1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
6 use Oban.Testing, repo: Pleroma.Repo
11 alias Pleroma.Tests.ObanHelpers
13 alias Pleroma.Web.ActivityPub.Transmogrifier
14 alias Pleroma.Web.ActivityPub.Utils
15 alias Pleroma.Web.AdminAPI.AccountView
16 alias Pleroma.Web.CommonAPI
19 import Pleroma.Factory
20 import ExUnit.CaptureLog
23 Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
27 setup do: clear_config([:instance, :max_remote_account_fields])
29 describe "handle_incoming" do
30 test "it works for incoming unfollows with an existing follow" do
34 File.read!("test/fixtures/mastodon-follow-activity.json")
36 |> Map.put("object", user.ap_id)
38 {:ok, %Activity{data: _, local: false}} = Transmogrifier.handle_incoming(follow_data)
41 File.read!("test/fixtures/mastodon-unfollow-activity.json")
43 |> Map.put("object", follow_data)
45 {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
47 assert data["type"] == "Undo"
48 assert data["object"]["type"] == "Follow"
49 assert data["object"]["object"] == user.ap_id
50 assert data["actor"] == "http://mastodon.example.org/users/admin"
52 refute User.following?(User.get_cached_by_ap_id(data["actor"]), user)
55 test "it accepts Flag activities" do
57 other_user = insert(:user)
59 {:ok, activity} = CommonAPI.post(user, %{status: "test post"})
60 object = Object.normalize(activity, fetch: false)
64 "id" => activity.data["id"],
65 "content" => "test post",
66 "published" => object.data["published"],
67 "actor" => AccountView.render("show.json", %{user: user, skip_visibility_check: true})
71 "@context" => "https://www.w3.org/ns/activitystreams",
73 "object" => [user.ap_id, activity.data["id"]],
75 "content" => "blocked AND reported!!!",
76 "actor" => other_user.ap_id
79 assert {:ok, activity} = Transmogrifier.handle_incoming(message)
81 assert activity.data["object"] == [user.ap_id, note_obj]
82 assert activity.data["content"] == "blocked AND reported!!!"
83 assert activity.data["actor"] == other_user.ap_id
84 assert activity.data["cc"] == [user.ap_id]
87 test "it accepts Move activities" do
88 old_user = insert(:user)
89 new_user = insert(:user)
92 "@context" => "https://www.w3.org/ns/activitystreams",
94 "actor" => old_user.ap_id,
95 "object" => old_user.ap_id,
96 "target" => new_user.ap_id
99 assert :error = Transmogrifier.handle_incoming(message)
101 {:ok, _new_user} = User.update_and_set_cache(new_user, %{also_known_as: [old_user.ap_id]})
103 assert {:ok, %Activity{} = activity} = Transmogrifier.handle_incoming(message)
104 assert activity.actor == old_user.ap_id
105 assert activity.data["actor"] == old_user.ap_id
106 assert activity.data["object"] == old_user.ap_id
107 assert activity.data["target"] == new_user.ap_id
108 assert activity.data["type"] == "Move"
112 describe "prepare outgoing" do
113 test "it inlines private announced objects" do
116 {:ok, activity} = CommonAPI.post(user, %{status: "hey", visibility: "private"})
118 {:ok, announce_activity} = CommonAPI.repeat(activity.id, user)
120 {:ok, modified} = Transmogrifier.prepare_outgoing(announce_activity.data)
122 assert modified["object"]["content"] == "hey"
123 assert modified["object"]["actor"] == modified["object"]["attributedTo"]
126 test "it turns mentions into tags" do
128 other_user = insert(:user)
131 CommonAPI.post(user, %{status: "hey, @#{other_user.nickname}, how are ya? #2hu"})
133 with_mock Pleroma.Notification,
134 get_notified_from_activity: fn _, _ -> [] end do
135 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
137 object = modified["object"]
139 expected_mention = %{
140 "href" => other_user.ap_id,
