git.squeep.com Git - akkoma/blob - test/web/activity_pub/transmogrifier_test.exs

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
   6   use Oban.Testing, repo: Pleroma.Repo
   7   use Pleroma.DataCase
   8
   9   alias Pleroma.Activity
  10   alias Pleroma.Object
  11   alias Pleroma.Object.Fetcher
  12   alias Pleroma.Tests.ObanHelpers
  13   alias Pleroma.User
  14   alias Pleroma.Web.ActivityPub.ActivityPub
  15   alias Pleroma.Web.ActivityPub.Transmogrifier
  16   alias Pleroma.Web.AdminAPI.AccountView
  17   alias Pleroma.Web.CommonAPI
  18
  19   import Mock
  20   import Pleroma.Factory
  21   import ExUnit.CaptureLog
  22
  23   setup_all do
  24     Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
  25     :ok
  26   end
  27
  28   setup do: clear_config([:instance, :max_remote_account_fields])
  29
  30   describe "handle_incoming" do
  31     test "it ignores an incoming notice if we already have it" do
  32       activity = insert(:note_activity)
  33
  34       data =
  35         File.read!("test/fixtures/mastodon-post-activity.json")
  36         |> Poison.decode!()
  37         |> Map.put("object", Object.normalize(activity).data)
  38
  39       {:ok, returned_activity} = Transmogrifier.handle_incoming(data)
  40
  41       assert activity == returned_activity
  42     end
  43
  44     @tag capture_log: true
  45     test "it fetches reply-to activities if we don't have them" do
  46       data =
  47         File.read!("test/fixtures/mastodon-post-activity.json")
  48         |> Poison.decode!()
  49
  50       object =
  51         data["object"]
  52         |> Map.put("inReplyTo", "https://shitposter.club/notice/2827873")
  53
  54       data = Map.put(data, "object", object)
  55       {:ok, returned_activity} = Transmogrifier.handle_incoming(data)
  56       returned_object = Object.normalize(returned_activity, false)
  57
  58       assert activity =
  59                Activity.get_create_by_object_ap_id(
  60                  "tag:shitposter.club,2017-05-05:noticeId=2827873:objectType=comment"
  61                )
  62
  63       assert returned_object.data["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
  64     end
  65
  66     test "it does not fetch reply-to activities beyond max replies depth limit" do
  67       data =
  68         File.read!("test/fixtures/mastodon-post-activity.json")
  69         |> Poison.decode!()
  70
  71       object =
  72         data["object"]
  73         |> Map.put("inReplyTo", "https://shitposter.club/notice/2827873")
  74
  75       data = Map.put(data, "object", object)
  76
  77       with_mock Pleroma.Web.Federator,
  78         allowed_thread_distance?: fn _ -> false end do
  79         {:ok, returned_activity} = Transmogrifier.handle_incoming(data)
  80
  81         returned_object = Object.normalize(returned_activity, false)
  82
  83         refute Activity.get_create_by_object_ap_id(
  84                  "tag:shitposter.club,2017-05-05:noticeId=2827873:objectType=comment"
  85                )
  86
  87         assert returned_object.data["inReplyToAtomUri"] ==
  88                  "https://shitposter.club/notice/2827873"
  89       end
  90     end
  91
  92     test "it does not crash if the object in inReplyTo can't be fetched" do
  93       data =
  94         File.read!("test/fixtures/mastodon-post-activity.json")
  95         |> Poison.decode!()
  96
  97       object =
  98         data["object"]
  99         |> Map.put("inReplyTo", "https://404.site/whatever")
 100
 101       data =
 102         data
 103         |> Map.put("object", object)
 104
 105       assert capture_log(fn ->
 106                {:ok, _returned_activity} = Transmogrifier.handle_incoming(data)
 107              end) =~ "[error] Couldn't fetch \"https://404.site/whatever\", error: nil"
 108     end
 109
 110     test "it works for incoming notices" do
 111       data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
 112
 113       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 114
 115       assert data["id"] ==
 116                "http://mastodon.example.org/users/admin/statuses/99512778738411822/activity"
 117
 118       assert data["context"] ==
 119                "tag:mastodon.example.org,2018-02-12:objectId=20:objectType=Conversation"
 120
 121       assert data["to"] == ["https://www.w3.org/ns/activitystreams#Public"]
 122
 123       assert data["cc"] == [
 124                "http://mastodon.example.org/users/admin/followers",
 125                "http://localtesting.pleroma.lol/users/lain"
 126              ]
 127
 128       assert data["actor"] == "http://mastodon.example.org/users/admin"
 129
 130       object_data = Object.normalize(data["object"]).data
 131
 132       assert object_data["id"] ==
 133                "http://mastodon.example.org/users/admin/statuses/99512778738411822"
 134
 135       assert object_data["to"] == ["https://www.w3.org/ns/activitystreams#Public"]
 136
 137       assert object_data["cc"] == [
 138                "http://mastodon.example.org/users/admin/followers",
 139                "http://localtesting.pleroma.lol/users/lain"
 140              ]
 141
 142       assert object_data["actor"] == "http://mastodon.example.org/users/admin"
 143       assert object_data["attributedTo"] == "http://mastodon.example.org/users/admin"
 144
 145       assert object_data["context"] ==
 146                "tag:mastodon.example.org,2018-02-12:objectId=20:objectType=Conversation"
 147
 148       assert object_data["sensitive"] == true
 149
 150       user = User.get_cached_by_ap_id(object_data["actor"])
 151
 152       assert user.note_count == 1
 153     end
 154
 155     test "it works for incoming notices with hashtags" do
 156       data = File.read!("test/fixtures/mastodon-post-activity-hashtag.json") |> Poison.decode!()
 157
 158       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 159       object = Object.normalize(data["object"])
 160
 161       assert Enum.at(object.data["tag"], 2) == "moo"
 162     end
 163
 164     test "it works for incoming questions" do
 165       data = File.read!("test/fixtures/mastodon-question-activity.json") |> Poison.decode!()
 166
 167       {:ok, %Activity{local: false} = activity} = Transmogrifier.handle_incoming(data)
 168
 169       object = Object.normalize(activity)
 170
 171       assert Enum.all?(object.data["oneOf"], fn choice ->
 172                choice["name"] in [
 173                  "Dunno",
 174                  "Everyone knows that!",
 175                  "25 char limit is dumb",
 176                  "I can't even fit a funny"
 177                ]
 178              end)
 179     end
 180
 181     test "it works for incoming listens" do
 182       data = %{
 183         "@context" => "https://www.w3.org/ns/activitystreams",
 184         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 185         "cc" => [],
 186         "type" => "Listen",
 187         "id" => "http://mastodon.example.org/users/admin/listens/1234/activity",
 188         "actor" => "http://mastodon.example.org/users/admin",
 189         "object" => %{
 190           "type" => "Audio",
 191           "id" => "http://mastodon.example.org/users/admin/listens/1234",
 192           "attributedTo" => "http://mastodon.example.org/users/admin",
 193           "title" => "lain radio episode 1",
 194           "artist" => "lain",
 195           "album" => "lain radio",
 196           "length" => 180_000
 197         }
 198       }
 199
 200       {:ok, %Activity{local: false} = activity} = Transmogrifier.handle_incoming(data)
 201
 202       object = Object.normalize(activity)
 203
 204       assert object.data["title"] == "lain radio episode 1"
 205       assert object.data["artist"] == "lain"
 206       assert object.data["album"] == "lain radio"
 207       assert object.data["length"] == 180_000
 208     end
 209
 210     test "it rewrites Note votes to Answers and increments vote counters on question activities" do
 211       user = insert(:user)
 212
 213       {:ok, activity} =
 214         CommonAPI.post(user, %{
 215           "status" => "suya...",
 216           "poll" => %{"options" => ["suya", "suya.", "suya.."], "expires_in" => 10}
 217         })
 218
 219       object = Object.normalize(activity)
 220
 221       data =
 222         File.read!("test/fixtures/mastodon-vote.json")
 223         |> Poison.decode!()
 224         |> Kernel.put_in(["to"], user.ap_id)
 225         |> Kernel.put_in(["object", "inReplyTo"], object.data["id"])
 226         |> Kernel.put_in(["object", "to"], user.ap_id)
 227
 228       {:ok, %Activity{local: false} = activity} = Transmogrifier.handle_incoming(data)
 229       answer_object = Object.normalize(activity)
 230       assert answer_object.data["type"] == "Answer"
 231       object = Object.get_by_ap_id(object.data["id"])
 232
 233       assert Enum.any?(
 234                object.data["oneOf"],
 235                fn
 236                  %{"name" => "suya..", "replies" => %{"totalItems" => 1}} -> true
 237                  _ -> false
 238                end
 239              )
 240     end
 241
 242     test "it works for incoming notices with contentMap" do
 243       data =
 244         File.read!("test/fixtures/mastodon-post-activity-contentmap.json") |> Poison.decode!()
 245
 246       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 247       object = Object.normalize(data["object"])
 248
 249       assert object.data["content"] ==
 250                "<p><span class=\"h-card\"><a href=\"http://localtesting.pleroma.lol/users/lain\" class=\"u-url mention\">@<span>lain</span></a></span></p>"
 251     end
 252
 253     test "it works for incoming notices with to/cc not being an array (kroeg)" do
 254       data = File.read!("test/fixtures/kroeg-post-activity.json") |> Poison.decode!()
 255
 256       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 257       object = Object.normalize(data["object"])
 258
 259       assert object.data["content"] ==
 260                "<p>henlo from my Psion netBook</p><p>message sent from my Psion netBook</p>"
 261     end
 262
 263     test "it works for incoming announces with actor being inlined (kroeg)" do
 264       data = File.read!("test/fixtures/kroeg-announce-with-inline-actor.json") |> Poison.decode!()
 265
