1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Web.ActivityPub.ActivityPub do
7 alias Pleroma.Conversation
8 alias Pleroma.Notification
10 alias Pleroma.Object.Fetcher
11 alias Pleroma.Pagination
15 alias Pleroma.Web.ActivityPub.MRF
16 alias Pleroma.Web.ActivityPub.Transmogrifier
17 alias Pleroma.Web.WebFinger
20 import Pleroma.Web.ActivityPub.Utils
21 import Pleroma.Web.ActivityPub.Visibility
25 # For Announce activities, we filter the recipients based on following status for any actors
26 # that match actual users. See issue #164 for more information about why this is necessary.
27 defp get_recipients(%{"type" => "Announce"} = data) do
28 to = Map.get(data, "to", [])
29 cc = Map.get(data, "cc", [])
30 bcc = Map.get(data, "bcc", [])
31 actor = User.get_cached_by_ap_id(data["actor"])
34 Enum.filter(Enum.concat([to, cc, bcc]), fn recipient ->
35 case User.get_cached_by_ap_id(recipient) do
37 user -> User.following?(user, actor)
44 defp get_recipients(%{"type" => "Create"} = data) do
45 to = Map.get(data, "to", [])
46 cc = Map.get(data, "cc", [])
47 bcc = Map.get(data, "bcc", [])
48 actor = Map.get(data, "actor", [])
49 recipients = [to, cc, bcc, [actor]] |> Enum.concat() |> Enum.uniq()
53 defp get_recipients(data) do
54 to = Map.get(data, "to", [])
55 cc = Map.get(data, "cc", [])
56 bcc = Map.get(data, "bcc", [])
57 recipients = Enum.concat([to, cc, bcc])
61 defp check_actor_is_active(actor) do
62 if not is_nil(actor) do
63 with user <- User.get_cached_by_ap_id(actor),
64 false <- user.info.deactivated do
74 defp check_remote_limit(%{"object" => %{"content" => content}}) when not is_nil(content) do
75 limit = Pleroma.Config.get([:instance, :remote_limit])
76 String.length(content) <= limit
79 defp check_remote_limit(_), do: true
81 def increase_note_count_if_public(actor, object) do
82 if is_public?(object), do: User.increase_note_count(actor), else: {:ok, actor}
85 def decrease_note_count_if_public(actor, object) do
86 if is_public?(object), do: User.decrease_note_count(actor), else: {:ok, actor}
89 def increase_replies_count_if_reply(%{
90 "object" => %{"inReplyTo" => reply_ap_id} = object,
93 if is_public?(object) do
94 Object.increase_replies_count(reply_ap_id)
98 def increase_replies_count_if_reply(_create_data), do: :noop
100 def decrease_replies_count_if_reply(%Object{
101 data: %{"inReplyTo" => reply_ap_id} = object
103 if is_public?(object) do
104 Object.decrease_replies_count(reply_ap_id)
108 def decrease_replies_count_if_reply(_object), do: :noop
110 def insert(map, local \\ true, fake \\ false) when is_map(map) do
111 with nil <- Activity.normalize(map),
112 map <- lazy_put_activity_defaults(map, fake),
113 :ok <- check_actor_is_active(map["actor"]),
114 {_, true} <- {:remote_limit_error, check_remote_limit(map)},
115 {:ok, map} <- MRF.filter(map),
116 {recipients, _, _} = get_recipients(map),
117 {:fake, false, map, recipients} <- {:fake, fake, map, recipients},
118 {:ok, map, object} <- insert_full_object(map) do
120 Repo.insert(%Activity{
124 recipients: recipients
127 # Splice in the child object if we have one.