141 "name" => "@#{other_user.nickname}",
146 "href" => Pleroma.Web.Endpoint.url() <> "/tags/2hu",
151 refute called(Pleroma.Notification.get_notified_from_activity(:_, :_))
152 assert Enum.member?(object["tag"], expected_tag)
153 assert Enum.member?(object["tag"], expected_mention)
157 test "it adds the json-ld context and the conversation property" do
160 {:ok, activity} = CommonAPI.post(user, %{status: "hey"})
161 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
163 assert modified["@context"] == Utils.make_json_ld_header()["@context"]
165 assert modified["object"]["conversation"] == modified["context"]
168 test "it sets the 'attributedTo' property to the actor of the object if it doesn't have one" do
171 {:ok, activity} = CommonAPI.post(user, %{status: "hey"})
172 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
174 assert modified["object"]["actor"] == modified["object"]["attributedTo"]
177 test "it strips internal hashtag data" do
180 {:ok, activity} = CommonAPI.post(user, %{status: "#2hu"})
183 "href" => Pleroma.Web.Endpoint.url() <> "/tags/2hu",
188 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
190 assert modified["object"]["tag"] == [expected_tag]
193 test "it strips internal fields" do
197 CommonAPI.post(user, %{
198 status: "#2hu :firefox:",
199 generator: %{type: "Application", name: "TestClient", url: "https://pleroma.social"}
202 # Ensure injected application data made it into the activity
203 # as we don't have a Token to derive it from, otherwise it will
204 # be nil and the test will pass
208 url: "https://pleroma.social"
209 } == activity.object.data["generator"]
211 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
213 assert length(modified["object"]["tag"]) == 2
215 assert is_nil(modified["object"]["emoji"])
216 assert is_nil(modified["object"]["like_count"])
217 assert is_nil(modified["object"]["announcements"])
218 assert is_nil(modified["object"]["announcement_count"])
219 assert is_nil(modified["object"]["context_id"])
220 assert is_nil(modified["object"]["generator"])
223 test "it strips internal fields of article" do
224 activity = insert(:article_activity)
226 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
228 assert length(modified["object"]["tag"]) == 2
230 assert is_nil(modified["object"]["emoji"])
231 assert is_nil(modified["object"]["like_count"])
232 assert is_nil(modified["object"]["announcements"])
233 assert is_nil(modified["object"]["announcement_count"])
234 assert is_nil(modified["object"]["context_id"])
235 assert is_nil(modified["object"]["likes"])
238 test "the directMessage flag is present" do
240 other_user = insert(:user)
242 {:ok, activity} = CommonAPI.post(user, %{status: "2hu :moominmamma:"})
244 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
246 assert modified["directMessage"] == false
248 {:ok, activity} = CommonAPI.post(user, %{status: "@#{other_user.nickname} :moominmamma:"})
250 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
252 assert modified["directMessage"] == false
255 CommonAPI.post(user, %{
256 status: "@#{other_user.nickname} :moominmamma:",
260 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
262 assert modified["directMessage"] == true
265 test "it strips BCC field" do
267 {:ok, list} = Pleroma.List.create("foo", user)
269 {:ok, activity} = CommonAPI.post(user, %{status: "foobar", visibility: "list:#{list.id}"})
271 {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
273 assert is_nil(modified["bcc"])
276 test "custom emoji urls are URI encoded" do
277 # :dinosaur: filename has a space -> dino walking.gif