 266       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 267
 268       assert data["actor"] == "https://puckipedia.com/"
 269     end
 270
 271     test "it works for incoming notices with tag not being an array (kroeg)" do
 272       data = File.read!("test/fixtures/kroeg-array-less-emoji.json") |> Poison.decode!()
 273
 274       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 275       object = Object.normalize(data["object"])
 276
 277       assert object.data["emoji"] == %{
 278                "icon_e_smile" => "https://puckipedia.com/forum/images/smilies/icon_e_smile.png"
 279              }
 280
 281       data = File.read!("test/fixtures/kroeg-array-less-hashtag.json") |> Poison.decode!()
 282
 283       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 284       object = Object.normalize(data["object"])
 285
 286       assert "test" in object.data["tag"]
 287     end
 288
 289     test "it works for incoming notices with url not being a string (prismo)" do
 290       data = File.read!("test/fixtures/prismo-url-map.json") |> Poison.decode!()
 291
 292       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 293       object = Object.normalize(data["object"])
 294
 295       assert object.data["url"] == "https://prismo.news/posts/83"
 296     end
 297
 298     test "it cleans up incoming notices which are not really DMs" do
 299       user = insert(:user)
 300       other_user = insert(:user)
 301
 302       to = [user.ap_id, other_user.ap_id]
 303
 304       data =
 305         File.read!("test/fixtures/mastodon-post-activity.json")
 306         |> Poison.decode!()
 307         |> Map.put("to", to)
 308         |> Map.put("cc", [])
 309
 310       object =
 311         data["object"]
 312         |> Map.put("to", to)
 313         |> Map.put("cc", [])
 314
 315       data = Map.put(data, "object", object)
 316
 317       {:ok, %Activity{data: data, local: false} = activity} = Transmogrifier.handle_incoming(data)
 318
 319       assert data["to"] == []
 320       assert data["cc"] == to
 321
 322       object_data = Object.normalize(activity).data
 323
 324       assert object_data["to"] == []
 325       assert object_data["cc"] == to
 326     end
 327
 328     test "it works for incoming likes" do
 329       user = insert(:user)
 330       {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
 331
 332       data =
 333         File.read!("test/fixtures/mastodon-like.json")
 334         |> Poison.decode!()
 335         |> Map.put("object", activity.data["object"])
 336
 337       {:ok, %Activity{data: data, local: false} = activity} = Transmogrifier.handle_incoming(data)
 338
 339       refute Enum.empty?(activity.recipients)
 340
 341       assert data["actor"] == "http://mastodon.example.org/users/admin"
 342       assert data["type"] == "Like"
 343       assert data["id"] == "http://mastodon.example.org/users/admin#likes/2"
 344       assert data["object"] == activity.data["object"]
 345     end
 346
 347     test "it works for incoming misskey likes, turning them into EmojiReacts" do
 348       user = insert(:user)
 349       {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
 350
 351       data =
 352         File.read!("test/fixtures/misskey-like.json")
 353         |> Poison.decode!()
 354         |> Map.put("object", activity.data["object"])
 355
 356       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 357
 358       assert data["actor"] == data["actor"]
 359       assert data["type"] == "EmojiReact"
 360       assert data["id"] == data["id"]
 361       assert data["object"] == activity.data["object"]
 362       assert data["content"] == "🍮"
 363     end
 364
 365     test "it works for incoming misskey likes that contain unicode emojis, turning them into EmojiReacts" do
 366       user = insert(:user)
 367       {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
 368
 369       data =
 370         File.read!("test/fixtures/misskey-like.json")
 371         |> Poison.decode!()
 372         |> Map.put("object", activity.data["object"])
 373         |> Map.put("_misskey_reaction", "⭐")
 374
 375       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 376
 377       assert data["actor"] == data["actor"]
 378       assert data["type"] == "EmojiReact"
 379       assert data["id"] == data["id"]
 380       assert data["object"] == activity.data["object"]
 381       assert data["content"] == "⭐"
 382     end
 383
 384     test "it works for incoming emoji reactions" do
 385       user = insert(:user)
 386       {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
 387
 388       data =
 389         File.read!("test/fixtures/emoji-reaction.json")
 390         |> Poison.decode!()
 391         |> Map.put("object", activity.data["object"])
 392
 393       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 394
 395       assert data["actor"] == "http://mastodon.example.org/users/admin"
 396       assert data["type"] == "EmojiReact"
 397       assert data["id"] == "http://mastodon.example.org/users/admin#reactions/2"
 398       assert data["object"] == activity.data["object"]
 399       assert data["content"] == "👌"
 400     end
 401
 402     test "it reject invalid emoji reactions" do
 403       user = insert(:user)
 404       {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
 405
 406       data =
 407         File.read!("test/fixtures/emoji-reaction-too-long.json")
 408         |> Poison.decode!()
 409         |> Map.put("object", activity.data["object"])
 410
 411       assert :error = Transmogrifier.handle_incoming(data)
 412
 413       data =
 414         File.read!("test/fixtures/emoji-reaction-no-emoji.json")
 415         |> Poison.decode!()
 416         |> Map.put("object", activity.data["object"])
 417
 418       assert :error = Transmogrifier.handle_incoming(data)
 419     end
 420
 421     test "it works for incoming emoji reaction undos" do
 422       user = insert(:user)
 423
 424       {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
 425       {:ok, reaction_activity, _object} = CommonAPI.react_with_emoji(activity.id, user, "👌")
 426
 427       data =
 428         File.read!("test/fixtures/mastodon-undo-like.json")
 429         |> Poison.decode!()
 430         |> Map.put("object", reaction_activity.data["id"])
 431         |> Map.put("actor", user.ap_id)
 432
 433       {:ok, activity} = Transmogrifier.handle_incoming(data)
 434
 435       assert activity.actor == user.ap_id
 436       assert activity.data["id"] == data["id"]
 437       assert activity.data["type"] == "Undo"
 438     end
 439
 440     test "it returns an error for incoming unlikes wihout a like activity" do
 441       user = insert(:user)
 442       {:ok, activity} = CommonAPI.post(user, %{"status" => "leave a like pls"})
 443
 444       data =
 445         File.read!("test/fixtures/mastodon-undo-like.json")
 446         |> Poison.decode!()
 447         |> Map.put("object", activity.data["object"])
 448
 449       assert Transmogrifier.handle_incoming(data) == :error
 450     end
 451
 452     test "it works for incoming unlikes with an existing like activity" do
 453       user = insert(:user)
 454       {:ok, activity} = CommonAPI.post(user, %{"status" => "leave a like pls"})
 455
 456       like_data =
 457         File.read!("test/fixtures/mastodon-like.json")
 458         |> Poison.decode!()
 459         |> Map.put("object", activity.data["object"])
 460
 461       {:ok, %Activity{data: like_data, local: false}} = Transmogrifier.handle_incoming(like_data)
 462
 463       data =
 464         File.read!("test/fixtures/mastodon-undo-like.json")
 465         |> Poison.decode!()
 466         |> Map.put("object", like_data)
 467         |> Map.put("actor", like_data["actor"])
 468
 469       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 470
 471       assert data["actor"] == "http://mastodon.example.org/users/admin"
 472       assert data["type"] == "Undo"
 473       assert data["id"] == "http://mastodon.example.org/users/admin#likes/2/undo"
 474       assert data["object"]["id"] == "http://mastodon.example.org/users/admin#likes/2"
 475     end
 476
 477     test "it works for incoming unlikes with an existing like activity and a compact object" do
 478       user = insert(:user)
 479       {:ok, activity} = CommonAPI.post(user, %{"status" => "leave a like pls"})
 480
 481       like_data =
 482         File.read!("test/fixtures/mastodon-like.json")
 483         |> Poison.decode!()
 484         |> Map.put("object", activity.data["object"])
 485
 486       {:ok, %Activity{data: like_data, local: false}} = Transmogrifier.handle_incoming(like_data)
 487
 488       data =
 489         File.read!("test/fixtures/mastodon-undo-like.json")
 490         |> Poison.decode!()
 491         |> Map.put("object", like_data["id"])
 492         |> Map.put("actor", like_data["actor"])
 493
 494       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 495
 496       assert data["actor"] == "http://mastodon.example.org/users/admin"
 497       assert data["type"] == "Undo"
 498       assert data["id"] == "http://mastodon.example.org/users/admin#likes/2/undo"
 499       assert data["object"]["id"] == "http://mastodon.example.org/users/admin#likes/2"
 500     end
 501
 502     test "it works for incoming announces" do
 503       data = File.read!("test/fixtures/mastodon-announce.json") |> Poison.decode!()
 504
 505       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 506
 507       assert data["actor"] == "http://mastodon.example.org/users/admin"
 508       assert data["type"] == "Announce"
 509
 510       assert data["id"] ==
 511                "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
 512
 513       assert data["object"] ==
 514                "http://mastodon.example.org/users/admin/statuses/99541947525187367"
 515
 516       assert Activity.get_create_by_object_ap_id(data["object"])
 517     end
 518
 519     test "it works for incoming announces with an existing activity" do
 520       user = insert(:user)
 521       {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
 522
 523       data =
 524         File.read!("test/fixtures/mastodon-announce.json")
 525         |> Poison.decode!()
 526         |> Map.put("object", activity.data["object"])
 527
 528       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 529
