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

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
   6   use Pleroma.DataCase
   7   use Oban.Testing, repo: Pleroma.Repo
   8
   9   alias Pleroma.Activity
  10   alias Pleroma.Builders.ActivityBuilder
  11   alias Pleroma.Notification
  12   alias Pleroma.Object
  13   alias Pleroma.User
  14   alias Pleroma.Web.ActivityPub.ActivityPub
  15   alias Pleroma.Web.ActivityPub.Utils
  16   alias Pleroma.Web.AdminAPI.AccountView
  17   alias Pleroma.Web.CommonAPI
  18
  19   import Pleroma.Factory
  20   import Tesla.Mock
  21   import Mock
  22
  23   setup do
  24     mock(fn env -> apply(HttpRequestMock, :request, [env]) end)
  25     :ok
  26   end
  27
  28   clear_config([:instance, :federating])
  29
  30   describe "streaming out participations" do
  31     test "it streams them out" do
  32       user = insert(:user)
  33       {:ok, activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "direct"})
  34
  35       {:ok, conversation} = Pleroma.Conversation.create_or_bump_for(activity)
  36
  37       participations =
  38         conversation.participations
  39         |> Repo.preload(:user)
  40
  41       with_mock Pleroma.Web.Streamer,
  42         stream: fn _, _ -> nil end do
  43         ActivityPub.stream_out_participations(conversation.participations)
  44
  45         assert called(Pleroma.Web.Streamer.stream("participation", participations))
  46       end
  47     end
  48
  49     test "streams them out on activity creation" do
  50       user_one = insert(:user)
  51       user_two = insert(:user)
  52
  53       with_mock Pleroma.Web.Streamer,
  54         stream: fn _, _ -> nil end do
  55         {:ok, activity} =
  56           CommonAPI.post(user_one, %{
  57             "status" => "@#{user_two.nickname}",
  58             "visibility" => "direct"
  59           })
  60
  61         conversation =
  62           activity.data["context"]
  63           |> Pleroma.Conversation.get_for_ap_id()
  64           |> Repo.preload(participations: :user)
  65
  66         assert called(Pleroma.Web.Streamer.stream("participation", conversation.participations))
  67       end
  68     end
  69   end
  70
  71   describe "fetching restricted by visibility" do
  72     test "it restricts by the appropriate visibility" do
  73       user = insert(:user)
  74
  75       {:ok, public_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "public"})
  76
  77       {:ok, direct_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "direct"})
  78
  79       {:ok, unlisted_activity} =
  80         CommonAPI.post(user, %{"status" => ".", "visibility" => "unlisted"})
  81
  82       {:ok, private_activity} =
  83         CommonAPI.post(user, %{"status" => ".", "visibility" => "private"})
  84
  85       activities =
  86         ActivityPub.fetch_activities([], %{:visibility => "direct", "actor_id" => user.ap_id})
  87
  88       assert activities == [direct_activity]
  89
  90       activities =
  91         ActivityPub.fetch_activities([], %{:visibility => "unlisted", "actor_id" => user.ap_id})
  92
  93       assert activities == [unlisted_activity]
  94
  95       activities =
  96         ActivityPub.fetch_activities([], %{:visibility => "private", "actor_id" => user.ap_id})
  97
  98       assert activities == [private_activity]
  99
 100       activities =
 101         ActivityPub.fetch_activities([], %{:visibility => "public", "actor_id" => user.ap_id})
 102
 103       assert activities == [public_activity]
 104
 105       activities =
 106         ActivityPub.fetch_activities([], %{
 107           :visibility => ~w[private public],
 108           "actor_id" => user.ap_id
 109         })
 110
 111       assert activities == [public_activity, private_activity]
 112     end
 113   end
 114
 115   describe "fetching excluded by visibility" do
 116     test "it excludes by the appropriate visibility" do
 117       user = insert(:user)
 118
 119       {:ok, public_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "public"})
 120
 121       {:ok, direct_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "direct"})
 122
 123       {:ok, unlisted_activity} =
 124         CommonAPI.post(user, %{"status" => ".", "visibility" => "unlisted"})
 125
 126       {:ok, private_activity} =
 127         CommonAPI.post(user, %{"status" => ".", "visibility" => "private"})
 128
 129       activities =
 130         ActivityPub.fetch_activities([], %{
 131           "exclude_visibilities" => "direct",
 132           "actor_id" => user.ap_id
 133         })
 134
 135       assert public_activity in activities
 136       assert unlisted_activity in activities
 137       assert private_activity in activities
 138       refute direct_activity in activities
 139
 140       activities =
 141         ActivityPub.fetch_activities([], %{
 142           "exclude_visibilities" => "unlisted",
 143           "actor_id" => user.ap_id
 144         })
 145
 146       assert public_activity in activities
 147       refute unlisted_activity in activities
 148       assert private_activity in activities
 149       assert direct_activity in activities
 150
 151       activities =
 152         ActivityPub.fetch_activities([], %{
 153           "exclude_visibilities" => "private",
 154           "actor_id" => user.ap_id
 155         })
 156
 157       assert public_activity in activities
 158       assert unlisted_activity in activities
 159       refute private_activity in activities
 160       assert direct_activity in activities
 161
 162       activities =
 163         ActivityPub.fetch_activities([], %{
 164           "exclude_visibilities" => "public",
 165           "actor_id" => user.ap_id
 166         })
 167
 168       refute public_activity in activities
 169       assert unlisted_activity in activities
 170       assert private_activity in activities
 171       assert direct_activity in activities
 172     end
 173   end
 174
 175   describe "building a user from his ap id" do
 176     test "it returns a user" do
 177       user_id = "http://mastodon.example.org/users/admin"
 178       {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
 179       assert user.ap_id == user_id
 180       assert user.nickname == "admin@mastodon.example.org"
 181       assert user.source_data
 182       assert user.ap_enabled
 183       assert user.follower_address == "http://mastodon.example.org/users/admin/followers"
 184     end
 185
 186     test "it returns a user that is invisible" do
 187       user_id = "http://mastodon.example.org/users/relay"
 188       {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
 189       assert User.invisible?(user)
 190     end
 191
 192     test "it fetches the appropriate tag-restricted posts" do
 193       user = insert(:user)
 194
 195       {:ok, status_one} = CommonAPI.post(user, %{"status" => ". #test"})
 196       {:ok, status_two} = CommonAPI.post(user, %{"status" => ". #essais"})
 197       {:ok, status_three} = CommonAPI.post(user, %{"status" => ". #test #reject"})
 198
 199       fetch_one = ActivityPub.fetch_activities([], %{"type" => "Create", "tag" => "test"})
 200
 201       fetch_two =
 202         ActivityPub.fetch_activities([], %{"type" => "Create", "tag" => ["test", "essais"]})
 203
 204       fetch_three =
 205         ActivityPub.fetch_activities([], %{
 206           "type" => "Create",
 207           "tag" => ["test", "essais"],
 208           "tag_reject" => ["reject"]
 209         })
 210
 211       fetch_four =
 212         ActivityPub.fetch_activities([], %{
 213           "type" => "Create",
 214           "tag" => ["test"],
 215           "tag_all" => ["test", "reject"]
 216         })
 217
 218       assert fetch_one == [status_one, status_three]
 219       assert fetch_two == [status_one, status_two, status_three]
 220       assert fetch_three == [status_one, status_two]
 221       assert fetch_four == [status_three]
 222     end
 223   end
 224
 225   describe "insertion" do