129 if !is_nil(object) do
130 Map.put(activity, :object, object)
135 PleromaJobQueue.enqueue(:background, Pleroma.Web.RichMedia.Helpers, [:fetch, activity])
137 Notification.create_notifications(activity)
141 |> Conversation.create_or_bump_for()
142 |> get_participations()
145 stream_out_participations(participations)
148 %Activity{} = activity ->
151 {:fake, true, map, recipients} ->
152 activity = %Activity{
156 recipients: recipients,
160 Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
168 defp get_participations({:ok, %{participations: participations}}), do: participations
169 defp get_participations(_), do: []
171 def stream_out_participations(participations) do
174 |> Repo.preload(:user)
176 Enum.each(participations, fn participation ->
177 Pleroma.Web.Streamer.stream("participation", participation)
181 def stream_out(activity) do
182 public = "https://www.w3.org/ns/activitystreams#Public"
184 if activity.data["type"] in ["Create", "Announce", "Delete"] do
185 Pleroma.Web.Streamer.stream("user", activity)
186 Pleroma.Web.Streamer.stream("list", activity)
188 if Enum.member?(activity.data["to"], public) do
189 Pleroma.Web.Streamer.stream("public", activity)
192 Pleroma.Web.Streamer.stream("public:local", activity)
195 if activity.data["type"] in ["Create"] do
196 object = Object.normalize(activity)
199 |> Map.get("tag", [])
200 |> Enum.filter(fn tag -> is_bitstring(tag) end)
201 |> Enum.each(fn tag -> Pleroma.Web.Streamer.stream("hashtag:" <> tag, activity) end)
203 if object.data["attachment"] != [] do
204 Pleroma.Web.Streamer.stream("public:media", activity)
207 Pleroma.Web.Streamer.stream("public:local:media", activity)
212 # TODO: Write test, replace with visibility test
213 if !Enum.member?(activity.data["cc"] || [], public) &&
216 User.get_cached_by_ap_id(activity.data["actor"]).follower_address
218 do: Pleroma.Web.Streamer.stream("direct", activity)
223 def create(%{to: to, actor: actor, context: context, object: object} = params, fake \\ false) do
224 additional = params[:additional] || %{}
225 # only accept false as false value
226 local = !(params[:local] == false)
227 published = params[:published]
231 %{to: to, actor: actor, published: published, context: context, object: object},
234 {:ok, activity} <- insert(create_data, local, fake),
235 {:fake, false, activity} <- {:fake, fake, activity},
236 _ <- increase_replies_count_if_reply(create_data),
237 # Changing note count prior to enqueuing federation task in order to avoid
238 # race conditions on updating user.info
239 {:ok, _actor} <- increase_note_count_if_public(actor, activity),
240 :ok <- maybe_federate(activity) do
243 {:fake, true, activity} ->
248 def accept(%{to: to, actor: actor, object: object} = params) do
249 # only accept false as false value
250 local = !(params[:local] == false)
252 with data <- %{"to" => to, "type" => "Accept", "actor" => actor.ap_id, "object" => object},
253 {:ok, activity} <- insert(data, local),
254 :ok <- maybe_federate(activity) do
259 def reject(%{to: to, actor: actor, object: object} = params) do
260 # only accept false as false value
261 local = !(params[:local] == false)
263 with data <- %{"to" => to, "type" => "Reject", "actor" => actor.ap_id, "object" => object},
264 {:ok, activity} <- insert(data, local),
265 :ok <- maybe_federate(activity) do
270 def update(%{to: to, cc: cc, actor: actor, object: object} = params) do
271 # only accept false as false value
272 local = !(params[:local] == false)
281 {:ok, activity} <- insert(data, local),
282 :ok <- maybe_federate(activity) do
287 # TODO: This is weird, maybe we shouldn't check here if we can make the activity.
289 %User{ap_id: ap_id} = user,
290 %Object{data: %{"id" => _}} = object,
294 with nil <- get_existing_like(ap_id, object),
295 like_data <- make_like_data(user, object, activity_id),
296 {:ok, activity} <- insert(like_data, local),
297 {:ok, object} <- add_like_to_object(activity, object),
298 :ok <- maybe_federate(activity) do
