git.squeep.com Git - akkoma/blob - test/pleroma/web/activity_pub/activity_pub_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.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.Config
  12   alias Pleroma.Notification
  13   alias Pleroma.Object
  14   alias Pleroma.User
  15   alias Pleroma.Web.ActivityPub.ActivityPub
  16   alias Pleroma.Web.ActivityPub.Utils
  17   alias Pleroma.Web.AdminAPI.AccountView
  18   alias Pleroma.Web.CommonAPI
  19
  20   import ExUnit.CaptureLog
  21   import Mock
  22   import Pleroma.Factory
  23   import Tesla.Mock
  24
  25   setup do
  26     mock(fn env -> apply(HttpRequestMock, :request, [env]) end)
  27     :ok
  28   end
  29
  30   setup do: clear_config([:instance, :federating])
  31
  32   describe "streaming out participations" do
  33     test "it streams them out" do
  34       user = insert(:user)
  35       {:ok, activity} = CommonAPI.post(user, %{status: ".", visibility: "direct"})
  36
  37       {:ok, conversation} = Pleroma.Conversation.create_or_bump_for(activity)
  38
  39       participations =
  40         conversation.participations
  41         |> Repo.preload(:user)
  42
  43       with_mock Pleroma.Web.Streamer,
  44         stream: fn _, _ -> nil end do
  45         ActivityPub.stream_out_participations(conversation.participations)
  46
  47         assert called(Pleroma.Web.Streamer.stream("participation", participations))
  48       end
  49     end
  50
  51     test "streams them out on activity creation" do
  52       user_one = insert(:user)
  53       user_two = insert(:user)
  54
  55       with_mock Pleroma.Web.Streamer,
  56         stream: fn _, _ -> nil end do
  57         {:ok, activity} =
  58           CommonAPI.post(user_one, %{
  59             status: "@#{user_two.nickname}",
  60             visibility: "direct"
  61           })
  62
  63         conversation =
  64           activity.data["context"]
  65           |> Pleroma.Conversation.get_for_ap_id()
  66           |> Repo.preload(participations: :user)
  67
  68         assert called(Pleroma.Web.Streamer.stream("participation", conversation.participations))
  69       end
  70     end
  71   end
  72
  73   describe "fetching restricted by visibility" do
  74     test "it restricts by the appropriate visibility" do
  75       user = insert(:user)
  76
  77       {:ok, public_activity} = CommonAPI.post(user, %{status: ".", visibility: "public"})
  78
  79       {:ok, direct_activity} = CommonAPI.post(user, %{status: ".", visibility: "direct"})
  80
  81       {:ok, unlisted_activity} = CommonAPI.post(user, %{status: ".", visibility: "unlisted"})
  82
  83       {:ok, private_activity} = CommonAPI.post(user, %{status: ".", visibility: "private"})
  84
  85       activities = ActivityPub.fetch_activities([], %{visibility: "direct", actor_id: user.ap_id})
  86
  87       assert activities == [direct_activity]
  88
  89       activities =
  90         ActivityPub.fetch_activities([], %{visibility: "unlisted", actor_id: user.ap_id})
  91
  92       assert activities == [unlisted_activity]
  93
  94       activities =
  95         ActivityPub.fetch_activities([], %{visibility: "private", actor_id: user.ap_id})
  96
  97       assert activities == [private_activity]
  98
  99       activities = ActivityPub.fetch_activities([], %{visibility: "public", actor_id: user.ap_id})
 100
 101       assert activities == [public_activity]
 102
 103       activities =
 104         ActivityPub.fetch_activities([], %{
 105           visibility: ~w[private public],
 106           actor_id: user.ap_id
 107         })
 108
 109       assert activities == [public_activity, private_activity]
 110     end
 111   end
 112
 113   describe "fetching excluded by visibility" do
 114     test "it excludes by the appropriate visibility" do
 115       user = insert(:user)
 116
 117       {:ok, public_activity} = CommonAPI.post(user, %{status: ".", visibility: "public"})
 118
 119       {:ok, direct_activity} = CommonAPI.post(user, %{status: ".", visibility: "direct"})
 120
 121       {:ok, unlisted_activity} = CommonAPI.post(user, %{status: ".", visibility: "unlisted"})
 122
 123       {:ok, private_activity} = CommonAPI.post(user, %{status: ".", visibility: "private"})
 124
 125       activities =
 126         ActivityPub.fetch_activities([], %{
 127           exclude_visibilities: "direct",
 128           actor_id: user.ap_id
 129         })
 130
 131       assert public_activity in activities
 132       assert unlisted_activity in activities
 133       assert private_activity in activities
 134       refute direct_activity in activities
 135
 136       activities =
 137         ActivityPub.fetch_activities([], %{
 138           exclude_visibilities: "unlisted",
 139           actor_id: user.ap_id
 140         })
 141
 142       assert public_activity in activities
 143       refute unlisted_activity in activities
 144       assert private_activity in activities
 145       assert direct_activity in activities
 146
 147       activities =
 148         ActivityPub.fetch_activities([], %{
 149           exclude_visibilities: "private",
 150           actor_id: user.ap_id
 151         })
 152
 153       assert public_activity in activities
 154       assert unlisted_activity in activities
 155       refute private_activity in activities
 156       assert direct_activity in activities
 157
 158       activities =
 159         ActivityPub.fetch_activities([], %{
 160           exclude_visibilities: "public",
 161           actor_id: user.ap_id
 162         })
 163
 164       refute public_activity in activities
 165       assert unlisted_activity in activities
 166       assert private_activity in activities
 167       assert direct_activity in activities
 168     end
 169   end
 170
 171   describe "building a user from his ap id" do
 172     test "it returns a user" do
 173       user_id = "http://mastodon.example.org/users/admin"
 174       {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
 175       assert user.ap_id == user_id
 176       assert user.nickname == "admin@mastodon.example.org"
 177       assert user.ap_enabled
 178       assert user.follower_address == "http://mastodon.example.org/users/admin/followers"
 179     end
 180
 181     test "it returns a user that is invisible" do
 182       user_id = "http://mastodon.example.org/users/relay"
 183       {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
 184       assert User.invisible?(user)
 185     end
 186
 187     test "it returns a user that accepts chat messages" do
 188       user_id = "http://mastodon.example.org/users/admin"
 189       {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
 190
 191       assert user.accepts_chat_messages
 192     end
 193   end
 194
 195   test "it fetches the appropriate tag-restricted posts" do
 196     user = insert(:user)
 197
 198     {:ok, status_one} = CommonAPI.post(user, %{status: ". #test"})
 199     {:ok, status_two} = CommonAPI.post(user, %{status: ". #essais"})
 200     {:ok, status_three} = CommonAPI.post(user, %{status: ". #test #reject"})
 201
 202     fetch_one = ActivityPub.fetch_activities([], %{type: "Create", tag: "test"})
 203
 204     fetch_two = ActivityPub.fetch_activities([], %{type: "Create", tag: ["test", "essais"]})
 205
 206     fetch_three =
 207       ActivityPub.fetch_activities([], %{
 208         type: "Create",
 209         tag: ["test", "essais"],
 210         tag_reject: ["reject"]
 211       })
 212
 213     fetch_four =
 214       ActivityPub.fetch_activities([], %{
 215         type: "Create",
 216         tag: ["test"],
 217         tag_all: ["test", "reject"]
 218       })
 219
 220     assert fetch_one == [status_one, status_three]
 221     assert fetch_two == [status_one, status_two, status_three]
 222     assert fetch_three == [status_one, status_two]
 223     assert fetch_four == [status_three]
 224   end
 225
 226   describe "insertion" do
 227     test "drops activities beyond a certain limit" do
 228       limit = Config.get([:instance, :remote_limit])
 229
 230       random_text =
 231         :crypto.strong_rand_bytes(limit + 1)
 232         |> Base.encode64()
 233         |> binary_part(0, limit + 1)
 234
 235       data = %{
 236         "ok" => true,
 237         "object" => %{
 238           "content" => random_text
 239         }
 240       }
 241
 242       assert {:error, :remote_limit} = ActivityPub.insert(data)
 243     end
 244
 245     test "doesn't drop activities with content being null" do
 246       user = insert(:user)
 247
 248       data = %{
 249         "actor" => user.ap_id,
 250         "to" => [],
 251         "object" => %{
 252           "actor" => user.ap_id,
 253           "to" => [],
 254           "type" => "Note",
 255           "content" => nil
 256         }
 257       }
 258
 259       assert {:ok, _} = ActivityPub.insert(data)
 260     end
 261
 262     test "returns the activity if one with the same id is already in" do
 263       activity = insert(:note_activity)
 264       {:ok, new_activity} = ActivityPub.insert(activity.data)
 265
 266       assert activity.id == new_activity.id
 267     end
 268
 269     test "inserts a given map into the activity database, giving it an id if it has none." do
 270       user = insert(:user)
 271
 272       data = %{
 273         "actor" => user.ap_id,
 274         "to" => [],
 275         "object" => %{
 276           "actor" => user.ap_id,
 277           "to" => [],
 278           "type" => "Note",
 279           "content" => "hey"
 280         }
 281       }
 282
 283       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 284       assert activity.data["ok"] == data["ok"]
 285       assert is_binary(activity.data["id"])
 286
 287       given_id = "bla"
 288
 289       data = %{
 290         "id" => given_id,
 291         "actor" => user.ap_id,
 292         "to" => [],
 293         "context" => "blabla",
 294         "object" => %{
 295           "actor" => user.ap_id,
 296           "to" => [],
 297           "type" => "Note",
 298           "content" => "hey"
 299         }
 300       }
 301
 302       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 303       assert activity.data["ok"] == data["ok"]
 304       assert activity.data["id"] == given_id
 305       assert activity.data["context"] == "blabla"
 306       assert activity.data["context_id"]
 307     end
 308
 309     test "adds a context when none is there" do