 226     test "drops activities beyond a certain limit" do
 227       limit = Pleroma.Config.get([:instance, :remote_limit])
 228
 229       random_text =
 230         :crypto.strong_rand_bytes(limit + 1)
 231         |> Base.encode64()
 232         |> binary_part(0, limit + 1)
 233
 234       data = %{
 235         "ok" => true,
 236         "object" => %{
 237           "content" => random_text
 238         }
 239       }
 240
 241       assert {:error, {:remote_limit_error, _}} = ActivityPub.insert(data)
 242     end
 243
 244     test "doesn't drop activities with content being null" do
 245       user = insert(:user)
 246
 247       data = %{
 248         "actor" => user.ap_id,
 249         "to" => [],
 250         "object" => %{
 251           "actor" => user.ap_id,
 252           "to" => [],
 253           "type" => "Note",
 254           "content" => nil
 255         }
 256       }
 257
 258       assert {:ok, _} = ActivityPub.insert(data)
 259     end
 260
 261     test "returns the activity if one with the same id is already in" do
 262       activity = insert(:note_activity)
 263       {:ok, new_activity} = ActivityPub.insert(activity.data)
 264
 265       assert activity.id == new_activity.id
 266     end
 267
 268     test "inserts a given map into the activity database, giving it an id if it has none." do
 269       user = insert(:user)
 270
 271       data = %{
 272         "actor" => user.ap_id,
 273         "to" => [],
 274         "object" => %{
 275           "actor" => user.ap_id,
 276           "to" => [],
 277           "type" => "Note",
 278           "content" => "hey"
 279         }
 280       }
 281
 282       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 283       assert activity.data["ok"] == data["ok"]
 284       assert is_binary(activity.data["id"])
 285
 286       given_id = "bla"
 287
 288       data = %{
 289         "id" => given_id,
 290         "actor" => user.ap_id,
 291         "to" => [],
 292         "context" => "blabla",
 293         "object" => %{
 294           "actor" => user.ap_id,
 295           "to" => [],
 296           "type" => "Note",
 297           "content" => "hey"
 298         }
 299       }
 300
 301       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 302       assert activity.data["ok"] == data["ok"]
 303       assert activity.data["id"] == given_id
 304       assert activity.data["context"] == "blabla"
 305       assert activity.data["context_id"]
 306     end
 307
 308     test "adds a context when none is there" do
 309       user = insert(:user)
 310
 311       data = %{
 312         "actor" => user.ap_id,
 313         "to" => [],
 314         "object" => %{
 315           "actor" => user.ap_id,
 316           "to" => [],
 317           "type" => "Note",
 318           "content" => "hey"
 319         }
 320       }
 321
 322       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 323       object = Pleroma.Object.normalize(activity)
 324
 325       assert is_binary(activity.data["context"])
 326       assert is_binary(object.data["context"])
 327       assert activity.data["context_id"]
 328       assert object.data["context_id"]
 329     end
 330
 331     test "adds an id to a given object if it lacks one and is a note and inserts it to the object database" do
 332       user = insert(:user)
 333
 334       data = %{
 335         "actor" => user.ap_id,
 336         "to" => [],
 337         "object" => %{
 338           "actor" => user.ap_id,
 339           "to" => [],
 340           "type" => "Note",
 341           "content" => "hey"
 342         }
 343       }
 344
 345       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 346       assert object = Object.normalize(activity)
 347       assert is_binary(object.data["id"])
 348     end
 349   end
 350
 351   describe "listen activities" do
 352     test "does not increase user note count" do
 353       user = insert(:user)
 354
 355       {:ok, activity} =
 356         ActivityPub.listen(%{
 357           to: ["https://www.w3.org/ns/activitystreams#Public"],
 358           actor: user,
 359           context: "",
 360           object: %{
 361             "actor" => user.ap_id,
 362             "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 363             "artist" => "lain",
 364             "title" => "lain radio episode 1",
 365             "length" => 180_000,
 366             "type" => "Audio"
 367           }
 368         })
 369
 370       assert activity.actor == user.ap_id
 371
 372       user = User.get_cached_by_id(user.id)
 373       assert user.note_count == 0
 374     end
 375
 376     test "can be fetched into a timeline" do
 377       _listen_activity_1 = insert(:listen)
 378       _listen_activity_2 = insert(:listen)
 379       _listen_activity_3 = insert(:listen)
 380
 381       timeline = ActivityPub.fetch_activities([], %{"type" => ["Listen"]})
 382
 383       assert length(timeline) == 3
 384     end
 385   end
 386
 387   describe "create activities" do
 388     test "removes doubled 'to' recipients" do
 389       user = insert(:user)
 390
 391       {:ok, activity} =
 392         ActivityPub.create(%{
 393           to: ["user1", "user1", "user2"],
 394           actor: user,
 395           context: "",
 396           object: %{
 397             "to" => ["user1", "user1", "user2"],
 398             "type" => "Note",
 399             "content" => "testing"
 400           }
 401         })
 402
 403       assert activity.data["to"] == ["user1", "user2"]
 404       assert activity.actor == user.ap_id
 405       assert activity.recipients == ["user1", "user2", user.ap_id]
 406     end
 407
 408     test "increases user note count only for public activities" do
 409       user = insert(:user)
 410
 411       {:ok, _} =
 412         CommonAPI.post(User.get_cached_by_id(user.id), %{
 413           "status" => "1",
 414           "visibility" => "public"
 415         })
 416
 417       {:ok, _} =
 418         CommonAPI.post(User.get_cached_by_id(user.id), %{
 419           "status" => "2",
 420           "visibility" => "unlisted"
 421         })
 422
 423       {:ok, _} =
 424         CommonAPI.post(User.get_cached_by_id(user.id), %{
 425           "status" => "2",
 426           "visibility" => "private"
 427         })
 428
 429       {:ok, _} =
 430         CommonAPI.post(User.get_cached_by_id(user.id), %{
 431           "status" => "3",
 432           "visibility" => "direct"
 433         })
 434
 435       user = User.get_cached_by_id(user.id)
 436       assert user.note_count == 2
 437     end
 438
 439     test "increases replies count" do
 440       user = insert(:user)
 441       user2 = insert(:user)
 442
 443       {:ok, activity} = CommonAPI.post(user, %{"status" => "1", "visibility" => "public"})
 444       ap_id = activity.data["id"]
 445       reply_data = %{"status" => "1", "in_reply_to_status_id" => activity.id}
 446
 447       # public
 448       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "public"))
 449       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 450       assert object.data["repliesCount"] == 1
 451
 452       # unlisted
 453       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "unlisted"))
 454       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 455       assert object.data["repliesCount"] == 2
 456
 457       # private
 458       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "private"))
 459       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 460       assert object.data["repliesCount"] == 2
 461
 462       # direct
 463       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "direct"))
 464       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 465       assert object.data["repliesCount"] == 2
 466     end
 467   end
 468
 469   describe "fetch activities for recipients" do
 470     test "retrieve the activities for certain recipients" do
 471       {:ok, activity_one} = ActivityBuilder.insert(%{"to" => ["someone"]})
 472       {:ok, activity_two} = ActivityBuilder.insert(%{"to" => ["someone_else"]})
