1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Web.ActivityPub.ActivityPub do
7 alias Pleroma.Activity.Ir.Topics
9 alias Pleroma.Constants
10 alias Pleroma.Conversation
11 alias Pleroma.Conversation.Participation
12 alias Pleroma.Notification
14 alias Pleroma.Object.Containment
15 alias Pleroma.Object.Fetcher
16 alias Pleroma.Pagination
20 alias Pleroma.Web.ActivityPub.MRF
21 alias Pleroma.Web.ActivityPub.Transmogrifier
22 alias Pleroma.Web.ActivityPub.Utils
23 alias Pleroma.Web.Streamer
24 alias Pleroma.Web.WebFinger
25 alias Pleroma.Workers.BackgroundWorker
28 import Pleroma.Web.ActivityPub.Utils
29 import Pleroma.Web.ActivityPub.Visibility
32 require Pleroma.Constants
34 # For Announce activities, we filter the recipients based on following status for any actors
35 # that match actual users. See issue #164 for more information about why this is necessary.
36 defp get_recipients(%{"type" => "Announce"} = data) do
37 to = Map.get(data, "to", [])
38 cc = Map.get(data, "cc", [])
39 bcc = Map.get(data, "bcc", [])
40 actor = User.get_cached_by_ap_id(data["actor"])
43 Enum.filter(Enum.concat([to, cc, bcc]), fn recipient ->
44 case User.get_cached_by_ap_id(recipient) do
46 user -> User.following?(user, actor)
53 defp get_recipients(%{"type" => "Create"} = data) do
54 to = Map.get(data, "to", [])
55 cc = Map.get(data, "cc", [])
56 bcc = Map.get(data, "bcc", [])
57 actor = Map.get(data, "actor", [])
58 recipients = [to, cc, bcc, [actor]] |> Enum.concat() |> Enum.uniq()
62 defp get_recipients(data) do
63 to = Map.get(data, "to", [])
64 cc = Map.get(data, "cc", [])
65 bcc = Map.get(data, "bcc", [])
66 recipients = Enum.concat([to, cc, bcc])
70 defp check_actor_is_active(actor) do
71 if not is_nil(actor) do
72 with user <- User.get_cached_by_ap_id(actor),
73 false <- user.deactivated do
83 defp check_remote_limit(%{"object" => %{"content" => content}}) when not is_nil(content) do
84 limit = Config.get([:instance, :remote_limit])
85 String.length(content) <= limit
88 defp check_remote_limit(_), do: true
90 def increase_note_count_if_public(actor, object) do
91 if is_public?(object), do: User.increase_note_count(actor), else: {:ok, actor}
94 def decrease_note_count_if_public(actor, object) do
95 if is_public?(object), do: User.decrease_note_count(actor), else: {:ok, actor}
98 def increase_replies_count_if_reply(%{
99 "object" => %{"inReplyTo" => reply_ap_id} = object,
102 if is_public?(object) do
103 Object.increase_replies_count(reply_ap_id)
107 def increase_replies_count_if_reply(_create_data), do: :noop
109 def decrease_replies_count_if_reply(%Object{
110 data: %{"inReplyTo" => reply_ap_id} = object
112 if is_public?(object) do
113 Object.decrease_replies_count(reply_ap_id)
117 def decrease_replies_count_if_reply(_object), do: :noop
119 def increase_poll_votes_if_vote(%{
120 "object" => %{"inReplyTo" => reply_ap_id, "name" => name},
124 Object.increase_vote_count(reply_ap_id, name, actor)
127 def increase_poll_votes_if_vote(_create_data), do: :noop
129 @spec persist(map(), keyword()) :: {:ok, Activity.t() | Object.t()}
130 def persist(object, meta) do
131 with local <- Keyword.fetch!(meta, :local),
132 {recipients, _, _} <- get_recipients(object),
134 Repo.insert(%Activity{
137 recipients: recipients,
138 actor: object["actor"]
140 {:ok, activity, meta}
144 @spec insert(map(), boolean(), boolean(), boolean()) :: {:ok, Activity.t()} | {:error, any()}
145 def insert(map, local \\ true, fake \\ false, bypass_actor_check \\ false) when is_map(map) do
146 with nil <- Activity.normalize(map),
147 map <- lazy_put_activity_defaults(map, fake),
148 true <- bypass_actor_check || check_actor_is_active(map["actor"]),
149 {_, true} <- {:remote_limit_error, check_remote_limit(map)},
150 {:ok, map} <- MRF.filter(map),
151 {recipients, _, _} = get_recipients(map),
152 {:fake, false, map, recipients} <- {:fake, fake, map, recipients},
153 {:containment, :ok} <- {:containment, Containment.contain_child(map)},
154 {:ok, map, object} <- insert_full_object(map) do
156 Repo.insert(%Activity{
160 recipients: recipients
163 # Splice in the child object if we have one.