 310       user = insert(:user)
 311
 312       data = %{
 313         "actor" => user.ap_id,
 314         "to" => [],
 315         "object" => %{
 316           "actor" => user.ap_id,
 317           "to" => [],
 318           "type" => "Note",
 319           "content" => "hey"
 320         }
 321       }
 322
 323       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 324       object = Pleroma.Object.normalize(activity)
 325
 326       assert is_binary(activity.data["context"])
 327       assert is_binary(object.data["context"])
 328       assert activity.data["context_id"]
 329       assert object.data["context_id"]
 330     end
 331
 332     test "adds an id to a given object if it lacks one and is a note and inserts it to the object database" do
 333       user = insert(:user)
 334
 335       data = %{
 336         "actor" => user.ap_id,
 337         "to" => [],
 338         "object" => %{
 339           "actor" => user.ap_id,
 340           "to" => [],
 341           "type" => "Note",
 342           "content" => "hey"
 343         }
 344       }
 345
 346       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 347       assert object = Object.normalize(activity)
 348       assert is_binary(object.data["id"])
 349     end
 350   end
 351
 352   describe "listen activities" do
 353     test "does not increase user note count" do
 354       user = insert(:user)
 355
 356       {:ok, activity} =
 357         ActivityPub.listen(%{
 358           to: ["https://www.w3.org/ns/activitystreams#Public"],
 359           actor: user,
 360           context: "",
 361           object: %{
 362             "actor" => user.ap_id,
 363             "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 364             "artist" => "lain",
 365             "title" => "lain radio episode 1",
 366             "length" => 180_000,
 367             "type" => "Audio"
 368           }
 369         })
 370
 371       assert activity.actor == user.ap_id
 372
 373       user = User.get_cached_by_id(user.id)
 374       assert user.note_count == 0
 375     end
 376
 377     test "can be fetched into a timeline" do
 378       _listen_activity_1 = insert(:listen)
 379       _listen_activity_2 = insert(:listen)
 380       _listen_activity_3 = insert(:listen)
 381
 382       timeline = ActivityPub.fetch_activities([], %{type: ["Listen"]})
 383
 384       assert length(timeline) == 3
 385     end
 386   end
 387
 388   describe "create activities" do
 389     setup do
 390       [user: insert(:user)]
 391     end
 392
 393     test "it reverts create", %{user: user} do
 394       with_mock(Utils, [:passthrough], maybe_federate: fn _ -> {:error, :reverted} end) do
 395         assert {:error, :reverted} =
 396                  ActivityPub.create(%{
 397                    to: ["user1", "user2"],
 398                    actor: user,
 399                    context: "",
 400                    object: %{
 401                      "to" => ["user1", "user2"],
 402                      "type" => "Note",
 403                      "content" => "testing"
 404                    }
 405                  })
 406       end
 407
 408       assert Repo.aggregate(Activity, :count, :id) == 0
 409       assert Repo.aggregate(Object, :count, :id) == 0
 410     end
 411
 412     test "creates activity if expiration is not configured and expires_at is not passed", %{
 413       user: user
 414     } do
 415       clear_config([Pleroma.Workers.PurgeExpiredActivity, :enabled], false)
 416
 417       assert {:ok, _} =
 418                ActivityPub.create(%{
 419                  to: ["user1", "user2"],
 420                  actor: user,
 421                  context: "",
 422                  object: %{
 423                    "to" => ["user1", "user2"],
 424                    "type" => "Note",
 425                    "content" => "testing"
 426                  }
 427                })
 428     end
 429
 430     test "rejects activity if expires_at present but expiration is not configured", %{user: user} do
 431       clear_config([Pleroma.Workers.PurgeExpiredActivity, :enabled], false)
 432
 433       assert {:error, :expired_activities_disabled} =
 434                ActivityPub.create(%{
 435                  to: ["user1", "user2"],
 436                  actor: user,
 437                  context: "",
 438                  object: %{
 439                    "to" => ["user1", "user2"],
 440                    "type" => "Note",
 441                    "content" => "testing"
 442                  },
 443                  additional: %{
 444                    "expires_at" => DateTime.utc_now()
 445                  }
 446                })
 447
 448       assert Repo.aggregate(Activity, :count, :id) == 0
 449       assert Repo.aggregate(Object, :count, :id) == 0
 450     end
 451
 452     test "removes doubled 'to' recipients", %{user: user} do
 453       {:ok, activity} =
 454         ActivityPub.create(%{
 455           to: ["user1", "user1", "user2"],
 456           actor: user,
 457           context: "",
 458           object: %{
 459             "to" => ["user1", "user1", "user2"],
 460             "type" => "Note",
 461             "content" => "testing"
 462           }
 463         })
 464
 465       assert activity.data["to"] == ["user1", "user2"]
 466       assert activity.actor == user.ap_id
 467       assert activity.recipients == ["user1", "user2", user.ap_id]
 468     end
 469
 470     test "increases user note count only for public activities", %{user: user} do
 471       {:ok, _} =
 472         CommonAPI.post(User.get_cached_by_id(user.id), %{
 473           status: "1",
 474           visibility: "public"
 475         })
 476
 477       {:ok, _} =
 478         CommonAPI.post(User.get_cached_by_id(user.id), %{
 479           status: "2",
 480           visibility: "unlisted"
 481         })
 482
 483       {:ok, _} =
 484         CommonAPI.post(User.get_cached_by_id(user.id), %{
 485           status: "2",
 486           visibility: "private"
 487         })
 488
 489       {:ok, _} =
 490         CommonAPI.post(User.get_cached_by_id(user.id), %{
 491           status: "3",
 492           visibility: "direct"
 493         })
 494
 495       user = User.get_cached_by_id(user.id)
 496       assert user.note_count == 2
 497     end
 498
 499     test "increases replies count", %{user: user} do
 500       user2 = insert(:user)
 501
 502       {:ok, activity} = CommonAPI.post(user, %{status: "1", visibility: "public"})
 503       ap_id = activity.data["id"]
 504       reply_data = %{status: "1", in_reply_to_status_id: activity.id}
 505
 506       # public
 507       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, :visibility, "public"))
 508       assert %{data: _data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 509       assert object.data["repliesCount"] == 1
 510
 511       # unlisted
 512       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, :visibility, "unlisted"))
 513       assert %{data: _data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 514       assert object.data["repliesCount"] == 2
 515
 516       # private
 517       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, :visibility, "private"))
 518       assert %{data: _data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 519       assert object.data["repliesCount"] == 2
 520
 521       # direct
 522       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, :visibility, "direct"))
 523       assert %{data: _data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 524       assert object.data["repliesCount"] == 2
 525     end
 526   end
 527
 528   describe "fetch activities for recipients" do
 529     test "retrieve the activities for certain recipients" do
 530       {:ok, activity_one} = ActivityBuilder.insert(%{"to" => ["someone"]})
 531       {:ok, activity_two} = ActivityBuilder.insert(%{"to" => ["someone_else"]})
 532       {:ok, _activity_three} = ActivityBuilder.insert(%{"to" => ["noone"]})
 533
 534       activities = ActivityPub.fetch_activities(["someone", "someone_else"])
 535       assert length(activities) == 2
 536       assert activities == [activity_one, activity_two]
 537     end
 538   end
 539
 540   describe "fetch activities in context" do
 541     test "retrieves activities that have a given context" do
 542       {:ok, activity} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
 543       {:ok, activity_two} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
 544       {:ok, _activity_three} = ActivityBuilder.insert(%{"type" => "Create", "context" => "3hu"})
 545       {:ok, _activity_four} = ActivityBuilder.insert(%{"type" => "Announce", "context" => "2hu"})
 546       activity_five = insert(:note_activity)
 547       user = insert(:user)
 548
 549       {:ok, _user_relationship} = User.block(user, %{ap_id: activity_five.data["actor"]})
 550
 551       activities = ActivityPub.fetch_activities_for_context("2hu", %{blocking_user: user})
 552       assert activities == [activity_two, activity]
 553     end
 554
 555     test "doesn't return activities with filtered words" do
 556       user = insert(:user)
 557       user_two = insert(:user)
 558       insert(:filter, user: user, phrase: "test", hide: true)
 559
 560       {:ok, %{id: id1, data: %{"context" => context}}} = CommonAPI.post(user, %{status: "1"})
 561
 562       {:ok, %{id: id2}} = CommonAPI.post(user_two, %{status: "2", in_reply_to_status_id: id1})
 563
 564       {:ok, %{id: id3} = user_activity} =
 565         CommonAPI.post(user, %{status: "3 test?", in_reply_to_status_id: id2})
 566
 567       {:ok, %{id: id4} = filtered_activity} =
 568         CommonAPI.post(user_two, %{status: "4 test!", in_reply_to_status_id: id3})
 569
 570       {:ok, _} = CommonAPI.post(user, %{status: "5", in_reply_to_status_id: id4})
 571
 572       activities =
 573         context
 574         |> ActivityPub.fetch_activities_for_context(%{user: user})
 575         |> Enum.map(& &1.id)
 576
 577       assert length(activities) == 4
 578       assert user_activity.id in activities
 579       refute filtered_activity.id in activities
 580     end
 581   end
 582
 583   test "doesn't return blocked activities" do
 584     activity_one = insert(:note_activity)
 585     activity_two = insert(:note_activity)
 586     activity_three = insert(:note_activity)
 587     user = insert(:user)
 588     booster = insert(:user)