 473       {:ok, _activity_three} = ActivityBuilder.insert(%{"to" => ["noone"]})
 474
 475       activities = ActivityPub.fetch_activities(["someone", "someone_else"])
 476       assert length(activities) == 2
 477       assert activities == [activity_one, activity_two]
 478     end
 479   end
 480
 481   describe "fetch activities in context" do
 482     test "retrieves activities that have a given context" do
 483       {:ok, activity} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
 484       {:ok, activity_two} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
 485       {:ok, _activity_three} = ActivityBuilder.insert(%{"type" => "Create", "context" => "3hu"})
 486       {:ok, _activity_four} = ActivityBuilder.insert(%{"type" => "Announce", "context" => "2hu"})
 487       activity_five = insert(:note_activity)
 488       user = insert(:user)
 489
 490       {:ok, _user_relationship} = User.block(user, %{ap_id: activity_five.data["actor"]})
 491
 492       activities = ActivityPub.fetch_activities_for_context("2hu", %{"blocking_user" => user})
 493       assert activities == [activity_two, activity]
 494     end
 495   end
 496
 497   test "doesn't return blocked activities" do
 498     activity_one = insert(:note_activity)
 499     activity_two = insert(:note_activity)
 500     activity_three = insert(:note_activity)
 501     user = insert(:user)
 502     booster = insert(:user)
 503     {:ok, _user_relationship} = User.block(user, %{ap_id: activity_one.data["actor"]})
 504
 505     activities =
 506       ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 507
 508     assert Enum.member?(activities, activity_two)
 509     assert Enum.member?(activities, activity_three)
 510     refute Enum.member?(activities, activity_one)
 511
 512     {:ok, _user_block} = User.unblock(user, %{ap_id: activity_one.data["actor"]})
 513
 514     activities =
 515       ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 516
 517     assert Enum.member?(activities, activity_two)
 518     assert Enum.member?(activities, activity_three)
 519     assert Enum.member?(activities, activity_one)
 520
 521     {:ok, _user_relationship} = User.block(user, %{ap_id: activity_three.data["actor"]})
 522     {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(activity_three.id, booster)
 523     %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
 524     activity_three = Activity.get_by_id(activity_three.id)
 525
 526     activities =
 527       ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 528
 529     assert Enum.member?(activities, activity_two)
 530     refute Enum.member?(activities, activity_three)
 531     refute Enum.member?(activities, boost_activity)
 532     assert Enum.member?(activities, activity_one)
 533
 534     activities =
 535       ActivityPub.fetch_activities([], %{"blocking_user" => nil, "skip_preload" => true})
 536
 537     assert Enum.member?(activities, activity_two)
 538     assert Enum.member?(activities, activity_three)
 539     assert Enum.member?(activities, boost_activity)
 540     assert Enum.member?(activities, activity_one)
 541   end
 542
 543   test "doesn't return transitive interactions concerning blocked users" do
 544     blocker = insert(:user)
 545     blockee = insert(:user)
 546     friend = insert(:user)
 547
 548     {:ok, _user_relationship} = User.block(blocker, blockee)
 549
 550     {:ok, activity_one} = CommonAPI.post(friend, %{"status" => "hey!"})
 551
 552     {:ok, activity_two} = CommonAPI.post(friend, %{"status" => "hey! @#{blockee.nickname}"})
 553
 554     {:ok, activity_three} = CommonAPI.post(blockee, %{"status" => "hey! @#{friend.nickname}"})
 555
 556     {:ok, activity_four} = CommonAPI.post(blockee, %{"status" => "hey! @#{blocker.nickname}"})
 557
 558     activities = ActivityPub.fetch_activities([], %{"blocking_user" => blocker})
 559
 560     assert Enum.member?(activities, activity_one)
 561     refute Enum.member?(activities, activity_two)
 562     refute Enum.member?(activities, activity_three)
 563     refute Enum.member?(activities, activity_four)
 564   end
 565
 566   test "doesn't return announce activities concerning blocked users" do
 567     blocker = insert(:user)
 568     blockee = insert(:user)
 569     friend = insert(:user)
 570
 571     {:ok, _user_relationship} = User.block(blocker, blockee)
 572
 573     {:ok, activity_one} = CommonAPI.post(friend, %{"status" => "hey!"})
 574
 575     {:ok, activity_two} = CommonAPI.post(blockee, %{"status" => "hey! @#{friend.nickname}"})
 576
 577     {:ok, activity_three, _} = CommonAPI.repeat(activity_two.id, friend)
 578
 579     activities =
 580       ActivityPub.fetch_activities([], %{"blocking_user" => blocker})
 581       |> Enum.map(fn act -> act.id end)
 582
 583     assert Enum.member?(activities, activity_one.id)
 584     refute Enum.member?(activities, activity_two.id)
 585     refute Enum.member?(activities, activity_three.id)
 586   end
 587
 588   test "doesn't return activities from blocked domains" do
 589     domain = "dogwhistle.zone"
 590     domain_user = insert(:user, %{ap_id: "https://#{domain}/@pundit"})
 591     note = insert(:note, %{data: %{"actor" => domain_user.ap_id}})
 592     activity = insert(:note_activity, %{note: note})
 593     user = insert(:user)
 594     {:ok, user} = User.block_domain(user, domain)
 595
 596     activities =
 597       ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 598
 599     refute activity in activities
 600
 601     followed_user = insert(:user)
 602     ActivityPub.follow(user, followed_user)
 603     {:ok, repeat_activity, _} = CommonAPI.repeat(activity.id, followed_user)
 604
 605     activities =
 606       ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 607
 608     refute repeat_activity in activities
 609   end
 610
 611   test "does return activities from followed users on blocked domains" do
 612     domain = "meanies.social"
 613     domain_user = insert(:user, %{ap_id: "https://#{domain}/@pundit"})
 614     blocker = insert(:user)
 615
 616     {:ok, blocker} = User.follow(blocker, domain_user)
 617     {:ok, blocker} = User.block_domain(blocker, domain)
 618
 619     assert User.following?(blocker, domain_user)
 620     assert User.blocks_domain?(blocker, domain_user)
 621     refute User.blocks?(blocker, domain_user)
 622
 623     note = insert(:note, %{data: %{"actor" => domain_user.ap_id}})
 624     activity = insert(:note_activity, %{note: note})
 625
 626     activities =
 627       ActivityPub.fetch_activities([], %{"blocking_user" => blocker, "skip_preload" => true})
 628
 629     assert activity in activities
 630
 631     # And check that if the guy we DO follow boosts someone else from their domain,
 632     # that should be hidden
 633     another_user = insert(:user, %{ap_id: "https://#{domain}/@meanie2"})
 634     bad_note = insert(:note, %{data: %{"actor" => another_user.ap_id}})
 635     bad_activity = insert(:note_activity, %{note: bad_note})
 636     {:ok, repeat_activity, _} = CommonAPI.repeat(bad_activity.id, domain_user)
 637
 638     activities =
 639       ActivityPub.fetch_activities([], %{"blocking_user" => blocker, "skip_preload" => true})
 640
 641     refute repeat_activity in activities
 642   end
 643
 644   test "doesn't return muted activities" do
 645     activity_one = insert(:note_activity)
 646     activity_two = insert(:note_activity)
 647     activity_three = insert(:note_activity)
 648     user = insert(:user)
 649     booster = insert(:user)
 650
 651     activity_one_actor = User.get_by_ap_id(activity_one.data["actor"])
 652     {:ok, _user_relationships} = User.mute(user, activity_one_actor)
 653
 654     activities =
 655       ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 656
 657     assert Enum.member?(activities, activity_two)
 658     assert Enum.member?(activities, activity_three)
 659     refute Enum.member?(activities, activity_one)
 660
 661     # Calling with 'with_muted' will deliver muted activities, too.