165 if not is_nil(object) do
166 Map.put(activity, :object, object)
171 BackgroundWorker.enqueue("fetch_data_for_activity", %{"activity_id" => activity.id})
173 Notification.create_notifications(activity)
175 conversation = create_or_bump_conversation(activity, map["actor"])
176 participations = get_participations(conversation)
178 stream_out_participations(participations)
181 %Activity{} = activity ->
184 {:fake, true, map, recipients} ->
185 activity = %Activity{
189 recipients: recipients,
193 Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
201 defp create_or_bump_conversation(activity, actor) do
202 with {:ok, conversation} <- Conversation.create_or_bump_for(activity),
203 %User{} = user <- User.get_cached_by_ap_id(actor),
204 Participation.mark_as_read(user, conversation) do
209 defp get_participations({:ok, conversation}) do
211 |> Repo.preload(:participations, force: true)
212 |> Map.get(:participations)
215 defp get_participations(_), do: []
217 def stream_out_participations(participations) do
220 |> Repo.preload(:user)
222 Streamer.stream("participation", participations)
225 def stream_out_participations(%Object{data: %{"context" => context}}, user) do
226 with %Conversation{} = conversation <- Conversation.get_for_ap_id(context),
227 conversation = Repo.preload(conversation, :participations),
229 fetch_latest_activity_id_for_context(conversation.ap_id, %{
231 "blocking_user" => user
233 if last_activity_id do
234 stream_out_participations(conversation.participations)
239 def stream_out_participations(_, _), do: :noop
241 def stream_out(%Activity{data: %{"type" => data_type}} = activity)
242 when data_type in ["Create", "Announce", "Delete"] do
244 |> Topics.get_activity_topics()
245 |> Streamer.stream(activity)
248 def stream_out(_activity) do
252 @spec create(map(), boolean()) :: {:ok, Activity.t()} | {:error, any()}
253 def create(params, fake \\ false) do
254 with {:ok, result} <- Repo.transaction(fn -> do_create(params, fake) end) do
259 defp do_create(%{to: to, actor: actor, context: context, object: object} = params, fake) do
260 additional = params[:additional] || %{}
261 # only accept false as false value
262 local = !(params[:local] == false)
263 published = params[:published]
264 quick_insert? = Config.get([:env]) == :benchmark
268 %{to: to, actor: actor, published: published, context: context, object: object},
271 {:ok, activity} <- insert(create_data, local, fake),
272 {:fake, false, activity} <- {:fake, fake, activity},
273 _ <- increase_replies_count_if_reply(create_data),
274 _ <- increase_poll_votes_if_vote(create_data),
275 {:quick_insert, false, activity} <- {:quick_insert, quick_insert?, activity},
276 {:ok, _actor} <- increase_note_count_if_public(actor, activity),
277 :ok <- maybe_federate(activity) do
280 {:quick_insert, true, activity} ->
283 {:fake, true, activity} ->
287 Repo.rollback(message)
291 @spec listen(map()) :: {:ok, Activity.t()} | {:error, any()}
292 def listen(%{to: to, actor: actor, context: context, object: object} = params) do
293 additional = params[:additional] || %{}
294 # only accept false as false value
295 local = !(params[:local] == false)
296 published = params[:published]
300 %{to: to, actor: actor, published: published, context: context, object: object},
303 {:ok, activity} <- insert(listen_data, local),
304 :ok <- maybe_federate(activity) do
309 @spec accept(map()) :: {:ok, Activity.t()} | {:error, any()}
310 def accept(params) do
311 accept_or_reject("Accept", params)
314 @spec reject(map()) :: {:ok, Activity.t()} | {:error, any()}
315 def reject(params) do
316 accept_or_reject("Reject", params)
319 @spec accept_or_reject(String.t(), map()) :: {:ok, Activity.t()} | {:error, any()}
320 def accept_or_reject(type, %{to: to, actor: actor, object: object} = params) do
321 local = Map.get(params, :local, true)
322 activity_id = Map.get(params, :activity_id, nil)
325 %{"to" => to, "type" => type, "actor" => actor.ap_id, "object" => object}
326 |> Utils.maybe_put("id", activity_id),
327 {:ok, activity} <- insert(data, local),
328 :ok <- maybe_federate(activity) do
333 @spec update(map()) :: {:ok, Activity.t()} | {:error, any()}
334 def update(%{to: to, cc: cc, actor: actor, object: object} = params) do
335 local = !(params[:local] == false)
336 activity_id = params[:activity_id]
345 data <- Utils.maybe_put(data, "id", activity_id),
346 {:ok, activity} <- insert(data, local),
347 :ok <- maybe_federate(activity) do
352 @spec react_with_emoji(User.t(), Object.t(), String.t(), keyword()) ::
353 {:ok, Activity.t(), Object.t()} | {:error, any()}
354 def react_with_emoji(user, object, emoji, options \\ []) do
355 with {:ok, result} <-
356 Repo.transaction(fn -> do_react_with_emoji(user, object, emoji, options) end) do
361 defp do_react_with_emoji(user, object, emoji, options) do
362 with local <- Keyword.get(options, :local, true),
363 activity_id <- Keyword.get(options, :activity_id, nil),
364 true <- Pleroma.Emoji.is_unicode_emoji?(emoji),
365 reaction_data <- make_emoji_reaction_data(user, object, emoji, activity_id),
366 {:ok, activity} <- insert(reaction_data, local),
367 {:ok, object} <- add_emoji_reaction_to_object(activity, object),
368 :ok <- maybe_federate(activity) do
369 {:ok, activity, object}
371 false -> {:error, false}
372 {:error, error} -> Repo.rollback(error)
376 @spec unreact_with_emoji(User.t(), String.t(), keyword()) ::
377 {:ok, Activity.t(), Object.t()} | {:error, any()}
378 def unreact_with_emoji(user, reaction_id, options \\ []) do
379 with {:ok, result} <-
380 Repo.transaction(fn -> do_unreact_with_emoji(user, reaction_id, options) end) do
385 defp do_unreact_with_emoji(user, reaction_id, options) do
386 with local <- Keyword.get(options, :local, true),
387 activity_id <- Keyword.get(options, :activity_id, nil),
388 user_ap_id <- user.ap_id,
389 %Activity{actor: ^user_ap_id} = reaction_activity <- Activity.get_by_ap_id(reaction_id),
390 object <- Object.normalize(reaction_activity),
391 unreact_data <- make_undo_data(user, reaction_activity, activity_id),
392 {:ok, activity} <- insert(unreact_data, local),
393 {:ok, object} <- remove_emoji_reaction_from_object(reaction_activity, object),
394 :ok <- maybe_federate(activity) do
395 {:ok, activity, object}
397 {:error, error} -> Repo.rollback(error)
401 # TODO: This is weird, maybe we shouldn't check here if we can make the activity.