 530       assert data["actor"] == "http://mastodon.example.org/users/admin"
 531       assert data["type"] == "Announce"
 532
 533       assert data["id"] ==
 534                "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
 535
 536       assert data["object"] == activity.data["object"]
 537
 538       assert Activity.get_create_by_object_ap_id(data["object"]).id == activity.id
 539     end
 540
 541     test "it works for incoming announces with an inlined activity" do
 542       data =
 543         File.read!("test/fixtures/mastodon-announce-private.json")
 544         |> Poison.decode!()
 545
 546       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 547
 548       assert data["actor"] == "http://mastodon.example.org/users/admin"
 549       assert data["type"] == "Announce"
 550
 551       assert data["id"] ==
 552                "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
 553
 554       object = Object.normalize(data["object"])
 555
 556       assert object.data["id"] == "http://mastodon.example.org/@admin/99541947525187368"
 557       assert object.data["content"] == "this is a private toot"
 558     end
 559
 560     @tag capture_log: true
 561     test "it rejects incoming announces with an inlined activity from another origin" do
 562       data =
 563         File.read!("test/fixtures/bogus-mastodon-announce.json")
 564         |> Poison.decode!()
 565
 566       assert :error = Transmogrifier.handle_incoming(data)
 567     end
 568
 569     test "it does not clobber the addressing on announce activities" do
 570       user = insert(:user)
 571       {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
 572
 573       data =
 574         File.read!("test/fixtures/mastodon-announce.json")
 575         |> Poison.decode!()
 576         |> Map.put("object", Object.normalize(activity).data["id"])
 577         |> Map.put("to", ["http://mastodon.example.org/users/admin/followers"])
 578         |> Map.put("cc", [])
 579
 580       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 581
 582       assert data["to"] == ["http://mastodon.example.org/users/admin/followers"]
 583     end
 584
 585     test "it ensures that as:Public activities make it to their followers collection" do
 586       user = insert(:user)
 587
 588       data =
 589         File.read!("test/fixtures/mastodon-post-activity.json")
 590         |> Poison.decode!()
 591         |> Map.put("actor", user.ap_id)
 592         |> Map.put("to", ["https://www.w3.org/ns/activitystreams#Public"])
 593         |> Map.put("cc", [])
 594
 595       object =
 596         data["object"]
 597         |> Map.put("attributedTo", user.ap_id)
 598         |> Map.put("to", ["https://www.w3.org/ns/activitystreams#Public"])
 599         |> Map.put("cc", [])
 600         |> Map.put("id", user.ap_id <> "/activities/12345678")
 601
 602       data = Map.put(data, "object", object)
 603
 604       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 605
 606       assert data["cc"] == [User.ap_followers(user)]
 607     end
 608
 609     test "it ensures that address fields become lists" do
 610       user = insert(:user)
 611
 612       data =
 613         File.read!("test/fixtures/mastodon-post-activity.json")
 614         |> Poison.decode!()
 615         |> Map.put("actor", user.ap_id)
 616         |> Map.put("to", nil)
 617         |> Map.put("cc", nil)
 618
 619       object =
 620         data["object"]
 621         |> Map.put("attributedTo", user.ap_id)
 622         |> Map.put("to", nil)
 623         |> Map.put("cc", nil)
 624         |> Map.put("id", user.ap_id <> "/activities/12345678")
 625
 626       data = Map.put(data, "object", object)
 627
 628       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 629
 630       assert !is_nil(data["to"])
 631       assert !is_nil(data["cc"])
 632     end
 633
 634     test "it strips internal likes" do
 635       data =
 636         File.read!("test/fixtures/mastodon-post-activity.json")
 637         |> Poison.decode!()
 638
 639       likes = %{
 640         "first" =>
 641           "http://mastodon.example.org/objects/dbdbc507-52c8-490d-9b7c-1e1d52e5c132/likes?page=1",
 642         "id" => "http://mastodon.example.org/objects/dbdbc507-52c8-490d-9b7c-1e1d52e5c132/likes",
 643         "totalItems" => 3,
 644         "type" => "OrderedCollection"
 645       }
 646
 647       object = Map.put(data["object"], "likes", likes)
 648       data = Map.put(data, "object", object)
 649
 650       {:ok, %Activity{object: object}} = Transmogrifier.handle_incoming(data)
 651
 652       refute Map.has_key?(object.data, "likes")
 653     end
 654
 655     test "it strips internal reactions" do
 656       user = insert(:user)
 657       {:ok, activity} = CommonAPI.post(user, %{"status" => "#cofe"})
 658       {:ok, _, _} = CommonAPI.react_with_emoji(activity.id, user, "📢")
 659
 660       %{object: object} = Activity.get_by_id_with_object(activity.id)
 661       assert Map.has_key?(object.data, "reactions")
 662       assert Map.has_key?(object.data, "reaction_count")
 663
 664       object_data = Transmogrifier.strip_internal_fields(object.data)
 665       refute Map.has_key?(object_data, "reactions")
 666       refute Map.has_key?(object_data, "reaction_count")
 667     end
 668
 669     test "it works for incoming update activities" do
 670       data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
 671
 672       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 673       update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
 674
 675       object =
 676         update_data["object"]
 677         |> Map.put("actor", data["actor"])
 678         |> Map.put("id", data["actor"])
 679
 680       update_data =
 681         update_data
 682         |> Map.put("actor", data["actor"])
 683         |> Map.put("object", object)
 684
 685       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(update_data)
 686
 687       assert data["id"] == update_data["id"]
 688
 689       user = User.get_cached_by_ap_id(data["actor"])
 690       assert user.name == "gargle"
 691
 692       assert user.avatar["url"] == [
 693                %{
 694                  "href" =>
 695                    "https://cd.niu.moe/accounts/avatars/000/033/323/original/fd7f8ae0b3ffedc9.jpeg"
 696                }
 697              ]
 698
 699       assert user.banner["url"] == [
 700                %{
 701                  "href" =>
 702                    "https://cd.niu.moe/accounts/headers/000/033/323/original/850b3448fa5fd477.png"
 703                }
 704              ]
 705
 706       assert user.bio == "<p>Some bio</p>"
 707     end
 708
 709     test "it works with alsoKnownAs" do
 710       {:ok, %Activity{data: %{"actor" => actor}}} =
 711         "test/fixtures/mastodon-post-activity.json"
 712         |> File.read!()
 713         |> Poison.decode!()
 714         |> Transmogrifier.handle_incoming()
 715
 716       assert User.get_cached_by_ap_id(actor).also_known_as == ["http://example.org/users/foo"]
 717
 718       {:ok, _activity} =
 719         "test/fixtures/mastodon-update.json"
 720         |> File.read!()
 721         |> Poison.decode!()
 722         |> Map.put("actor", actor)
 723         |> Map.update!("object", fn object ->
 724           object
 725           |> Map.put("actor", actor)
 726           |> Map.put("id", actor)
 727           |> Map.put("alsoKnownAs", [
 728             "http://mastodon.example.org/users/foo",
 729             "http://example.org/users/bar"
 730           ])
 731         end)
 732         |> Transmogrifier.handle_incoming()
 733
 734       assert User.get_cached_by_ap_id(actor).also_known_as == [
 735                "http://mastodon.example.org/users/foo",
 736                "http://example.org/users/bar"
 737              ]
 738     end
 739
 740     test "it works with custom profile fields" do
 741       {:ok, activity} =
 742         "test/fixtures/mastodon-post-activity.json"
 743         |> File.read!()
 744         |> Poison.decode!()
 745         |> Transmogrifier.handle_incoming()
 746
 747       user = User.get_cached_by_ap_id(activity.actor)
 748
 749       assert User.fields(user) == [
 750                %{"name" => "foo", "value" => "bar"},
 751                %{"name" => "foo1", "value" => "bar1"}
 752              ]
 753
 754       update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
 755
 756       object =
 757         update_data["object"]
 758         |> Map.put("actor", user.ap_id)
 759         |> Map.put("id", user.ap_id)
 760
 761       update_data =
 762         update_data
 763         |> Map.put("actor", user.ap_id)
 764         |> Map.put("object", object)
 765
 766       {:ok, _update_activity} = Transmogrifier.handle_incoming(update_data)
 767
 768       user = User.get_cached_by_ap_id(user.ap_id)
 769
 770       assert User.fields(user) == [
 771                %{"name" => "foo", "value" => "updated"},
 772                %{"name" => "foo1", "value" => "updated"}
 773              ]
 774
 775       Pleroma.Config.put([:instance, :max_remote_account_fields], 2)
 776
 777       update_data =
 778         put_in(update_data, ["object", "attachment"], [
 779           %{"name" => "foo", "type" => "PropertyValue", "value" => "bar"},
 780           %{"name" => "foo11", "type" => "PropertyValue", "value" => "bar11"},
 781           %{"name" => "foo22", "type" => "PropertyValue", "value" => "bar22"}
 782         ])
 783
 784       {:ok, _} = Transmogrifier.handle_incoming(update_data)
 785
 786       user = User.get_cached_by_ap_id(user.ap_id)
 787
 788       assert User.fields(user) == [
 789                %{"name" => "foo", "value" => "updated"},
 790                %{"name" => "foo1", "value" => "updated"}
 791              ]
 792
 793       update_data = put_in(update_data, ["object", "attachment"], [])
 794
 795       {:ok, _} = Transmogrifier.handle_incoming(update_data)
 796
 797       user = User.get_cached_by_ap_id(user.ap_id)
 798
 799       assert User.fields(user) == []
 800     end
 801
 802     test "it works for incoming update activities which lock the account" do
 803       data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
 804
 805       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 806       update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