299 {:ok, activity, object}
301 %Activity{} = activity -> {:ok, activity, object}
302 error -> {:error, error}
312 with %Activity{} = like_activity <- get_existing_like(actor.ap_id, object),
313 unlike_data <- make_unlike_data(actor, like_activity, activity_id),
314 {:ok, unlike_activity} <- insert(unlike_data, local),
315 {:ok, _activity} <- Repo.delete(like_activity),
316 {:ok, object} <- remove_like_from_object(like_activity, object),
317 :ok <- maybe_federate(unlike_activity) do
318 {:ok, unlike_activity, like_activity, object}
325 %User{ap_id: _} = user,
326 %Object{data: %{"id" => _}} = object,
331 with true <- is_public?(object),
332 announce_data <- make_announce_data(user, object, activity_id, public),
333 {:ok, activity} <- insert(announce_data, local),
334 {:ok, object} <- add_announce_to_object(activity, object),
335 :ok <- maybe_federate(activity) do
336 {:ok, activity, object}
338 error -> {:error, error}
348 with %Activity{} = announce_activity <- get_existing_announce(actor.ap_id, object),
349 unannounce_data <- make_unannounce_data(actor, announce_activity, activity_id),
350 {:ok, unannounce_activity} <- insert(unannounce_data, local),
351 :ok <- maybe_federate(unannounce_activity),
352 {:ok, _activity} <- Repo.delete(announce_activity),
353 {:ok, object} <- remove_announce_from_object(announce_activity, object) do
354 {:ok, unannounce_activity, object}
360 def follow(follower, followed, activity_id \\ nil, local \\ true) do
361 with data <- make_follow_data(follower, followed, activity_id),
362 {:ok, activity} <- insert(data, local),
363 :ok <- maybe_federate(activity) do
368 def unfollow(follower, followed, activity_id \\ nil, local \\ true) do
369 with %Activity{} = follow_activity <- fetch_latest_follow(follower, followed),
370 {:ok, follow_activity} <- update_follow_state(follow_activity, "cancelled"),
371 unfollow_data <- make_unfollow_data(follower, followed, follow_activity, activity_id),
372 {:ok, activity} <- insert(unfollow_data, local),
373 :ok <- maybe_federate(activity) do
378 def delete(%Object{data: %{"id" => id, "actor" => actor}} = object, local \\ true) do
379 user = User.get_cached_by_ap_id(actor)
380 to = (object.data["to"] || []) ++ (object.data["cc"] || [])
382 with {:ok, object, activity} <- Object.delete(object),
388 "deleted_activity_id" => activity && activity.id
390 {:ok, activity} <- insert(data, local),
391 _ <- decrease_replies_count_if_reply(object),
392 # Changing note count prior to enqueuing federation task in order to avoid
393 # race conditions on updating user.info
394 {:ok, _actor} <- decrease_note_count_if_public(user, object),
395 :ok <- maybe_federate(activity) do
400 def block(blocker, blocked, activity_id \\ nil, local \\ true) do
401 ap_config = Application.get_env(:pleroma, :activitypub)
402 unfollow_blocked = Keyword.get(ap_config, :unfollow_blocked)
403 outgoing_blocks = Keyword.get(ap_config, :outgoing_blocks)
405 with true <- unfollow_blocked do
406 follow_activity = fetch_latest_follow(blocker, blocked)
408 if follow_activity do
409 unfollow(blocker, blocked, nil, local)
413 with true <- outgoing_blocks,
414 block_data <- make_block_data(blocker, blocked, activity_id),
415 {:ok, activity} <- insert(block_data, local),
416 :ok <- maybe_federate(activity) do
423 def unblock(blocker, blocked, activity_id \\ nil, local \\ true) do
424 with %Activity{} = block_activity <- fetch_latest_block(blocker, blocked),
425 unblock_data <- make_unblock_data(blocker, blocked, block_activity, activity_id),
426 {:ok, activity} <- insert(unblock_data, local),
427 :ok <- maybe_federate(activity) do
441 # only accept false as false value
442 local = !(params[:local] == false)
443 forward = !(params[:forward] == false)
445 additional = params[:additional] || %{}
457 Map.merge(additional, %{"to" => [], "cc" => [account.ap_id]})
459 Map.merge(additional, %{"to" => [], "cc" => []})
462 with flag_data <- make_flag_data(params, additional),