 589     {:ok, _user_relationship} = User.block(user, %{ap_id: activity_one.data["actor"]})
 590
 591     activities = ActivityPub.fetch_activities([], %{blocking_user: user, skip_preload: true})
 592
 593     assert Enum.member?(activities, activity_two)
 594     assert Enum.member?(activities, activity_three)
 595     refute Enum.member?(activities, activity_one)
 596
 597     {:ok, _user_block} = User.unblock(user, %{ap_id: activity_one.data["actor"]})
 598
 599     activities = ActivityPub.fetch_activities([], %{blocking_user: user, skip_preload: true})
 600
 601     assert Enum.member?(activities, activity_two)
 602     assert Enum.member?(activities, activity_three)
 603     assert Enum.member?(activities, activity_one)
 604
 605     {:ok, _user_relationship} = User.block(user, %{ap_id: activity_three.data["actor"]})
 606     {:ok, %{data: %{"object" => id}}} = CommonAPI.repeat(activity_three.id, booster)
 607     %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
 608     activity_three = Activity.get_by_id(activity_three.id)
 609
 610     activities = ActivityPub.fetch_activities([], %{blocking_user: user, skip_preload: true})
 611
 612     assert Enum.member?(activities, activity_two)
 613     refute Enum.member?(activities, activity_three)
 614     refute Enum.member?(activities, boost_activity)
 615     assert Enum.member?(activities, activity_one)
 616
 617     activities = ActivityPub.fetch_activities([], %{blocking_user: nil, skip_preload: true})
 618
 619     assert Enum.member?(activities, activity_two)
 620     assert Enum.member?(activities, activity_three)
 621     assert Enum.member?(activities, boost_activity)
 622     assert Enum.member?(activities, activity_one)
 623   end
 624
 625   test "doesn't return transitive interactions concerning blocked users" do
 626     blocker = insert(:user)
 627     blockee = insert(:user)
 628     friend = insert(:user)
 629
 630     {:ok, _user_relationship} = User.block(blocker, blockee)
 631
 632     {:ok, activity_one} = CommonAPI.post(friend, %{status: "hey!"})
 633
 634     {:ok, activity_two} = CommonAPI.post(friend, %{status: "hey! @#{blockee.nickname}"})
 635
 636     {:ok, activity_three} = CommonAPI.post(blockee, %{status: "hey! @#{friend.nickname}"})
 637
 638     {:ok, activity_four} = CommonAPI.post(blockee, %{status: "hey! @#{blocker.nickname}"})
 639
 640     activities = ActivityPub.fetch_activities([], %{blocking_user: blocker})
 641
 642     assert Enum.member?(activities, activity_one)
 643     refute Enum.member?(activities, activity_two)
 644     refute Enum.member?(activities, activity_three)
 645     refute Enum.member?(activities, activity_four)
 646   end
 647
 648   test "doesn't return announce activities with blocked users in 'to'" do
 649     blocker = insert(:user)
 650     blockee = insert(:user)
 651     friend = insert(:user)
 652
 653     {:ok, _user_relationship} = User.block(blocker, blockee)
 654
 655     {:ok, activity_one} = CommonAPI.post(friend, %{status: "hey!"})
 656
 657     {:ok, activity_two} = CommonAPI.post(blockee, %{status: "hey! @#{friend.nickname}"})
 658
 659     {:ok, activity_three} = CommonAPI.repeat(activity_two.id, friend)
 660
 661     activities =
 662       ActivityPub.fetch_activities([], %{blocking_user: blocker})
 663       |> Enum.map(fn act -> act.id end)
 664
 665     assert Enum.member?(activities, activity_one.id)
 666     refute Enum.member?(activities, activity_two.id)
 667     refute Enum.member?(activities, activity_three.id)
 668   end
 669
 670   test "doesn't return announce activities with blocked users in 'cc'" do
 671     blocker = insert(:user)
 672     blockee = insert(:user)
 673     friend = insert(:user)
 674
 675     {:ok, _user_relationship} = User.block(blocker, blockee)
 676
 677     {:ok, activity_one} = CommonAPI.post(friend, %{status: "hey!"})
 678
 679     {:ok, activity_two} = CommonAPI.post(blockee, %{status: "hey! @#{friend.nickname}"})
 680
 681     assert object = Pleroma.Object.normalize(activity_two)
 682
 683     data = %{
 684       "actor" => friend.ap_id,
 685       "object" => object.data["id"],
 686       "context" => object.data["context"],
 687       "type" => "Announce",
 688       "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 689       "cc" => [blockee.ap_id]
 690     }
 691
 692     assert {:ok, activity_three} = ActivityPub.insert(data)
 693
 694     activities =
 695       ActivityPub.fetch_activities([], %{blocking_user: blocker})
 696       |> Enum.map(fn act -> act.id end)
 697
 698     assert Enum.member?(activities, activity_one.id)
 699     refute Enum.member?(activities, activity_two.id)
 700     refute Enum.member?(activities, activity_three.id)
 701   end
 702
 703   test "doesn't return activities from blocked domains" do
 704     domain = "dogwhistle.zone"
 705     domain_user = insert(:user, %{ap_id: "https://#{domain}/@pundit"})
 706     note = insert(:note, %{data: %{"actor" => domain_user.ap_id}})
 707     activity = insert(:note_activity, %{note: note})
 708     user = insert(:user)
 709     {:ok, user} = User.block_domain(user, domain)
 710
 711     activities = ActivityPub.fetch_activities([], %{blocking_user: user, skip_preload: true})
 712
 713     refute activity in activities
 714
 715     followed_user = insert(:user)
 716     CommonAPI.follow(user, followed_user)
 717     {:ok, repeat_activity} = CommonAPI.repeat(activity.id, followed_user)
 718
 719     activities = ActivityPub.fetch_activities([], %{blocking_user: user, skip_preload: true})
 720
 721     refute repeat_activity in activities
 722   end
 723
 724   test "does return activities from followed users on blocked domains" do
 725     domain = "meanies.social"
 726     domain_user = insert(:user, %{ap_id: "https://#{domain}/@pundit"})
 727     blocker = insert(:user)
 728
 729     {:ok, blocker} = User.follow(blocker, domain_user)
 730     {:ok, blocker} = User.block_domain(blocker, domain)
 731
 732     assert User.following?(blocker, domain_user)
 733     assert User.blocks_domain?(blocker, domain_user)
 734     refute User.blocks?(blocker, domain_user)
 735
 736     note = insert(:note, %{data: %{"actor" => domain_user.ap_id}})
 737     activity = insert(:note_activity, %{note: note})
 738
 739     activities = ActivityPub.fetch_activities([], %{blocking_user: blocker, skip_preload: true})
 740
 741     assert activity in activities
 742
 743     # And check that if the guy we DO follow boosts someone else from their domain,
 744     # that should be hidden
 745     another_user = insert(:user, %{ap_id: "https://#{domain}/@meanie2"})
 746     bad_note = insert(:note, %{data: %{"actor" => another_user.ap_id}})
 747     bad_activity = insert(:note_activity, %{note: bad_note})
 748     {:ok, repeat_activity} = CommonAPI.repeat(bad_activity.id, domain_user)
 749
 750     activities = ActivityPub.fetch_activities([], %{blocking_user: blocker, skip_preload: true})
 751
 752     refute repeat_activity in activities
 753   end
 754
 755   test "doesn't return muted activities" do
 756     activity_one = insert(:note_activity)
 757     activity_two = insert(:note_activity)
 758     activity_three = insert(:note_activity)
 759     user = insert(:user)
 760     booster = insert(:user)
 761
 762     activity_one_actor = User.get_by_ap_id(activity_one.data["actor"])
 763     {:ok, _user_relationships} = User.mute(user, activity_one_actor)
 764
 765     activities = ActivityPub.fetch_activities([], %{muting_user: user, skip_preload: true})
 766
 767     assert Enum.member?(activities, activity_two)
 768     assert Enum.member?(activities, activity_three)
 769     refute Enum.member?(activities, activity_one)
 770
 771     # Calling with 'with_muted' will deliver muted activities, too.
 772     activities =
 773       ActivityPub.fetch_activities([], %{
 774         muting_user: user,
 775         with_muted: true,
 776         skip_preload: true
 777       })
 778
 779     assert Enum.member?(activities, activity_two)
 780     assert Enum.member?(activities, activity_three)
 781     assert Enum.member?(activities, activity_one)
 782
 783     {:ok, _user_mute} = User.unmute(user, activity_one_actor)
 784
 785     activities = ActivityPub.fetch_activities([], %{muting_user: user, skip_preload: true})
 786
 787     assert Enum.member?(activities, activity_two)
 788     assert Enum.member?(activities, activity_three)
 789     assert Enum.member?(activities, activity_one)
 790
 791     activity_three_actor = User.get_by_ap_id(activity_three.data["actor"])
 792     {:ok, _user_relationships} = User.mute(user, activity_three_actor)
 793     {:ok, %{data: %{"object" => id}}} = CommonAPI.repeat(activity_three.id, booster)
 794     %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
 795     activity_three = Activity.get_by_id(activity_three.id)
 796
 797     activities = ActivityPub.fetch_activities([], %{muting_user: user, skip_preload: true})
 798
 799     assert Enum.member?(activities, activity_two)
 800     refute Enum.member?(activities, activity_three)
 801     refute Enum.member?(activities, boost_activity)
 802     assert Enum.member?(activities, activity_one)
 803
 804     activities = ActivityPub.fetch_activities([], %{muting_user: nil, skip_preload: true})
 805
 806     assert Enum.member?(activities, activity_two)
 807     assert Enum.member?(activities, activity_three)
 808     assert Enum.member?(activities, boost_activity)
 809     assert Enum.member?(activities, activity_one)
 810   end
 811
 812   test "doesn't return thread muted activities" do
 813     user = insert(:user)
 814     _activity_one = insert(:note_activity)
 815     note_two = insert(:note, data: %{"context" => "suya.."})
 816     activity_two = insert(:note_activity, note: note_two)
 817
 818     {:ok, _activity_two} = CommonAPI.add_mute(user, activity_two)
 819
 820     assert [_activity_one] = ActivityPub.fetch_activities([], %{muting_user: user})
 821   end
 822
 823   test "returns thread muted activities when with_muted is set" do
 824     user = insert(:user)
 825     _activity_one = insert(:note_activity)
 826     note_two = insert(:note, data: %{"context" => "suya.."})
 827     activity_two = insert(:note_activity, note: note_two)
 828
 829     {:ok, _activity_two} = CommonAPI.add_mute(user, activity_two)
 830
 831     assert [_activity_two, _activity_one] =
 832              ActivityPub.fetch_activities([], %{muting_user: user, with_muted: true})
