X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fostatus%2Fostatus_controller.ex;h=09d1b1110906673f36047bc2aa1cc7d3c36023f8;hb=305d2194136d4560e02c110d528164034d3727b2;hp=1f2dedd3087069abde8a3ac6cd9e615c9ee81986;hpb=8141024259ee4bebd58d6ecd963f181aad420846;p=akkoma

diff --git a/lib/pleroma/web/ostatus/ostatus_controller.ex b/lib/pleroma/web/ostatus/ostatus_controller.ex
index 1f2dedd30..bab3da2b0 100644
--- a/lib/pleroma/web/ostatus/ostatus_controller.ex
+++ b/lib/pleroma/web/ostatus/ostatus_controller.ex
@@ -1,59 +1,228 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Web.OStatus.OStatusController do
   use Pleroma.Web, :controller
 
-  alias Pleroma.{User, Activity}
-  alias Pleroma.Web.OStatus.{FeedRepresenter, ActivityRepresenter}
-  alias Pleroma.Repo
+  alias Pleroma.Activity
+  alias Pleroma.Object
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Web.ActivityPub.ActivityPubController
+  alias Pleroma.Web.ActivityPub.ObjectView
+  alias Pleroma.Web.OStatus.ActivityRepresenter
+  alias Pleroma.Web.OStatus.FeedRepresenter
+  alias Pleroma.Web.Federator
   alias Pleroma.Web.OStatus
-  import Ecto.Query
+  alias Pleroma.Web.XML
+
+  plug(Pleroma.Web.FederatingPlug when action in [:salmon_incoming])
+
+  action_fallback(:errors)
 
   def feed_redirect(conn, %{"nickname" => nickname}) do
-    user = User.get_cached_by_nickname(nickname)
-    redirect conn, external: OStatus.feed_path(user)
+    case get_format(conn) do
+      "html" ->
+        with %User{} = user <- User.get_cached_by_nickname_or_id(nickname) do
+          Fallback.RedirectController.redirector_with_meta(conn, %{user: user})
+        else
+          nil -> {:error, :not_found}
+        end
+
+      "activity+json" ->
+        ActivityPubController.call(conn, :user)
+
+      _ ->
+        with %User{} = user <- User.get_cached_by_nickname(nickname) do
+          redirect(conn, external: OStatus.feed_path(user))
+        else
+          nil -> {:error, :not_found}
+        end
+    end
   end
 
-  def feed(conn, %{"nickname" => nickname}) do
-    user = User.get_cached_by_nickname(nickname)
-    query = from activity in Activity,
-      where: fragment("? @> ?", activity.data, ^%{actor: user.ap_id}),
-      limit: 20,
-      order_by: [desc: :inserted_at]
+  def feed(conn, %{"nickname" => nickname} = params) do
+    with %User{} = user <- User.get_cached_by_nickname(nickname) do
+      query_params =
+        Map.take(params, ["max_id"])
+        |> Map.merge(%{"whole_db" => true, "actor_id" => user.ap_id})
 
-    activities = query
-    |> Repo.all
+      activities =
+        ActivityPub.fetch_public_activities(query_params)
+        |> Enum.reverse()
 
-    response = FeedRepresenter.to_simple_form(user, activities, [user])
-    |> :xmerl.export_simple(:xmerl_xml)
-    |> to_string
+      response =
+        user
+        |> FeedRepresenter.to_simple_form(activities, [user])
+        |> :xmerl.export_simple(:xmerl_xml)
+        |> to_string
 
-    conn
-    |> put_resp_content_type("application/atom+xml")
-    |> send_resp(200, response)
+      conn
+      |> put_resp_content_type("application/atom+xml")
+      |> send_resp(200, response)
+    else
+      nil -> {:error, :not_found}
+    end
+  end
+
+  defp decode_or_retry(body) do
+    with {:ok, magic_key} <- Pleroma.Web.Salmon.fetch_magic_key(body),
+         {:ok, doc} <- Pleroma.Web.Salmon.decode_and_validate(magic_key, body) do
+      {:ok, doc}
+    else
+      _e ->
+        with [decoded | _] <- Pleroma.Web.Salmon.decode(body),
+             doc <- XML.parse_document(decoded),
+             uri when not is_nil(uri) <- XML.string_from_xpath("/entry/author[1]/uri", doc),
+             {:ok, _} <- Pleroma.Web.OStatus.make_user(uri, true),
+             {:ok, magic_key} <- Pleroma.Web.Salmon.fetch_magic_key(body),
+             {:ok, doc} <- Pleroma.Web.Salmon.decode_and_validate(magic_key, body) do
+          {:ok, doc}
+        end
+    end
   end
 
