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.Transmogrifier do
7 A module to handle coding from internal to wire ActivityPub and back.
11 alias Pleroma.Object.Containment
14 alias Pleroma.Web.ActivityPub.ActivityPub
15 alias Pleroma.Web.ActivityPub.Utils
16 alias Pleroma.Web.ActivityPub.Visibility
17 alias Pleroma.Web.Federator
18 alias Pleroma.Workers.TransmogrifierWorker
23 require Pleroma.Constants
26 Modifies an incoming AP object (mastodon format) to our internal format.
28 def fix_object(object, options \\ []) do
30 |> strip_internal_fields
35 |> fix_in_reply_to(options)
44 def fix_summary(%{"summary" => nil} = object) do
45 Map.put(object, "summary", "")
48 def fix_summary(%{"summary" => _} = object) do
49 # summary is present, nothing to do
53 def fix_summary(object), do: Map.put(object, "summary", "")
55 def fix_addressing_list(map, field) do
57 is_binary(map[field]) ->
58 Map.put(map, field, [map[field]])
61 Map.put(map, field, [])
68 def fix_explicit_addressing(
69 %{"to" => to, "cc" => cc} = object,
73 explicit_to = Enum.filter(to, fn x -> x in explicit_mentions end)
75 explicit_cc = Enum.filter(to, fn x -> x not in explicit_mentions end)
79 |> Enum.reject(fn x -> String.ends_with?(x, "/followers") and x != follower_collection end)
83 |> Map.put("to", explicit_to)
84 |> Map.put("cc", final_cc)
87 def fix_explicit_addressing(object, _explicit_mentions, _followers_collection), do: object
89 # if directMessage flag is set to true, leave the addressing alone
90 def fix_explicit_addressing(%{"directMessage" => true} = object), do: object
92 def fix_explicit_addressing(object) do
93 explicit_mentions = Utils.determine_explicit_mentions(object)
95 %User{follower_address: follower_collection} =
97 |> Containment.get_actor()
98 |> User.get_cached_by_ap_id()
103 Pleroma.Constants.as_public(),
107 fix_explicit_addressing(object, explicit_mentions, follower_collection)
110 # if as:Public is addressed, then make sure the followers collection is also addressed
111 # so that the activities will be delivered to local users.
112 def fix_implicit_addressing(%{"to" => to, "cc" => cc} = object, followers_collection) do
113 recipients = to ++ cc
115 if followers_collection not in recipients do
117 Pleroma.Constants.as_public() in cc ->
118 to = to ++ [followers_collection]
119 Map.put(object, "to", to)
121 Pleroma.Constants.as_public() in to ->
122 cc = cc ++ [followers_collection]
123 Map.put(object, "cc", cc)
133 def fix_implicit_addressing(object, _), do: object
135 def fix_addressing(object) do
136 {:ok, %User{} = user} = User.get_or_fetch_by_ap_id(object["actor"])
137 followers_collection = User.ap_followers(user)
140 |> fix_addressing_list("to")
141 |> fix_addressing_list("cc")
142 |> fix_addressing_list("bto")
143 |> fix_addressing_list("bcc")
144 |> fix_explicit_addressing()
145 |> fix_implicit_addressing(followers_collection)
148 def fix_actor(%{"attributedTo" => actor} = object) do
149 Map.put(object, "actor", Containment.get_actor(%{"actor" => actor}))
152 def fix_in_reply_to(object, options \\ [])
154 def fix_in_reply_to(%{"inReplyTo" => in_reply_to} = object, options)
155 when not is_nil(in_reply_to) do
156 in_reply_to_id = prepare_in_reply_to(in_reply_to)
157 object = Map.put(object, "inReplyToAtomUri", in_reply_to_id)
159 if Federator.allowed_incoming_reply_depth?(options[:depth]) do
160 with {:ok, replied_object} <- get_obj_helper(in_reply_to_id, options),
161 %Activity{} = _ <- Activity.get_create_by_object_ap_id(replied_object.data["id"]) do