 833   end
 834
 835   test "does include announces on request" do
 836     activity_three = insert(:note_activity)
 837     user = insert(:user)
 838     booster = insert(:user)
 839
 840     {:ok, user} = User.follow(user, booster)
 841
 842     {:ok, announce} = CommonAPI.repeat(activity_three.id, booster)
 843
 844     [announce_activity] = ActivityPub.fetch_activities([user.ap_id | User.following(user)])
 845
 846     assert announce_activity.id == announce.id
 847   end
 848
 849   test "excludes reblogs on request" do
 850     user = insert(:user)
 851     {:ok, expected_activity} = ActivityBuilder.insert(%{"type" => "Create"}, %{:user => user})
 852     {:ok, _} = ActivityBuilder.insert(%{"type" => "Announce"}, %{:user => user})
 853
 854     [activity] = ActivityPub.fetch_user_activities(user, nil, %{exclude_reblogs: true})
 855
 856     assert activity == expected_activity
 857   end
 858
 859   describe "irreversible filters" do
 860     setup do
 861       user = insert(:user)
 862       user_two = insert(:user)
 863
 864       insert(:filter, user: user_two, phrase: "cofe", hide: true)
 865       insert(:filter, user: user_two, phrase: "ok boomer", hide: true)
 866       insert(:filter, user: user_two, phrase: "test", hide: false)
 867
 868       params = %{
 869         type: ["Create", "Announce"],
 870         user: user_two
 871       }
 872
 873       {:ok, %{user: user, user_two: user_two, params: params}}
 874     end
 875
 876     test "it returns statuses if they don't contain exact filter words", %{
 877       user: user,
 878       params: params
 879     } do
 880       {:ok, _} = CommonAPI.post(user, %{status: "hey"})
 881       {:ok, _} = CommonAPI.post(user, %{status: "got cofefe?"})
 882       {:ok, _} = CommonAPI.post(user, %{status: "I am not a boomer"})
 883       {:ok, _} = CommonAPI.post(user, %{status: "ok boomers"})
 884       {:ok, _} = CommonAPI.post(user, %{status: "ccofee is not a word"})
 885       {:ok, _} = CommonAPI.post(user, %{status: "this is a test"})
 886
 887       activities = ActivityPub.fetch_activities([], params)
 888
 889       assert Enum.count(activities) == 6
 890     end
 891
 892     test "it does not filter user's own statuses", %{user_two: user_two, params: params} do
 893       {:ok, _} = CommonAPI.post(user_two, %{status: "Give me some cofe!"})
 894       {:ok, _} = CommonAPI.post(user_two, %{status: "ok boomer"})
 895
 896       activities = ActivityPub.fetch_activities([], params)
 897
 898       assert Enum.count(activities) == 2
 899     end
 900
 901     test "it excludes statuses with filter words", %{user: user, params: params} do
 902       {:ok, _} = CommonAPI.post(user, %{status: "Give me some cofe!"})
 903       {:ok, _} = CommonAPI.post(user, %{status: "ok boomer"})
 904       {:ok, _} = CommonAPI.post(user, %{status: "is it a cOfE?"})
 905       {:ok, _} = CommonAPI.post(user, %{status: "cofe is all I need"})
 906       {:ok, _} = CommonAPI.post(user, %{status: "— ok BOOMER\n"})
 907
 908       activities = ActivityPub.fetch_activities([], params)
 909
 910       assert Enum.empty?(activities)
 911     end
 912
 913     test "it returns all statuses if user does not have any filters" do
 914       another_user = insert(:user)
 915       {:ok, _} = CommonAPI.post(another_user, %{status: "got cofe?"})
 916       {:ok, _} = CommonAPI.post(another_user, %{status: "test!"})
 917
 918       activities =
 919         ActivityPub.fetch_activities([], %{
 920           type: ["Create", "Announce"],
 921           user: another_user
 922         })
 923
 924       assert Enum.count(activities) == 2
 925     end
 926   end
 927
 928   describe "public fetch activities" do
 929     test "doesn't retrieve unlisted activities" do
 930       user = insert(:user)
 931
 932       {:ok, _unlisted_activity} = CommonAPI.post(user, %{status: "yeah", visibility: "unlisted"})
 933
 934       {:ok, listed_activity} = CommonAPI.post(user, %{status: "yeah"})
 935
 936       [activity] = ActivityPub.fetch_public_activities()
 937
 938       assert activity == listed_activity
 939     end
 940
 941     test "retrieves public activities" do
 942       _activities = ActivityPub.fetch_public_activities()
 943
 944       %{public: public} = ActivityBuilder.public_and_non_public()
 945
 946       activities = ActivityPub.fetch_public_activities()
 947       assert length(activities) == 1
 948       assert Enum.at(activities, 0) == public
 949     end
 950
 951     test "retrieves a maximum of 20 activities" do
 952       ActivityBuilder.insert_list(10)
 953       expected_activities = ActivityBuilder.insert_list(20)
 954
 955       activities = ActivityPub.fetch_public_activities()
 956
 957       assert collect_ids(activities) == collect_ids(expected_activities)
 958       assert length(activities) == 20
 959     end
 960
 961     test "retrieves ids starting from a since_id" do
 962       activities = ActivityBuilder.insert_list(30)
 963       expected_activities = ActivityBuilder.insert_list(10)
 964       since_id = List.last(activities).id
 965
 966       activities = ActivityPub.fetch_public_activities(%{since_id: since_id})
 967
 968       assert collect_ids(activities) == collect_ids(expected_activities)
 969       assert length(activities) == 10
 970     end
 971
 972     test "retrieves ids up to max_id" do
 973       ActivityBuilder.insert_list(10)
 974       expected_activities = ActivityBuilder.insert_list(20)
 975
 976       %{id: max_id} =
 977         10
 978         |> ActivityBuilder.insert_list()
 979         |> List.first()
 980
 981       activities = ActivityPub.fetch_public_activities(%{max_id: max_id})
 982
 983       assert length(activities) == 20
 984       assert collect_ids(activities) == collect_ids(expected_activities)
 985     end
 986
 987     test "paginates via offset/limit" do
 988       _first_part_activities = ActivityBuilder.insert_list(10)
 989       second_part_activities = ActivityBuilder.insert_list(10)
 990
 991       later_activities = ActivityBuilder.insert_list(10)
 992
 993       activities = ActivityPub.fetch_public_activities(%{page: "2", page_size: "20"}, :offset)
 994
 995       assert length(activities) == 20
 996
 997       assert collect_ids(activities) ==
 998                collect_ids(second_part_activities) ++ collect_ids(later_activities)
 999     end
1000
1001     test "doesn't return reblogs for users for whom reblogs have been muted" do
1002       activity = insert(:note_activity)
1003       user = insert(:user)
1004       booster = insert(:user)
1005       {:ok, _reblog_mute} = CommonAPI.hide_reblogs(user, booster)
1006
1007       {:ok, activity} = CommonAPI.repeat(activity.id, booster)
1008
1009       activities = ActivityPub.fetch_activities([], %{muting_user: user})
1010
1011       refute Enum.any?(activities, fn %{id: id} -> id == activity.id end)
1012     end
1013
1014     test "returns reblogs for users for whom reblogs have not been muted" do
1015       activity = insert(:note_activity)
1016       user = insert(:user)
1017       booster = insert(:user)
1018       {:ok, _reblog_mute} = CommonAPI.hide_reblogs(user, booster)
1019       {:ok, _reblog_mute} = CommonAPI.show_reblogs(user, booster)
1020
1021       {:ok, activity} = CommonAPI.repeat(activity.id, booster)
1022
1023       activities = ActivityPub.fetch_activities([], %{muting_user: user})
1024
1025       assert Enum.any?(activities, fn %{id: id} -> id == activity.id end)
1026     end
1027   end
1028
1029   describe "uploading files" do
1030     setup do
1031       test_file = %Plug.Upload{
1032         content_type: "image/jpeg",
1033         path: Path.absname("test/fixtures/image.jpg"),
1034         filename: "an_image.jpg"
1035       }
1036
1037       %{test_file: test_file}
1038     end
1039
1040     test "sets a description if given", %{test_file: file} do
1041       {:ok, %Object{} = object} = ActivityPub.upload(file, description: "a cool file")
1042       assert object.data["name"] == "a cool file"
1043     end
1044
1045     test "it sets the default description depending on the configuration", %{test_file: file} do
1046       clear_config([Pleroma.Upload, :default_description])
1047
1048       Pleroma.Config.put([Pleroma.Upload, :default_description], nil)
1049       {:ok, %Object{} = object} = ActivityPub.upload(file)
1050       assert object.data["name"] == ""
1051
1052       Pleroma.Config.put([Pleroma.Upload, :default_description], :filename)
1053       {:ok, %Object{} = object} = ActivityPub.upload(file)
1054       assert object.data["name"] == "an_image.jpg"
1055
1056       Pleroma.Config.put([Pleroma.Upload, :default_description], "unnamed attachment")
1057       {:ok, %Object{} = object} = ActivityPub.upload(file)
1058       assert object.data["name"] == "unnamed attachment"
1059     end
1060
1061     test "copies the file to the configured folder", %{test_file: file} do
1062       clear_config([Pleroma.Upload, :default_description], :filename)
1063       {:ok, %Object{} = object} = ActivityPub.upload(file)
1064       assert object.data["name"] == "an_image.jpg"
1065     end
1066
1067     test "works with base64 encoded images" do
1068       file = %{
1069         img: data_uri()
1070       }
1071
1072       {:ok, %Object{}} = ActivityPub.upload(file)
1073     end
1074   end
1075
1076   describe "fetch the latest Follow" do
1077     test "fetches the latest Follow activity" do
1078       %Activity{data: %{"type" => "Follow"}} = activity = insert(:follow_activity)
1079       follower = Repo.get_by(User, ap_id: activity.data["actor"])
1080       followed = Repo.get_by(User, ap_id: activity.data["object"])
1081
1082       assert activity == Utils.fetch_latest_follow(follower, followed)
1083     end
1084   end
1085
1086   describe "unfollowing" do
1087     test "it reverts unfollow activity" do
1088       follower = insert(:user)
1089       followed = insert(:user)
1090
1091       {:ok, _, _, follow_activity} = CommonAPI.follow(follower, followed)
1092
1093       with_mock(Utils, [:passthrough], maybe_federate: fn _ -> {:error, :reverted} end) do
1094         assert {:error, :reverted} = ActivityPub.unfollow(follower, followed)
1095       end
1096
1097       activity = Activity.get_by_id(follow_activity.id)
1098       assert activity.data["type"] == "Follow"
1099       assert activity.data["actor"] == follower.ap_id
1100
1101       assert activity.data["object"] == followed.ap_id
