from source"
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)
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ActivityPub.fetch_object_from_url(params["object"]["id"])
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json(conn, "ok")
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end
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def inbox(conn, params) do
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headers = Enum.into(conn.req_headers, %{})
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if String.contains?(headers["signature"], params["actor"]) do
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Logger.info(
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"Signature validation error for: #{params["actor"]}, make sure you are forwarding the HTTP Host header!"
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)
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Logger.info(inspect(conn.req_headers))
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end
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json(conn, "error")
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end
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def errors(conn, {:error, :not_found}) do
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conn
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|> put_status(404)
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|> json("Not found")
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end
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def errors(conn, _e) do
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conn
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|> put_status(500)
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|> json("error")
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end
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end
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