X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Factivity_pub%2Factivity_pub_controller.ex;h=d625530ecb575586986e22735544299733fe498a;hb=4f47317f397421efa5a23dcbb234c8e1cb5fdf2b;hp=56862331851e92fd1d7cd5e5da80779e76c1334a;hpb=10ff01acd95d42314b4eb923e5b7a7191356b73e;p=akkoma

diff --git a/lib/pleroma/web/activity_pub/activity_pub_controller.ex b/lib/pleroma/web/activity_pub/activity_pub_controller.ex
index 568623318..d625530ec 100644
--- a/lib/pleroma/web/activity_pub/activity_pub_controller.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub_controller.ex
@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.ActivityPub.ActivityPubController do
@@ -9,32 +9,49 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
   alias Pleroma.Delivery
   alias Pleroma.Object
   alias Pleroma.Object.Fetcher
+  alias Pleroma.Plugs.EnsureAuthenticatedPlug
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Web.ActivityPub.Builder
   alias Pleroma.Web.ActivityPub.InternalFetchActor
   alias Pleroma.Web.ActivityPub.ObjectView
+  alias Pleroma.Web.ActivityPub.Pipeline
   alias Pleroma.Web.ActivityPub.Relay
   alias Pleroma.Web.ActivityPub.Transmogrifier
   alias Pleroma.Web.ActivityPub.UserView
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.ActivityPub.Visibility
+  alias Pleroma.Web.FederatingPlug
   alias Pleroma.Web.Federator
 
   require Logger
 
   action_fallback(:errors)
 
+  @federating_only_actions [:internal_fetch, :relay, :relay_following, :relay_followers]
+
+  plug(FederatingPlug when action in @federating_only_actions)
+
+  plug(
+    EnsureAuthenticatedPlug,
+    [unless_func: &FederatingPlug.federating?/0] when action not in @federating_only_actions
+  )
+
+  plug(
+    EnsureAuthenticatedPlug
+    when action in [:read_inbox, :update_outbox, :whoami, :upload_media, :following, :followers]
+  )
+
   plug(
     Pleroma.Plugs.Cache,
     [query_params: false, tracking_fun: &__MODULE__.track_object_fetch/2]
     when action in [:activity, :object]
   )
 
-  plug(Pleroma.Web.FederatingPlug when action in [:inbox, :relay])
   plug(:set_requester_reachable when action in [:inbox])
   plug(:relay_active? when action in [:relay])
 
-  def relay_active?(conn, _) do
+  defp relay_active?(conn, _) do
     if Pleroma.Config.get([:instance, :allow_relay]) do
       conn
     else
@@ -45,7 +62,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
   end
 
   def user(conn, %{"nickname" => nickname}) do
-    with %User{} = user <- User.get_cached_by_nickname(nickname),
+    with %User{local: true} = user <- User.get_cached_by_nickname(nickname),
          {:ok, user} <- User.ensure_keys_present(user) do
       conn
       |> put_resp_content_type("application/activity+json")
@@ -53,6 +70,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
       |> render("user.json", %{user: user})
     else
       nil -> {:error, :not_found}
+      %{local: false} -> {:error, :not_found}
     end
   end
 
@@ -126,11 +144,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
   end
 
   # GET /relay/following
-  def following(%{assigns: %{relay: true}} = conn, _params) do
-    conn
-    |> put_resp_content_type("application/activity+json")
-    |> put_view(UserView)
-    |> render("following.json", %{user: Relay.get_actor()})
+  def relay_following(conn, _params) do
+    with %{halted: false} = conn <- FederatingPlug.call(conn, []) do
+      conn
+      |> put_resp_content_type("application/activity+json")
+      |> put_view(UserView)
+      |> render("following.json", %{user: Relay.get_actor()})
+    end
   end
 
   def following(%{assigns: %{user: for_user}} = conn, %{"nickname" => nickname, "page" => page}) do
@@ -163,11 +183,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
   end
 