163 |> Map.put("inReplyTo", replied_object.data["id"])
164 |> Map.put("inReplyToAtomUri", object["inReplyToAtomUri"] || in_reply_to_id)
165 |> Map.put("conversation", replied_object.data["context"] || object["conversation"])
166 |> Map.put("context", replied_object.data["context"] || object["conversation"])
169 Logger.error("Couldn't fetch #{inspect(in_reply_to_id)}, error: #{inspect(e)}")
177 def fix_in_reply_to(object, _options), do: object
179 defp prepare_in_reply_to(in_reply_to) do
181 is_bitstring(in_reply_to) ->
184 is_map(in_reply_to) && is_bitstring(in_reply_to["id"]) ->
187 is_list(in_reply_to) && is_bitstring(Enum.at(in_reply_to, 0)) ->
188 Enum.at(in_reply_to, 0)
195 def fix_context(object) do
196 context = object["context"] || object["conversation"] || Utils.generate_context_id()
199 |> Map.put("context", context)
200 |> Map.put("conversation", context)
203 def fix_attachments(%{"attachment" => attachment} = object) when is_list(attachment) do
205 Enum.map(attachment, fn data ->
206 media_type = data["mediaType"] || data["mimeType"]
207 href = data["url"] || data["href"]
208 url = [%{"type" => "Link", "mediaType" => media_type, "href" => href}]
211 |> Map.put("mediaType", media_type)
212 |> Map.put("url", url)
215 Map.put(object, "attachment", attachments)
218 def fix_attachments(%{"attachment" => attachment} = object) when is_map(attachment) do
220 |> Map.put("attachment", [attachment])
224 def fix_attachments(object), do: object
226 def fix_url(%{"url" => url} = object) when is_map(url) do
227 Map.put(object, "url", url["href"])
230 def fix_url(%{"type" => "Video", "url" => url} = object) when is_list(url) do
231 first_element = Enum.at(url, 0)
233 link_element = Enum.find(url, fn x -> is_map(x) and x["mimeType"] == "text/html" end)
236 |> Map.put("attachment", [first_element])
237 |> Map.put("url", link_element["href"])
240 def fix_url(%{"type" => object_type, "url" => url} = object)
241 when object_type != "Video" and is_list(url) do
242 first_element = Enum.at(url, 0)
246 is_bitstring(first_element) -> first_element
247 is_map(first_element) -> first_element["href"] || ""
251 Map.put(object, "url", url_string)
254 def fix_url(object), do: object
256 def fix_emoji(%{"tag" => tags} = object) when is_list(tags) do
259 |> Enum.filter(fn data -> data["type"] == "Emoji" and data["icon"] end)
260 |> Enum.reduce(%{}, fn data, mapping ->
261 name = String.trim(data["name"], ":")
263 Map.put(mapping, name, data["icon"]["url"])
266 # we merge mastodon and pleroma emoji into a single mapping, to allow for both wire formats
267 emoji = Map.merge(object["emoji"] || %{}, emoji)
269 Map.put(object, "emoji", emoji)
272 def fix_emoji(%{"tag" => %{"type" => "Emoji"} = tag} = object) do
273 name = String.trim(tag["name"], ":")
274 emoji = %{name => tag["icon"]["url"]}
276 Map.put(object, "emoji", emoji)
279 def fix_emoji(object), do: object
281 def fix_tag(%{"tag" => tag} = object) when is_list(tag) do
284 |> Enum.filter(fn data -> data["type"] == "Hashtag" and data["name"] end)
285 |> Enum.map(fn data -> String.slice(data["name"], 1..-1) end)
287 Map.put(object, "tag", tag ++ tags)
290 def fix_tag(%{"tag" => %{"type" => "Hashtag", "name" => hashtag} = tag} = object) do
291 combined = [tag, String.slice(hashtag, 1..-1)]
293 Map.put(object, "tag", combined)
296 def fix_tag(%{"tag" => %{} = tag} = object), do: Map.put(object, "tag", [tag])
298 def fix_tag(object), do: object
300 # content map usually only has one language so this will do for now.
