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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.ActivityPub.Transmogrifier.ChatMessageTest do
   6   use Pleroma.DataCase
   7
   8   import Pleroma.Factory
   9
  10   alias Pleroma.Activity
  11   alias Pleroma.Chat
  12   alias Pleroma.Object
  13   alias Pleroma.Web.ActivityPub.Transmogrifier
  14
  15   describe "handle_incoming" do
  16     test "handles chonks with attachment" do
  17       data = %{
  18         "@context" => "https://www.w3.org/ns/activitystreams",
  19         "actor" => "https://honk.tedunangst.com/u/tedu",
  20         "id" => "https://honk.tedunangst.com/u/tedu/honk/x6gt8X8PcyGkQcXxzg1T",
  21         "object" => %{
  22           "attachment" => [
  23             %{
  24               "mediaType" => "image/jpeg",
  25               "name" => "298p3RG7j27tfsZ9RQ.jpg",
  26               "summary" => "298p3RG7j27tfsZ9RQ.jpg",
  27               "type" => "Document",
  28               "url" => "https://honk.tedunangst.com/d/298p3RG7j27tfsZ9RQ.jpg"
  29             }
  30           ],
  31           "attributedTo" => "https://honk.tedunangst.com/u/tedu",
  32           "content" => "",
  33           "id" => "https://honk.tedunangst.com/u/tedu/chonk/26L4wl5yCbn4dr4y1b",
  34           "published" => "2020-05-18T01:13:03Z",
  35           "to" => [
  36             "https://dontbulling.me/users/lain"
  37           ],
  38           "type" => "ChatMessage"
  39         },
  40         "published" => "2020-05-18T01:13:03Z",
  41         "to" => [
  42           "https://dontbulling.me/users/lain"
  43         ],
  44         "type" => "Create"
  45       }
  46
  47       _user = insert(:user, ap_id: data["actor"])
  48       _user = insert(:user, ap_id: hd(data["to"]))
  49
  50       assert {:ok, _activity} = Transmogrifier.handle_incoming(data)
  51     end
  52
  53     test "it rejects messages that don't contain content" do
  54       data =
  55         File.read!("test/fixtures/create-chat-message.json")
  56         |> Jason.decode!()
  57
  58       object =
  59         data["object"]
  60         |> Map.delete("content")
  61
  62       data =
  63         data
  64         |> Map.put("object", object)
  65
  66       _author =
  67         insert(:user, ap_id: data["actor"], local: false, last_refreshed_at: DateTime.utc_now())
  68
  69       _recipient =
  70         insert(:user,
  71           ap_id: List.first(data["to"]),
  72           local: true,
  73           last_refreshed_at: DateTime.utc_now()
  74         )
  75
  76       {:error, _} = Transmogrifier.handle_incoming(data)
  77     end
  78
  79     test "it rejects messages that don't concern local users" do
  80       data =
  81         File.read!("test/fixtures/create-chat-message.json")
  82         |> Jason.decode!()
  83
  84       _author =
  85         insert(:user, ap_id: data["actor"], local: false, last_refreshed_at: DateTime.utc_now())
  86
  87       _recipient =
  88         insert(:user,
  89           ap_id: List.first(data["to"]),
  90           local: false,
  91           last_refreshed_at: DateTime.utc_now()
  92         )
  93
  94       {:error, _} = Transmogrifier.handle_incoming(data)
  95     end
  96
  97     test "it rejects messages where the `to` field of activity and object don't match" do
  98       data =
  99         File.read!("test/fixtures/create-chat-message.json")
 100         |> Jason.decode!()
 101
 102       author = insert(:user, ap_id: data["actor"])
 103       _recipient = insert(:user, ap_id: List.first(data["to"]))
 104
 105       data =
 106         data
 107         |> Map.put("to", author.ap_id)
 108
 109       assert match?({:error, _}, Transmogrifier.handle_incoming(data))
 110       refute Object.get_by_ap_id(data["object"]["id"])
 111     end
 112
 113     test "it fetches the actor if they aren't in our system" do
 114       Tesla.Mock.mock(fn env -> apply(HttpRequestMock, :request, [env]) end)
 115
 116       data =
 117         File.read!("test/fixtures/create-chat-message.json")
 118         |> Jason.decode!()
 119         |> Map.put("actor", "http://mastodon.example.org/users/admin")
 120         |> put_in(["object", "actor"], "http://mastodon.example.org/users/admin")
 121
 122       _recipient = insert(:user, ap_id: List.first(data["to"]), local: true)
 123
 124       {:ok, %Activity{} = _activity} = Transmogrifier.handle_incoming(data)
 125     end
 126
 127     test "it doesn't work for deactivated users" do
 128       data =
 129         File.read!("test/fixtures/create-chat-message.json")
 130         |> Jason.decode!()
 131
 132       _author =
 133         insert(:user,
 134           ap_id: data["actor"],
 135           local: false,
 136           last_refreshed_at: DateTime.utc_now(),
 137           is_active: false
 138         )
 139
 140       _recipient = insert(:user, ap_id: List.first(data["to"]), local: true)
 141
 142       assert {:error, _} = Transmogrifier.handle_incoming(data)
 143     end
 144
 145     test "it inserts it and creates a chat" do
 146       data =
 147         File.read!("test/fixtures/create-chat-message.json")
 148         |> Jason.decode!()
 149
 150       author =
 151         insert(:user, ap_id: data["actor"], local: false, last_refreshed_at: DateTime.utc_now())
 152
 153       recipient = insert(:user, ap_id: List.first(data["to"]), local: true)
 154
 155       {:ok, %Activity{} = activity} = Transmogrifier.handle_incoming(data)
 156       assert activity.local == false
 157
 158       assert activity.actor == author.ap_id
 159       assert activity.recipients == [recipient.ap_id, author.ap_id]
 160
 161       %Object{} = object = Object.get_by_ap_id(activity.data["object"])
 162
 163       assert object
 164       assert object.data["content"] == "You expected a cute girl? Too bad. alert(&#39;XSS&#39;)"
 165       assert match?(%{"firefox" => _}, object.data["emoji"])
 166
 167       refute Chat.get(author.id, recipient.ap_id)
 168       assert Chat.get(recipient.id, author.ap_id)
 169     end
 170   end
 171 end