 662     activities =
 663       ActivityPub.fetch_activities([], %{
 664         "muting_user" => user,
 665         "with_muted" => true,
 666         "skip_preload" => true
 667       })
 668
 669     assert Enum.member?(activities, activity_two)
 670     assert Enum.member?(activities, activity_three)
 671     assert Enum.member?(activities, activity_one)
 672
 673     {:ok, _user_mute} = User.unmute(user, activity_one_actor)
 674
 675     activities =
 676       ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 677
 678     assert Enum.member?(activities, activity_two)
 679     assert Enum.member?(activities, activity_three)
 680     assert Enum.member?(activities, activity_one)
 681
 682     activity_three_actor = User.get_by_ap_id(activity_three.data["actor"])
 683     {:ok, _user_relationships} = User.mute(user, activity_three_actor)
 684     {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(activity_three.id, booster)
 685     %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
 686     activity_three = Activity.get_by_id(activity_three.id)
 687
 688     activities =
 689       ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 690
 691     assert Enum.member?(activities, activity_two)
 692     refute Enum.member?(activities, activity_three)
 693     refute Enum.member?(activities, boost_activity)
 694     assert Enum.member?(activities, activity_one)
 695
 696     activities = ActivityPub.fetch_activities([], %{"muting_user" => nil, "skip_preload" => true})
 697
 698     assert Enum.member?(activities, activity_two)
 699     assert Enum.member?(activities, activity_three)
 700     assert Enum.member?(activities, boost_activity)
 701     assert Enum.member?(activities, activity_one)
 702   end
 703
 704   test "doesn't return thread muted activities" do
 705     user = insert(:user)
 706     _activity_one = insert(:note_activity)
 707     note_two = insert(:note, data: %{"context" => "suya.."})
 708     activity_two = insert(:note_activity, note: note_two)
 709
 710     {:ok, _activity_two} = CommonAPI.add_mute(user, activity_two)
 711
 712     assert [_activity_one] = ActivityPub.fetch_activities([], %{"muting_user" => user})
 713   end
 714
 715   test "returns thread muted activities when with_muted is set" do
 716     user = insert(:user)
 717     _activity_one = insert(:note_activity)
 718     note_two = insert(:note, data: %{"context" => "suya.."})
 719     activity_two = insert(:note_activity, note: note_two)
 720
 721     {:ok, _activity_two} = CommonAPI.add_mute(user, activity_two)
 722
 723     assert [_activity_two, _activity_one] =
 724              ActivityPub.fetch_activities([], %{"muting_user" => user, "with_muted" => true})
 725   end
 726
 727   test "does include announces on request" do
 728     activity_three = insert(:note_activity)
 729     user = insert(:user)
 730     booster = insert(:user)
 731
 732     {:ok, user} = User.follow(user, booster)
 733
 734     {:ok, announce, _object} = CommonAPI.repeat(activity_three.id, booster)
 735
 736     [announce_activity] = ActivityPub.fetch_activities([user.ap_id | User.following(user)])
 737
 738     assert announce_activity.id == announce.id
 739   end
 740
 741   test "excludes reblogs on request" do
 742     user = insert(:user)
 743     {:ok, expected_activity} = ActivityBuilder.insert(%{"type" => "Create"}, %{:user => user})
 744     {:ok, _} = ActivityBuilder.insert(%{"type" => "Announce"}, %{:user => user})
 745
 746     [activity] = ActivityPub.fetch_user_activities(user, nil, %{"exclude_reblogs" => "true"})
 747
 748     assert activity == expected_activity
 749   end
 750
 751   describe "public fetch activities" do
 752     test "doesn't retrieve unlisted activities" do
 753       user = insert(:user)
 754
 755       {:ok, _unlisted_activity} =
 756         CommonAPI.post(user, %{"status" => "yeah", "visibility" => "unlisted"})
 757
 758       {:ok, listed_activity} = CommonAPI.post(user, %{"status" => "yeah"})
 759
 760       [activity] = ActivityPub.fetch_public_activities()
 761
 762       assert activity == listed_activity
 763     end
 764
 765     test "retrieves public activities" do
 766       _activities = ActivityPub.fetch_public_activities()
 767
 768       %{public: public} = ActivityBuilder.public_and_non_public()
 769
 770       activities = ActivityPub.fetch_public_activities()
 771       assert length(activities) == 1
 772       assert Enum.at(activities, 0) == public
 773     end
 774
 775     test "retrieves a maximum of 20 activities" do
 776       ActivityBuilder.insert_list(10)
 777       expected_activities = ActivityBuilder.insert_list(20)
 778
 779       activities = ActivityPub.fetch_public_activities()
 780
 781       assert collect_ids(activities) == collect_ids(expected_activities)
 782       assert length(activities) == 20
 783     end
 784
 785     test "retrieves ids starting from a since_id" do
 786       activities = ActivityBuilder.insert_list(30)
 787       expected_activities = ActivityBuilder.insert_list(10)
 788       since_id = List.last(activities).id
 789
 790       activities = ActivityPub.fetch_public_activities(%{"since_id" => since_id})
 791
 792       assert collect_ids(activities) == collect_ids(expected_activities)
 793       assert length(activities) == 10
 794     end
 795
 796     test "retrieves ids up to max_id" do
 797       ActivityBuilder.insert_list(10)
 798       expected_activities = ActivityBuilder.insert_list(20)
 799
 800       %{id: max_id} =
 801         10
 802         |> ActivityBuilder.insert_list()
 803         |> List.first()
 804
 805       activities = ActivityPub.fetch_public_activities(%{"max_id" => max_id})
 806
 807       assert length(activities) == 20
 808       assert collect_ids(activities) == collect_ids(expected_activities)
 809     end
 810
 811     test "paginates via offset/limit" do
 812       _first_part_activities = ActivityBuilder.insert_list(10)
 813       second_part_activities = ActivityBuilder.insert_list(10)
 814
 815       later_activities = ActivityBuilder.insert_list(10)
 816
 817       activities =
 818         ActivityPub.fetch_public_activities(%{"page" => "2", "page_size" => "20"}, :offset)
 819
 820       assert length(activities) == 20
 821
 822       assert collect_ids(activities) ==
 823                collect_ids(second_part_activities) ++ collect_ids(later_activities)
 824     end
 825
 826     test "doesn't return reblogs for users for whom reblogs have been muted" do
 827       activity = insert(:note_activity)
 828       user = insert(:user)
 829       booster = insert(:user)
 830       {:ok, _reblog_mute} = CommonAPI.hide_reblogs(user, booster)
 831
 832       {:ok, activity, _} = CommonAPI.repeat(activity.id, booster)
 833
 834       activities = ActivityPub.fetch_activities([], %{"muting_user" => user})
 835
 836       refute Enum.any?(activities, fn %{id: id} -> id == activity.id end)
 837     end
 838
 839     test "returns reblogs for users for whom reblogs have not been muted" do
 840       activity = insert(:note_activity)
 841       user = insert(:user)
 842       booster = insert(:user)
 843       {:ok, _reblog_mute} = CommonAPI.hide_reblogs(user, booster)
 844       {:ok, _reblog_mute} = CommonAPI.show_reblogs(user, booster)
 845
 846       {:ok, activity, _} = CommonAPI.repeat(activity.id, booster)
 847
 848       activities = ActivityPub.fetch_activities([], %{"muting_user" => user})
 849
 850       assert Enum.any?(activities, fn %{id: id} -> id == activity.id end)
 851     end
 852   end
 853
 854   describe "react to an object" do
 855     test_with_mock "sends an activity to federation", Pleroma.Web.Federator, [:passthrough], [] do
 856       Pleroma.Config.put([:instance, :federating], true)
 857       user = insert(:user)
 858       reactor = insert(:user)
 859       {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
 860       assert object = Object.normalize(activity)
 861
 862       {:ok, reaction_activity, _object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
 863
 864       assert called(Pleroma.Web.Federator.publish(reaction_activity))
 865     end
 866
 867     test "adds an emoji reaction activity to the db" do
 868       user = insert(:user)
 869       reactor = insert(:user)
 870       {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
 871       assert object = Object.normalize(activity)
 872
 873       {:ok, reaction_activity, object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
 874
 875       assert reaction_activity
 876
 877       assert reaction_activity.data["actor"] == reactor.ap_id
