update copyright years to 2019

[akkoma] / lib / pleroma / web / activity_pub / activity_pub_controller.ex

diff --git a/lib/pleroma/web/activity_pub/activity_pub_controller.ex b/lib/pleroma/web/activity_pub/activity_pub_controller.ex
index 2750add8b35b49737d7969858f7e97353191f0ed..fc7972eaf3effcee18de0a5032c68177ae3e84f0 100644 (file)
--- a/lib/pleroma/web/activity_pub/activity_pub_controller.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub_controller.ex
@@ -1,15 +1,35 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Web.ActivityPub.ActivityPubController do
   use Pleroma.Web, :controller
-  alias Pleroma.{User, Object}
+  alias Pleroma.{Activity, User, Object}
   alias Pleroma.Web.ActivityPub.{ObjectView, UserView}
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Relay
+  alias Pleroma.Web.ActivityPub.Utils
+  alias Pleroma.Web.ActivityPub.Transmogrifier
   alias Pleroma.Web.Federator
 
   require Logger
 
   action_fallback(:errors)
 
+  plug(Pleroma.Web.FederatingPlug when action in [:inbox, :relay])
+  plug(:relay_active? when action in [:relay])
+
+  def relay_active?(conn, _) do
+    if Keyword.get(Application.get_env(:pleroma, :instance), :allow_relay) do
+      conn
+    else
+      conn
+      |> put_status(404)
+      |> json(%{error: "not found"})
+      |> halt
+    end
+  end
+
   def user(conn, %{"nickname" => nickname}) do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
          {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
@@ -74,20 +94,24 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     end
   end
 
-  def outbox(conn, %{"nickname" => nickname, "max_id" => max_id}) do
+  def outbox(conn, %{"nickname" => nickname} = params) do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
          {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
       conn
       |> put_resp_header("content-type", "application/activity+json")
-      |> json(UserView.render("outbox.json", %{user: user, max_id: max_id}))
+      |> json(UserView.render("outbox.json", %{user: user, max_id: params["max_id"]}))
     end
   end
 
-  def outbox(conn, %{"nickname" => nickname}) do
-    outbox(conn, %{"nickname" => nickname, "max_id" => nil})
+  def inbox(%{assigns: %{valid_signature: true}} = conn, %{"nickname" => nickname} = params) do
+    with %User{} = user <- User.get_cached_by_nickname(nickname),
+         true <- Utils.recipient_in_message(user.ap_id, params),
+         params <- Utils.maybe_splice_recipient(user.ap_id, params) do
+      Federator.enqueue(:incoming_ap_doc, params)
+      json(conn, "ok")
+    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")
@@ -118,7 +142,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     json(conn, "error")
   end
 
-  def relay(conn, params) do
+  def relay(conn, _params) do
     with %User{} = user <- Relay.get_actor(),
          {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
       conn
@@ -129,6 +153,57 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     end
   end
 
+  def read_inbox(%{assigns: %{user: user}} = conn, %{"nickname" => nickname} = params) do
+    if nickname == user.nickname do
+      conn
+      |> put_resp_header("content-type", "application/activity+json")
+      |> json(UserView.render("inbox.json", %{user: user, max_id: params["max_id"]}))
+    else
+      conn
+      |> put_status(:forbidden)
+      |> json("can't read inbox of #{nickname} as #{user.nickname}")
+    end
+  end
+
+  def update_outbox(
+        %{assigns: %{user: user}} = conn,
+        %{"nickname" => nickname, "type" => "Create"} = params
+      ) do
+    if nickname == user.nickname do
+      actor = user.ap_id()
+
+      params =
+        params
+        |> Map.drop(["id"])
+        |> Map.put("actor", actor)
+        |> Transmogrifier.fix_addressing()
+
+      object =
+        params["object"]
+        |> Map.merge(Map.take(params, ["to", "cc"]))
+        |> Map.put("attributedTo", actor)
+        |> Transmogrifier.fix_object()
+
+      with {:ok, %Activity{} = activity} <-
+             ActivityPub.create(%{
+               to: params["to"],
+               actor: user,
+               context: object["context"],
+               object: object,
+               additional: Map.take(params, ["cc"])
+             }) do
+        conn
+        |> put_status(:created)
+        |> put_resp_header("location", activity.data["id"])
+        |> json(activity.data)
+      end
+    else
+      conn
+      |> put_status(:forbidden)
+      |> json("can't update outbox of #{nickname} as #{user.nickname}")
+    end
+  end
+
   def errors(conn, {:error, :not_found}) do
     conn
     |> put_status(404)