301 def fix_content_map(%{"contentMap" => content_map} = object) do
302 content_groups = Map.to_list(content_map)
303 {_, content} = Enum.at(content_groups, 0)
305 Map.put(object, "content", content)
308 def fix_content_map(object), do: object
310 def fix_type(object, options \\ [])
312 def fix_type(%{"inReplyTo" => reply_id, "name" => _} = object, options)
313 when is_binary(reply_id) do
314 with true <- Federator.allowed_incoming_reply_depth?(options[:depth]),
315 {:ok, %{data: %{"type" => "Question"} = _} = _} <- get_obj_helper(reply_id, options) do
316 Map.put(object, "type", "Answer")
322 def fix_type(object, _), do: object
324 defp mastodon_follow_hack(%{"id" => id, "actor" => follower_id}, followed) do
325 with true <- id =~ "follows",
326 %User{local: true} = follower <- User.get_cached_by_ap_id(follower_id),
327 %Activity{} = activity <- Utils.fetch_latest_follow(follower, followed) do
334 defp mastodon_follow_hack(_, _), do: {:error, nil}
336 defp get_follow_activity(follow_object, followed) do
337 with object_id when not is_nil(object_id) <- Utils.get_ap_id(follow_object),
338 {_, %Activity{} = activity} <- {:activity, Activity.get_by_ap_id(object_id)} do
341 # Can't find the activity. This might a Mastodon 2.3 "Accept"
343 mastodon_follow_hack(follow_object, followed)
350 # Reduce the object list to find the reported user.
351 defp get_reported(objects) do
352 Enum.reduce_while(objects, nil, fn ap_id, _ ->
353 with %User{} = user <- User.get_cached_by_ap_id(ap_id) do
361 def handle_incoming(data, options \\ [])
363 # Flag objects are placed ahead of the ID check because Mastodon 2.8 and earlier send them
365 def handle_incoming(%{"type" => "Flag", "object" => objects, "actor" => actor} = data, _options) do
366 with context <- data["context"] || Utils.generate_context_id(),
367 content <- data["content"] || "",
368 %User{} = actor <- User.get_cached_by_ap_id(actor),
369 # Reduce the object list to find the reported user.
370 %User{} = account <- get_reported(objects),
371 # Remove the reported user from the object list.
372 statuses <- Enum.filter(objects, fn ap_id -> ap_id != account.ap_id end) do
379 additional: %{"cc" => [account.ap_id]}
381 |> ActivityPub.flag()
385 # disallow objects with bogus IDs
386 def handle_incoming(%{"id" => nil}, _options), do: :error
387 def handle_incoming(%{"id" => ""}, _options), do: :error
388 # length of https:// = 8, should validate better, but good enough for now.
389 def handle_incoming(%{"id" => id}, _options) when not (is_binary(id) and length(id) > 8),
392 # TODO: validate those with a Ecto scheme
396 %{"type" => "Create", "object" => %{"type" => objtype} = object} = data,
399 when objtype in ["Article", "Note", "Video", "Page", "Question", "Answer"] do
400 actor = Containment.get_actor(data)
403 Map.put(data, "actor", actor)
406 with nil <- Activity.get_create_by_object_ap_id(object["id"]),
407 {:ok, %User{} = user} <- User.get_or_fetch_by_ap_id(data["actor"]) do
408 options = Keyword.put(options, :depth, (options[:depth] || 0) + 1)
409 object = fix_object(data["object"], options)
415 context: object["conversation"],
417 published: data["published"],
426 ActivityPub.create(params)
428 %Activity{} = activity -> {:ok, activity}
434 %{"type" => "Listen", "object" => %{"type" => "Audio"} = object} = data,
437 actor = Containment.get_actor(data)
440 Map.put(data, "actor", actor)
443 with {:ok, %User{} = user} <- User.get_or_fetch_by_ap_id(data["actor"]) do
444 options = Keyword.put(options, :depth, (options[:depth] || 0) + 1)
445 object = fix_object(object, options)
453 published: data["published"],
454 additional: Map.take(data, ["cc", "id"])
457 ActivityPub.listen(params)
464 %{"type" => "Follow", "object" => followed, "actor" => follower, "id" => id} = data,
467 with %User{local: true} = followed <-