402 @spec like(User.t(), Object.t(), String.t() | nil, boolean()) ::
403 {:ok, Activity.t(), Object.t()} | {:error, any()}
404 def like(user, object, activity_id \\ nil, local \\ true) do
405 with {:ok, result} <- Repo.transaction(fn -> do_like(user, object, activity_id, local) end) do
411 %User{ap_id: ap_id} = user,
412 %Object{data: %{"id" => _}} = object,
416 with nil <- get_existing_like(ap_id, object),
417 like_data <- make_like_data(user, object, activity_id),
418 {:ok, activity} <- insert(like_data, local),
419 {:ok, object} <- add_like_to_object(activity, object),
420 :ok <- maybe_federate(activity) do
421 {:ok, activity, object}
423 %Activity{} = activity ->
424 {:ok, activity, object}
431 @spec unlike(User.t(), Object.t(), String.t() | nil, boolean()) ::
432 {:ok, Activity.t(), Activity.t(), Object.t()} | {:ok, Object.t()} | {:error, any()}
433 def unlike(%User{} = actor, %Object{} = object, activity_id \\ nil, local \\ true) do
434 with {:ok, result} <-
435 Repo.transaction(fn -> do_unlike(actor, object, activity_id, local) end) do
440 defp do_unlike(actor, object, activity_id, local) do
441 with %Activity{} = like_activity <- get_existing_like(actor.ap_id, object),
442 unlike_data <- make_unlike_data(actor, like_activity, activity_id),
443 {:ok, unlike_activity} <- insert(unlike_data, local),
444 {:ok, _activity} <- Repo.delete(like_activity),
445 {:ok, object} <- remove_like_from_object(like_activity, object),
446 :ok <- maybe_federate(unlike_activity) do
447 {:ok, unlike_activity, like_activity, object}
450 {:error, error} -> Repo.rollback(error)
454 @spec announce(User.t(), Object.t(), String.t() | nil, boolean(), boolean()) ::
455 {:ok, Activity.t(), Object.t()} | {:error, any()}
457 %User{ap_id: _} = user,
458 %Object{data: %{"id" => _}} = object,
463 with {:ok, result} <-
464 Repo.transaction(fn -> do_announce(user, object, activity_id, local, public) end) do
469 defp do_announce(user, object, activity_id, local, public) do
470 with true <- is_announceable?(object, user, public),
471 announce_data <- make_announce_data(user, object, activity_id, public),
472 {:ok, activity} <- insert(announce_data, local),
473 {:ok, object} <- add_announce_to_object(activity, object),
474 :ok <- maybe_federate(activity) do
475 {:ok, activity, object}
477 false -> {:error, false}
478 {:error, error} -> Repo.rollback(error)
482 @spec unannounce(User.t(), Object.t(), String.t() | nil, boolean()) ::
483 {:ok, Activity.t(), Object.t()} | {:ok, Object.t()} | {:error, any()}
490 with {:ok, result} <-
491 Repo.transaction(fn -> do_unannounce(actor, object, activity_id, local) end) do
496 defp do_unannounce(actor, object, activity_id, local) do
497 with %Activity{} = announce_activity <- get_existing_announce(actor.ap_id, object),
498 unannounce_data <- make_unannounce_data(actor, announce_activity, activity_id),
499 {:ok, unannounce_activity} <- insert(unannounce_data, local),
500 :ok <- maybe_federate(unannounce_activity),
501 {:ok, _activity} <- Repo.delete(announce_activity),
502 {:ok, object} <- remove_announce_from_object(announce_activity, object) do
503 {:ok, unannounce_activity, object}
506 {:error, error} -> Repo.rollback(error)
510 @spec follow(User.t(), User.t(), String.t() | nil, boolean()) ::
511 {:ok, Activity.t()} | {:error, any()}
512 def follow(follower, followed, activity_id \\ nil, local \\ true) do
513 with {:ok, result} <-
514 Repo.transaction(fn -> do_follow(follower, followed, activity_id, local) end) do
519 defp do_follow(follower, followed, activity_id, local) do
520 with data <- make_follow_data(follower, followed, activity_id),
521 {:ok, activity} <- insert(data, local),
522 :ok <- maybe_federate(activity) do
525 {:error, error} -> Repo.rollback(error)
529 @spec unfollow(User.t(), User.t(), String.t() | nil, boolean()) ::
530 {:ok, Activity.t()} | nil | {:error, any()}
531 def unfollow(follower, followed, activity_id \\ nil, local \\ true) do
532 with {:ok, result} <-
533 Repo.transaction(fn -> do_unfollow(follower, followed, activity_id, local) end) do
538 defp do_unfollow(follower, followed, activity_id, local) do
539 with %Activity{} = follow_activity <- fetch_latest_follow(follower, followed),
540 {:ok, follow_activity} <- update_follow_state(follow_activity, "cancelled"),
541 unfollow_data <- make_unfollow_data(follower, followed, follow_activity, activity_id),
542 {:ok, activity} <- insert(unfollow_data, local),
543 :ok <- maybe_federate(activity) do
547 {:error, error} -> Repo.rollback(error)
551 @spec delete(User.t() | Object.t(), keyword()) :: {:ok, User.t() | Object.t()} | {:error, any()}
552 def delete(entity, options \\ []) do
553 with {:ok, result} <- Repo.transaction(fn -> do_delete(entity, options) end) do
558 defp do_delete(%User{ap_id: ap_id, follower_address: follower_address} = user, _) do
560 "to" => [follower_address],