1102     end
1103
1104     test "creates an undo activity for the last follow" do
1105       follower = insert(:user)
1106       followed = insert(:user)
1107
1108       {:ok, _, _, follow_activity} = CommonAPI.follow(follower, followed)
1109       {:ok, activity} = ActivityPub.unfollow(follower, followed)
1110
1111       assert activity.data["type"] == "Undo"
1112       assert activity.data["actor"] == follower.ap_id
1113
1114       embedded_object = activity.data["object"]
1115       assert is_map(embedded_object)
1116       assert embedded_object["type"] == "Follow"
1117       assert embedded_object["object"] == followed.ap_id
1118       assert embedded_object["id"] == follow_activity.data["id"]
1119     end
1120
1121     test "creates an undo activity for a pending follow request" do
1122       follower = insert(:user)
1123       followed = insert(:user, %{is_locked: true})
1124
1125       {:ok, _, _, follow_activity} = CommonAPI.follow(follower, followed)
1126       {:ok, activity} = ActivityPub.unfollow(follower, followed)
1127
1128       assert activity.data["type"] == "Undo"
1129       assert activity.data["actor"] == follower.ap_id
1130
1131       embedded_object = activity.data["object"]
1132       assert is_map(embedded_object)
1133       assert embedded_object["type"] == "Follow"
1134       assert embedded_object["object"] == followed.ap_id
1135       assert embedded_object["id"] == follow_activity.data["id"]
1136     end
1137   end
1138
1139   describe "timeline post-processing" do
1140     test "it filters broken threads" do
1141       user1 = insert(:user)
1142       user2 = insert(:user)
1143       user3 = insert(:user)
1144
1145       {:ok, user1} = User.follow(user1, user3)
1146       assert User.following?(user1, user3)
1147
1148       {:ok, user2} = User.follow(user2, user3)
1149       assert User.following?(user2, user3)
1150
1151       {:ok, user3} = User.follow(user3, user2)
1152       assert User.following?(user3, user2)
1153
1154       {:ok, public_activity} = CommonAPI.post(user3, %{status: "hi 1"})
1155
1156       {:ok, private_activity_1} = CommonAPI.post(user3, %{status: "hi 2", visibility: "private"})
1157
1158       {:ok, private_activity_2} =
1159         CommonAPI.post(user2, %{
1160           status: "hi 3",
1161           visibility: "private",
1162           in_reply_to_status_id: private_activity_1.id
1163         })
1164
1165       {:ok, private_activity_3} =
1166         CommonAPI.post(user3, %{
1167           status: "hi 4",
1168           visibility: "private",
1169           in_reply_to_status_id: private_activity_2.id
1170         })
1171
1172       activities =
1173         ActivityPub.fetch_activities([user1.ap_id | User.following(user1)])
1174         |> Enum.map(fn a -> a.id end)
1175
1176       private_activity_1 = Activity.get_by_ap_id_with_object(private_activity_1.data["id"])
1177
1178       assert [public_activity.id, private_activity_1.id, private_activity_3.id] == activities
1179
1180       assert length(activities) == 3
1181
1182       activities =
1183         ActivityPub.fetch_activities([user1.ap_id | User.following(user1)], %{user: user1})
1184         |> Enum.map(fn a -> a.id end)
1185
1186       assert [public_activity.id, private_activity_1.id] == activities
1187       assert length(activities) == 2
1188     end
1189   end
1190
1191   describe "flag/1" do
1192     setup do
1193       reporter = insert(:user)
1194       target_account = insert(:user)
1195       content = "foobar"
1196       {:ok, activity} = CommonAPI.post(target_account, %{status: content})
1197       context = Utils.generate_context_id()
1198
1199       reporter_ap_id = reporter.ap_id
1200       target_ap_id = target_account.ap_id
1201       activity_ap_id = activity.data["id"]
1202
1203       activity_with_object = Activity.get_by_ap_id_with_object(activity_ap_id)
1204
1205       {:ok,
1206        %{
1207          reporter: reporter,
1208          context: context,
1209          target_account: target_account,
1210          reported_activity: activity,
1211          content: content,
1212          activity_ap_id: activity_ap_id,
1213          activity_with_object: activity_with_object,
1214          reporter_ap_id: reporter_ap_id,
1215          target_ap_id: target_ap_id
1216        }}
1217     end
1218
1219     test "it can create a Flag activity",
1220          %{
1221            reporter: reporter,
1222            context: context,
1223            target_account: target_account,
1224            reported_activity: reported_activity,
1225            content: content,
1226            activity_ap_id: activity_ap_id,
1227            activity_with_object: activity_with_object,
1228            reporter_ap_id: reporter_ap_id,
1229            target_ap_id: target_ap_id
1230          } do
1231       assert {:ok, activity} =
1232                ActivityPub.flag(%{
1233                  actor: reporter,
1234                  context: context,
1235                  account: target_account,
1236                  statuses: [reported_activity],
1237                  content: content
1238                })
1239
1240       note_obj = %{
1241         "type" => "Note",
1242         "id" => activity_ap_id,
1243         "content" => content,
1244         "published" => activity_with_object.object.data["published"],
1245         "actor" =>
1246           AccountView.render("show.json", %{user: target_account, skip_visibility_check: true})
1247       }
1248
1249       assert %Activity{
1250                actor: ^reporter_ap_id,
1251                data: %{
1252                  "type" => "Flag",
1253                  "content" => ^content,
1254                  "context" => ^context,
1255                  "object" => [^target_ap_id, ^note_obj]
1256                }
1257              } = activity
1258     end
1259
1260     test_with_mock "strips status data from Flag, before federating it",
1261                    %{
1262                      reporter: reporter,
1263                      context: context,
1264                      target_account: target_account,
1265                      reported_activity: reported_activity,
1266                      content: content
1267                    },
1268                    Utils,
1269                    [:passthrough],
1270                    [] do
1271       {:ok, activity} =
1272         ActivityPub.flag(%{
1273           actor: reporter,
1274           context: context,
1275           account: target_account,
1276           statuses: [reported_activity],
1277           content: content
1278         })
1279
1280       new_data =
1281         put_in(activity.data, ["object"], [target_account.ap_id, reported_activity.data["id"]])
1282
1283       assert_called(Utils.maybe_federate(%{activity | data: new_data}))
1284     end
1285   end
1286
1287   test "fetch_activities/2 returns activities addressed to a list " do
1288     user = insert(:user)
1289     member = insert(:user)
1290     {:ok, list} = Pleroma.List.create("foo", user)
1291     {:ok, list} = Pleroma.List.follow(list, member)
1292
1293     {:ok, activity} = CommonAPI.post(user, %{status: "foobar", visibility: "list:#{list.id}"})
1294
1295     activity = Repo.preload(activity, :bookmark)
1296     activity = %Activity{activity | thread_muted?: !!activity.thread_muted?}
1297
1298     assert ActivityPub.fetch_activities([], %{user: user}) == [activity]
1299   end
1300
1301   def data_uri do
1302     File.read!("test/fixtures/avatar_data_uri")
1303   end
1304
1305   describe "fetch_activities_bounded" do
1306     test "fetches private posts for followed users" do
1307       user = insert(:user)
1308
1309       {:ok, activity} =
1310         CommonAPI.post(user, %{
1311           status: "thought I looked cute might delete later :3",
1312           visibility: "private"
1313         })
1314
1315       [result] = ActivityPub.fetch_activities_bounded([user.follower_address], [])
1316       assert result.id == activity.id
1317     end
1318
1319     test "fetches only public posts for other users" do
1320       user = insert(:user)
1321       {:ok, activity} = CommonAPI.post(user, %{status: "#cofe", visibility: "public"})
1322
1323       {:ok, _private_activity} =
1324         CommonAPI.post(user, %{
1325           status: "why is tenshi eating a corndog so cute?",
1326           visibility: "private"
1327         })
1328
1329       [result] = ActivityPub.fetch_activities_bounded([], [user.follower_address])
1330       assert result.id == activity.id
1331     end
1332   end
1333
1334   describe "fetch_follow_information_for_user" do
1335     test "syncronizes following/followers counters" do
1336       user =
1337         insert(:user,
1338           local: false,
1339           follower_address: "http://localhost:4001/users/fuser2/followers",
1340           following_address: "http://localhost:4001/users/fuser2/following"
1341         )
1342
1343       {:ok, info} = ActivityPub.fetch_follow_information_for_user(user)
1344       assert info.follower_count == 527
1345       assert info.following_count == 267
1346     end
1347
1348     test "detects hidden followers" do
1349       mock(fn env ->
1350         case env.url do
1351           "http://localhost:4001/users/masto_closed/followers?page=1" ->
1352             %Tesla.Env{status: 403, body: ""}
1353
1354           _ ->
1355             apply(HttpRequestMock, :request, [env])
1356         end
1357       end)
1358
1359       user =
1360         insert(:user,
1361           local: false,
1362           follower_address: "http://localhost:4001/users/masto_closed/followers",
1363           following_address: "http://localhost:4001/users/masto_closed/following"
1364         )
1365
1366       {:ok, follow_info} = ActivityPub.fetch_follow_information_for_user(user)
1367       assert follow_info.hide_followers == true
1368       assert follow_info.hide_follows == false
1369     end
1370
1371     test "detects hidden follows" do
1372       mock(fn env ->
1373         case env.url do
1374           "http://localhost:4001/users/masto_closed/following?page=1" ->
1375             %Tesla.Env{status: 403, body: ""}
1376
1377           _ ->
1378             apply(HttpRequestMock, :request, [env])
1379         end
1380       end)
1381
1382       user =
1383         insert(:user,
1384           local: false,
1385           follower_address: "http://localhost:4001/users/masto_closed/followers",