 807
 808       object =
 809         update_data["object"]
 810         |> Map.put("actor", data["actor"])
 811         |> Map.put("id", data["actor"])
 812         |> Map.put("manuallyApprovesFollowers", true)
 813
 814       update_data =
 815         update_data
 816         |> Map.put("actor", data["actor"])
 817         |> Map.put("object", object)
 818
 819       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(update_data)
 820
 821       user = User.get_cached_by_ap_id(data["actor"])
 822       assert user.locked == true
 823     end
 824
 825     test "it works for incoming deletes" do
 826       activity = insert(:note_activity)
 827       deleting_user = insert(:user)
 828
 829       data =
 830         File.read!("test/fixtures/mastodon-delete.json")
 831         |> Poison.decode!()
 832
 833       object =
 834         data["object"]
 835         |> Map.put("id", activity.data["object"])
 836
 837       data =
 838         data
 839         |> Map.put("object", object)
 840         |> Map.put("actor", deleting_user.ap_id)
 841
 842       {:ok, %Activity{actor: actor, local: false, data: %{"id" => id}}} =
 843         Transmogrifier.handle_incoming(data)
 844
 845       assert id == data["id"]
 846       refute Activity.get_by_id(activity.id)
 847       assert actor == deleting_user.ap_id
 848     end
 849
 850     test "it fails for incoming deletes with spoofed origin" do
 851       activity = insert(:note_activity)
 852
 853       data =
 854         File.read!("test/fixtures/mastodon-delete.json")
 855         |> Poison.decode!()
 856
 857       object =
 858         data["object"]
 859         |> Map.put("id", activity.data["object"])
 860
 861       data =
 862         data
 863         |> Map.put("object", object)
 864
 865       assert capture_log(fn ->
 866                :error = Transmogrifier.handle_incoming(data)
 867              end) =~
 868                "[error] Could not decode user at fetch http://mastodon.example.org/users/gargron, {:error, :nxdomain}"
 869
 870       assert Activity.get_by_id(activity.id)
 871     end
 872
 873     @tag capture_log: true
 874     test "it works for incoming user deletes" do
 875       %{ap_id: ap_id} = insert(:user, ap_id: "http://mastodon.example.org/users/admin")
 876
 877       data =
 878         File.read!("test/fixtures/mastodon-delete-user.json")
 879         |> Poison.decode!()
 880
 881       {:ok, _} = Transmogrifier.handle_incoming(data)
 882       ObanHelpers.perform_all()
 883
 884       refute User.get_cached_by_ap_id(ap_id)
 885     end
 886
 887     test "it fails for incoming user deletes with spoofed origin" do
 888       %{ap_id: ap_id} = insert(:user)
 889
 890       data =
 891         File.read!("test/fixtures/mastodon-delete-user.json")
 892         |> Poison.decode!()
 893         |> Map.put("actor", ap_id)
 894
 895       assert capture_log(fn ->
 896                assert :error == Transmogrifier.handle_incoming(data)
 897              end) =~ "Object containment failed"
 898
 899       assert User.get_cached_by_ap_id(ap_id)
 900     end
 901
 902     test "it works for incoming unannounces with an existing notice" do
 903       user = insert(:user)
 904       {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
 905
 906       announce_data =
 907         File.read!("test/fixtures/mastodon-announce.json")
 908         |> Poison.decode!()
 909         |> Map.put("object", activity.data["object"])
 910
 911       {:ok, %Activity{data: announce_data, local: false}} =
 912         Transmogrifier.handle_incoming(announce_data)
 913
 914       data =
 915         File.read!("test/fixtures/mastodon-undo-announce.json")
 916         |> Poison.decode!()
 917         |> Map.put("object", announce_data)
 918         |> Map.put("actor", announce_data["actor"])
 919
 920       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 921
 922       assert data["type"] == "Undo"
 923       assert object_data = data["object"]
 924       assert object_data["type"] == "Announce"
 925       assert object_data["object"] == activity.data["object"]
 926
 927       assert object_data["id"] ==
 928                "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
 929     end
 930
 931     test "it works for incomming unfollows with an existing follow" do
 932       user = insert(:user)
 933
 934       follow_data =
 935         File.read!("test/fixtures/mastodon-follow-activity.json")
 936         |> Poison.decode!()
 937         |> Map.put("object", user.ap_id)
 938
 939       {:ok, %Activity{data: _, local: false}} = Transmogrifier.handle_incoming(follow_data)
 940
 941       data =
 942         File.read!("test/fixtures/mastodon-unfollow-activity.json")
 943         |> Poison.decode!()
 944         |> Map.put("object", follow_data)
 945
 946       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 947
 948       assert data["type"] == "Undo"
 949       assert data["object"]["type"] == "Follow"
 950       assert data["object"]["object"] == user.ap_id
 951       assert data["actor"] == "http://mastodon.example.org/users/admin"
 952
 953       refute User.following?(User.get_cached_by_ap_id(data["actor"]), user)
 954     end
 955
 956     test "it works for incoming follows to locked account" do
 957       pending_follower = insert(:user, ap_id: "http://mastodon.example.org/users/admin")
 958       user = insert(:user, locked: true)
 959
 960       data =
 961         File.read!("test/fixtures/mastodon-follow-activity.json")
 962         |> Poison.decode!()
 963         |> Map.put("object", user.ap_id)
 964
 965       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 966
 967       assert data["type"] == "Follow"
 968       assert data["object"] == user.ap_id
 969       assert data["state"] == "pending"
 970       assert data["actor"] == "http://mastodon.example.org/users/admin"
 971
 972       assert [^pending_follower] = User.get_follow_requests(user)
 973     end
 974
 975     test "it works for incoming blocks" do
 976       user = insert(:user)
 977
 978       data =
 979         File.read!("test/fixtures/mastodon-block-activity.json")
 980         |> Poison.decode!()
 981         |> Map.put("object", user.ap_id)
 982
 983       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
 984
 985       assert data["type"] == "Block"
 986       assert data["object"] == user.ap_id
 987       assert data["actor"] == "http://mastodon.example.org/users/admin"
 988
 989       blocker = User.get_cached_by_ap_id(data["actor"])
 990
 991       assert User.blocks?(blocker, user)
 992     end
 993
 994     test "incoming blocks successfully tear down any follow relationship" do
 995       blocker = insert(:user)
 996       blocked = insert(:user)
 997
 998       data =
 999         File.read!("test/fixtures/mastodon-block-activity.json")
1000         |> Poison.decode!()
1001         |> Map.put("object", blocked.ap_id)
1002         |> Map.put("actor", blocker.ap_id)
1003
1004       {:ok, blocker} = User.follow(blocker, blocked)
1005       {:ok, blocked} = User.follow(blocked, blocker)
1006
1007       assert User.following?(blocker, blocked)
1008       assert User.following?(blocked, blocker)
1009
1010       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
1011
1012       assert data["type"] == "Block"
1013       assert data["object"] == blocked.ap_id
1014       assert data["actor"] == blocker.ap_id
1015
1016       blocker = User.get_cached_by_ap_id(data["actor"])
1017       blocked = User.get_cached_by_ap_id(data["object"])
1018
1019       assert User.blocks?(blocker, blocked)
1020
1021       refute User.following?(blocker, blocked)
1022       refute User.following?(blocked, blocker)
1023     end
1024
1025     test "it works for incoming unblocks with an existing block" do
1026       user = insert(:user)
1027
1028       block_data =
1029         File.read!("test/fixtures/mastodon-block-activity.json")
1030         |> Poison.decode!()
1031         |> Map.put("object", user.ap_id)
1032
1033       {:ok, %Activity{data: _, local: false}} = Transmogrifier.handle_incoming(block_data)
1034
1035       data =
1036         File.read!("test/fixtures/mastodon-unblock-activity.json")
1037         |> Poison.decode!()
1038         |> Map.put("object", block_data)
1039
1040       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
1041       assert data["type"] == "Undo"
1042       assert data["object"]["type"] == "Block"
1043       assert data["object"]["object"] == user.ap_id
1044       assert data["actor"] == "http://mastodon.example.org/users/admin"
1045
1046       blocker = User.get_cached_by_ap_id(data["actor"])
1047
1048       refute User.blocks?(blocker, user)
1049     end
1050
1051     test "it works for incoming accepts which were pre-accepted" do
1052       follower = insert(:user)
1053       followed = insert(:user)
1054
1055       {:ok, follower} = User.follow(follower, followed)
1056       assert User.following?(follower, followed) == true
1057
1058       {:ok, follow_activity} = ActivityPub.follow(follower, followed)
1059
1060       accept_data =
1061         File.read!("test/fixtures/mastodon-accept-activity.json")
1062         |> Poison.decode!()
1063         |> Map.put("actor", followed.ap_id)
1064
1065       object =
1066         accept_data["object"]
1067         |> Map.put("actor", follower.ap_id)
1068         |> Map.put("id", follow_activity.data["id"])
1069
1070       accept_data = Map.put(accept_data, "object", object)
1071
1072       {:ok, activity} = Transmogrifier.handle_incoming(accept_data)
1073       refute activity.local
1074
1075       assert activity.data["object"] == follow_activity.data["id"]
1076
1077       assert activity.data["id"] == accept_data["id"]
1078
1079       follower = User.get_cached_by_id(follower.id)
1080
1081       assert User.following?(follower, followed) == true
1082     end
1083
1084     test "it works for incoming accepts which were orphaned" do
1085       follower = insert(:user)
1086       followed = insert(:user, locked: true)
1087
1088       {:ok, follow_activity} = ActivityPub.follow(follower, followed)
1089
1090       accept_data =
1091         File.read!("test/fixtures/mastodon-accept-activity.json")
1092         |> Poison.decode!()
1093         |> Map.put("actor", followed.ap_id)
1094
1095       accept_data =