468 User.get_cached_by_ap_id(Containment.get_actor(%{"actor" => followed})),
469 {:ok, %User{} = follower} <-
470 User.get_or_fetch_by_ap_id(Containment.get_actor(%{"actor" => follower})),
471 {:ok, activity} <- ActivityPub.follow(follower, followed, id, false) do
472 with deny_follow_blocked <- Pleroma.Config.get([:user, :deny_follow_blocked]),
473 {_, false} <- {:user_blocked, User.blocks?(followed, follower) && deny_follow_blocked},
474 {_, false} <- {:user_locked, User.locked?(followed)},
475 {_, {:ok, follower}} <- {:follow, User.follow(follower, followed)},
477 {:follow_state_update, Utils.update_follow_state_for_all(activity, "accept")} do
478 ActivityPub.accept(%{
479 to: [follower.ap_id],
485 {:user_blocked, true} ->
486 {:ok, _} = Utils.update_follow_state_for_all(activity, "reject")
488 ActivityPub.reject(%{
489 to: [follower.ap_id],
495 {:follow, {:error, _}} ->
496 {:ok, _} = Utils.update_follow_state_for_all(activity, "reject")
498 ActivityPub.reject(%{
499 to: [follower.ap_id],
505 {:user_locked, true} ->
517 %{"type" => "Accept", "object" => follow_object, "actor" => _actor, "id" => _id} = data,
520 with actor <- Containment.get_actor(data),
521 {:ok, %User{} = followed} <- User.get_or_fetch_by_ap_id(actor),
522 {:ok, follow_activity} <- get_follow_activity(follow_object, followed),
523 {:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "accept"),
524 %User{local: true} = follower <- User.get_cached_by_ap_id(follow_activity.data["actor"]),
525 {:ok, _follower} = User.follow(follower, followed) do
526 ActivityPub.accept(%{
527 to: follow_activity.data["to"],
530 object: follow_activity.data["id"],
539 %{"type" => "Reject", "object" => follow_object, "actor" => _actor, "id" => _id} = data,
542 with actor <- Containment.get_actor(data),
543 {:ok, %User{} = followed} <- User.get_or_fetch_by_ap_id(actor),
544 {:ok, follow_activity} <- get_follow_activity(follow_object, followed),
545 {:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "reject"),
546 %User{local: true} = follower <- User.get_cached_by_ap_id(follow_activity.data["actor"]),
548 ActivityPub.reject(%{
549 to: follow_activity.data["to"],
552 object: follow_activity.data["id"],
555 User.unfollow(follower, followed)
564 %{"type" => "Like", "object" => object_id, "actor" => _actor, "id" => id} = data,
567 with actor <- Containment.get_actor(data),
568 {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor),
569 {:ok, object} <- get_obj_helper(object_id),
570 {:ok, activity, _object} <- ActivityPub.like(actor, object, id, false) do
578 %{"type" => "Announce", "object" => object_id, "actor" => _actor, "id" => id} = data,
581 with actor <- Containment.get_actor(data),
582 {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor),
583 {:ok, object} <- get_embedded_obj_helper(object_id, actor),
584 public <- Visibility.is_public?(data),
585 {:ok, activity, _object} <- ActivityPub.announce(actor, object, id, false, public) do
593 %{"type" => "Update", "object" => %{"type" => object_type} = object, "actor" => actor_id} =
597 when object_type in ["Person", "Application", "Service", "Organization"] do
598 with %User{ap_id: ^actor_id} = actor <- User.get_cached_by_ap_id(object["id"]) do
599 {:ok, new_user_data} = ActivityPub.user_data_from_user_object(object)
601 banner = new_user_data[:info][:banner]
602 locked = new_user_data[:info][:locked] || false
603 attachment = get_in(new_user_data, [:info, :source_data, "attachment"]) || []
607 |> Enum.filter(fn %{"type" => t} -> t == "PropertyValue" end)
608 |> Enum.map(fn fields -> Map.take(fields, ["name", "value"]) end)
612 |> Map.take([:name, :bio, :avatar])
613 |> Map.put(:info, %{banner: banner, locked: locked, fields: fields})
616 |> User.upgrade_changeset(update_data, true)
617 |> User.update_and_set_cache()
619 ActivityPub.update(%{
621 to: data["to"] || [],
622 cc: data["cc"] || [],
625 activity_id: data["id"]