 878       assert reaction_activity.data["type"] == "EmojiReaction"
 879       assert reaction_activity.data["content"] == "🔥"
 880       assert reaction_activity.data["object"] == object.data["id"]
 881       assert reaction_activity.data["to"] == [User.ap_followers(reactor), activity.data["actor"]]
 882       assert reaction_activity.data["context"] == object.data["context"]
 883       assert object.data["reaction_count"] == 1
 884       assert object.data["reactions"]["🔥"] == [reactor.ap_id]
 885     end
 886   end
 887
 888   describe "unreacting to an object" do
 889     test_with_mock "sends an activity to federation", Pleroma.Web.Federator, [:passthrough], [] do
 890       Pleroma.Config.put([:instance, :federating], true)
 891       user = insert(:user)
 892       reactor = insert(:user)
 893       {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
 894       assert object = Object.normalize(activity)
 895
 896       {:ok, reaction_activity, _object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
 897
 898       assert called(Pleroma.Web.Federator.publish(reaction_activity))
 899
 900       {:ok, unreaction_activity, _object} =
 901         ActivityPub.unreact_with_emoji(reactor, reaction_activity.data["id"])
 902
 903       assert called(Pleroma.Web.Federator.publish(unreaction_activity))
 904     end
 905
 906     test "adds an undo activity to the db" do
 907       user = insert(:user)
 908       reactor = insert(:user)
 909       {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
 910       assert object = Object.normalize(activity)
 911
 912       {:ok, reaction_activity, _object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
 913
 914       {:ok, unreaction_activity, _object} =
 915         ActivityPub.unreact_with_emoji(reactor, reaction_activity.data["id"])
 916
 917       assert unreaction_activity.actor == reactor.ap_id
 918       assert unreaction_activity.data["object"] == reaction_activity.data["id"]
 919
 920       object = Object.get_by_ap_id(object.data["id"])
 921       assert object.data["reaction_count"] == 0
 922       assert object.data["reactions"] == %{}
 923     end
 924   end
 925
 926   describe "like an object" do
 927     test_with_mock "sends an activity to federation", Pleroma.Web.Federator, [:passthrough], [] do
 928       Pleroma.Config.put([:instance, :federating], true)
 929       note_activity = insert(:note_activity)
 930       assert object_activity = Object.normalize(note_activity)
 931
 932       user = insert(:user)
 933
 934       {:ok, like_activity, _object} = ActivityPub.like(user, object_activity)
 935       assert called(Pleroma.Web.Federator.publish(like_activity))
 936     end
 937
 938     test "returns exist activity if object already liked" do
 939       note_activity = insert(:note_activity)
 940       assert object_activity = Object.normalize(note_activity)
 941
 942       user = insert(:user)
 943
 944       {:ok, like_activity, _object} = ActivityPub.like(user, object_activity)
 945
 946       {:ok, like_activity_exist, _object} = ActivityPub.like(user, object_activity)
 947       assert like_activity == like_activity_exist
 948     end
 949
 950     test "adds a like activity to the db" do
 951       note_activity = insert(:note_activity)
 952       assert object = Object.normalize(note_activity)
 953
 954       user = insert(:user)
 955       user_two = insert(:user)
 956
 957       {:ok, like_activity, object} = ActivityPub.like(user, object)
 958
 959       assert like_activity.data["actor"] == user.ap_id
 960       assert like_activity.data["type"] == "Like"
 961       assert like_activity.data["object"] == object.data["id"]
 962       assert like_activity.data["to"] == [User.ap_followers(user), note_activity.data["actor"]]
 963       assert like_activity.data["context"] == object.data["context"]
 964       assert object.data["like_count"] == 1
 965       assert object.data["likes"] == [user.ap_id]
 966
 967       # Just return the original activity if the user already liked it.
 968       {:ok, same_like_activity, object} = ActivityPub.like(user, object)
 969
 970       assert like_activity == same_like_activity
 971       assert object.data["likes"] == [user.ap_id]
 972       assert object.data["like_count"] == 1
 973
 974       {:ok, _like_activity, object} = ActivityPub.like(user_two, object)
 975       assert object.data["like_count"] == 2
 976     end
 977   end
 978
 979   describe "unliking" do
 980     test_with_mock "sends an activity to federation", Pleroma.Web.Federator, [:passthrough], [] do
 981       Pleroma.Config.put([:instance, :federating], true)
 982
 983       note_activity = insert(:note_activity)
 984       object = Object.normalize(note_activity)
 985       user = insert(:user)
 986
 987       {:ok, object} = ActivityPub.unlike(user, object)
 988       refute called(Pleroma.Web.Federator.publish())
 989
 990       {:ok, _like_activity, object} = ActivityPub.like(user, object)
 991       assert object.data["like_count"] == 1
 992
 993       {:ok, unlike_activity, _, object} = ActivityPub.unlike(user, object)
 994       assert object.data["like_count"] == 0
 995
 996       assert called(Pleroma.Web.Federator.publish(unlike_activity))
 997     end
 998
 999     test "unliking a previously liked object" do
1000       note_activity = insert(:note_activity)
1001       object = Object.normalize(note_activity)
1002       user = insert(:user)
1003
1004       # Unliking something that hasn't been liked does nothing
1005       {:ok, object} = ActivityPub.unlike(user, object)
1006       assert object.data["like_count"] == 0
1007
1008       {:ok, like_activity, object} = ActivityPub.like(user, object)
1009       assert object.data["like_count"] == 1
1010
1011       {:ok, unlike_activity, _, object} = ActivityPub.unlike(user, object)
1012       assert object.data["like_count"] == 0
1013
1014       assert Activity.get_by_id(like_activity.id) == nil
1015       assert note_activity.actor in unlike_activity.recipients
1016     end
1017   end
1018
1019   describe "announcing an object" do
1020     test "adds an announce activity to the db" do
1021       note_activity = insert(:note_activity)
1022       object = Object.normalize(note_activity)
1023       user = insert(:user)
1024
1025       {:ok, announce_activity, object} = ActivityPub.announce(user, object)
1026       assert object.data["announcement_count"] == 1
1027       assert object.data["announcements"] == [user.ap_id]
1028
1029       assert announce_activity.data["to"] == [
1030                User.ap_followers(user),
1031                note_activity.data["actor"]
1032              ]
1033
1034       assert announce_activity.data["object"] == object.data["id"]
1035       assert announce_activity.data["actor"] == user.ap_id
1036       assert announce_activity.data["context"] == object.data["context"]
1037     end
1038   end
1039
1040   describe "announcing a private object" do
1041     test "adds an announce activity to the db if the audience is not widened" do
1042       user = insert(:user)
1043       {:ok, note_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "private"})
1044       object = Object.normalize(note_activity)
1045
1046       {:ok, announce_activity, object} = ActivityPub.announce(user, object, nil, true, false)
1047
1048       assert announce_activity.data["to"] == [User.ap_followers(user)]
1049
1050       assert announce_activity.data["object"] == object.data["id"]
1051       assert announce_activity.data["actor"] == user.ap_id
1052       assert announce_activity.data["context"] == object.data["context"]
1053     end
1054
1055     test "does not add an announce activity to the db if the audience is widened" do
1056       user = insert(:user)
1057       {:ok, note_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "private"})
1058       object = Object.normalize(note_activity)
1059
1060       assert {:error, _} = ActivityPub.announce(user, object, nil, true, true)
1061     end
1062
1063     test "does not add an announce activity to the db if the announcer is not the author" do
1064       user = insert(:user)
1065       announcer = insert(:user)
1066       {:ok, note_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "private"})
1067       object = Object.normalize(note_activity)
1068
1069       assert {:error, _} = ActivityPub.announce(announcer, object, nil, true, false)
1070     end
1071   end
1072
1073   describe "unannouncing an object" do
1074     test "unannouncing a previously announced object" do
1075       note_activity = insert(:note_activity)
1076       object = Object.normalize(note_activity)
1077       user = insert(:user)
1078