1096         Map.put(accept_data, "object", Map.put(accept_data["object"], "actor", follower.ap_id))
1097
1098       {:ok, activity} = Transmogrifier.handle_incoming(accept_data)
1099       assert activity.data["object"] == follow_activity.data["id"]
1100
1101       follower = User.get_cached_by_id(follower.id)
1102
1103       assert User.following?(follower, followed) == true
1104     end
1105
1106     test "it works for incoming accepts which are referenced by IRI only" do
1107       follower = insert(:user)
1108       followed = insert(:user, locked: true)
1109
1110       {:ok, follow_activity} = ActivityPub.follow(follower, followed)
1111
1112       accept_data =
1113         File.read!("test/fixtures/mastodon-accept-activity.json")
1114         |> Poison.decode!()
1115         |> Map.put("actor", followed.ap_id)
1116         |> Map.put("object", follow_activity.data["id"])
1117
1118       {:ok, activity} = Transmogrifier.handle_incoming(accept_data)
1119       assert activity.data["object"] == follow_activity.data["id"]
1120
1121       follower = User.get_cached_by_id(follower.id)
1122
1123       assert User.following?(follower, followed) == true
1124     end
1125
1126     test "it fails for incoming accepts which cannot be correlated" do
1127       follower = insert(:user)
1128       followed = insert(:user, locked: true)
1129
1130       accept_data =
1131         File.read!("test/fixtures/mastodon-accept-activity.json")
1132         |> Poison.decode!()
1133         |> Map.put("actor", followed.ap_id)
1134
1135       accept_data =
1136         Map.put(accept_data, "object", Map.put(accept_data["object"], "actor", follower.ap_id))
1137
1138       :error = Transmogrifier.handle_incoming(accept_data)
1139
1140       follower = User.get_cached_by_id(follower.id)
1141
1142       refute User.following?(follower, followed) == true
1143     end
1144
1145     test "it fails for incoming rejects which cannot be correlated" do
1146       follower = insert(:user)
1147       followed = insert(:user, locked: true)
1148
1149       accept_data =
1150         File.read!("test/fixtures/mastodon-reject-activity.json")
1151         |> Poison.decode!()
1152         |> Map.put("actor", followed.ap_id)
1153
1154       accept_data =
1155         Map.put(accept_data, "object", Map.put(accept_data["object"], "actor", follower.ap_id))
1156
1157       :error = Transmogrifier.handle_incoming(accept_data)
1158
1159       follower = User.get_cached_by_id(follower.id)
1160
1161       refute User.following?(follower, followed) == true
1162     end
1163
1164     test "it works for incoming rejects which are orphaned" do
1165       follower = insert(:user)
1166       followed = insert(:user, locked: true)
1167
1168       {:ok, follower} = User.follow(follower, followed)
1169       {:ok, _follow_activity} = ActivityPub.follow(follower, followed)
1170
1171       assert User.following?(follower, followed) == true
1172
1173       reject_data =
1174         File.read!("test/fixtures/mastodon-reject-activity.json")
1175         |> Poison.decode!()
1176         |> Map.put("actor", followed.ap_id)
1177
1178       reject_data =
1179         Map.put(reject_data, "object", Map.put(reject_data["object"], "actor", follower.ap_id))
1180
1181       {:ok, activity} = Transmogrifier.handle_incoming(reject_data)
1182       refute activity.local
1183       assert activity.data["id"] == reject_data["id"]
1184
1185       follower = User.get_cached_by_id(follower.id)
1186
1187       assert User.following?(follower, followed) == false
1188     end
1189
1190     test "it works for incoming rejects which are referenced by IRI only" do
1191       follower = insert(:user)
1192       followed = insert(:user, locked: true)
1193
1194       {:ok, follower} = User.follow(follower, followed)
1195       {:ok, follow_activity} = ActivityPub.follow(follower, followed)
1196
1197       assert User.following?(follower, followed) == true
1198
1199       reject_data =
1200         File.read!("test/fixtures/mastodon-reject-activity.json")
1201         |> Poison.decode!()
1202         |> Map.put("actor", followed.ap_id)
1203         |> Map.put("object", follow_activity.data["id"])
1204
1205       {:ok, %Activity{data: _}} = Transmogrifier.handle_incoming(reject_data)
1206
1207       follower = User.get_cached_by_id(follower.id)
1208
1209       assert User.following?(follower, followed) == false
1210     end
1211
1212     test "it rejects activities without a valid ID" do
1213       user = insert(:user)
1214
1215       data =
1216         File.read!("test/fixtures/mastodon-follow-activity.json")
1217         |> Poison.decode!()
1218         |> Map.put("object", user.ap_id)
1219         |> Map.put("id", "")
1220
1221       :error = Transmogrifier.handle_incoming(data)
1222     end
1223
1224     test "it remaps mediaType of object" do
1225       {:ok, object} =
1226         Fetcher.fetch_object_from_id(
1227           "https://bittube.video/videos/watch/2aad7dfb-5c75-4ee6-a9ed-08436af0558b"
1228         )
1229
1230       assert object.data["mediaType"] == "text/html"
1231     end
1232
1233     test "it remaps video URLs as attachments if necessary" do
1234       {:ok, object} =
1235         Fetcher.fetch_object_from_id(
1236           "https://peertube.moe/videos/watch/df5f464b-be8d-46fb-ad81-2d4c2d1630e3"
1237         )
1238
1239       attachment = %{
1240         "type" => "Link",
1241         "mediaType" => "video/mp4",
1242         "url" => [
1243           %{
1244             "href" =>
1245               "https://peertube.moe/static/webseed/df5f464b-be8d-46fb-ad81-2d4c2d1630e3-480.mp4",
1246             "mediaType" => "video/mp4"
1247           }
1248         ]
1249       }
1250
1251       assert object.data["url"] ==
1252                "https://peertube.moe/videos/watch/df5f464b-be8d-46fb-ad81-2d4c2d1630e3"
1253
1254       assert object.data["attachment"] == [attachment]
1255     end
1256
1257     test "it accepts Flag activities" do
1258       user = insert(:user)
1259       other_user = insert(:user)
1260
1261       {:ok, activity} = CommonAPI.post(user, %{"status" => "test post"})
1262       object = Object.normalize(activity)
1263
1264       note_obj = %{
1265         "type" => "Note",
1266         "id" => activity.data["id"],
1267         "content" => "test post",
1268         "published" => object.data["published"],
1269         "actor" => AccountView.render("show.json", %{user: user})
1270       }
1271
1272       message = %{
1273         "@context" => "https://www.w3.org/ns/activitystreams",
1274         "cc" => [user.ap_id],
1275         "object" => [user.ap_id, activity.data["id"]],
1276         "type" => "Flag",
1277         "content" => "blocked AND reported!!!",
1278         "actor" => other_user.ap_id
1279       }
1280
1281       assert {:ok, activity} = Transmogrifier.handle_incoming(message)
1282
1283       assert activity.data["object"] == [user.ap_id, note_obj]
1284       assert activity.data["content"] == "blocked AND reported!!!"
1285       assert activity.data["actor"] == other_user.ap_id
1286       assert activity.data["cc"] == [user.ap_id]
1287     end
1288
1289     test "it correctly processes messages with non-array to field" do
1290       user = insert(:user)
1291
1292       message = %{
1293         "@context" => "https://www.w3.org/ns/activitystreams",
1294         "to" => "https://www.w3.org/ns/activitystreams#Public",
1295         "type" => "Create",
1296         "object" => %{
1297           "content" => "blah blah blah",
1298           "type" => "Note",
1299           "attributedTo" => user.ap_id,
1300           "inReplyTo" => nil
1301         },
1302         "actor" => user.ap_id
1303       }
1304
1305       assert {:ok, activity} = Transmogrifier.handle_incoming(message)
1306
1307       assert ["https://www.w3.org/ns/activitystreams#Public"] == activity.data["to"]
1308     end
1309
1310     test "it correctly processes messages with non-array cc field" do
1311       user = insert(:user)
1312
1313       message = %{
1314         "@context" => "https://www.w3.org/ns/activitystreams",
1315         "to" => user.follower_address,
1316         "cc" => "https://www.w3.org/ns/activitystreams#Public",
1317         "type" => "Create",
1318         "object" => %{
1319           "content" => "blah blah blah",
1320           "type" => "Note",
1321           "attributedTo" => user.ap_id,
1322           "inReplyTo" => nil
1323         },
1324         "actor" => user.ap_id
1325       }
1326
1327       assert {:ok, activity} = Transmogrifier.handle_incoming(message)
1328
1329       assert ["https://www.w3.org/ns/activitystreams#Public"] == activity.data["cc"]
1330       assert [user.follower_address] == activity.data["to"]
1331     end
1332
1333     test "it accepts Move activities" do
1334       old_user = insert(:user)
1335       new_user = insert(:user)
1336
1337       message = %{
1338         "@context" => "https://www.w3.org/ns/activitystreams",
1339         "type" => "Move",
1340         "actor" => old_user.ap_id,
1341         "object" => old_user.ap_id,
1342         "target" => new_user.ap_id
1343       }
1344
1345       assert :error = Transmogrifier.handle_incoming(message)
1346
1347       {:ok, _new_user} = User.update_and_set_cache(new_user, %{also_known_as: [old_user.ap_id]})
1348
1349       assert {:ok, %Activity{} = activity} = Transmogrifier.handle_incoming(message)
1350       assert activity.actor == old_user.ap_id
1351       assert activity.data["actor"] == old_user.ap_id
1352       assert activity.data["object"] == old_user.ap_id
1353       assert activity.data["target"] == new_user.ap_id
1354       assert activity.data["type"] == "Move"
1355     end
1356   end
1357
1358   describe "`handle_incoming/2`, Mastodon format `replies` handling" do
1359     setup do: clear_config([:activitypub, :note_replies_output_limit], 5)
1360     setup do: clear_config([:instance, :federation_incoming_replies_max_depth])
1361
1362     setup do
1363       data =
1364         "test/fixtures/mastodon-post-activity.json"
1365         |> File.read!()
1366         |> Poison.decode!()
1367
1368       items = get_in(data, ["object", "replies", "first", "items"])
1369       assert length(items) > 0
1370
1371       %{data: data, items: items}
1372     end
1373
1374     test "schedules background fetching of `replies` items if max thread depth limit allows", %{