1386           following_address: "http://localhost:4001/users/masto_closed/following"
1387         )
1388
1389       {:ok, follow_info} = ActivityPub.fetch_follow_information_for_user(user)
1390       assert follow_info.hide_followers == false
1391       assert follow_info.hide_follows == true
1392     end
1393
1394     test "detects hidden follows/followers for friendica" do
1395       user =
1396         insert(:user,
1397           local: false,
1398           follower_address: "http://localhost:8080/followers/fuser3",
1399           following_address: "http://localhost:8080/following/fuser3"
1400         )
1401
1402       {:ok, follow_info} = ActivityPub.fetch_follow_information_for_user(user)
1403       assert follow_info.hide_followers == true
1404       assert follow_info.follower_count == 296
1405       assert follow_info.following_count == 32
1406       assert follow_info.hide_follows == true
1407     end
1408
1409     test "doesn't crash when follower and following counters are hidden" do
1410       mock(fn env ->
1411         case env.url do
1412           "http://localhost:4001/users/masto_hidden_counters/following" ->
1413             json(
1414               %{
1415                 "@context" => "https://www.w3.org/ns/activitystreams",
1416                 "id" => "http://localhost:4001/users/masto_hidden_counters/followers"
1417               },
1418               headers: HttpRequestMock.activitypub_object_headers()
1419             )
1420
1421           "http://localhost:4001/users/masto_hidden_counters/following?page=1" ->
1422             %Tesla.Env{status: 403, body: ""}
1423
1424           "http://localhost:4001/users/masto_hidden_counters/followers" ->
1425             json(
1426               %{
1427                 "@context" => "https://www.w3.org/ns/activitystreams",
1428                 "id" => "http://localhost:4001/users/masto_hidden_counters/following"
1429               },
1430               headers: HttpRequestMock.activitypub_object_headers()
1431             )
1432
1433           "http://localhost:4001/users/masto_hidden_counters/followers?page=1" ->
1434             %Tesla.Env{status: 403, body: ""}
1435         end
1436       end)
1437
1438       user =
1439         insert(:user,
1440           local: false,
1441           follower_address: "http://localhost:4001/users/masto_hidden_counters/followers",
1442           following_address: "http://localhost:4001/users/masto_hidden_counters/following"
1443         )
1444
1445       {:ok, follow_info} = ActivityPub.fetch_follow_information_for_user(user)
1446
1447       assert follow_info.hide_followers == true
1448       assert follow_info.follower_count == 0
1449       assert follow_info.hide_follows == true
1450       assert follow_info.following_count == 0
1451     end
1452   end
1453
1454   describe "fetch_favourites/3" do
1455     test "returns a favourite activities sorted by adds to favorite" do
1456       user = insert(:user)
1457       other_user = insert(:user)
1458       user1 = insert(:user)
1459       user2 = insert(:user)
1460       {:ok, a1} = CommonAPI.post(user1, %{status: "bla"})
1461       {:ok, _a2} = CommonAPI.post(user2, %{status: "traps are happy"})
1462       {:ok, a3} = CommonAPI.post(user2, %{status: "Trees Are "})
1463       {:ok, a4} = CommonAPI.post(user2, %{status: "Agent Smith "})
1464       {:ok, a5} = CommonAPI.post(user1, %{status: "Red or Blue "})
1465
1466       {:ok, _} = CommonAPI.favorite(user, a4.id)
1467       {:ok, _} = CommonAPI.favorite(other_user, a3.id)
1468       {:ok, _} = CommonAPI.favorite(user, a3.id)
1469       {:ok, _} = CommonAPI.favorite(other_user, a5.id)
1470       {:ok, _} = CommonAPI.favorite(user, a5.id)
1471       {:ok, _} = CommonAPI.favorite(other_user, a4.id)
1472       {:ok, _} = CommonAPI.favorite(user, a1.id)
1473       {:ok, _} = CommonAPI.favorite(other_user, a1.id)
1474       result = ActivityPub.fetch_favourites(user)
1475
1476       assert Enum.map(result, & &1.id) == [a1.id, a5.id, a3.id, a4.id]
1477
1478       result = ActivityPub.fetch_favourites(user, %{limit: 2})
1479       assert Enum.map(result, & &1.id) == [a1.id, a5.id]
1480     end
1481   end
1482
1483   describe "Move activity" do
1484     test "create" do
1485       %{ap_id: old_ap_id} = old_user = insert(:user)
1486       %{ap_id: new_ap_id} = new_user = insert(:user, also_known_as: [old_ap_id])
1487       follower = insert(:user)
1488       follower_move_opted_out = insert(:user, allow_following_move: false)
1489
1490       User.follow(follower, old_user)
1491       User.follow(follower_move_opted_out, old_user)
1492
1493       assert User.following?(follower, old_user)
1494       assert User.following?(follower_move_opted_out, old_user)
1495
1496       assert {:ok, activity} = ActivityPub.move(old_user, new_user)
1497
1498       assert %Activity{
1499                actor: ^old_ap_id,
1500                data: %{
1501                  "actor" => ^old_ap_id,
1502                  "object" => ^old_ap_id,
1503                  "target" => ^new_ap_id,
1504                  "type" => "Move"
1505                },
1506                local: true
1507              } = activity
1508
1509       params = %{
1510         "op" => "move_following",
1511         "origin_id" => old_user.id,
1512         "target_id" => new_user.id
1513       }
1514
1515       assert_enqueued(worker: Pleroma.Workers.BackgroundWorker, args: params)
1516
1517       Pleroma.Workers.BackgroundWorker.perform(%Oban.Job{args: params})
1518
1519       refute User.following?(follower, old_user)
1520       assert User.following?(follower, new_user)
1521
1522       assert User.following?(follower_move_opted_out, old_user)
1523       refute User.following?(follower_move_opted_out, new_user)
1524
1525       activity = %Activity{activity | object: nil}
1526
1527       assert [%Notification{activity: ^activity}] = Notification.for_user(follower)
1528
1529       assert [%Notification{activity: ^activity}] = Notification.for_user(follower_move_opted_out)
1530     end
1531
1532     test "old user must be in the new user's `also_known_as` list" do
1533       old_user = insert(:user)
1534       new_user = insert(:user)
1535
1536       assert {:error, "Target account must have the origin in `alsoKnownAs`"} =
1537                ActivityPub.move(old_user, new_user)
1538     end
1539   end
1540
1541   test "doesn't retrieve replies activities with exclude_replies" do
1542     user = insert(:user)
1543
1544     {:ok, activity} = CommonAPI.post(user, %{status: "yeah"})
1545
1546     {:ok, _reply} = CommonAPI.post(user, %{status: "yeah", in_reply_to_status_id: activity.id})
1547
1548     [result] = ActivityPub.fetch_public_activities(%{exclude_replies: true})
1549
1550     assert result.id == activity.id
1551
1552     assert length(ActivityPub.fetch_public_activities()) == 2
1553   end
1554
1555   describe "replies filtering with public messages" do
1556     setup :public_messages
1557
1558     test "public timeline", %{users: %{u1: user}} do
1559       activities_ids =
1560         %{}
1561         |> Map.put(:type, ["Create", "Announce"])
1562         |> Map.put(:local_only, false)
1563         |> Map.put(:blocking_user, user)
1564         |> Map.put(:muting_user, user)
1565         |> Map.put(:reply_filtering_user, user)
1566         |> ActivityPub.fetch_public_activities()
1567         |> Enum.map(& &1.id)
1568
1569       assert length(activities_ids) == 16
1570     end
1571
1572     test "public timeline with reply_visibility `following`", %{
1573       users: %{u1: user},
1574       u1: u1,
1575       u2: u2,
1576       u3: u3,
1577       u4: u4,
1578       activities: activities
1579     } do
1580       activities_ids =
1581         %{}
1582         |> Map.put(:type, ["Create", "Announce"])
1583         |> Map.put(:local_only, false)
1584         |> Map.put(:blocking_user, user)
1585         |> Map.put(:muting_user, user)
1586         |> Map.put(:reply_visibility, "following")
1587         |> Map.put(:reply_filtering_user, user)
1588         |> ActivityPub.fetch_public_activities()
1589         |> Enum.map(& &1.id)
1590
1591       assert length(activities_ids) == 14
1592
1593       visible_ids =
1594         Map.values(u1) ++ Map.values(u2) ++ Map.values(u4) ++ Map.values(activities) ++ [u3[:r1]]
1595
1596       assert Enum.all?(visible_ids, &(&1 in activities_ids))
1597     end
1598
1599     test "public timeline with reply_visibility `self`", %{
1600       users: %{u1: user},
1601       u1: u1,
1602       u2: u2,
1603       u3: u3,
1604       u4: u4,
1605       activities: activities
1606     } do
1607       activities_ids =
1608         %{}
1609         |> Map.put(:type, ["Create", "Announce"])
1610         |> Map.put(:local_only, false)
1611         |> Map.put(:blocking_user, user)
1612         |> Map.put(:muting_user, user)
1613         |> Map.put(:reply_visibility, "self")
1614         |> Map.put(:reply_filtering_user, user)
1615         |> ActivityPub.fetch_public_activities()
1616         |> Enum.map(& &1.id)
1617
1618       assert length(activities_ids) == 10
1619       visible_ids = Map.values(u1) ++ [u2[:r1], u3[:r1], u4[:r1]] ++ Map.values(activities)
1620       assert Enum.all?(visible_ids, &(&1 in activities_ids))
1621     end
1622
1623     test "home timeline", %{
1624       users: %{u1: user},
1625       activities: activities,
1626       u1: u1,
1627       u2: u2,
1628       u3: u3,
1629       u4: u4
1630     } do
1631       params =
1632         %{}
1633         |> Map.put(:type, ["Create", "Announce"])
1634         |> Map.put(:blocking_user, user)
1635         |> Map.put(:muting_user, user)
1636         |> Map.put(:user, user)
1637         |> Map.put(:reply_filtering_user, user)
1638
1639       activities_ids =
1640         ActivityPub.fetch_activities([user.ap_id | User.following(user)], params)
1641         |> Enum.map(& &1.id)
1642
1643       assert length(activities_ids) == 13
1644
1645       visible_ids =
1646         Map.values(u1) ++
1647           Map.values(u3) ++
1648           [
1649             activities[:a1],
1650             activities[:a2],
1651             activities[:a4],
1652             u2[:r1],
1653             u2[:r3],
1654             u4[:r1],
1655             u4[:r2]
1656           ]
1657
1658       assert Enum.all?(visible_ids, &(&1 in activities_ids))
1659     end
1660
1661     test "home timeline with reply_visibility `following`", %{
1662       users: %{u1: user},
1663       activities: activities,