563 "object" => %{"type" => "Person", "id" => ap_id}
565 {:ok, activity} <- insert(data, true, true, true),
566 :ok <- maybe_federate(activity) do
571 defp do_delete(%Object{data: %{"id" => id, "actor" => actor}} = object, options) do
572 local = Keyword.get(options, :local, true)
573 activity_id = Keyword.get(options, :activity_id, nil)
574 actor = Keyword.get(options, :actor, actor)
576 user = User.get_cached_by_ap_id(actor)
577 to = (object.data["to"] || []) ++ (object.data["cc"] || [])
579 with create_activity <- Activity.get_create_by_object_ap_id(id),
586 "deleted_activity_id" => create_activity && create_activity.id
588 |> maybe_put("id", activity_id),
589 {:ok, activity} <- insert(data, local, false),
590 {:ok, object, _create_activity} <- Object.delete(object),
591 stream_out_participations(object, user),
592 _ <- decrease_replies_count_if_reply(object),
593 {:ok, _actor} <- decrease_note_count_if_public(user, object),
594 :ok <- maybe_federate(activity) do
602 defp do_delete(%Object{data: %{"type" => "Tombstone", "id" => ap_id}}, _) do
605 |> Activity.Queries.by_object_id()
606 |> Activity.Queries.by_type("Delete")
612 @spec block(User.t(), User.t(), String.t() | nil, boolean()) ::
613 {:ok, Activity.t()} | {:error, any()}
614 def block(blocker, blocked, activity_id \\ nil, local \\ true) do
615 with {:ok, result} <-
616 Repo.transaction(fn -> do_block(blocker, blocked, activity_id, local) end) do
621 defp do_block(blocker, blocked, activity_id, local) do
622 outgoing_blocks = Config.get([:activitypub, :outgoing_blocks])
623 unfollow_blocked = Config.get([:activitypub, :unfollow_blocked])
625 if unfollow_blocked do
626 follow_activity = fetch_latest_follow(blocker, blocked)
627 if follow_activity, do: unfollow(blocker, blocked, nil, local)
630 with true <- outgoing_blocks,
631 block_data <- make_block_data(blocker, blocked, activity_id),
632 {:ok, activity} <- insert(block_data, local),
633 :ok <- maybe_federate(activity) do
636 {:error, error} -> Repo.rollback(error)
640 @spec unblock(User.t(), User.t(), String.t() | nil, boolean()) ::
641 {:ok, Activity.t()} | {:error, any()} | nil
642 def unblock(blocker, blocked, activity_id \\ nil, local \\ true) do
643 with {:ok, result} <-
644 Repo.transaction(fn -> do_unblock(blocker, blocked, activity_id, local) end) do
649 defp do_unblock(blocker, blocked, activity_id, local) do
650 with %Activity{} = block_activity <- fetch_latest_block(blocker, blocked),
651 unblock_data <- make_unblock_data(blocker, blocked, block_activity, activity_id),
652 {:ok, activity} <- insert(unblock_data, local),
653 :ok <- maybe_federate(activity) do
657 {:error, error} -> Repo.rollback(error)
661 @spec flag(map()) :: {:ok, Activity.t()} | {:error, any()}
671 # only accept false as false value
672 local = !(params[:local] == false)
673 forward = !(params[:forward] == false)
675 additional = params[:additional] || %{}
679 Map.merge(additional, %{"to" => [], "cc" => [account.ap_id]})
681 Map.merge(additional, %{"to" => [], "cc" => []})
684 with flag_data <- make_flag_data(params, additional),
685 {:ok, activity} <- insert(flag_data, local),
686 {:ok, stripped_activity} <- strip_report_status_data(activity),
687 :ok <- maybe_federate(stripped_activity) do
688 User.all_superusers()
689 |> Enum.filter(fn user -> not is_nil(user.email) end)
690 |> Enum.each(fn superuser ->
692 |> Pleroma.Emails.AdminEmail.report(actor, account, statuses, content)
693 |> Pleroma.Emails.Mailer.deliver_async()
700 @spec move(User.t(), User.t(), boolean()) :: {:ok, Activity.t()} | {:error, any()}
701 def move(%User{} = origin, %User{} = target, local \\ true) do
704 "actor" => origin.ap_id,
705 "object" => origin.ap_id,
706 "target" => target.ap_id
709 with true <- origin.ap_id in target.also_known_as,
710 {:ok, activity} <- insert(params, local) do
711 maybe_federate(activity)
713 BackgroundWorker.enqueue("move_following", %{
714 "origin_id" => origin.id,
715 "target_id" => target.id
720 false -> {:error, "Target account must have the origin in `alsoKnownAs`"}
725 def fetch_activities_for_context_query(context, opts) do
726 public = [Constants.as_public()]
730 do: [opts["user"].ap_id | User.following(opts["user"])] ++ public,
733 from(activity in Activity)
734 |> maybe_preload_objects(opts)
735 |> maybe_preload_bookmarks(opts)
736 |> maybe_set_thread_muted_field(opts)
737 |> restrict_blocked(opts)
738 |> restrict_recipients(recipients, opts["user"])
742 "?->>'type' = ? and ?->>'context' = ?",
749 |> exclude_poll_votes(opts)
751 |> order_by([activity], desc: activity.id)
754 @spec fetch_activities_for_context(String.t(), keyword() | map()) :: [Activity.t()]
755 def fetch_activities_for_context(context, opts \\ %{}) do
757 |> fetch_activities_for_context_query(opts)
761 @spec fetch_latest_activity_id_for_context(String.t(), keyword() | map()) ::
762 FlakeId.Ecto.CompatType.t() | nil