   # GET /relay/followers
-  def followers(%{assigns: %{relay: true}} = conn, _params) do
-    conn
-    |> put_resp_content_type("application/activity+json")
-    |> put_view(UserView)
-    |> render("followers.json", %{user: Relay.get_actor()})
+  def relay_followers(conn, _params) do
+    with %{halted: false} = conn <- FederatingPlug.call(conn, []) do
+      conn
+      |> put_resp_content_type("application/activity+json")
+      |> put_view(UserView)
+      |> render("followers.json", %{user: Relay.get_actor()})
+    end
   end
 
   def followers(%{assigns: %{user: for_user}} = conn, %{"nickname" => nickname, "page" => page}) do
@@ -199,13 +221,16 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     end
   end
 
-  def outbox(conn, %{"nickname" => nickname, "page" => page?} = params)
+  def outbox(
+        %{assigns: %{user: for_user}} = conn,
+        %{"nickname" => nickname, "page" => page?} = params
+      )
       when page? in [true, "true"] do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
          {:ok, user} <- User.ensure_keys_present(user) do
       activities =
         if params["max_id"] do
-          ActivityPub.fetch_user_activities(user, nil, %{
+          ActivityPub.fetch_user_activities(user, for_user, %{
             "max_id" => params["max_id"],
             # This is a hack because postgres generates inefficient queries when filtering by
             # 'Answer', poll votes will be hidden by the visibility filter in this case anyway
@@ -213,7 +238,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
             "limit" => 10
           })
         else
-          ActivityPub.fetch_user_activities(user, nil, %{
+          ActivityPub.fetch_user_activities(user, for_user, %{
             "limit" => 10,
             "include_poll_votes" => true
           })
@@ -254,9 +279,17 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     json(conn, "ok")
   end
 
-  # only accept relayed Creates
-  def inbox(conn, %{"type" => "Create"} = params) do
-    Logger.info(
+  # POST /relay/inbox -or- POST /internal/fetch/inbox
+  def inbox(conn, params) do
+    if params["type"] == "Create" && FederatingPlug.federating?() do
+      post_inbox_relayed_create(conn, params)
+    else
+      post_inbox_fallback(conn, params)
+    end
+  end
+
+  defp post_inbox_relayed_create(conn, params) do
+    Logger.debug(
       "Signature missing or not from author, relayed Create message, fetching object from source"
     )
 
@@ -265,18 +298,21 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     json(conn, "ok")
   end
 
-  def inbox(conn, params) do
+  defp post_inbox_fallback(conn, params) do
     headers = Enum.into(conn.req_headers, %{})
 
-    if String.contains?(headers["signature"], params["actor"]) do
-      Logger.info(
+    if headers["signature"] && params["actor"] &&
+         String.contains?(headers["signature"], params["actor"]) do
+      Logger.debug(
         "Signature validation error for: #{params["actor"]}, make sure you are forwarding the HTTP Host header!"
       )
 
-      Logger.info(inspect(conn.req_headers))
+      Logger.debug(inspect(conn.req_headers))
     end
 
-    json(conn, dgettext("errors", "error"))
+    conn
+    |> put_status(:bad_request)
+    |> json(dgettext("errors", "error"))
   end
 
   defp represent_service_actor(%User{} = user, conn) do
@@ -310,21 +346,19 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     |> render("user.json", %{user: user})
   end
 
-  def whoami(_conn, _params), do: {:error, :not_found}
-
   def read_inbox(
-        %{assigns: %{user: %{nickname: nickname} = user}} = conn,
+        %{assigns: %{user: %User{nickname: nickname} = user}} = conn,
         %{"nickname" => nickname, "page" => page?} = params
       )
       when page? in [true, "true"] do
     activities =
       if params["max_id"] do
-        ActivityPub.fetch_activities([user.ap_id | user.following], %{
+        ActivityPub.fetch_activities([user.ap_id | User.following(user)], %{
           "max_id" => params["max_id"],
           "limit" => 10
         })
       else
-        ActivityPub.fetch_activities([user.ap_id | user.following], %{"limit" => 10})
+        ActivityPub.fetch_activities([user.ap_id | User.following(user)], %{"limit" => 10})
       end
 
     conn
@@ -336,7 +370,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     })
   end
 