463 {:ok, activity} <- insert(flag_data, local),
464 :ok <- maybe_federate(activity) do
465 Enum.each(User.all_superusers(), fn superuser ->
467 |> Pleroma.Emails.AdminEmail.report(actor, account, statuses, content)
468 |> Pleroma.Emails.Mailer.deliver_async()
475 defp fetch_activities_for_context_query(context, opts) do
476 public = ["https://www.w3.org/ns/activitystreams#Public"]
479 if opts["user"], do: [opts["user"].ap_id | opts["user"].following] ++ public, else: public
481 from(activity in Activity)
482 |> restrict_blocked(opts)
483 |> restrict_recipients(recipients, opts["user"])
487 "?->>'type' = ? and ?->>'context' = ?",
494 |> order_by([activity], desc: activity.id)
497 @spec fetch_activities_for_context(String.t(), keyword() | map()) :: [Activity.t()]
498 def fetch_activities_for_context(context, opts \\ %{}) do
500 |> fetch_activities_for_context_query(opts)
501 |> Activity.with_preloaded_object()
505 @spec fetch_latest_activity_id_for_context(String.t(), keyword() | map()) ::
506 Pleroma.FlakeId.t() | nil
507 def fetch_latest_activity_id_for_context(context, opts \\ %{}) do
509 |> fetch_activities_for_context_query(opts)
515 def fetch_public_activities(opts \\ %{}) do
516 q = fetch_activities_query(["https://www.w3.org/ns/activitystreams#Public"], opts)
519 |> restrict_unlisted()
520 |> Pagination.fetch_paginated(opts)
524 @valid_visibilities ~w[direct unlisted public private]
526 defp restrict_visibility(query, %{visibility: visibility})
527 when is_list(visibility) do
528 if Enum.all?(visibility, &(&1 in @valid_visibilities)) do
534 "activity_visibility(?, ?, ?) = ANY (?)",
544 Logger.error("Could not restrict visibility to #{visibility}")
548 defp restrict_visibility(query, %{visibility: visibility})
549 when visibility in @valid_visibilities do
554 fragment("activity_visibility(?, ?, ?) = ?", a.actor, a.recipients, a.data, ^visibility)
560 defp restrict_visibility(_query, %{visibility: visibility})
561 when visibility not in @valid_visibilities do
562 Logger.error("Could not restrict visibility to #{visibility}")
565 defp restrict_visibility(query, _visibility), do: query
567 defp restrict_thread_visibility(query, %{"user" => %User{ap_id: ap_id}}) do
571 where: fragment("thread_visibility(?, (?)->>'id') = true", ^ap_id, a.data)
577 defp restrict_thread_visibility(query, _), do: query
579 def fetch_user_activities(user, reading_user, params \\ %{}) do
582 |> Map.put("type", ["Create", "Announce"])
583 |> Map.put("actor_id", user.ap_id)
584 |> Map.put("whole_db", true)
585 |> Map.put("pinned_activity_ids", user.info.pinned_activities)
589 ["https://www.w3.org/ns/activitystreams#Public"] ++
590 [reading_user.ap_id | reading_user.following]
592 ["https://www.w3.org/ns/activitystreams#Public"]
595 fetch_activities(recipients, params)
599 defp restrict_since(query, %{"since_id" => ""}), do: query
601 defp restrict_since(query, %{"since_id" => since_id}) do
602 from(activity in query, where: activity.id > ^since_id)
605 defp restrict_since(query, _), do: query
607 defp restrict_tag_reject(_query, %{"tag_reject" => _tag_reject, "skip_preload" => true}) do
608 raise "Can't use the child object without preloading!"
611 defp restrict_tag_reject(query, %{"tag_reject" => tag_reject})
612 when is_list(tag_reject) and tag_reject != [] do
614 [_activity, object] in query,
615 where: fragment("not (?)->'tag' \\?| (?)", object.data, ^tag_reject)
619 defp restrict_tag_reject(query, _), do: query
621 defp restrict_tag_all(_query, %{"tag_all" => _tag_all, "skip_preload" => true}) do
622 raise "Can't use the child object without preloading!"
625 defp restrict_tag_all(query, %{"tag_all" => tag_all})
626 when is_list(tag_all) and tag_all != [] do
628 [_activity, object] in query,
629 where: fragment("(?)->'tag' \\?& (?)", object.data, ^tag_all)
633 defp restrict_tag_all(query, _), do: query
635 defp restrict_tag(_query, %{"tag" => _tag, "skip_preload" => true}) do
636 raise "Can't use the child object without preloading!"