1079       # Unannouncing an object that is not announced does nothing
1080       # {:ok, object} = ActivityPub.unannounce(user, object)
1081       # assert object.data["announcement_count"] == 0
1082
1083       {:ok, announce_activity, object} = ActivityPub.announce(user, object)
1084       assert object.data["announcement_count"] == 1
1085
1086       {:ok, unannounce_activity, object} = ActivityPub.unannounce(user, object)
1087       assert object.data["announcement_count"] == 0
1088
1089       assert unannounce_activity.data["to"] == [
1090                User.ap_followers(user),
1091                object.data["actor"]
1092              ]
1093
1094       assert unannounce_activity.data["type"] == "Undo"
1095       assert unannounce_activity.data["object"] == announce_activity.data
1096       assert unannounce_activity.data["actor"] == user.ap_id
1097       assert unannounce_activity.data["context"] == announce_activity.data["context"]
1098
1099       assert Activity.get_by_id(announce_activity.id) == nil
1100     end
1101   end
1102
1103   describe "uploading files" do
1104     test "copies the file to the configured folder" do
1105       file = %Plug.Upload{
1106         content_type: "image/jpg",
1107         path: Path.absname("test/fixtures/image.jpg"),
1108         filename: "an_image.jpg"
1109       }
1110
1111       {:ok, %Object{} = object} = ActivityPub.upload(file)
1112       assert object.data["name"] == "an_image.jpg"
1113     end
1114
1115     test "works with base64 encoded images" do
1116       file = %{
1117         "img" => data_uri()
1118       }
1119
1120       {:ok, %Object{}} = ActivityPub.upload(file)
1121     end
1122   end
1123
1124   describe "fetch the latest Follow" do
1125     test "fetches the latest Follow activity" do
1126       %Activity{data: %{"type" => "Follow"}} = activity = insert(:follow_activity)
1127       follower = Repo.get_by(User, ap_id: activity.data["actor"])
1128       followed = Repo.get_by(User, ap_id: activity.data["object"])
1129
1130       assert activity == Utils.fetch_latest_follow(follower, followed)
1131     end
1132   end
1133
1134   describe "following / unfollowing" do
1135     test "creates a follow activity" do
1136       follower = insert(:user)
1137       followed = insert(:user)
1138
1139       {:ok, activity} = ActivityPub.follow(follower, followed)
1140       assert activity.data["type"] == "Follow"
1141       assert activity.data["actor"] == follower.ap_id
1142       assert activity.data["object"] == followed.ap_id
1143     end
1144
1145     test "creates an undo activity for the last follow" do
1146       follower = insert(:user)
1147       followed = insert(:user)
1148
1149       {:ok, follow_activity} = ActivityPub.follow(follower, followed)
1150       {:ok, activity} = ActivityPub.unfollow(follower, followed)
1151
1152       assert activity.data["type"] == "Undo"
1153       assert activity.data["actor"] == follower.ap_id
1154
1155       embedded_object = activity.data["object"]
1156       assert is_map(embedded_object)
1157       assert embedded_object["type"] == "Follow"
1158       assert embedded_object["object"] == followed.ap_id
1159       assert embedded_object["id"] == follow_activity.data["id"]
1160     end
1161   end
1162
1163   describe "blocking / unblocking" do
1164     test "creates a block activity" do
1165       blocker = insert(:user)
1166       blocked = insert(:user)
1167
1168       {:ok, activity} = ActivityPub.block(blocker, blocked)
1169
1170       assert activity.data["type"] == "Block"
1171       assert activity.data["actor"] == blocker.ap_id
1172       assert activity.data["object"] == blocked.ap_id
1173     end
1174
1175     test "creates an undo activity for the last block" do
1176       blocker = insert(:user)
1177       blocked = insert(:user)
1178
1179       {:ok, block_activity} = ActivityPub.block(blocker, blocked)
1180       {:ok, activity} = ActivityPub.unblock(blocker, blocked)
1181
1182       assert activity.data["type"] == "Undo"
1183       assert activity.data["actor"] == blocker.ap_id
1184
1185       embedded_object = activity.data["object"]
1186       assert is_map(embedded_object)
1187       assert embedded_object["type"] == "Block"
1188       assert embedded_object["object"] == blocked.ap_id
1189       assert embedded_object["id"] == block_activity.data["id"]
1190     end
1191   end
1192
1193   describe "deletion" do
1194     test "it creates a delete activity and deletes the original object" do
1195       note = insert(:note_activity)
1196       object = Object.normalize(note)
1197       {:ok, delete} = ActivityPub.delete(object)
1198
1199       assert delete.data["type"] == "Delete"
1200       assert delete.data["actor"] == note.data["actor"]
1201       assert delete.data["object"] == object.data["id"]
1202
1203       assert Activity.get_by_id(delete.id) != nil
1204
1205       assert Repo.get(Object, object.id).data["type"] == "Tombstone"
1206     end
1207
1208     test "decrements user note count only for public activities" do
1209       user = insert(:user, note_count: 10)
1210
1211       {:ok, a1} =
1212         CommonAPI.post(User.get_cached_by_id(user.id), %{
1213           "status" => "yeah",
1214           "visibility" => "public"
1215         })
1216
1217       {:ok, a2} =
1218         CommonAPI.post(User.get_cached_by_id(user.id), %{
1219           "status" => "yeah",
1220           "visibility" => "unlisted"
1221         })
1222
1223       {:ok, a3} =
1224         CommonAPI.post(User.get_cached_by_id(user.id), %{
1225           "status" => "yeah",
1226           "visibility" => "private"
1227         })
1228
1229       {:ok, a4} =
1230         CommonAPI.post(User.get_cached_by_id(user.id), %{
1231           "status" => "yeah",
1232           "visibility" => "direct"
1233         })
1234
1235       {:ok, _} = Object.normalize(a1) |> ActivityPub.delete()
1236       {:ok, _} = Object.normalize(a2) |> ActivityPub.delete()
1237       {:ok, _} = Object.normalize(a3) |> ActivityPub.delete()
1238       {:ok, _} = Object.normalize(a4) |> ActivityPub.delete()
1239
1240       user = User.get_cached_by_id(user.id)
1241       assert user.note_count == 10
1242     end
1243
1244     test "it creates a delete activity and checks that it is also sent to users mentioned by the deleted object" do
1245       user = insert(:user)
1246       note = insert(:note_activity)
1247       object = Object.normalize(note)
1248
1249       {:ok, object} =
1250         object
1251         |> Object.change(%{
1252           data: %{
1253             "actor" => object.data["actor"],
1254             "id" => object.data["id"],
1255             "to" => [user.ap_id],
1256             "type" => "Note"
1257           }
1258         })
1259         |> Object.update_and_set_cache()
1260
1261       {:ok, delete} = ActivityPub.delete(object)
1262
1263       assert user.ap_id in delete.data["to"]
1264     end
1265
1266     test "decreases reply count" do
1267       user = insert(:user)
1268       user2 = insert(:user)
1269
1270       {:ok, activity} = CommonAPI.post(user, %{"status" => "1", "visibility" => "public"})
1271       reply_data = %{"status" => "1", "in_reply_to_status_id" => activity.id}
1272       ap_id = activity.data["id"]
1273
1274       {:ok, public_reply} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "public"))
1275       {:ok, unlisted_reply} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "unlisted"))
1276       {:ok, private_reply} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "private"))
1277       {:ok, direct_reply} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "direct"))
1278
1279       _ = CommonAPI.delete(direct_reply.id, user2)
1280       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
1281       assert object.data["repliesCount"] == 2
1282
1283       _ = CommonAPI.delete(private_reply.id, user2)
1284       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
1285       assert object.data["repliesCount"] == 2
1286
1287       _ = CommonAPI.delete(public_reply.id, user2)
1288       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
1289       assert object.data["repliesCount"] == 1
1290
1291       _ = CommonAPI.delete(unlisted_reply.id, user2)
1292       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
1293       assert object.data["repliesCount"] == 0
1294     end
1295
1296     test "it passes delete activity through MRF before deleting the object" do
1297       rewrite_policy = Pleroma.Config.get([:instance, :rewrite_policy])
1298       Pleroma.Config.put([:instance, :rewrite_policy], Pleroma.Web.ActivityPub.MRF.DropPolicy)
1299