-  def read_inbox(%{assigns: %{user: %{nickname: nickname} = user}} = conn, %{
+  def read_inbox(%{assigns: %{user: %User{nickname: nickname} = user}} = conn, %{
         "nickname" => nickname
       }) do
     with {:ok, user} <- User.ensure_keys_present(user) do
@@ -347,15 +381,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     end
   end
 
-  def read_inbox(%{assigns: %{user: nil}} = conn, %{"nickname" => nickname}) do
-    err = dgettext("errors", "can't read inbox of %{nickname}", nickname: nickname)
-
-    conn
-    |> put_status(:forbidden)
-    |> json(err)
-  end
-
-  def read_inbox(%{assigns: %{user: %{nickname: as_nickname}}} = conn, %{
+  def read_inbox(%{assigns: %{user: %User{nickname: as_nickname}}} = conn, %{
         "nickname" => nickname
       }) do
     err =
@@ -369,7 +395,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     |> json(err)
   end
 
-  def handle_user_activity(user, %{"type" => "Create"} = params) do
+  defp handle_user_activity(%User{} = user, %{"type" => "Create"} = params) do
     object =
       params["object"]
       |> Map.merge(Map.take(params, ["to", "cc"]))
@@ -385,7 +411,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     })
   end
 
-  def handle_user_activity(user, %{"type" => "Delete"} = params) do
+  defp handle_user_activity(%User{} = user, %{"type" => "Delete"} = params) do
     with %Object{} = object <- Object.normalize(params["object"]),
          true <- user.is_moderator || user.ap_id == object.data["actor"],
          {:ok, delete} <- ActivityPub.delete(object) do
@@ -395,16 +421,19 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     end
   end
 
-  def handle_user_activity(user, %{"type" => "Like"} = params) do
+  defp handle_user_activity(%User{} = user, %{"type" => "Like"} = params) do
     with %Object{} = object <- Object.normalize(params["object"]),
-         {:ok, activity, _object} <- ActivityPub.like(user, object) do
+         {_, {:ok, like_object, meta}} <- {:build_object, Builder.like(user, object)},
+         {_, {:ok, %Activity{} = activity, _meta}} <-
+           {:common_pipeline,
+            Pipeline.common_pipeline(like_object, Keyword.put(meta, :local, true))} do
       {:ok, activity}
     else
       _ -> {:error, dgettext("errors", "Can't like object")}
     end
   end
 
-  def handle_user_activity(_, _) do
+  defp handle_user_activity(_, _) do
     {:error, dgettext("errors", "Unhandled activity type")}
   end
 
@@ -433,7 +462,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     end
   end
 
-  def update_outbox(%{assigns: %{user: user}} = conn, %{"nickname" => nickname} = _) do
+  def update_outbox(%{assigns: %{user: %User{} = user}} = conn, %{"nickname" => nickname}) do
     err =
       dgettext("errors", "can't update outbox of %{nickname} as %{as_nickname}",
         nickname: nickname,
@@ -445,13 +474,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     |> json(err)
   end
 
-  def errors(conn, {:error, :not_found}) do
+  defp errors(conn, {:error, :not_found}) do
     conn
     |> put_status(:not_found)
     |> json(dgettext("errors", "Not found"))
   end
 
-  def errors(conn, _e) do
+  defp errors(conn, _e) do
     conn
     |> put_status(:internal_server_error)
     |> json(dgettext("errors", "error"))
@@ -491,7 +520,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
   - HTTP Code: 201 Created
   - HTTP Body: ActivityPub object to be inserted into another's `attachment` field
   """
-  def upload_media(%{assigns: %{user: user}} = conn, %{"file" => file} = data) do
+  def upload_media(%{assigns: %{user: %User{} = user}} = conn, %{"file" => file} = data) do
     with {:ok, object} <-
            ActivityPub.upload(
              file,