639 defp restrict_tag(query, %{"tag" => tag}) when is_list(tag) do
641 [_activity, object] in query,
642 where: fragment("(?)->'tag' \\?| (?)", object.data, ^tag)
646 defp restrict_tag(query, %{"tag" => tag}) when is_binary(tag) do
648 [_activity, object] in query,
649 where: fragment("(?)->'tag' \\? (?)", object.data, ^tag)
653 defp restrict_tag(query, _), do: query
655 defp restrict_to_cc(query, recipients_to, recipients_cc) do
660 "(?->'to' \\?| ?) or (?->'cc' \\?| ?)",
669 defp restrict_recipients(query, [], _user), do: query
671 defp restrict_recipients(query, recipients, nil) do
672 from(activity in query, where: fragment("? && ?", ^recipients, activity.recipients))
675 defp restrict_recipients(query, recipients, user) do
678 where: fragment("? && ?", ^recipients, activity.recipients),
679 or_where: activity.actor == ^user.ap_id
683 defp restrict_local(query, %{"local_only" => true}) do
684 from(activity in query, where: activity.local == true)
687 defp restrict_local(query, _), do: query
689 defp restrict_actor(query, %{"actor_id" => actor_id}) do
690 from(activity in query, where: activity.actor == ^actor_id)
693 defp restrict_actor(query, _), do: query
695 defp restrict_type(query, %{"type" => type}) when is_binary(type) do
696 from(activity in query, where: fragment("?->>'type' = ?", activity.data, ^type))
699 defp restrict_type(query, %{"type" => type}) do
700 from(activity in query, where: fragment("?->>'type' = ANY(?)", activity.data, ^type))
703 defp restrict_type(query, _), do: query
705 defp restrict_state(query, %{"state" => state}) do
706 from(activity in query, where: fragment("?->>'state' = ?", activity.data, ^state))
709 defp restrict_state(query, _), do: query
711 defp restrict_favorited_by(query, %{"favorited_by" => ap_id}) do
714 where: fragment(~s(? <@ (? #> '{"object","likes"}'\)), ^ap_id, activity.data)
718 defp restrict_favorited_by(query, _), do: query
720 defp restrict_media(_query, %{"only_media" => _val, "skip_preload" => true}) do
721 raise "Can't use the child object without preloading!"
724 defp restrict_media(query, %{"only_media" => val}) when val == "true" or val == "1" do
726 [_activity, object] in query,
727 where: fragment("not (?)->'attachment' = (?)", object.data, ^[])
731 defp restrict_media(query, _), do: query
733 defp restrict_replies(query, %{"exclude_replies" => val}) when val == "true" or val == "1" do
736 where: fragment("?->'object'->>'inReplyTo' is null", activity.data)
740 defp restrict_replies(query, _), do: query
742 defp restrict_reblogs(query, %{"exclude_reblogs" => val}) when val == "true" or val == "1" do
743 from(activity in query, where: fragment("?->>'type' != 'Announce'", activity.data))
746 defp restrict_reblogs(query, _), do: query
748 defp restrict_muted(query, %{"with_muted" => val}) when val in [true, "true", "1"], do: query
750 defp restrict_muted(query, %{"muting_user" => %User{info: info}}) do
755 where: fragment("not (? = ANY(?))", activity.actor, ^mutes),
756 where: fragment("not (?->'to' \\?| ?)", activity.data, ^mutes)
760 defp restrict_muted(query, _), do: query
762 defp restrict_blocked(query, %{"blocking_user" => %User{info: info}}) do
763 blocks = info.blocks || []
764 domain_blocks = info.domain_blocks || []
767 if has_named_binding?(query, :object), do: query, else: Activity.with_joined_object(query)
770 [activity, object: o] in query,
771 where: fragment("not (? = ANY(?))", activity.actor, ^blocks),
772 where: fragment("not (? && ?)", activity.recipients, ^blocks),
775 "not (?->>'type' = 'Announce' and ?->'to' \\?| ?)",
780 where: fragment("not (split_part(?, '/', 3) = ANY(?))", activity.actor, ^domain_blocks),
781 where: fragment("not (split_part(?->>'actor', '/', 3) = ANY(?))", o.data, ^domain_blocks)
785 defp restrict_blocked(query, _), do: query
787 defp restrict_unlisted(query) do
792 "not (coalesce(?->'cc', '{}'::jsonb) \\?| ?)",
794 ^["https://www.w3.org/ns/activitystreams#Public"]
799 defp restrict_pinned(query, %{"pinned" => "true", "pinned_activity_ids" => ids}) do
800 from(activity in query, where: activity.id in ^ids)
803 defp restrict_pinned(query, _), do: query
805 defp restrict_muted_reblogs(query, %{"muting_user" => %User{info: info}}) do
806 muted_reblogs = info.muted_reblogs || []