1664       u1: u1,
1665       u2: u2,
1666       u3: u3,
1667       u4: u4
1668     } do
1669       params =
1670         %{}
1671         |> Map.put(:type, ["Create", "Announce"])
1672         |> Map.put(:blocking_user, user)
1673         |> Map.put(:muting_user, user)
1674         |> Map.put(:user, user)
1675         |> Map.put(:reply_visibility, "following")
1676         |> Map.put(:reply_filtering_user, user)
1677
1678       activities_ids =
1679         ActivityPub.fetch_activities([user.ap_id | User.following(user)], params)
1680         |> Enum.map(& &1.id)
1681
1682       assert length(activities_ids) == 11
1683
1684       visible_ids =
1685         Map.values(u1) ++
1686           [
1687             activities[:a1],
1688             activities[:a2],
1689             activities[:a4],
1690             u2[:r1],
1691             u2[:r3],
1692             u3[:r1],
1693             u4[:r1],
1694             u4[:r2]
1695           ]
1696
1697       assert Enum.all?(visible_ids, &(&1 in activities_ids))
1698     end
1699
1700     test "home timeline with reply_visibility `self`", %{
1701       users: %{u1: user},
1702       activities: activities,
1703       u1: u1,
1704       u2: u2,
1705       u3: u3,
1706       u4: u4
1707     } do
1708       params =
1709         %{}
1710         |> Map.put(:type, ["Create", "Announce"])
1711         |> Map.put(:blocking_user, user)
1712         |> Map.put(:muting_user, user)
1713         |> Map.put(:user, user)
1714         |> Map.put(:reply_visibility, "self")
1715         |> Map.put(:reply_filtering_user, user)
1716
1717       activities_ids =
1718         ActivityPub.fetch_activities([user.ap_id | User.following(user)], params)
1719         |> Enum.map(& &1.id)
1720
1721       assert length(activities_ids) == 9
1722
1723       visible_ids =
1724         Map.values(u1) ++
1725           [
1726             activities[:a1],
1727             activities[:a2],
1728             activities[:a4],
1729             u2[:r1],
1730             u3[:r1],
1731             u4[:r1]
1732           ]
1733
1734       assert Enum.all?(visible_ids, &(&1 in activities_ids))
1735     end
1736
1737     test "filtering out announces where the user is the actor of the announced message" do
1738       user = insert(:user)
1739       other_user = insert(:user)
1740       third_user = insert(:user)
1741       User.follow(user, other_user)
1742
1743       {:ok, post} = CommonAPI.post(user, %{status: "yo"})
1744       {:ok, other_post} = CommonAPI.post(third_user, %{status: "yo"})
1745       {:ok, _announce} = CommonAPI.repeat(post.id, other_user)
1746       {:ok, _announce} = CommonAPI.repeat(post.id, third_user)
1747       {:ok, announce} = CommonAPI.repeat(other_post.id, other_user)
1748
1749       params = %{
1750         type: ["Announce"]
1751       }
1752
1753       results =
1754         [user.ap_id | User.following(user)]
1755         |> ActivityPub.fetch_activities(params)
1756
1757       assert length(results) == 3
1758
1759       params = %{
1760         type: ["Announce"],
1761         announce_filtering_user: user
1762       }
1763
1764       [result] =
1765         [user.ap_id | User.following(user)]
1766         |> ActivityPub.fetch_activities(params)
1767
1768       assert result.id == announce.id
1769     end
1770   end
1771
1772   describe "replies filtering with private messages" do
1773     setup :private_messages
1774
1775     test "public timeline", %{users: %{u1: user}} do
1776       activities_ids =
1777         %{}
1778         |> Map.put(:type, ["Create", "Announce"])
1779         |> Map.put(:local_only, false)
1780         |> Map.put(:blocking_user, user)
1781         |> Map.put(:muting_user, user)
1782         |> Map.put(:user, user)
1783         |> ActivityPub.fetch_public_activities()
1784         |> Enum.map(& &1.id)
1785
1786       assert activities_ids == []
1787     end
1788
1789     test "public timeline with default reply_visibility `following`", %{users: %{u1: user}} do
1790       activities_ids =
1791         %{}
1792         |> Map.put(:type, ["Create", "Announce"])
1793         |> Map.put(:local_only, false)
1794         |> Map.put(:blocking_user, user)
1795         |> Map.put(:muting_user, user)
1796         |> Map.put(:reply_visibility, "following")
1797         |> Map.put(:reply_filtering_user, user)
1798         |> Map.put(:user, user)
1799         |> ActivityPub.fetch_public_activities()
1800         |> Enum.map(& &1.id)
1801
1802       assert activities_ids == []
1803     end
1804
1805     test "public timeline with default reply_visibility `self`", %{users: %{u1: user}} do
1806       activities_ids =
1807         %{}
1808         |> Map.put(:type, ["Create", "Announce"])
1809         |> Map.put(:local_only, false)
1810         |> Map.put(:blocking_user, user)
1811         |> Map.put(:muting_user, user)
1812         |> Map.put(:reply_visibility, "self")
1813         |> Map.put(:reply_filtering_user, user)
1814         |> Map.put(:user, user)
1815         |> ActivityPub.fetch_public_activities()
1816         |> Enum.map(& &1.id)
1817
1818       assert activities_ids == []
1819
1820       activities_ids =
1821         %{}
1822         |> Map.put(:reply_visibility, "self")
1823         |> Map.put(:reply_filtering_user, nil)
1824         |> ActivityPub.fetch_public_activities()
1825
1826       assert activities_ids == []
1827     end
1828
1829     test "home timeline", %{users: %{u1: user}} do
1830       params =
1831         %{}
1832         |> Map.put(:type, ["Create", "Announce"])
1833         |> Map.put(:blocking_user, user)
1834         |> Map.put(:muting_user, user)
1835         |> Map.put(:user, user)
1836
1837       activities_ids =
1838         ActivityPub.fetch_activities([user.ap_id | User.following(user)], params)
1839         |> Enum.map(& &1.id)
1840
1841       assert length(activities_ids) == 12
1842     end
1843
1844     test "home timeline with default reply_visibility `following`", %{users: %{u1: user}} do
1845       params =
1846         %{}
1847         |> Map.put(:type, ["Create", "Announce"])
1848         |> Map.put(:blocking_user, user)
1849         |> Map.put(:muting_user, user)
1850         |> Map.put(:user, user)
1851         |> Map.put(:reply_visibility, "following")
1852         |> Map.put(:reply_filtering_user, user)
1853
1854       activities_ids =
1855         ActivityPub.fetch_activities([user.ap_id | User.following(user)], params)
1856         |> Enum.map(& &1.id)
1857
1858       assert length(activities_ids) == 12
1859     end
1860
1861     test "home timeline with default reply_visibility `self`", %{
1862       users: %{u1: user},
1863       activities: activities,
1864       u1: u1,
1865       u2: u2,
1866       u3: u3,
1867       u4: u4
1868     } do
1869       params =
1870         %{}
1871         |> Map.put(:type, ["Create", "Announce"])
1872         |> Map.put(:blocking_user, user)
1873         |> Map.put(:muting_user, user)
1874         |> Map.put(:user, user)
1875         |> Map.put(:reply_visibility, "self")
1876         |> Map.put(:reply_filtering_user, user)
1877
1878       activities_ids =
1879         ActivityPub.fetch_activities([user.ap_id | User.following(user)], params)
1880         |> Enum.map(& &1.id)
1881
1882       assert length(activities_ids) == 10
1883
1884       visible_ids =
1885         Map.values(u1) ++ Map.values(u4) ++ [u2[:r1], u3[:r1]] ++ Map.values(activities)
1886
1887       assert Enum.all?(visible_ids, &(&1 in activities_ids))
1888     end
1889   end
1890
1891   defp public_messages(_) do
1892     [u1, u2, u3, u4] = insert_list(4, :user)
1893     {:ok, u1} = User.follow(u1, u2)
1894     {:ok, u2} = User.follow(u2, u1)
1895     {:ok, u1} = User.follow(u1, u4)
1896     {:ok, u4} = User.follow(u4, u1)
1897
1898     {:ok, u2} = User.follow(u2, u3)
1899     {:ok, u3} = User.follow(u3, u2)
1900
1901     {:ok, a1} = CommonAPI.post(u1, %{status: "Status"})
1902
1903     {:ok, r1_1} =
1904       CommonAPI.post(u2, %{
1905         status: "@#{u1.nickname} reply from u2 to u1",
1906         in_reply_to_status_id: a1.id
1907       })
1908
1909     {:ok, r1_2} =
1910       CommonAPI.post(u3, %{
1911         status: "@#{u1.nickname} reply from u3 to u1",
1912         in_reply_to_status_id: a1.id
1913       })
1914
1915     {:ok, r1_3} =
1916       CommonAPI.post(u4, %{
1917         status: "@#{u1.nickname} reply from u4 to u1",
1918         in_reply_to_status_id: a1.id
1919       })
1920
1921     {:ok, a2} = CommonAPI.post(u2, %{status: "Status"})
1922
1923     {:ok, r2_1} =
1924       CommonAPI.post(u1, %{
1925         status: "@#{u2.nickname} reply from u1 to u2",
1926         in_reply_to_status_id: a2.id
1927       })
1928
1929     {:ok, r2_2} =
1930       CommonAPI.post(u3, %{
1931         status: "@#{u2.nickname} reply from u3 to u2",
1932         in_reply_to_status_id: a2.id
1933       })
1934
1935     {:ok, r2_3} =
1936       CommonAPI.post(u4, %{
1937         status: "@#{u2.nickname} reply from u4 to u2",
1938         in_reply_to_status_id: a2.id
1939       })
1940
1941     {:ok, a3} = CommonAPI.post(u3, %{status: "Status"})
1942
1943     {:ok, r3_1} =
1944       CommonAPI.post(u1, %{
1945         status: "@#{u3.nickname} reply from u1 to u3",
1946         in_reply_to_status_id: a3.id
1947       })
1948
1949     {:ok, r3_2} =
1950       CommonAPI.post(u2, %{
1951         status: "@#{u3.nickname} reply from u2 to u3",
1952         in_reply_to_status_id: a3.id
1953       })
1954
1955     {:ok, r3_3} =
1956       CommonAPI.post(u4, %{
1957         status: "@#{u3.nickname} reply from u4 to u3",
1958         in_reply_to_status_id: a3.id
1959       })
1960
1961     {:ok, a4} = CommonAPI.post(u4, %{status: "Status"})
1962
1963     {:ok, r4_1} =
1964       CommonAPI.post(u1, %{
1965         status: "@#{u4.nickname} reply from u1 to u4",
1966         in_reply_to_status_id: a4.id
1967       })
1968
1969     {:ok, r4_2} =
1970       CommonAPI.post(u2, %{
1971         status: "@#{u4.nickname} reply from u2 to u4",
1972         in_reply_to_status_id: a4.id
1973       })
1974
1975     {:ok, r4_3} =
1976       CommonAPI.post(u3, %{
1977         status: "@#{u4.nickname} reply from u3 to u4",
1978         in_reply_to_status_id: a4.id
1979       })
1980
1981     {:ok,
1982      users: %{u1: u1, u2: u2, u3: u3, u4: u4},
1983      activities: %{a1: a1.id, a2: a2.id, a3: a3.id, a4: a4.id},
1984      u1: %{r1: r1_1.id, r2: r1_2.id, r3: r1_3.id},