1375       data: data,
1376       items: items
1377     } do
1378       Pleroma.Config.put([:instance, :federation_incoming_replies_max_depth], 10)
1379
1380       {:ok, _activity} = Transmogrifier.handle_incoming(data)
1381
1382       for id <- items do
1383         job_args = %{"op" => "fetch_remote", "id" => id, "depth" => 1}
1384         assert_enqueued(worker: Pleroma.Workers.RemoteFetcherWorker, args: job_args)
1385       end
1386     end
1387
1388     test "does NOT schedule background fetching of `replies` beyond max thread depth limit allows",
1389          %{data: data} do
1390       Pleroma.Config.put([:instance, :federation_incoming_replies_max_depth], 0)
1391
1392       {:ok, _activity} = Transmogrifier.handle_incoming(data)
1393
1394       assert all_enqueued(worker: Pleroma.Workers.RemoteFetcherWorker) == []
1395     end
1396   end
1397
1398   describe "`handle_incoming/2`, Pleroma format `replies` handling" do
1399     setup do: clear_config([:activitypub, :note_replies_output_limit], 5)
1400     setup do: clear_config([:instance, :federation_incoming_replies_max_depth])
1401
1402     setup do
1403       user = insert(:user)
1404
1405       {:ok, activity} = CommonAPI.post(user, %{"status" => "post1"})
1406
1407       {:ok, reply1} =
1408         CommonAPI.post(user, %{"status" => "reply1", "in_reply_to_status_id" => activity.id})
1409
1410       {:ok, reply2} =
1411         CommonAPI.post(user, %{"status" => "reply2", "in_reply_to_status_id" => activity.id})
1412
1413       replies_uris = Enum.map([reply1, reply2], fn a -> a.object.data["id"] end)
1414
1415       {:ok, federation_output} = Transmogrifier.prepare_outgoing(activity.data)
1416
1417       Repo.delete(activity.object)
1418       Repo.delete(activity)
1419
1420       %{federation_output: federation_output, replies_uris: replies_uris}
1421     end
1422
1423     test "schedules background fetching of `replies` items if max thread depth limit allows", %{
1424       federation_output: federation_output,
1425       replies_uris: replies_uris
1426     } do
1427       Pleroma.Config.put([:instance, :federation_incoming_replies_max_depth], 1)
1428
1429       {:ok, _activity} = Transmogrifier.handle_incoming(federation_output)
1430
1431       for id <- replies_uris do
1432         job_args = %{"op" => "fetch_remote", "id" => id, "depth" => 1}
1433         assert_enqueued(worker: Pleroma.Workers.RemoteFetcherWorker, args: job_args)
1434       end
1435     end
1436
1437     test "does NOT schedule background fetching of `replies` beyond max thread depth limit allows",
1438          %{federation_output: federation_output} do
1439       Pleroma.Config.put([:instance, :federation_incoming_replies_max_depth], 0)
1440
1441       {:ok, _activity} = Transmogrifier.handle_incoming(federation_output)
1442
1443       assert all_enqueued(worker: Pleroma.Workers.RemoteFetcherWorker) == []
1444     end
1445   end
1446
1447   describe "prepare outgoing" do
1448     test "it inlines private announced objects" do
1449       user = insert(:user)
1450
1451       {:ok, activity} = CommonAPI.post(user, %{"status" => "hey", "visibility" => "private"})
1452
1453       {:ok, announce_activity, _} = CommonAPI.repeat(activity.id, user)
1454
1455       {:ok, modified} = Transmogrifier.prepare_outgoing(announce_activity.data)
1456
1457       assert modified["object"]["content"] == "hey"
1458       assert modified["object"]["actor"] == modified["object"]["attributedTo"]
1459     end
1460
1461     test "it turns mentions into tags" do
1462       user = insert(:user)
1463       other_user = insert(:user)
1464
1465       {:ok, activity} =
1466         CommonAPI.post(user, %{"status" => "hey, @#{other_user.nickname}, how are ya? #2hu"})
1467
1468       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1469       object = modified["object"]
1470
1471       expected_mention = %{
1472         "href" => other_user.ap_id,
1473         "name" => "@#{other_user.nickname}",
1474         "type" => "Mention"
1475       }
1476
1477       expected_tag = %{
1478         "href" => Pleroma.Web.Endpoint.url() <> "/tags/2hu",
1479         "type" => "Hashtag",
1480         "name" => "#2hu"
1481       }
1482
1483       assert Enum.member?(object["tag"], expected_tag)
1484       assert Enum.member?(object["tag"], expected_mention)
1485     end
1486
1487     test "it adds the sensitive property" do
1488       user = insert(:user)
1489
1490       {:ok, activity} = CommonAPI.post(user, %{"status" => "#nsfw hey"})
1491       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1492
1493       assert modified["object"]["sensitive"]
1494     end
1495
1496     test "it adds the json-ld context and the conversation property" do
1497       user = insert(:user)
1498
1499       {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
1500       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1501
1502       assert modified["@context"] ==
1503                Pleroma.Web.ActivityPub.Utils.make_json_ld_header()["@context"]
1504
1505       assert modified["object"]["conversation"] == modified["context"]
1506     end
1507
1508     test "it sets the 'attributedTo' property to the actor of the object if it doesn't have one" do
1509       user = insert(:user)
1510
1511       {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
1512       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1513
1514       assert modified["object"]["actor"] == modified["object"]["attributedTo"]
1515     end
1516
1517     test "it strips internal hashtag data" do
1518       user = insert(:user)
1519
1520       {:ok, activity} = CommonAPI.post(user, %{"status" => "#2hu"})
1521
1522       expected_tag = %{
1523         "href" => Pleroma.Web.Endpoint.url() <> "/tags/2hu",
1524         "type" => "Hashtag",
1525         "name" => "#2hu"
1526       }
1527
1528       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1529
1530       assert modified["object"]["tag"] == [expected_tag]
1531     end
1532
1533     test "it strips internal fields" do
1534       user = insert(:user)
1535
1536       {:ok, activity} = CommonAPI.post(user, %{"status" => "#2hu :firefox:"})
1537
1538       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1539
1540       assert length(modified["object"]["tag"]) == 2
1541
1542       assert is_nil(modified["object"]["emoji"])
1543       assert is_nil(modified["object"]["like_count"])
1544       assert is_nil(modified["object"]["announcements"])
1545       assert is_nil(modified["object"]["announcement_count"])
1546       assert is_nil(modified["object"]["context_id"])
1547     end
1548
1549     test "it strips internal fields of article" do
1550       activity = insert(:article_activity)
1551
1552       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1553
1554       assert length(modified["object"]["tag"]) == 2
1555
1556       assert is_nil(modified["object"]["emoji"])
1557       assert is_nil(modified["object"]["like_count"])
1558       assert is_nil(modified["object"]["announcements"])
1559       assert is_nil(modified["object"]["announcement_count"])
1560       assert is_nil(modified["object"]["context_id"])
1561       assert is_nil(modified["object"]["likes"])
1562     end
1563
1564     test "the directMessage flag is present" do
1565       user = insert(:user)
1566       other_user = insert(:user)
1567
1568       {:ok, activity} = CommonAPI.post(user, %{"status" => "2hu :moominmamma:"})
1569
1570       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1571
1572       assert modified["directMessage"] == false
1573
1574       {:ok, activity} =
1575         CommonAPI.post(user, %{"status" => "@#{other_user.nickname} :moominmamma:"})
1576
1577       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1578
1579       assert modified["directMessage"] == false
1580
1581       {:ok, activity} =
1582         CommonAPI.post(user, %{
1583           "status" => "@#{other_user.nickname} :moominmamma:",
1584           "visibility" => "direct"
1585         })
1586
1587       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1588
1589       assert modified["directMessage"] == true
1590     end
1591
1592     test "it strips BCC field" do
1593       user = insert(:user)
1594       {:ok, list} = Pleroma.List.create("foo", user)
1595
1596       {:ok, activity} =
1597         CommonAPI.post(user, %{"status" => "foobar", "visibility" => "list:#{list.id}"})
1598
1599       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
1600
1601       assert is_nil(modified["bcc"])
1602     end
1603
1604     test "it can handle Listen activities" do
1605       listen_activity = insert(:listen)
1606
1607       {:ok, modified} = Transmogrifier.prepare_outgoing(listen_activity.data)
1608
1609       assert modified["type"] == "Listen"
1610
1611       user = insert(:user)
1612
1613       {:ok, activity} = CommonAPI.listen(user, %{"title" => "lain radio episode 1"})
1614
1615       {:ok, _modified} = Transmogrifier.prepare_outgoing(activity.data)
1616     end
1617   end
1618
1619   describe "user upgrade" do
1620     test "it upgrades a user to activitypub" do
1621       user =
1622         insert(:user, %{
1623           nickname: "rye@niu.moe",
1624           local: false,
1625           ap_id: "https://niu.moe/users/rye",
1626           follower_address: User.ap_followers(%User{nickname: "rye@niu.moe"})
1627         })
1628
1629       user_two = insert(:user)
1630       Pleroma.FollowingRelationship.follow(user_two, user, :follow_accept)
1631
1632       {:ok, activity} = CommonAPI.post(user, %{"status" => "test"})
1633       {:ok, unrelated_activity} = CommonAPI.post(user_two, %{"status" => "test"})
1634       assert "http://localhost:4001/users/rye@niu.moe/followers" in activity.recipients
1635
1636       user = User.get_cached_by_id(user.id)
1637       assert user.note_count == 1
1638
1639       {:ok, user} = Transmogrifier.upgrade_user_from_ap_id("https://niu.moe/users/rye")
1640       ObanHelpers.perform_all()
1641
1642       assert user.ap_enabled
1643       assert user.note_count == 1
1644       assert user.follower_address == "https://niu.moe/users/rye/followers"
1645       assert user.following_address == "https://niu.moe/users/rye/following"
1646
1647       user = User.get_cached_by_id(user.id)
1648       assert user.note_count == 1