812 "not ( ?->>'type' = 'Announce' and ? = ANY(?))",
820 defp restrict_muted_reblogs(query, _), do: query
822 defp maybe_preload_objects(query, %{"skip_preload" => true}), do: query
824 defp maybe_preload_objects(query, _) do
826 |> Activity.with_preloaded_object()
829 defp maybe_preload_bookmarks(query, %{"skip_preload" => true}), do: query
831 defp maybe_preload_bookmarks(query, opts) do
833 |> Activity.with_preloaded_bookmark(opts["user"])
836 defp maybe_order(query, %{order: :desc}) do
838 |> order_by(desc: :id)
841 defp maybe_order(query, %{order: :asc}) do
843 |> order_by(asc: :id)
846 defp maybe_order(query, _), do: query
848 def fetch_activities_query(recipients, opts \\ %{}) do
850 |> maybe_preload_objects(opts)
851 |> maybe_preload_bookmarks(opts)
853 |> restrict_recipients(recipients, opts["user"])
854 |> restrict_tag(opts)
855 |> restrict_tag_reject(opts)
856 |> restrict_tag_all(opts)
857 |> restrict_since(opts)
858 |> restrict_local(opts)
859 |> restrict_actor(opts)
860 |> restrict_type(opts)
861 |> restrict_state(opts)
862 |> restrict_favorited_by(opts)
863 |> restrict_blocked(opts)
864 |> restrict_muted(opts)
865 |> restrict_media(opts)
866 |> restrict_visibility(opts)
867 |> restrict_thread_visibility(opts)
868 |> restrict_replies(opts)
869 |> restrict_reblogs(opts)
870 |> restrict_pinned(opts)
871 |> restrict_muted_reblogs(opts)
872 |> Activity.restrict_deactivated_users()
875 def fetch_activities(recipients, opts \\ %{}) do
876 list_memberships = Pleroma.List.memberships(opts["user"])
878 fetch_activities_query(recipients ++ list_memberships, opts)
879 |> Pagination.fetch_paginated(opts)
881 |> maybe_update_cc(list_memberships, opts["user"])
884 defp maybe_update_cc(activities, list_memberships, %User{ap_id: user_ap_id})
885 when is_list(list_memberships) and length(list_memberships) > 0 do
886 Enum.map(activities, fn
887 %{data: %{"bcc" => bcc}} = activity when is_list(bcc) and length(bcc) > 0 ->
888 if Enum.any?(bcc, &(&1 in list_memberships)) do
889 update_in(activity.data["cc"], &[user_ap_id | &1])
899 defp maybe_update_cc(activities, _, _), do: activities
901 def fetch_activities_bounded(recipients_to, recipients_cc, opts \\ %{}) do
902 fetch_activities_query([], opts)
903 |> restrict_to_cc(recipients_to, recipients_cc)
904 |> Pagination.fetch_paginated(opts)
908 def upload(file, opts \\ []) do
909 with {:ok, data} <- Upload.store(file, opts) do
912 Map.put(data, "actor", opts[:actor])
917 Repo.insert(%Object{data: obj_data})
921 def user_data_from_user_object(data) do
923 data["icon"]["url"] &&
926 "url" => [%{"href" => data["icon"]["url"]}]
930 data["image"]["url"] &&
933 "url" => [%{"href" => data["image"]["url"]}]
936 locked = data["manuallyApprovesFollowers"] || false
937 data = Transmogrifier.maybe_fix_user_object(data)
942 "ap_enabled" => true,
943 "source_data" => data,
949 follower_address: data["followers"],
953 # nickname can be nil because of virtual actors
955 if data["preferredUsername"] do
959 "#{data["preferredUsername"]}@#{URI.parse(data["id"]).host}"
962 Map.put(user_data, :nickname, nil)
968 def fetch_and_prepare_user_from_ap_id(ap_id) do
969 with {:ok, data} <- Fetcher.fetch_and_contain_remote_object_from_id(ap_id) do
970 user_data_from_user_object(data)
972 e -> Logger.error("Could not decode user at fetch #{ap_id}, #{inspect(e)}")
976 def make_user_from_ap_id(ap_id) do
977 if _user = User.get_cached_by_ap_id(ap_id) do
978 Transmogrifier.upgrade_user_from_ap_id(ap_id)
980 with {:ok, data} <- fetch_and_prepare_user_from_ap_id(ap_id) do
981 User.insert_or_update_user(data)
988 def make_user_from_nickname(nickname) do
989 with {:ok, %{"ap_id" => ap_id}} when not is_nil(ap_id) <- WebFinger.finger(nickname) do
990 make_user_from_ap_id(ap_id)
992 _e -> {:error, "No AP id in WebFinger"}
996 # filter out broken threads
997 def contain_broken_threads(%Activity{} = activity, %User{} = user) do
998 entire_thread_visible_for_user?(activity, user)
1001 # do post-processing on a specific activity
1002 def contain_activity(%Activity{} = activity, %User{} = user) do
1003 contain_broken_threads(activity, user)
1006 def fetch_direct_messages_query do
1008 |> restrict_type(%{"type" => "Create"})
1009 |> restrict_visibility(%{visibility: "direct"})
1010 |> order_by([activity], asc: activity.id)