763 def fetch_latest_activity_id_for_context(context, opts \\ %{}) do
765 |> fetch_activities_for_context_query(Map.merge(%{"skip_preload" => true}, opts))
771 @spec fetch_public_activities(map(), Pagination.type()) :: [Activity.t()]
772 def fetch_public_activities(opts \\ %{}, pagination \\ :keyset) do
773 opts = Map.drop(opts, ["user"])
775 [Constants.as_public()]
776 |> fetch_activities_query(opts)
777 |> restrict_unlisted()
778 |> Pagination.fetch_paginated(opts, pagination)
781 @valid_visibilities ~w[direct unlisted public private]
783 defp restrict_visibility(query, %{visibility: visibility})
784 when is_list(visibility) do
785 if Enum.all?(visibility, &(&1 in @valid_visibilities)) do
791 "activity_visibility(?, ?, ?) = ANY (?)",
801 Logger.error("Could not restrict visibility to #{visibility}")
805 defp restrict_visibility(query, %{visibility: visibility})
806 when visibility in @valid_visibilities do
810 fragment("activity_visibility(?, ?, ?) = ?", a.actor, a.recipients, a.data, ^visibility)
814 defp restrict_visibility(_query, %{visibility: visibility})
815 when visibility not in @valid_visibilities do
816 Logger.error("Could not restrict visibility to #{visibility}")
819 defp restrict_visibility(query, _visibility), do: query
821 defp exclude_visibility(query, %{"exclude_visibilities" => visibility})
822 when is_list(visibility) do
823 if Enum.all?(visibility, &(&1 in @valid_visibilities)) do
828 "activity_visibility(?, ?, ?) = ANY (?)",
836 Logger.error("Could not exclude visibility to #{visibility}")
841 defp exclude_visibility(query, %{"exclude_visibilities" => visibility})
842 when visibility in @valid_visibilities do
847 "activity_visibility(?, ?, ?) = ?",
856 defp exclude_visibility(query, %{"exclude_visibilities" => visibility})
857 when visibility not in @valid_visibilities do
858 Logger.error("Could not exclude visibility to #{visibility}")
862 defp exclude_visibility(query, _visibility), do: query
864 defp restrict_thread_visibility(query, _, %{skip_thread_containment: true} = _),
867 defp restrict_thread_visibility(
869 %{"user" => %User{skip_thread_containment: true}},
874 defp restrict_thread_visibility(query, %{"user" => %User{ap_id: ap_id}}, _) do
877 where: fragment("thread_visibility(?, (?)->>'id') = true", ^ap_id, a.data)
881 defp restrict_thread_visibility(query, _, _), do: query
883 def fetch_user_abstract_activities(user, reading_user, params \\ %{}) do
886 |> Map.put("user", reading_user)
887 |> Map.put("actor_id", user.ap_id)
890 user_activities_recipients(%{
891 "godmode" => params["godmode"],
892 "reading_user" => reading_user
895 fetch_activities(recipients, params)
899 def fetch_user_activities(user, reading_user, params \\ %{}) do
902 |> Map.put("type", ["Create", "Announce"])
903 |> Map.put("user", reading_user)
904 |> Map.put("actor_id", user.ap_id)
905 |> Map.put("pinned_activity_ids", user.pinned_activities)
908 if User.blocks?(reading_user, user) do
912 |> Map.put("blocking_user", reading_user)
913 |> Map.put("muting_user", reading_user)
917 user_activities_recipients(%{
918 "godmode" => params["godmode"],
919 "reading_user" => reading_user
922 fetch_activities(recipients, params)
926 def fetch_statuses(reading_user, params) do
929 |> Map.put("type", ["Create", "Announce"])
932 user_activities_recipients(%{
933 "godmode" => params["godmode"],
934 "reading_user" => reading_user
937 fetch_activities(recipients, params, :offset)
941 defp user_activities_recipients(%{"godmode" => true}) do
945 defp user_activities_recipients(%{"reading_user" => reading_user}) do
947 [Constants.as_public()] ++ [reading_user.ap_id | User.following(reading_user)]
949 [Constants.as_public()]
953 defp restrict_since(query, %{"since_id" => ""}), do: query
955 defp restrict_since(query, %{"since_id" => since_id}) do
956 from(activity in query, where: activity.id > ^since_id)
959 defp restrict_since(query, _), do: query
961 defp restrict_tag_reject(_query, %{"tag_reject" => _tag_reject, "skip_preload" => true}) do
962 raise "Can't use the child object without preloading!"
965 defp restrict_tag_reject(query, %{"tag_reject" => tag_reject})
966 when is_list(tag_reject) and tag_reject != [] do
968 [_activity, object] in query,
969 where: fragment("not (?)->'tag' \\?| (?)", object.data, ^tag_reject)
973 defp restrict_tag_reject(query, _), do: query
975 defp restrict_tag_all(_query, %{"tag_all" => _tag_all, "skip_preload" => true}) do
976 raise "Can't use the child object without preloading!"
979 defp restrict_tag_all(query, %{"tag_all" => tag_all})
980 when is_list(tag_all) and tag_all != [] do
982 [_activity, object] in query,
983 where: fragment("(?)->'tag' \\?& (?)", object.data, ^tag_all)
987 defp restrict_tag_all(query, _), do: query
989 defp restrict_tag(_query, %{"tag" => _tag, "skip_preload" => true}) do
990 raise "Can't use the child object without preloading!"