1300       on_exit(fn -> Pleroma.Config.put([:instance, :rewrite_policy], rewrite_policy) end)
1301
1302       note = insert(:note_activity)
1303       object = Object.normalize(note)
1304
1305       {:error, {:reject, _}} = ActivityPub.delete(object)
1306
1307       assert Activity.get_by_id(note.id)
1308       assert Repo.get(Object, object.id).data["type"] == object.data["type"]
1309     end
1310   end
1311
1312   describe "timeline post-processing" do
1313     test "it filters broken threads" do
1314       user1 = insert(:user)
1315       user2 = insert(:user)
1316       user3 = insert(:user)
1317
1318       {:ok, user1} = User.follow(user1, user3)
1319       assert User.following?(user1, user3)
1320
1321       {:ok, user2} = User.follow(user2, user3)
1322       assert User.following?(user2, user3)
1323
1324       {:ok, user3} = User.follow(user3, user2)
1325       assert User.following?(user3, user2)
1326
1327       {:ok, public_activity} = CommonAPI.post(user3, %{"status" => "hi 1"})
1328
1329       {:ok, private_activity_1} =
1330         CommonAPI.post(user3, %{"status" => "hi 2", "visibility" => "private"})
1331
1332       {:ok, private_activity_2} =
1333         CommonAPI.post(user2, %{
1334           "status" => "hi 3",
1335           "visibility" => "private",
1336           "in_reply_to_status_id" => private_activity_1.id
1337         })
1338
1339       {:ok, private_activity_3} =
1340         CommonAPI.post(user3, %{
1341           "status" => "hi 4",
1342           "visibility" => "private",
1343           "in_reply_to_status_id" => private_activity_2.id
1344         })
1345
1346       activities =
1347         ActivityPub.fetch_activities([user1.ap_id | User.following(user1)])
1348         |> Enum.map(fn a -> a.id end)
1349
1350       private_activity_1 = Activity.get_by_ap_id_with_object(private_activity_1.data["id"])
1351
1352       assert [public_activity.id, private_activity_1.id, private_activity_3.id] == activities
1353
1354       assert length(activities) == 3
1355
1356       activities =
1357         ActivityPub.fetch_activities([user1.ap_id | User.following(user1)], %{"user" => user1})
1358         |> Enum.map(fn a -> a.id end)
1359
1360       assert [public_activity.id, private_activity_1.id] == activities
1361       assert length(activities) == 2
1362     end
1363   end
1364
1365   describe "update" do
1366     test "it creates an update activity with the new user data" do
1367       user = insert(:user)
1368       {:ok, user} = User.ensure_keys_present(user)
1369       user_data = Pleroma.Web.ActivityPub.UserView.render("user.json", %{user: user})
1370
1371       {:ok, update} =
1372         ActivityPub.update(%{
1373           actor: user_data["id"],
1374           to: [user.follower_address],
1375           cc: [],
1376           object: user_data
1377         })
1378
1379       assert update.data["actor"] == user.ap_id
1380       assert update.data["to"] == [user.follower_address]
1381       assert embedded_object = update.data["object"]
1382       assert embedded_object["id"] == user_data["id"]
1383       assert embedded_object["type"] == user_data["type"]
1384     end
1385   end
1386
1387   test "returned pinned statuses" do
1388     Pleroma.Config.put([:instance, :max_pinned_statuses], 3)
1389     user = insert(:user)
1390
1391     {:ok, activity_one} = CommonAPI.post(user, %{"status" => "HI!!!"})
1392     {:ok, activity_two} = CommonAPI.post(user, %{"status" => "HI!!!"})
1393     {:ok, activity_three} = CommonAPI.post(user, %{"status" => "HI!!!"})
1394
1395     CommonAPI.pin(activity_one.id, user)
1396     user = refresh_record(user)
1397
1398     CommonAPI.pin(activity_two.id, user)
1399     user = refresh_record(user)
1400
1401     CommonAPI.pin(activity_three.id, user)
1402     user = refresh_record(user)
1403
1404     activities = ActivityPub.fetch_user_activities(user, nil, %{"pinned" => "true"})
1405
1406     assert 3 = length(activities)
1407   end
1408
1409   describe "flag/1" do
1410     setup do
1411       reporter = insert(:user)
1412       target_account = insert(:user)
1413       content = "foobar"
1414       {:ok, activity} = CommonAPI.post(target_account, %{"status" => content})
1415       context = Utils.generate_context_id()
1416
1417       reporter_ap_id = reporter.ap_id
1418       target_ap_id = target_account.ap_id
1419       activity_ap_id = activity.data["id"]
1420
1421       activity_with_object = Activity.get_by_ap_id_with_object(activity_ap_id)
1422
1423       {:ok,
1424        %{
1425          reporter: reporter,
1426          context: context,
1427          target_account: target_account,
1428          reported_activity: activity,
1429          content: content,
1430          activity_ap_id: activity_ap_id,
1431          activity_with_object: activity_with_object,
1432          reporter_ap_id: reporter_ap_id,
1433          target_ap_id: target_ap_id
1434        }}
1435     end
1436
1437     test "it can create a Flag activity",
1438          %{
1439            reporter: reporter,
1440            context: context,
1441            target_account: target_account,
1442            reported_activity: reported_activity,
1443            content: content,
1444            activity_ap_id: activity_ap_id,
1445            activity_with_object: activity_with_object,
1446            reporter_ap_id: reporter_ap_id,
1447            target_ap_id: target_ap_id
1448          } do
1449       assert {:ok, activity} =
1450                ActivityPub.flag(%{
1451                  actor: reporter,
1452                  context: context,
1453                  account: target_account,
1454                  statuses: [reported_activity],
1455                  content: content
1456                })
1457
1458       note_obj = %{
1459         "type" => "Note",
1460         "id" => activity_ap_id,
1461         "content" => content,
1462         "published" => activity_with_object.object.data["published"],
1463         "actor" => AccountView.render("show.json", %{user: target_account})
1464       }
1465
1466       assert %Activity{
1467                actor: ^reporter_ap_id,
1468                data: %{
1469                  "type" => "Flag",
1470                  "content" => ^content,
1471                  "context" => ^context,
1472                  "object" => [^target_ap_id, ^note_obj]
1473                }
1474              } = activity
1475     end
1476
1477     test_with_mock "strips status data from Flag, before federating it",
1478                    %{
1479                      reporter: reporter,
1480                      context: context,
1481                      target_account: target_account,
1482                      reported_activity: reported_activity,
1483                      content: content
1484                    },
1485                    Utils,
1486                    [:passthrough],
1487                    [] do
1488       {:ok, activity} =
1489         ActivityPub.flag(%{
1490           actor: reporter,
1491           context: context,
1492           account: target_account,
1493           statuses: [reported_activity],
1494           content: content
1495         })
1496
1497       new_data =
1498         put_in(activity.data, ["object"], [target_account.ap_id, reported_activity.data["id"]])
1499
1500       assert_called(Utils.maybe_federate(%{activity | data: new_data}))
1501     end
1502   end
1503
1504   test "fetch_activities/2 returns activities addressed to a list " do
1505     user = insert(:user)
1506     member = insert(:user)
1507     {:ok, list} = Pleroma.List.create("foo", user)
1508     {:ok, list} = Pleroma.List.follow(list, member)
1509
1510     {:ok, activity} =
1511       CommonAPI.post(user, %{"status" => "foobar", "visibility" => "list:#{list.id}"})
1512
1513     activity = Repo.preload(activity, :bookmark)
1514     activity = %Activity{activity | thread_muted?: !!activity.thread_muted?}
1515
1516     assert ActivityPub.fetch_activities([], %{"user" => user}) == [activity]
1517   end
1518
1519   def data_uri do
1520     File.read!("test/fixtures/avatar_data_uri")
1521   end
1522
1523   describe "fetch_activities_bounded" do
1524     test "fetches private posts for followed users" do
1525       user = insert(:user)
1526
1527       {:ok, activity} =
1528         CommonAPI.post(user, %{
1529           "status" => "thought I looked cute might delete later :3",
1530           "visibility" => "private"
1531         })
1532
1533       [result] = ActivityPub.fetch_activities_bounded([user.follower_address], [])
1534       assert result.id == activity.id
1535     end
1536
1537     test "fetches only public posts for other users" do