280 {:ok, activity} = CommonAPI.post(user, %{status: "everybody do the dinosaur :dinosaur:"})
282 {:ok, prepared} = Transmogrifier.prepare_outgoing(activity.data)
284 assert length(prepared["object"]["tag"]) == 1
286 url = prepared["object"]["tag"] |> List.first() |> Map.get("icon") |> Map.get("url")
288 assert url == "http://localhost:4001/emoji/dino%20walking.gif"
292 describe "user upgrade" do
293 test "it upgrades a user to activitypub" do
296 nickname: "rye@niu.moe",
298 ap_id: "https://niu.moe/users/rye",
299 follower_address: User.ap_followers(%User{nickname: "rye@niu.moe"})
302 user_two = insert(:user)
303 Pleroma.FollowingRelationship.follow(user_two, user, :follow_accept)
305 {:ok, activity} = CommonAPI.post(user, %{status: "test"})
306 {:ok, unrelated_activity} = CommonAPI.post(user_two, %{status: "test"})
307 assert "http://localhost:4001/users/rye@niu.moe/followers" in activity.recipients
309 user = User.get_cached_by_id(user.id)
310 assert user.note_count == 1
312 {:ok, user} = Transmogrifier.upgrade_user_from_ap_id("https://niu.moe/users/rye")
313 ObanHelpers.perform_all()
315 assert user.ap_enabled
316 assert user.note_count == 1
317 assert user.follower_address == "https://niu.moe/users/rye/followers"
318 assert user.following_address == "https://niu.moe/users/rye/following"
320 user = User.get_cached_by_id(user.id)
321 assert user.note_count == 1
323 activity = Activity.get_by_id(activity.id)
324 assert user.follower_address in activity.recipients
330 "https://cdn.niu.moe/accounts/avatars/000/033/323/original/fd7f8ae0b3ffedc9.jpeg"
339 "https://cdn.niu.moe/accounts/headers/000/033/323/original/850b3448fa5fd477.png"
344 refute "..." in activity.recipients
346 unrelated_activity = Activity.get_by_id(unrelated_activity.id)
347 refute user.follower_address in unrelated_activity.recipients
349 user_two = User.get_cached_by_id(user_two.id)
350 assert User.following?(user_two, user)
351 refute "..." in User.following(user_two)
355 describe "actor rewriting" do
356 test "it fixes the actor URL property to be a proper URI" do
358 "url" => %{"href" => "http://example.com"}
361 rewritten = Transmogrifier.maybe_fix_user_object(data)
362 assert rewritten["url"] == "http://example.com"
366 describe "actor origin containment" do
367 test "it rejects activities which reference objects with bogus origins" do
369 "@context" => "https://www.w3.org/ns/activitystreams",
370 "id" => "http://mastodon.example.org/users/admin/activities/1234",
371 "actor" => "http://mastodon.example.org/users/admin",
372 "to" => ["https://www.w3.org/ns/activitystreams#Public"],
373 "object" => "https://info.pleroma.site/activity.json",
377 assert capture_log(fn ->
378 {:error, _} = Transmogrifier.handle_incoming(data)
379 end) =~ "Object containment failed"
382 test "it rejects activities which reference objects that have an incorrect attribution (variant 1)" do
384 "@context" => "https://www.w3.org/ns/activitystreams",
385 "id" => "http://mastodon.example.org/users/admin/activities/1234",
386 "actor" => "http://mastodon.example.org/users/admin",
387 "to" => ["https://www.w3.org/ns/activitystreams#Public"],
388 "object" => "https://info.pleroma.site/activity2.json",
392 assert capture_log(fn ->
393 {:error, _} = Transmogrifier.handle_incoming(data)
394 end) =~ "Object containment failed"
397 test "it rejects activities which reference objects that have an incorrect attribution (variant 2)" do
399 "@context" => "https://www.w3.org/ns/activitystreams",
400 "id" => "http://mastodon.example.org/users/admin/activities/1234",
401 "actor" => "http://mastodon.example.org/users/admin",