993 defp restrict_tag(query, %{"tag" => tag}) when is_list(tag) do
995 [_activity, object] in query,
996 where: fragment("(?)->'tag' \\?| (?)", object.data, ^tag)
1000 defp restrict_tag(query, %{"tag" => tag}) when is_binary(tag) do
1002 [_activity, object] in query,
1003 where: fragment("(?)->'tag' \\? (?)", object.data, ^tag)
1007 defp restrict_tag(query, _), do: query
1009 defp restrict_recipients(query, [], _user), do: query
1011 defp restrict_recipients(query, recipients, nil) do
1012 from(activity in query, where: fragment("? && ?", ^recipients, activity.recipients))
1015 defp restrict_recipients(query, recipients, user) do
1018 where: fragment("? && ?", ^recipients, activity.recipients),
1019 or_where: activity.actor == ^user.ap_id
1023 defp restrict_local(query, %{"local_only" => true}) do
1024 from(activity in query, where: activity.local == true)
1027 defp restrict_local(query, _), do: query
1029 defp restrict_actor(query, %{"actor_id" => actor_id}) do
1030 from(activity in query, where: activity.actor == ^actor_id)
1033 defp restrict_actor(query, _), do: query
1035 defp restrict_type(query, %{"type" => type}) when is_binary(type) do
1036 from(activity in query, where: fragment("?->>'type' = ?", activity.data, ^type))
1039 defp restrict_type(query, %{"type" => type}) do
1040 from(activity in query, where: fragment("?->>'type' = ANY(?)", activity.data, ^type))
1043 defp restrict_type(query, _), do: query
1045 defp restrict_state(query, %{"state" => state}) do
1046 from(activity in query, where: fragment("?->>'state' = ?", activity.data, ^state))
1049 defp restrict_state(query, _), do: query
1051 defp restrict_favorited_by(query, %{"favorited_by" => ap_id}) do
1053 [_activity, object] in query,
1054 where: fragment("(?)->'likes' \\? (?)", object.data, ^ap_id)
1058 defp restrict_favorited_by(query, _), do: query
1060 defp restrict_media(_query, %{"only_media" => _val, "skip_preload" => true}) do
1061 raise "Can't use the child object without preloading!"
1064 defp restrict_media(query, %{"only_media" => val}) when val == "true" or val == "1" do
1066 [_activity, object] in query,
1067 where: fragment("not (?)->'attachment' = (?)", object.data, ^[])
1071 defp restrict_media(query, _), do: query
1073 defp restrict_replies(query, %{"exclude_replies" => val}) when val == "true" or val == "1" do
1075 [_activity, object] in query,
1076 where: fragment("?->>'inReplyTo' is null", object.data)
1080 defp restrict_replies(query, _), do: query
1082 defp restrict_reblogs(query, %{"exclude_reblogs" => val}) when val == "true" or val == "1" do
1083 from(activity in query, where: fragment("?->>'type' != 'Announce'", activity.data))
1086 defp restrict_reblogs(query, _), do: query
1088 defp restrict_muted(query, %{"with_muted" => val}) when val in [true, "true", "1"], do: query
1090 defp restrict_muted(query, %{"muting_user" => %User{} = user} = opts) do
1091 mutes = opts["muted_users_ap_ids"] || User.muted_users_ap_ids(user)
1094 from([activity] in query,
1095 where: fragment("not (? = ANY(?))", activity.actor, ^mutes),
1096 where: fragment("not (?->'to' \\?| ?)", activity.data, ^mutes)
1099 unless opts["skip_preload"] do
1100 from([thread_mute: tm] in query, where: is_nil(tm.user_id))
1106 defp restrict_muted(query, _), do: query
1108 defp restrict_blocked(query, %{"blocking_user" => %User{} = user} = opts) do
1109 blocked_ap_ids = opts["blocked_users_ap_ids"] || User.blocked_users_ap_ids(user)
1110 domain_blocks = user.domain_blocks || []
1112 following_ap_ids = User.get_friends_ap_ids(user)
1115 if has_named_binding?(query, :object), do: query, else: Activity.with_joined_object(query)
1118 [activity, object: o] in query,
1119 where: fragment("not (? = ANY(?))", activity.actor, ^blocked_ap_ids),
1120 where: fragment("not (? && ?)", activity.recipients, ^blocked_ap_ids),
1123 "not (?->>'type' = 'Announce' and ?->'to' \\?| ?)",
1130 "(not (split_part(?, '/', 3) = ANY(?))) or ? = ANY(?)",
1138 "(not (split_part(?->>'actor', '/', 3) = ANY(?))) or (?->>'actor') = ANY(?)",
1147 defp restrict_blocked(query, _), do: query
1149 defp restrict_unlisted(query) do
1154 "not (coalesce(?->'cc', '{}'::jsonb) \\?| ?)",
1156 ^[Constants.as_public()]
1161 defp restrict_pinned(query, %{"pinned" => "true", "pinned_activity_ids" => ids}) do
1162 from(activity in query, where: activity.id in ^ids)
1165 defp restrict_pinned(query, _), do: query
1167 defp restrict_muted_reblogs(query, %{"muting_user" => %User{} = user} = opts) do
1168 muted_reblogs = opts["reblog_muted_users_ap_ids"] || User.reblog_muted_users_ap_ids(user)
1174 "not ( ?->>'type' = 'Announce' and ? = ANY(?))",
1182 defp restrict_muted_reblogs(query, _), do: query
1184 defp restrict_instance(query, %{"instance" => instance}) do
1189 where: fragment("? LIKE ?", u.nickname, ^"%@#{instance}")
1193 from(activity in query, where: activity.actor in ^users)
1196 defp restrict_instance(query, _), do: query
1198 defp exclude_poll_votes(query, %{"include_poll_votes" => true}), do: query
1200 defp exclude_poll_votes(query, _) do
1201 if has_named_binding?(query, :object) do
1202 from([activity, object: o] in query,
1203 where: fragment("not(?->>'type' = ?)", o.data, "Answer")
1210 defp exclude_id(query, %{"exclude_id" => id}) when is_binary(id) do