-  def salmon_incoming(conn, params) do
+  def salmon_incoming(conn, _) do
     {:ok, body, _conn} = read_body(conn)
-    {:ok, magic_key} = Pleroma.Web.Salmon.fetch_magic_key(body)
-    {:ok, doc} = Pleroma.Web.Salmon.decode_and_validate(magic_key, body)
+    {:ok, doc} = decode_or_retry(body)
 
-    Pleroma.Web.OStatus.handle_incoming(doc)
+    Federator.incoming_doc(doc)
 
     conn
     |> send_resp(200, "")
   end
 
   def object(conn, %{"uuid" => uuid}) do
-    id = o_status_url(conn, :object, uuid)
-    activity = Activity.get_create_activity_by_object_ap_id(id)
-    user = User.get_cached_by_ap_id(activity.data["actor"])
+    if get_format(conn) == "activity+json" do
+      ActivityPubController.call(conn, :object)
+    else
+      with id <- o_status_url(conn, :object, uuid),
+           {_, %Activity{} = activity} <- {:activity, Activity.get_create_by_object_ap_id(id)},
+           {_, true} <- {:public?, ActivityPub.is_public?(activity)},
+           %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
+        case get_format(conn) do
+          "html" -> redirect(conn, to: "/notice/#{activity.id}")
+          _ -> represent_activity(conn, nil, activity, user)
+        end
+      else
+        {:public?, false} ->
+          {:error, :not_found}
+
+        {:activity, nil} ->
+          {:error, :not_found}
+
+        e ->
+          e
+      end
+    end
+  end
+
+  def activity(conn, %{"uuid" => uuid}) do
+    if get_format(conn) == "activity+json" do
+      ActivityPubController.call(conn, :activity)
+    else
+      with id <- o_status_url(conn, :activity, uuid),
+           {_, %Activity{} = activity} <- {:activity, Activity.normalize(id)},
+           {_, true} <- {:public?, ActivityPub.is_public?(activity)},
+           %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
+        case format = get_format(conn) do
+          "html" -> redirect(conn, to: "/notice/#{activity.id}")
+          _ -> represent_activity(conn, format, activity, user)
+        end
+      else
+        {:public?, false} ->
+          {:error, :not_found}
+
+        {:activity, nil} ->
+          {:error, :not_found}
+
+        e ->
+          e
+      end
+    end
+  end
+
+  def notice(conn, %{"id" => id}) do
+    with {_, %Activity{} = activity} <- {:activity, Activity.get_by_id(id)},
+         {_, true} <- {:public?, ActivityPub.is_public?(activity)},
+         %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
+      case format = get_format(conn) do
+        "html" ->
+          if activity.data["type"] == "Create" do
+            %Object{} = object = Object.normalize(activity.data["object"])
 
-    response = ActivityRepresenter.to_simple_form(activity, user, true)
-    |> ActivityRepresenter.wrap_with_entry
-    |> :xmerl.export_simple(:xmerl_xml)
-    |> to_string
+            Fallback.RedirectController.redirector_with_meta(conn, %{
+              object: object,
+              url:
+                Pleroma.Web.Router.Helpers.o_status_url(
+                  Pleroma.Web.Endpoint,
+                  :notice,
+                  activity.id
+                ),
+              user: user
+            })
+          else
+            Fallback.RedirectController.redirector(conn, nil)
+          end
+
+        _ ->
+          represent_activity(conn, format, activity, user)
+      end
+    else
+      {:public?, false} ->
+        conn
+        |> put_status(404)
+        |> Fallback.RedirectController.redirector(nil, 404)
+
+      {:activity, nil} ->
+        conn
+        |> Fallback.RedirectController.redirector(nil, 404)
+
+      e ->
+        e
+    end
+  end
+
+  defp represent_activity(
+         conn,
+         "activity+json",
+         %Activity{data: %{"type" => "Create"}} = activity,
+         _user
+       ) do
+    object = Object.normalize(activity.data["object"])
+
+    conn
+    |> put_resp_header("content-type", "application/activity+json")
+    |> json(ObjectView.render("object.json", %{object: object}))
+  end
+
+  defp represent_activity(_conn, "activity+json", _, _) do
+    {:error, :not_found}
+  end
+
+  defp represent_activity(conn, _, activity, user) do
+    response =
+      activity
+      |> ActivityRepresenter.to_simple_form(user, true)
+      |> ActivityRepresenter.wrap_with_entry()
+      |> :xmerl.export_simple(:xmerl_xml)
+      |> to_string
 
     conn
     |> put_resp_content_type("application/atom+xml")
     |> send_resp(200, response)
   end
+
+  def errors(conn, {:error, :not_found}) do
+    conn
+    |> put_status(404)
+    |> text("Not found")
+  end
+
+  def errors(conn, _) do
+    conn
+    |> put_status(500)
+    |> text("Something went wrong")
+  end
 end