1649
1650       activity = Activity.get_by_id(activity.id)
1651       assert user.follower_address in activity.recipients
1652
1653       assert %{
1654                "url" => [
1655                  %{
1656                    "href" =>
1657                      "https://cdn.niu.moe/accounts/avatars/000/033/323/original/fd7f8ae0b3ffedc9.jpeg"
1658                  }
1659                ]
1660              } = user.avatar
1661
1662       assert %{
1663                "url" => [
1664                  %{
1665                    "href" =>
1666                      "https://cdn.niu.moe/accounts/headers/000/033/323/original/850b3448fa5fd477.png"
1667                  }
1668                ]
1669              } = user.banner
1670
1671       refute "..." in activity.recipients
1672
1673       unrelated_activity = Activity.get_by_id(unrelated_activity.id)
1674       refute user.follower_address in unrelated_activity.recipients
1675
1676       user_two = User.get_cached_by_id(user_two.id)
1677       assert User.following?(user_two, user)
1678       refute "..." in User.following(user_two)
1679     end
1680   end
1681
1682   describe "actor rewriting" do
1683     test "it fixes the actor URL property to be a proper URI" do
1684       data = %{
1685         "url" => %{"href" => "http://example.com"}
1686       }
1687
1688       rewritten = Transmogrifier.maybe_fix_user_object(data)
1689       assert rewritten["url"] == "http://example.com"
1690     end
1691   end
1692
1693   describe "actor origin containment" do
1694     test "it rejects activities which reference objects with bogus origins" do
1695       data = %{
1696         "@context" => "https://www.w3.org/ns/activitystreams",
1697         "id" => "http://mastodon.example.org/users/admin/activities/1234",
1698         "actor" => "http://mastodon.example.org/users/admin",
1699         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
1700         "object" => "https://info.pleroma.site/activity.json",
1701         "type" => "Announce"
1702       }
1703
1704       assert capture_log(fn ->
1705                :error = Transmogrifier.handle_incoming(data)
1706              end) =~ "Object containment failed"
1707     end
1708
1709     test "it rejects activities which reference objects that have an incorrect attribution (variant 1)" do
1710       data = %{
1711         "@context" => "https://www.w3.org/ns/activitystreams",
1712         "id" => "http://mastodon.example.org/users/admin/activities/1234",
1713         "actor" => "http://mastodon.example.org/users/admin",
1714         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
1715         "object" => "https://info.pleroma.site/activity2.json",
1716         "type" => "Announce"
1717       }
1718
1719       assert capture_log(fn ->
1720                :error = Transmogrifier.handle_incoming(data)
1721              end) =~ "Object containment failed"
1722     end
1723
1724     test "it rejects activities which reference objects that have an incorrect attribution (variant 2)" do
1725       data = %{
1726         "@context" => "https://www.w3.org/ns/activitystreams",
1727         "id" => "http://mastodon.example.org/users/admin/activities/1234",
1728         "actor" => "http://mastodon.example.org/users/admin",
1729         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
1730         "object" => "https://info.pleroma.site/activity3.json",
1731         "type" => "Announce"
1732       }
1733
1734       assert capture_log(fn ->
1735                :error = Transmogrifier.handle_incoming(data)
1736              end) =~ "Object containment failed"
1737     end
1738   end
1739
1740   describe "reserialization" do
1741     test "successfully reserializes a message with inReplyTo == nil" do
1742       user = insert(:user)
1743
1744       message = %{
1745         "@context" => "https://www.w3.org/ns/activitystreams",
1746         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
1747         "cc" => [],
1748         "type" => "Create",
1749         "object" => %{
1750           "to" => ["https://www.w3.org/ns/activitystreams#Public"],
1751           "cc" => [],
1752           "type" => "Note",
1753           "content" => "Hi",
1754           "inReplyTo" => nil,
1755           "attributedTo" => user.ap_id
1756         },
1757         "actor" => user.ap_id
1758       }
1759
1760       {:ok, activity} = Transmogrifier.handle_incoming(message)
1761
1762       {:ok, _} = Transmogrifier.prepare_outgoing(activity.data)
1763     end
1764
1765     test "successfully reserializes a message with AS2 objects in IR" do
1766       user = insert(:user)
1767
1768       message = %{
1769         "@context" => "https://www.w3.org/ns/activitystreams",
1770         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
1771         "cc" => [],
1772         "type" => "Create",
1773         "object" => %{
1774           "to" => ["https://www.w3.org/ns/activitystreams#Public"],
1775           "cc" => [],
1776           "type" => "Note",
1777           "content" => "Hi",
1778           "inReplyTo" => nil,
1779           "attributedTo" => user.ap_id,
1780           "tag" => [
1781             %{"name" => "#2hu", "href" => "http://example.com/2hu", "type" => "Hashtag"},
1782             %{"name" => "Bob", "href" => "http://example.com/bob", "type" => "Mention"}
1783           ]
1784         },
1785         "actor" => user.ap_id
1786       }
1787
1788       {:ok, activity} = Transmogrifier.handle_incoming(message)
1789
1790       {:ok, _} = Transmogrifier.prepare_outgoing(activity.data)
1791     end
1792   end
1793
1794   test "Rewrites Answers to Notes" do
1795     user = insert(:user)
1796
1797     {:ok, poll_activity} =
1798       CommonAPI.post(user, %{
1799         "status" => "suya...",
1800         "poll" => %{"options" => ["suya", "suya.", "suya.."], "expires_in" => 10}
1801       })
1802
1803     poll_object = Object.normalize(poll_activity)
1804     # TODO: Replace with CommonAPI vote creation when implemented
1805     data =
1806       File.read!("test/fixtures/mastodon-vote.json")
1807       |> Poison.decode!()
1808       |> Kernel.put_in(["to"], user.ap_id)
1809       |> Kernel.put_in(["object", "inReplyTo"], poll_object.data["id"])
1810       |> Kernel.put_in(["object", "to"], user.ap_id)
1811
1812     {:ok, %Activity{local: false} = activity} = Transmogrifier.handle_incoming(data)
1813     {:ok, data} = Transmogrifier.prepare_outgoing(activity.data)
1814
1815     assert data["object"]["type"] == "Note"
1816   end
1817
1818   describe "fix_explicit_addressing" do
1819     setup do
1820       user = insert(:user)
1821       [user: user]
1822     end
1823
1824     test "moves non-explicitly mentioned actors to cc", %{user: user} do
1825       explicitly_mentioned_actors = [
1826         "https://pleroma.gold/users/user1",
1827         "https://pleroma.gold/user2"
1828       ]
1829
1830       object = %{
1831         "actor" => user.ap_id,
1832         "to" => explicitly_mentioned_actors ++ ["https://social.beepboop.ga/users/dirb"],
1833         "cc" => [],
1834         "tag" =>
1835           Enum.map(explicitly_mentioned_actors, fn href ->
1836             %{"type" => "Mention", "href" => href}
1837           end)
1838       }
1839
1840       fixed_object = Transmogrifier.fix_explicit_addressing(object)
1841       assert Enum.all?(explicitly_mentioned_actors, &(&1 in fixed_object["to"]))
1842       refute "https://social.beepboop.ga/users/dirb" in fixed_object["to"]
1843       assert "https://social.beepboop.ga/users/dirb" in fixed_object["cc"]
1844     end
1845
1846     test "does not move actor's follower collection to cc", %{user: user} do
1847       object = %{
1848         "actor" => user.ap_id,
1849         "to" => [user.follower_address],
1850         "cc" => []
1851       }
1852
1853       fixed_object = Transmogrifier.fix_explicit_addressing(object)
1854       assert user.follower_address in fixed_object["to"]
1855       refute user.follower_address in fixed_object["cc"]
1856     end
1857
1858     test "removes recipient's follower collection from cc", %{user: user} do
1859       recipient = insert(:user)
1860
1861       object = %{
1862         "actor" => user.ap_id,
1863         "to" => [recipient.ap_id, "https://www.w3.org/ns/activitystreams#Public"],
1864         "cc" => [user.follower_address, recipient.follower_address]
1865       }
1866
1867       fixed_object = Transmogrifier.fix_explicit_addressing(object)
1868
1869       assert user.follower_address in fixed_object["cc"]
1870       refute recipient.follower_address in fixed_object["cc"]
1871       refute recipient.follower_address in fixed_object["to"]
1872     end
1873   end
1874
1875   describe "fix_summary/1" do
1876     test "returns fixed object" do
1877       assert Transmogrifier.fix_summary(%{"summary" => nil}) == %{"summary" => ""}
1878       assert Transmogrifier.fix_summary(%{"summary" => "ok"}) == %{"summary" => "ok"}
1879       assert Transmogrifier.fix_summary(%{}) == %{"summary" => ""}
1880     end
1881   end
1882
1883   describe "fix_in_reply_to/2" do
1884     setup do: clear_config([:instance, :federation_incoming_replies_max_depth])
1885
1886     setup do
1887       data = Poison.decode!(File.read!("test/fixtures/mastodon-post-activity.json"))
1888       [data: data]
1889     end
1890
1891     test "returns not modified object when hasn't containts inReplyTo field", %{data: data} do
1892       assert Transmogrifier.fix_in_reply_to(data) == data
1893     end
1894
1895     test "returns object with inReplyToAtomUri when denied incoming reply", %{data: data} do
1896       Pleroma.Config.put([:instance, :federation_incoming_replies_max_depth], 0)
1897
1898       object_with_reply =
1899         Map.put(data["object"], "inReplyTo", "https://shitposter.club/notice/2827873")
1900
1901       modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
1902       assert modified_object["inReplyTo"] == "https://shitposter.club/notice/2827873"
1903       assert modified_object["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
1904
1905       object_with_reply =
1906         Map.put(data["object"], "inReplyTo", %{"id" => "https://shitposter.club/notice/2827873"})
1907
1908       modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
1909       assert modified_object["inReplyTo"] == %{"id" => "https://shitposter.club/notice/2827873"}