1211 from(activity in query, where: activity.id != ^id)
1214 defp exclude_id(query, _), do: query
1216 defp maybe_preload_objects(query, %{"skip_preload" => true}), do: query
1218 defp maybe_preload_objects(query, _) do
1220 |> Activity.with_preloaded_object()
1223 defp maybe_preload_bookmarks(query, %{"skip_preload" => true}), do: query
1225 defp maybe_preload_bookmarks(query, opts) do
1227 |> Activity.with_preloaded_bookmark(opts["user"])
1230 defp maybe_preload_report_notes(query, %{"preload_report_notes" => true}) do
1232 |> Activity.with_preloaded_report_notes()
1235 defp maybe_preload_report_notes(query, _), do: query
1237 defp maybe_set_thread_muted_field(query, %{"skip_preload" => true}), do: query
1239 defp maybe_set_thread_muted_field(query, opts) do
1241 |> Activity.with_set_thread_muted_field(opts["muting_user"] || opts["user"])
1244 defp maybe_order(query, %{order: :desc}) do
1246 |> order_by(desc: :id)
1249 defp maybe_order(query, %{order: :asc}) do
1251 |> order_by(asc: :id)
1254 defp maybe_order(query, _), do: query
1256 defp fetch_activities_query_ap_ids_ops(opts) do
1257 source_user = opts["muting_user"]
1258 ap_id_relationships = if source_user, do: [:mute, :reblog_mute], else: []
1260 ap_id_relationships =
1261 ap_id_relationships ++
1262 if opts["blocking_user"] && opts["blocking_user"] == source_user do
1268 preloaded_ap_ids = User.outgoing_relationships_ap_ids(source_user, ap_id_relationships)
1270 restrict_blocked_opts = Map.merge(%{"blocked_users_ap_ids" => preloaded_ap_ids[:block]}, opts)
1271 restrict_muted_opts = Map.merge(%{"muted_users_ap_ids" => preloaded_ap_ids[:mute]}, opts)
1273 restrict_muted_reblogs_opts =
1274 Map.merge(%{"reblog_muted_users_ap_ids" => preloaded_ap_ids[:reblog_mute]}, opts)
1276 {restrict_blocked_opts, restrict_muted_opts, restrict_muted_reblogs_opts}
1279 def fetch_activities_query(recipients, opts \\ %{}) do
1280 {restrict_blocked_opts, restrict_muted_opts, restrict_muted_reblogs_opts} =
1281 fetch_activities_query_ap_ids_ops(opts)
1284 skip_thread_containment: Config.get([:instance, :skip_thread_containment])
1288 |> maybe_preload_objects(opts)
1289 |> maybe_preload_bookmarks(opts)
1290 |> maybe_preload_report_notes(opts)
1291 |> maybe_set_thread_muted_field(opts)
1292 |> maybe_order(opts)
1293 |> restrict_recipients(recipients, opts["user"])
1294 |> restrict_tag(opts)
1295 |> restrict_tag_reject(opts)
1296 |> restrict_tag_all(opts)
1297 |> restrict_since(opts)
1298 |> restrict_local(opts)
1299 |> restrict_actor(opts)
1300 |> restrict_type(opts)
1301 |> restrict_state(opts)
1302 |> restrict_favorited_by(opts)
1303 |> restrict_blocked(restrict_blocked_opts)
1304 |> restrict_muted(restrict_muted_opts)
1305 |> restrict_media(opts)
1306 |> restrict_visibility(opts)
1307 |> restrict_thread_visibility(opts, config)
1308 |> restrict_replies(opts)
1309 |> restrict_reblogs(opts)
1310 |> restrict_pinned(opts)
1311 |> restrict_muted_reblogs(restrict_muted_reblogs_opts)
1312 |> restrict_instance(opts)
1313 |> Activity.restrict_deactivated_users()
1314 |> exclude_poll_votes(opts)
1315 |> exclude_visibility(opts)
1318 def fetch_activities(recipients, opts \\ %{}, pagination \\ :keyset) do
1319 list_memberships = Pleroma.List.memberships(opts["user"])
1321 fetch_activities_query(recipients ++ list_memberships, opts)
1322 |> Pagination.fetch_paginated(opts, pagination)
1324 |> maybe_update_cc(list_memberships, opts["user"])
1328 Fetch favorites activities of user with order by sort adds to favorites
1330 @spec fetch_favourites(User.t(), map(), Pagination.type()) :: list(Activity.t())
1331 def fetch_favourites(user, params \\ %{}, pagination \\ :keyset) do
1333 |> Activity.Queries.by_actor()
1334 |> Activity.Queries.by_type("Like")
1335 |> Activity.with_joined_object()
1336 |> Object.with_joined_activity()
1337 |> select([_like, object, activity], %{activity | object: object})
1338 |> order_by([like, _, _], desc: like.id)
1339 |> Pagination.fetch_paginated(
1340 Map.merge(params, %{"skip_order" => true}),
1346 defp maybe_update_cc(activities, list_memberships, %User{ap_id: user_ap_id})
1347 when is_list(list_memberships) and length(list_memberships) > 0 do
1348 Enum.map(activities, fn
1349 %{data: %{"bcc" => bcc}} = activity when is_list(bcc) and length(bcc) > 0 ->
1350 if Enum.any?(bcc, &(&1 in list_memberships)) do
1351 update_in(activity.data["cc"], &[user_ap_id | &1])
1361 defp maybe_update_cc(activities, _, _), do: activities
1363 def fetch_activities_bounded_query(query, recipients, recipients_with_public) do
1364 from(activity in query,
1366 fragment("? && ?", activity.recipients, ^recipients) or
1367 (fragment("? && ?", activity.recipients, ^recipients_with_public) and
1368 ^Constants.as_public() in activity.recipients)
1372 def fetch_activities_bounded(
1374 recipients_with_public,
1376 pagination \\ :keyset
1378 fetch_activities_query([], opts)
1379 |> fetch_activities_bounded_query(recipients, recipients_with_public)
1380 |> Pagination.fetch_paginated(opts, pagination)
1384 @spec upload(Upload.source(), keyword()) :: {:ok, Object.t()} | {:error, any()}
1385 def upload(file, opts \\ []) do
1386 with {:ok, data} <- Upload.store(file, opts) do
1389 Map.put(data, "actor", opts[:actor])