402 "to" => ["https://www.w3.org/ns/activitystreams#Public"],
403 "object" => "https://info.pleroma.site/activity3.json",
407 assert capture_log(fn ->
408 {:error, _} = Transmogrifier.handle_incoming(data)
409 end) =~ "Object containment failed"
413 describe "fix_explicit_addressing" do
419 test "moves non-explicitly mentioned actors to cc", %{user: user} do
420 explicitly_mentioned_actors = [
421 "https://pleroma.gold/users/user1",
422 "https://pleroma.gold/user2"
426 "actor" => user.ap_id,
427 "to" => explicitly_mentioned_actors ++ ["https://social.beepboop.ga/users/dirb"],
430 Enum.map(explicitly_mentioned_actors, fn href ->
431 %{"type" => "Mention", "href" => href}
435 fixed_object = Transmogrifier.fix_explicit_addressing(object, user.follower_address)
436 assert Enum.all?(explicitly_mentioned_actors, &(&1 in fixed_object["to"]))
437 refute "https://social.beepboop.ga/users/dirb" in fixed_object["to"]
438 assert "https://social.beepboop.ga/users/dirb" in fixed_object["cc"]
441 test "does not move actor's follower collection to cc", %{user: user} do
443 "actor" => user.ap_id,
444 "to" => [user.follower_address],
448 fixed_object = Transmogrifier.fix_explicit_addressing(object, user.follower_address)
449 assert user.follower_address in fixed_object["to"]
450 refute user.follower_address in fixed_object["cc"]
453 test "removes recipient's follower collection from cc", %{user: user} do
454 recipient = insert(:user)
457 "actor" => user.ap_id,
458 "to" => [recipient.ap_id, "https://www.w3.org/ns/activitystreams#Public"],
459 "cc" => [user.follower_address, recipient.follower_address]
462 fixed_object = Transmogrifier.fix_explicit_addressing(object, user.follower_address)
464 assert user.follower_address in fixed_object["cc"]
465 refute recipient.follower_address in fixed_object["cc"]
466 refute recipient.follower_address in fixed_object["to"]
470 describe "fix_summary/1" do
471 test "returns fixed object" do
472 assert Transmogrifier.fix_summary(%{"summary" => nil}) == %{"summary" => ""}
473 assert Transmogrifier.fix_summary(%{"summary" => "ok"}) == %{"summary" => "ok"}
474 assert Transmogrifier.fix_summary(%{}) == %{"summary" => ""}
478 describe "fix_url/1" do
479 test "fixes data for object when url is map" do
483 "mimeType" => "video/mp4",
484 "href" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4"
488 assert Transmogrifier.fix_url(object) == %{
489 "url" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4"
493 test "returns non-modified object" do
494 assert Transmogrifier.fix_url(%{"type" => "Text"}) == %{"type" => "Text"}
498 describe "get_obj_helper/2" do
499 test "returns nil when cannot normalize object" do
500 assert capture_log(fn ->
501 refute Transmogrifier.get_obj_helper("test-obj-id")
502 end) =~ "Unsupported URI scheme"
505 @tag capture_log: true
506 test "returns {:ok, %Object{}} for success case" do
507 assert {:ok, %Object{}} =
508 Transmogrifier.get_obj_helper(
509 "https://mstdn.io/users/mayuutann/statuses/99568293732299394"
514 describe "fix_attachments/1" do
515 test "puts dimensions into attachment url field" do
519 "type" => "Document",
520 "name" => "Hello world",
521 "url" => "https://media.example.tld/1.jpg",
524 "mediaType" => "image/jpeg",
525 "blurhash" => "eTKL26+HDjcEIBVl;ds+K6t301W.t7nit7y1E,R:v}ai4nXSt7V@of"
533 "type" => "Document",
534 "name" => "Hello world",
538 "mediaType" => "image/jpeg",
539 "href" => "https://media.example.tld/1.jpg",
544 "mediaType" => "image/jpeg",
545 "blurhash" => "eTKL26+HDjcEIBVl;ds+K6t301W.t7nit7y1E,R:v}ai4nXSt7V@of"
550 assert Transmogrifier.fix_attachments(object) == expected