1910       assert modified_object["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
1911
1912       object_with_reply =
1913         Map.put(data["object"], "inReplyTo", ["https://shitposter.club/notice/2827873"])
1914
1915       modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
1916       assert modified_object["inReplyTo"] == ["https://shitposter.club/notice/2827873"]
1917       assert modified_object["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
1918
1919       object_with_reply = Map.put(data["object"], "inReplyTo", [])
1920       modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
1921       assert modified_object["inReplyTo"] == []
1922       assert modified_object["inReplyToAtomUri"] == ""
1923     end
1924
1925     @tag capture_log: true
1926     test "returns modified object when allowed incoming reply", %{data: data} do
1927       object_with_reply =
1928         Map.put(
1929           data["object"],
1930           "inReplyTo",
1931           "https://shitposter.club/notice/2827873"
1932         )
1933
1934       Pleroma.Config.put([:instance, :federation_incoming_replies_max_depth], 5)
1935       modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
1936
1937       assert modified_object["inReplyTo"] ==
1938                "tag:shitposter.club,2017-05-05:noticeId=2827873:objectType=comment"
1939
1940       assert modified_object["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
1941
1942       assert modified_object["conversation"] ==
1943                "tag:shitposter.club,2017-05-05:objectType=thread:nonce=3c16e9c2681f6d26"
1944
1945       assert modified_object["context"] ==
1946                "tag:shitposter.club,2017-05-05:objectType=thread:nonce=3c16e9c2681f6d26"
1947     end
1948   end
1949
1950   describe "fix_url/1" do
1951     test "fixes data for object when url is map" do
1952       object = %{
1953         "url" => %{
1954           "type" => "Link",
1955           "mimeType" => "video/mp4",
1956           "href" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4"
1957         }
1958       }
1959
1960       assert Transmogrifier.fix_url(object) == %{
1961                "url" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4"
1962              }
1963     end
1964
1965     test "fixes data for video object" do
1966       object = %{
1967         "type" => "Video",
1968         "url" => [
1969           %{
1970             "type" => "Link",
1971             "mimeType" => "video/mp4",
1972             "href" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4"
1973           },
1974           %{
1975             "type" => "Link",
1976             "mimeType" => "video/mp4",
1977             "href" => "https://peertube46fb-ad81-2d4c2d1630e3-240.mp4"
1978           },
1979           %{
1980             "type" => "Link",
1981             "mimeType" => "text/html",
1982             "href" => "https://peertube.-2d4c2d1630e3"
1983           },
1984           %{
1985             "type" => "Link",
1986             "mimeType" => "text/html",
1987             "href" => "https://peertube.-2d4c2d16377-42"
1988           }
1989         ]
1990       }
1991
1992       assert Transmogrifier.fix_url(object) == %{
1993                "attachment" => [
1994                  %{
1995                    "href" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4",
1996                    "mimeType" => "video/mp4",
1997                    "type" => "Link"
1998                  }
1999                ],
2000                "type" => "Video",
2001                "url" => "https://peertube.-2d4c2d1630e3"
2002              }
2003     end
2004
2005     test "fixes url for not Video object" do
2006       object = %{
2007         "type" => "Text",
2008         "url" => [
2009           %{
2010             "type" => "Link",
2011             "mimeType" => "text/html",
2012             "href" => "https://peertube.-2d4c2d1630e3"
2013           },
2014           %{
2015             "type" => "Link",
2016             "mimeType" => "text/html",
2017             "href" => "https://peertube.-2d4c2d16377-42"
2018           }
2019         ]
2020       }
2021
2022       assert Transmogrifier.fix_url(object) == %{
2023                "type" => "Text",
2024                "url" => "https://peertube.-2d4c2d1630e3"
2025              }
2026
2027       assert Transmogrifier.fix_url(%{"type" => "Text", "url" => []}) == %{
2028                "type" => "Text",
2029                "url" => ""
2030              }
2031     end
2032
2033     test "retunrs not modified object" do
2034       assert Transmogrifier.fix_url(%{"type" => "Text"}) == %{"type" => "Text"}
2035     end
2036   end
2037
2038   describe "get_obj_helper/2" do
2039     test "returns nil when cannot normalize object" do
2040       assert capture_log(fn ->
2041                refute Transmogrifier.get_obj_helper("test-obj-id")
2042              end) =~ "Unsupported URI scheme"
2043     end
2044
2045     @tag capture_log: true
2046     test "returns {:ok, %Object{}} for success case" do
2047       assert {:ok, %Object{}} =
2048                Transmogrifier.get_obj_helper("https://shitposter.club/notice/2827873")
2049     end
2050   end
2051
2052   describe "fix_attachments/1" do
2053     test "returns not modified object" do
2054       data = Poison.decode!(File.read!("test/fixtures/mastodon-post-activity.json"))
2055       assert Transmogrifier.fix_attachments(data) == data
2056     end
2057
2058     test "returns modified object when attachment is map" do
2059       assert Transmogrifier.fix_attachments(%{
2060                "attachment" => %{
2061                  "mediaType" => "video/mp4",
2062                  "url" => "https://peertube.moe/stat-480.mp4"
2063                }
2064              }) == %{
2065                "attachment" => [
2066                  %{
2067                    "mediaType" => "video/mp4",
2068                    "url" => [
2069                      %{"href" => "https://peertube.moe/stat-480.mp4", "mediaType" => "video/mp4"}
2070                    ]
2071                  }
2072                ]
2073              }
2074     end
2075
2076     test "returns modified object when attachment is list" do
2077       assert Transmogrifier.fix_attachments(%{
2078                "attachment" => [
2079                  %{"mediaType" => "video/mp4", "url" => "https://pe.er/stat-480.mp4"},
2080                  %{"mimeType" => "video/mp4", "href" => "https://pe.er/stat-480.mp4"}
2081                ]
2082              }) == %{
2083                "attachment" => [
2084                  %{
2085                    "mediaType" => "video/mp4",
2086                    "url" => [
2087                      %{"href" => "https://pe.er/stat-480.mp4", "mediaType" => "video/mp4"}
2088                    ]
2089                  },
2090                  %{
2091                    "mediaType" => "video/mp4",
2092                    "url" => [
2093                      %{"href" => "https://pe.er/stat-480.mp4", "mediaType" => "video/mp4"}
2094                    ]
2095                  }
2096                ]
2097              }
2098     end
2099   end
2100
2101   describe "fix_emoji/1" do
2102     test "returns not modified object when object not contains tags" do
2103       data = Poison.decode!(File.read!("test/fixtures/mastodon-post-activity.json"))
2104       assert Transmogrifier.fix_emoji(data) == data
2105     end
2106
2107     test "returns object with emoji when object contains list tags" do
2108       assert Transmogrifier.fix_emoji(%{
2109                "tag" => [
2110                  %{"type" => "Emoji", "name" => ":bib:", "icon" => %{"url" => "/test"}},
2111                  %{"type" => "Hashtag"}
2112                ]
2113              }) == %{
2114                "emoji" => %{"bib" => "/test"},
2115                "tag" => [
2116                  %{"icon" => %{"url" => "/test"}, "name" => ":bib:", "type" => "Emoji"},
2117                  %{"type" => "Hashtag"}
2118                ]
2119              }
2120     end
2121
2122     test "returns object with emoji when object contains map tag" do
2123       assert Transmogrifier.fix_emoji(%{
2124                "tag" => %{"type" => "Emoji", "name" => ":bib:", "icon" => %{"url" => "/test"}}
2125              }) == %{
2126                "emoji" => %{"bib" => "/test"},
2127                "tag" => %{"icon" => %{"url" => "/test"}, "name" => ":bib:", "type" => "Emoji"}
2128              }
2129     end
2130   end
2131
2132   describe "set_replies/1" do
2133     setup do: clear_config([:activitypub, :note_replies_output_limit], 2)
2134
2135     test "returns unmodified object if activity doesn't have self-replies" do
2136       data = Poison.decode!(File.read!("test/fixtures/mastodon-post-activity.json"))
2137       assert Transmogrifier.set_replies(data) == data
2138     end
2139
2140     test "sets `replies` collection with a limited number of self-replies" do
2141       [user, another_user] = insert_list(2, :user)
2142
2143       {:ok, %{id: id1} = activity} = CommonAPI.post(user, %{"status" => "1"})
2144
2145       {:ok, %{id: id2} = self_reply1} =
2146         CommonAPI.post(user, %{"status" => "self-reply 1", "in_reply_to_status_id" => id1})
2147
2148       {:ok, self_reply2} =
2149         CommonAPI.post(user, %{"status" => "self-reply 2", "in_reply_to_status_id" => id1})
2150
2151       # Assuming to _not_ be present in `replies` due to :note_replies_output_limit is set to 2
2152       {:ok, _} =
2153         CommonAPI.post(user, %{"status" => "self-reply 3", "in_reply_to_status_id" => id1})
2154
2155       {:ok, _} =
2156         CommonAPI.post(user, %{
2157           "status" => "self-reply to self-reply",
2158           "in_reply_to_status_id" => id2
2159         })
2160
2161       {:ok, _} =
2162         CommonAPI.post(another_user, %{
2163           "status" => "another user's reply",
2164           "in_reply_to_status_id" => id1
2165         })
2166
2167       object = Object.normalize(activity)
2168       replies_uris = Enum.map([self_reply1, self_reply2], fn a -> a.object.data["id"] end)
2169
2170       assert %{"type" => "Collection", "items" => ^replies_uris} =
2171                Transmogrifier.set_replies(object.data)["replies"]
2172     end
2173   end
2174 end