634 # TODO: We presently assume that any actor on the same origin domain as the object being
635 # deleted has the rights to delete that object. A better way to validate whether or not
636 # the object should be deleted is to refetch the object URI, which should return either
637 # an error or a tombstone. This would allow us to verify that a deletion actually took
640 %{"type" => "Delete", "object" => object_id, "actor" => actor, "id" => id} = data,
643 object_id = Utils.get_ap_id(object_id)
645 with actor <- Containment.get_actor(data),
646 {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor),
647 {:ok, object} <- get_obj_helper(object_id),
648 :ok <- Containment.contain_origin(actor.ap_id, object.data),
649 {:ok, activity} <- ActivityPub.delete(object, local: false, activity_id: id) do
653 case User.get_cached_by_ap_id(object_id) do
654 %User{ap_id: ^actor} = user ->
669 "object" => %{"type" => "Announce", "object" => object_id},
675 with actor <- Containment.get_actor(data),
676 {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor),
677 {:ok, object} <- get_obj_helper(object_id),
678 {:ok, activity, _} <- ActivityPub.unannounce(actor, object, id, false) do
688 "object" => %{"type" => "Follow", "object" => followed},
694 with %User{local: true} = followed <- User.get_cached_by_ap_id(followed),
695 {:ok, %User{} = follower} <- User.get_or_fetch_by_ap_id(follower),
696 {:ok, activity} <- ActivityPub.unfollow(follower, followed, id, false) do
697 User.unfollow(follower, followed)
707 "object" => %{"type" => "Block", "object" => blocked},
713 with %User{local: true} = blocked <- User.get_cached_by_ap_id(blocked),
714 {:ok, %User{} = blocker} <- User.get_or_fetch_by_ap_id(blocker),
715 {:ok, activity} <- ActivityPub.unblock(blocker, blocked, id, false) do
716 User.unblock(blocker, blocked)
724 %{"type" => "Block", "object" => blocked, "actor" => blocker, "id" => id} = _data,
727 with %User{local: true} = blocked = User.get_cached_by_ap_id(blocked),
728 {:ok, %User{} = blocker} = User.get_or_fetch_by_ap_id(blocker),
729 {:ok, activity} <- ActivityPub.block(blocker, blocked, id, false) do
730 User.unfollow(blocker, blocked)
731 User.block(blocker, blocked)
741 "object" => %{"type" => "Like", "object" => object_id},
747 with actor <- Containment.get_actor(data),
748 {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor),
749 {:ok, object} <- get_obj_helper(object_id),
750 {:ok, activity, _, _} <- ActivityPub.unlike(actor, object, id, false) do
757 # For Undos that don't have the complete object attached, try to find it in our database.
765 when is_binary(object) do
766 with %Activity{data: data} <- Activity.get_by_ap_id(object) do
768 |> Map.put("object", data)
769 |> handle_incoming(options)
775 def handle_incoming(_, _), do: :error
777 @spec get_obj_helper(String.t(), Keyword.t()) :: {:ok, Object.t()} | nil
778 def get_obj_helper(id, options \\ []) do
779 case Object.normalize(id, true, options) do
780 %Object{} = object -> {:ok, object}
785 @spec get_embedded_obj_helper(String.t() | Object.t(), User.t()) :: {:ok, Object.t()} | nil
786 def get_embedded_obj_helper(%{"attributedTo" => attributed_to, "id" => object_id} = data, %User{
789 when attributed_to == ap_id do
790 with {:ok, activity} <-
795 "actor" => attributed_to,
798 {:ok, Object.normalize(activity)}
800 _ -> get_obj_helper(object_id)
804 def get_embedded_obj_helper(object_id, _) do
805 get_obj_helper(object_id)
808 def set_reply_to_uri(%{"inReplyTo" => in_reply_to} = object) when is_binary(in_reply_to) do
809 with false <- String.starts_with?(in_reply_to, "http"),
810 {:ok, %{data: replied_to_object}} <- get_obj_helper(in_reply_to) do
811 Map.put(object, "inReplyTo", replied_to_object["external_url"] || in_reply_to)
817 def set_reply_to_uri(obj), do: obj
819 # Prepares the object of an outgoing create activity.