1538       user = insert(:user)
1539       {:ok, activity} = CommonAPI.post(user, %{"status" => "#cofe", "visibility" => "public"})
1540
1541       {:ok, _private_activity} =
1542         CommonAPI.post(user, %{
1543           "status" => "why is tenshi eating a corndog so cute?",
1544           "visibility" => "private"
1545         })
1546
1547       [result] = ActivityPub.fetch_activities_bounded([], [user.follower_address])
1548       assert result.id == activity.id
1549     end
1550   end
1551
1552   describe "fetch_follow_information_for_user" do
1553     test "syncronizes following/followers counters" do
1554       user =
1555         insert(:user,
1556           local: false,
1557           follower_address: "http://localhost:4001/users/fuser2/followers",
1558           following_address: "http://localhost:4001/users/fuser2/following"
1559         )
1560
1561       {:ok, info} = ActivityPub.fetch_follow_information_for_user(user)
1562       assert info.follower_count == 527
1563       assert info.following_count == 267
1564     end
1565
1566     test "detects hidden followers" do
1567       mock(fn env ->
1568         case env.url do
1569           "http://localhost:4001/users/masto_closed/followers?page=1" ->
1570             %Tesla.Env{status: 403, body: ""}
1571
1572           _ ->
1573             apply(HttpRequestMock, :request, [env])
1574         end
1575       end)
1576
1577       user =
1578         insert(:user,
1579           local: false,
1580           follower_address: "http://localhost:4001/users/masto_closed/followers",
1581           following_address: "http://localhost:4001/users/masto_closed/following"
1582         )
1583
1584       {:ok, follow_info} = ActivityPub.fetch_follow_information_for_user(user)
1585       assert follow_info.hide_followers == true
1586       assert follow_info.hide_follows == false
1587     end
1588
1589     test "detects hidden follows" do
1590       mock(fn env ->
1591         case env.url do
1592           "http://localhost:4001/users/masto_closed/following?page=1" ->
1593             %Tesla.Env{status: 403, body: ""}
1594
1595           _ ->
1596             apply(HttpRequestMock, :request, [env])
1597         end
1598       end)
1599
1600       user =
1601         insert(:user,
1602           local: false,
1603           follower_address: "http://localhost:4001/users/masto_closed/followers",
1604           following_address: "http://localhost:4001/users/masto_closed/following"
1605         )
1606
1607       {:ok, follow_info} = ActivityPub.fetch_follow_information_for_user(user)
1608       assert follow_info.hide_followers == false
1609       assert follow_info.hide_follows == true
1610     end
1611
1612     test "detects hidden follows/followers for friendica" do
1613       user =
1614         insert(:user,
1615           local: false,
1616           follower_address: "http://localhost:8080/followers/fuser3",
1617           following_address: "http://localhost:8080/following/fuser3"
1618         )
1619
1620       {:ok, follow_info} = ActivityPub.fetch_follow_information_for_user(user)
1621       assert follow_info.hide_followers == true
1622       assert follow_info.follower_count == 296
1623       assert follow_info.following_count == 32
1624       assert follow_info.hide_follows == true
1625     end
1626
1627     test "doesn't crash when follower and following counters are hidden" do
1628       mock(fn env ->
1629         case env.url do
1630           "http://localhost:4001/users/masto_hidden_counters/following" ->
1631             json(%{
1632               "@context" => "https://www.w3.org/ns/activitystreams",
1633               "id" => "http://localhost:4001/users/masto_hidden_counters/followers"
1634             })
1635
1636           "http://localhost:4001/users/masto_hidden_counters/following?page=1" ->
1637             %Tesla.Env{status: 403, body: ""}
1638
1639           "http://localhost:4001/users/masto_hidden_counters/followers" ->
1640             json(%{
1641               "@context" => "https://www.w3.org/ns/activitystreams",
1642               "id" => "http://localhost:4001/users/masto_hidden_counters/following"
1643             })
1644
1645           "http://localhost:4001/users/masto_hidden_counters/followers?page=1" ->
1646             %Tesla.Env{status: 403, body: ""}
1647         end
1648       end)
1649
1650       user =
1651         insert(:user,
1652           local: false,
1653           follower_address: "http://localhost:4001/users/masto_hidden_counters/followers",
1654           following_address: "http://localhost:4001/users/masto_hidden_counters/following"
1655         )
1656
1657       {:ok, follow_info} = ActivityPub.fetch_follow_information_for_user(user)
1658
1659       assert follow_info.hide_followers == true
1660       assert follow_info.follower_count == 0
1661       assert follow_info.hide_follows == true
1662       assert follow_info.following_count == 0
1663     end
1664   end
1665
1666   describe "fetch_favourites/3" do
1667     test "returns a favourite activities sorted by adds to favorite" do
1668       user = insert(:user)
1669       other_user = insert(:user)
1670       user1 = insert(:user)
1671       user2 = insert(:user)
1672       {:ok, a1} = CommonAPI.post(user1, %{"status" => "bla"})
1673       {:ok, _a2} = CommonAPI.post(user2, %{"status" => "traps are happy"})
1674       {:ok, a3} = CommonAPI.post(user2, %{"status" => "Trees Are "})
1675       {:ok, a4} = CommonAPI.post(user2, %{"status" => "Agent Smith "})
1676       {:ok, a5} = CommonAPI.post(user1, %{"status" => "Red or Blue "})
1677
1678       {:ok, _, _} = CommonAPI.favorite(a4.id, user)
1679       {:ok, _, _} = CommonAPI.favorite(a3.id, other_user)
1680       {:ok, _, _} = CommonAPI.favorite(a3.id, user)
1681       {:ok, _, _} = CommonAPI.favorite(a5.id, other_user)
1682       {:ok, _, _} = CommonAPI.favorite(a5.id, user)
1683       {:ok, _, _} = CommonAPI.favorite(a4.id, other_user)
1684       {:ok, _, _} = CommonAPI.favorite(a1.id, user)
1685       {:ok, _, _} = CommonAPI.favorite(a1.id, other_user)
1686       result = ActivityPub.fetch_favourites(user)
1687
1688       assert Enum.map(result, & &1.id) == [a1.id, a5.id, a3.id, a4.id]
1689
1690       result = ActivityPub.fetch_favourites(user, %{"limit" => 2})
1691       assert Enum.map(result, & &1.id) == [a1.id, a5.id]
1692     end
1693   end
1694
1695   describe "Move activity" do
1696     test "create" do
1697       %{ap_id: old_ap_id} = old_user = insert(:user)
1698       %{ap_id: new_ap_id} = new_user = insert(:user, also_known_as: [old_ap_id])
1699       follower = insert(:user)
1700       follower_move_opted_out = insert(:user, allow_following_move: false)
1701
1702       User.follow(follower, old_user)
1703       User.follow(follower_move_opted_out, old_user)
1704
1705       assert User.following?(follower, old_user)
1706       assert User.following?(follower_move_opted_out, old_user)
1707
1708       assert {:ok, activity} = ActivityPub.move(old_user, new_user)
1709
1710       assert %Activity{
1711                actor: ^old_ap_id,
1712                data: %{
1713                  "actor" => ^old_ap_id,
1714                  "object" => ^old_ap_id,
1715                  "target" => ^new_ap_id,
1716                  "type" => "Move"
1717                },
1718                local: true
1719              } = activity
1720
1721       params = %{
1722         "op" => "move_following",
1723         "origin_id" => old_user.id,
1724         "target_id" => new_user.id
1725       }
1726
1727       assert_enqueued(worker: Pleroma.Workers.BackgroundWorker, args: params)
1728
1729       Pleroma.Workers.BackgroundWorker.perform(params, nil)
1730
1731       refute User.following?(follower, old_user)
1732       assert User.following?(follower, new_user)
1733
1734       assert User.following?(follower_move_opted_out, old_user)
1735       refute User.following?(follower_move_opted_out, new_user)
1736
1737       activity = %Activity{activity | object: nil}
1738
1739       assert [%Notification{activity: ^activity}] =
1740                Notification.for_user(follower, %{with_move: true})
1741
1742       assert [%Notification{activity: ^activity}] =
1743                Notification.for_user(follower_move_opted_out, %{with_move: true})
1744     end
1745
1746     test "old user must be in the new user's `also_known_as` list" do
1747       old_user = insert(:user)
1748       new_user = insert(:user)
1749
1750       assert {:error, "Target account must have the origin in `alsoKnownAs`"} =
1751                ActivityPub.move(old_user, new_user)
1752     end
1753   end
1754 end