1985      u2: %{r1: r2_1.id, r2: r2_2.id, r3: r2_3.id},
1986      u3: %{r1: r3_1.id, r2: r3_2.id, r3: r3_3.id},
1987      u4: %{r1: r4_1.id, r2: r4_2.id, r3: r4_3.id}}
1988   end
1989
1990   defp private_messages(_) do
1991     [u1, u2, u3, u4] = insert_list(4, :user)
1992     {:ok, u1} = User.follow(u1, u2)
1993     {:ok, u2} = User.follow(u2, u1)
1994     {:ok, u1} = User.follow(u1, u3)
1995     {:ok, u3} = User.follow(u3, u1)
1996     {:ok, u1} = User.follow(u1, u4)
1997     {:ok, u4} = User.follow(u4, u1)
1998
1999     {:ok, u2} = User.follow(u2, u3)
2000     {:ok, u3} = User.follow(u3, u2)
2001
2002     {:ok, a1} = CommonAPI.post(u1, %{status: "Status", visibility: "private"})
2003
2004     {:ok, r1_1} =
2005       CommonAPI.post(u2, %{
2006         status: "@#{u1.nickname} reply from u2 to u1",
2007         in_reply_to_status_id: a1.id,
2008         visibility: "private"
2009       })
2010
2011     {:ok, r1_2} =
2012       CommonAPI.post(u3, %{
2013         status: "@#{u1.nickname} reply from u3 to u1",
2014         in_reply_to_status_id: a1.id,
2015         visibility: "private"
2016       })
2017
2018     {:ok, r1_3} =
2019       CommonAPI.post(u4, %{
2020         status: "@#{u1.nickname} reply from u4 to u1",
2021         in_reply_to_status_id: a1.id,
2022         visibility: "private"
2023       })
2024
2025     {:ok, a2} = CommonAPI.post(u2, %{status: "Status", visibility: "private"})
2026
2027     {:ok, r2_1} =
2028       CommonAPI.post(u1, %{
2029         status: "@#{u2.nickname} reply from u1 to u2",
2030         in_reply_to_status_id: a2.id,
2031         visibility: "private"
2032       })
2033
2034     {:ok, r2_2} =
2035       CommonAPI.post(u3, %{
2036         status: "@#{u2.nickname} reply from u3 to u2",
2037         in_reply_to_status_id: a2.id,
2038         visibility: "private"
2039       })
2040
2041     {:ok, a3} = CommonAPI.post(u3, %{status: "Status", visibility: "private"})
2042
2043     {:ok, r3_1} =
2044       CommonAPI.post(u1, %{
2045         status: "@#{u3.nickname} reply from u1 to u3",
2046         in_reply_to_status_id: a3.id,
2047         visibility: "private"
2048       })
2049
2050     {:ok, r3_2} =
2051       CommonAPI.post(u2, %{
2052         status: "@#{u3.nickname} reply from u2 to u3",
2053         in_reply_to_status_id: a3.id,
2054         visibility: "private"
2055       })
2056
2057     {:ok, a4} = CommonAPI.post(u4, %{status: "Status", visibility: "private"})
2058
2059     {:ok, r4_1} =
2060       CommonAPI.post(u1, %{
2061         status: "@#{u4.nickname} reply from u1 to u4",
2062         in_reply_to_status_id: a4.id,
2063         visibility: "private"
2064       })
2065
2066     {:ok,
2067      users: %{u1: u1, u2: u2, u3: u3, u4: u4},
2068      activities: %{a1: a1.id, a2: a2.id, a3: a3.id, a4: a4.id},
2069      u1: %{r1: r1_1.id, r2: r1_2.id, r3: r1_3.id},
2070      u2: %{r1: r2_1.id, r2: r2_2.id},
2071      u3: %{r1: r3_1.id, r2: r3_2.id},
2072      u4: %{r1: r4_1.id}}
2073   end
2074
2075   describe "maybe_update_follow_information/1" do
2076     setup do
2077       clear_config([:instance, :external_user_synchronization], true)
2078
2079       user = %{
2080         local: false,
2081         ap_id: "https://gensokyo.2hu/users/raymoo",
2082         following_address: "https://gensokyo.2hu/users/following",
2083         follower_address: "https://gensokyo.2hu/users/followers",
2084         type: "Person"
2085       }
2086
2087       %{user: user}
2088     end
2089
2090     test "logs an error when it can't fetch the info", %{user: user} do
2091       assert capture_log(fn ->
2092                ActivityPub.maybe_update_follow_information(user)
2093              end) =~ "Follower/Following counter update for #{user.ap_id} failed"
2094     end
2095
2096     test "just returns the input if the user type is Application", %{
2097       user: user
2098     } do
2099       user =
2100         user
2101         |> Map.put(:type, "Application")
2102
2103       refute capture_log(fn ->
2104                assert ^user = ActivityPub.maybe_update_follow_information(user)
2105              end) =~ "Follower/Following counter update for #{user.ap_id} failed"
2106     end
2107
2108     test "it just returns the input if the user has no following/follower addresses", %{
2109       user: user
2110     } do
2111       user =
2112         user
2113         |> Map.put(:following_address, nil)
2114         |> Map.put(:follower_address, nil)
2115
2116       refute capture_log(fn ->
2117                assert ^user = ActivityPub.maybe_update_follow_information(user)
2118              end) =~ "Follower/Following counter update for #{user.ap_id} failed"
2119     end
2120   end
2121
2122   describe "global activity expiration" do
2123     test "creates an activity expiration for local Create activities" do
2124       clear_config([:mrf, :policies], Pleroma.Web.ActivityPub.MRF.ActivityExpirationPolicy)
2125
2126       {:ok, activity} = ActivityBuilder.insert(%{"type" => "Create", "context" => "3hu"})
2127       {:ok, follow} = ActivityBuilder.insert(%{"type" => "Follow", "context" => "3hu"})
2128
2129       assert_enqueued(
2130         worker: Pleroma.Workers.PurgeExpiredActivity,
2131         args: %{activity_id: activity.id},
2132         scheduled_at:
2133           activity.inserted_at
2134           |> DateTime.from_naive!("Etc/UTC")
2135           |> Timex.shift(days: 365)
2136       )
2137
2138       refute_enqueued(
2139         worker: Pleroma.Workers.PurgeExpiredActivity,
2140         args: %{activity_id: follow.id}
2141       )
2142     end
2143   end
2144
2145   describe "handling of clashing nicknames" do
2146     test "renames an existing user with a clashing nickname and a different ap id" do
2147       orig_user =
2148         insert(
2149           :user,
2150           local: false,
2151           nickname: "admin@mastodon.example.org",
2152           ap_id: "http://mastodon.example.org/users/harinezumigari"
2153         )
2154
2155       %{
2156         nickname: orig_user.nickname,
2157         ap_id: orig_user.ap_id <> "part_2"
2158       }
2159       |> ActivityPub.maybe_handle_clashing_nickname()
2160
2161       user = User.get_by_id(orig_user.id)
2162
2163       assert user.nickname == "#{orig_user.id}.admin@mastodon.example.org"
2164     end
2165
2166     test "does nothing with a clashing nickname and the same ap id" do
2167       orig_user =
2168         insert(
2169           :user,
2170           local: false,
2171           nickname: "admin@mastodon.example.org",
2172           ap_id: "http://mastodon.example.org/users/harinezumigari"
2173         )
2174
2175       %{
2176         nickname: orig_user.nickname,
2177         ap_id: orig_user.ap_id
2178       }
2179       |> ActivityPub.maybe_handle_clashing_nickname()
2180
2181       user = User.get_by_id(orig_user.id)
2182
2183       assert user.nickname == orig_user.nickname
2184     end
2185   end
2186
2187   describe "reply filtering" do
2188     test "`following` still contains announcements by friends" do
2189       user = insert(:user)
2190       followed = insert(:user)
2191       not_followed = insert(:user)
2192
2193       User.follow(user, followed)
2194
2195       {:ok, followed_post} = CommonAPI.post(followed, %{status: "Hello"})
2196
2197       {:ok, not_followed_to_followed} =
2198         CommonAPI.post(not_followed, %{
2199           status: "Also hello",
2200           in_reply_to_status_id: followed_post.id
2201         })
2202
2203       {:ok, retoot} = CommonAPI.repeat(not_followed_to_followed.id, followed)
2204
2205       params =
2206         %{}
2207         |> Map.put(:type, ["Create", "Announce"])
2208         |> Map.put(:blocking_user, user)
2209         |> Map.put(:muting_user, user)
2210         |> Map.put(:reply_filtering_user, user)
2211         |> Map.put(:reply_visibility, "following")
2212         |> Map.put(:announce_filtering_user, user)
2213         |> Map.put(:user, user)
2214
2215       activities =
2216         [user.ap_id | User.following(user)]
2217         |> ActivityPub.fetch_activities(params)
2218
2219       followed_post_id = followed_post.id
2220       retoot_id = retoot.id
2221
2222       assert [%{id: ^followed_post_id}, %{id: ^retoot_id}] = activities
2223
2224       assert length(activities) == 2
2225     end
2226
2227     # This test is skipped because, while this is the desired behavior,
2228     # there seems to be no good way to achieve it with the method that
2229     # we currently use for detecting to who a reply is directed.
2230     # This is a TODO and should be fixed by a later rewrite of the code
2231     # in question.
2232     @tag skip: true
2233     test "`following` still contains self-replies by friends" do
2234       user = insert(:user)
2235       followed = insert(:user)
2236       not_followed = insert(:user)
2237
2238       User.follow(user, followed)
2239
2240       {:ok, followed_post} = CommonAPI.post(followed, %{status: "Hello"})
2241       {:ok, not_followed_post} = CommonAPI.post(not_followed, %{status: "Also hello"})
2242
2243       {:ok, _followed_to_not_followed} =
2244         CommonAPI.post(followed, %{status: "sup", in_reply_to_status_id: not_followed_post.id})
2245
2246       {:ok, _followed_self_reply} =
2247         CommonAPI.post(followed, %{status: "Also cofe", in_reply_to_status_id: followed_post.id})
2248
2249       params =
2250         %{}
2251         |> Map.put(:type, ["Create", "Announce"])
2252         |> Map.put(:blocking_user, user)
2253         |> Map.put(:muting_user, user)
2254         |> Map.put(:reply_filtering_user, user)
2255         |> Map.put(:reply_visibility, "following")
2256         |> Map.put(:announce_filtering_user, user)
2257         |> Map.put(:user, user)
2258
2259       activities =
2260         [user.ap_id | User.following(user)]
2261         |> ActivityPub.fetch_activities(params)
2262
2263       assert length(activities) == 2
2264     end
2265   end
2266
2267   test "allow fetching of accounts with an empty string name field" do
2268     Tesla.Mock.mock(fn
2269       %{method: :get, url: "https://princess.cat/users/mewmew"} ->
2270         file = File.read!("test/fixtures/mewmew_no_name.json")
2271         %Tesla.Env{status: 200, body: file, headers: HttpRequestMock.activitypub_object_headers()}
2272     end)
2273
2274     {:ok, user} = ActivityPub.make_user_from_ap_id("https://princess.cat/users/mewmew")
2275     assert user.name == " "
2276   end
2277 end