1394 Repo.insert(%Object{data: obj_data})
1398 @spec get_actor_url(any()) :: binary() | nil
1399 defp get_actor_url(url) when is_binary(url), do: url
1400 defp get_actor_url(%{"href" => href}) when is_binary(href), do: href
1402 defp get_actor_url(url) when is_list(url) do
1408 defp get_actor_url(_url), do: nil
1410 defp object_to_user_data(data) do
1412 data["icon"]["url"] &&
1415 "url" => [%{"href" => data["icon"]["url"]}]
1419 data["image"]["url"] &&
1422 "url" => [%{"href" => data["image"]["url"]}]
1427 |> Map.get("attachment", [])
1428 |> Enum.filter(fn %{"type" => t} -> t == "PropertyValue" end)
1429 |> Enum.map(fn fields -> Map.take(fields, ["name", "value"]) end)
1433 |> Map.get("tag", [])
1435 %{"type" => "Emoji"} -> true
1438 |> Enum.reduce(%{}, fn %{"icon" => %{"url" => url}, "name" => name}, acc ->
1439 Map.put(acc, String.trim(name, ":"), url)
1442 locked = data["manuallyApprovesFollowers"] || false
1443 data = Transmogrifier.maybe_fix_user_object(data)
1444 discoverable = data["discoverable"] || false
1445 invisible = data["invisible"] || false
1446 actor_type = data["type"] || "Person"
1449 if is_map(data["publicKey"]) && is_binary(data["publicKey"]["publicKeyPem"]) do
1450 data["publicKey"]["publicKeyPem"]
1456 if is_map(data["endpoints"]) && is_binary(data["endpoints"]["sharedInbox"]) do
1457 data["endpoints"]["sharedInbox"]
1464 uri: get_actor_url(data["url"]),
1470 discoverable: discoverable,
1471 invisible: invisible,
1474 follower_address: data["followers"],
1475 following_address: data["following"],
1476 bio: data["summary"],
1477 actor_type: actor_type,
1478 also_known_as: Map.get(data, "alsoKnownAs", []),
1479 public_key: public_key,
1480 inbox: data["inbox"],
1481 shared_inbox: shared_inbox
1484 # nickname can be nil because of virtual actors
1486 if data["preferredUsername"] do
1490 "#{data["preferredUsername"]}@#{URI.parse(data["id"]).host}"
1493 Map.put(user_data, :nickname, nil)
1499 def fetch_follow_information_for_user(user) do
1500 with {:ok, following_data} <-
1501 Fetcher.fetch_and_contain_remote_object_from_id(user.following_address),
1502 {:ok, hide_follows} <- collection_private(following_data),
1503 {:ok, followers_data} <-
1504 Fetcher.fetch_and_contain_remote_object_from_id(user.follower_address),
1505 {:ok, hide_followers} <- collection_private(followers_data) do
1508 hide_follows: hide_follows,
1509 follower_count: normalize_counter(followers_data["totalItems"]),
1510 following_count: normalize_counter(following_data["totalItems"]),
1511 hide_followers: hide_followers
1514 {:error, _} = e -> e
1519 defp normalize_counter(counter) when is_integer(counter), do: counter
1520 defp normalize_counter(_), do: 0
1522 defp maybe_update_follow_information(data) do
1523 with {:enabled, true} <- {:enabled, Config.get([:instance, :external_user_synchronization])},
1524 {:ok, info} <- fetch_follow_information_for_user(data) do
1525 info = Map.merge(data[:info] || %{}, info)
1526 Map.put(data, :info, info)
1528 {:enabled, false} ->
1533 "Follower/Following counter update for #{data.ap_id} failed.\n" <> inspect(e)
1540 defp collection_private(%{"first" => %{"type" => type}})
1541 when type in ["CollectionPage", "OrderedCollectionPage"],
1544 defp collection_private(%{"first" => first}) do
1545 with {:ok, %{"type" => type}} when type in ["CollectionPage", "OrderedCollectionPage"] <-
1546 Fetcher.fetch_and_contain_remote_object_from_id(first) do
1549 {:error, {:ok, %{status: code}}} when code in [401, 403] -> {:ok, true}
1550 {:error, _} = e -> e
1555 defp collection_private(_data), do: {:ok, true}
1557 def user_data_from_user_object(data) do
1558 with {:ok, data} <- MRF.filter(data),
1559 {:ok, data} <- object_to_user_data(data) do
1566 def fetch_and_prepare_user_from_ap_id(ap_id) do
1567 with {:ok, data} <- Fetcher.fetch_and_contain_remote_object_from_id(ap_id),
1568 {:ok, data} <- user_data_from_user_object(data),
1569 data <- maybe_update_follow_information(data) do
1572 {:error, "Object has been deleted"} = e ->
1573 Logger.debug("Could not decode user at fetch #{ap_id}, #{inspect(e)}")
1577 Logger.error("Could not decode user at fetch #{ap_id}, #{inspect(e)}")
1582 def make_user_from_ap_id(ap_id) do
1583 user = User.get_cached_by_ap_id(ap_id)
1585 if user && !User.ap_enabled?(user) do
1586 Transmogrifier.upgrade_user_from_ap_id(ap_id)
1588 with {:ok, data} <- fetch_and_prepare_user_from_ap_id(ap_id) do
1591 |> User.remote_user_changeset(data)
1592 |> User.update_and_set_cache()
1595 |> User.remote_user_changeset()
1605 def make_user_from_nickname(nickname) do
1606 with {:ok, %{"ap_id" => ap_id}} when not is_nil(ap_id) <- WebFinger.finger(nickname) do
1607 make_user_from_ap_id(ap_id)
1609 _e -> {:error, "No AP id in WebFinger"}
1613 # filter out broken threads
1614 def contain_broken_threads(%Activity{} = activity, %User{} = user) do
1615 entire_thread_visible_for_user?(activity, user)
1618 # do post-processing on a specific activity
1619 def contain_activity(%Activity{} = activity, %User{} = user) do
1620 contain_broken_threads(activity, user)
1623 def fetch_direct_messages_query do
1625 |> restrict_type(%{"type" => "Create"})
1626 |> restrict_visibility(%{visibility: "direct"})
1627 |> order_by([activity], asc: activity.id)