820 def prepare_object(object) do
827 |> prepare_attachments
830 |> strip_internal_fields
831 |> strip_internal_tags
837 # internal -> Mastodon
840 def prepare_outgoing(%{"type" => activity_type, "object" => object_id} = data)
841 when activity_type in ["Create", "Listen"] do
844 |> Object.normalize()
850 |> Map.put("object", object)
851 |> Map.merge(Utils.make_json_ld_header())
857 def prepare_outgoing(%{"type" => "Announce", "actor" => ap_id, "object" => object_id} = data) do
860 |> Object.normalize()
863 if Visibility.is_private?(object) && object.data["actor"] == ap_id do
864 data |> Map.put("object", object |> Map.get(:data) |> prepare_object)
866 data |> maybe_fix_object_url
871 |> strip_internal_fields
872 |> Map.merge(Utils.make_json_ld_header())
878 # Mastodon Accept/Reject requires a non-normalized object containing the actor URIs,
879 # because of course it does.
880 def prepare_outgoing(%{"type" => "Accept"} = data) do
881 with follow_activity <- Activity.normalize(data["object"]) do
883 "actor" => follow_activity.actor,
884 "object" => follow_activity.data["object"],
885 "id" => follow_activity.data["id"],
891 |> Map.put("object", object)
892 |> Map.merge(Utils.make_json_ld_header())
898 def prepare_outgoing(%{"type" => "Reject"} = data) do
899 with follow_activity <- Activity.normalize(data["object"]) do
901 "actor" => follow_activity.actor,
902 "object" => follow_activity.data["object"],
903 "id" => follow_activity.data["id"],
909 |> Map.put("object", object)
910 |> Map.merge(Utils.make_json_ld_header())
916 def prepare_outgoing(%{"type" => _type} = data) do
919 |> strip_internal_fields
920 |> maybe_fix_object_url
921 |> Map.merge(Utils.make_json_ld_header())
926 def maybe_fix_object_url(%{"object" => object} = data) when is_binary(object) do
927 with false <- String.starts_with?(object, "http"),
928 {:fetch, {:ok, relative_object}} <- {:fetch, get_obj_helper(object)},
929 %{data: %{"external_url" => external_url}} when not is_nil(external_url) <-
931 Map.put(data, "object", external_url)
934 Logger.error("Couldn't fetch #{object} #{inspect(e)}")
942 def maybe_fix_object_url(data), do: data
944 def add_hashtags(object) do
946 (object["tag"] || [])
948 # Expand internal representation tags into AS2 tags.
949 tag when is_binary(tag) ->
951 "href" => Pleroma.Web.Endpoint.url() <> "/tags/#{tag}",
956 # Do not process tags which are already AS2 tag objects.
957 tag when is_map(tag) ->
961 Map.put(object, "tag", tags)
964 def add_mention_tags(object) do
967 |> Utils.get_notified_from_object()
968 |> Enum.map(&build_mention_tag/1)
970 tags = object["tag"] || []
972 Map.put(object, "tag", tags ++ mentions)
975 defp build_mention_tag(%{ap_id: ap_id, nickname: nickname} = _) do
976 %{"type" => "Mention", "href" => ap_id, "name" => "@#{nickname}"}
979 def take_emoji_tags(%User{info: %{emoji: emoji} = _user_info} = _user) do
981 |> Enum.flat_map(&Map.to_list/1)
982 |> Enum.map(&build_emoji_tag/1)
985 # TODO: we should probably send mtime instead of unix epoch time for updated
986 def add_emoji_tags(%{"emoji" => emoji} = object) do
987 tags = object["tag"] || []
989 out = Enum.map(emoji, &build_emoji_tag/1)
991 Map.put(object, "tag", tags ++ out)
994 def add_emoji_tags(object), do: object
996 defp build_emoji_tag({name, url}) do
998 "icon" => %{"url" => url, "type" => "Image"},
999 "name" => ":" <> name <> ":",
1001 "updated" => "1970-01-01T00:00:00Z",
1006 def set_conversation(object) do
1007 Map.put(object, "conversation", object["context"])
1010 def set_sensitive(object) do
1011 tags = object["tag"] || []
1012 Map.put(object, "sensitive", "nsfw" in tags)
1015 def set_type(%{"type" => "Answer"} = object) do
1016 Map.put(object, "type", "Note")
1019 def set_type(object), do: object
1021 def add_attributed_to(object) do
1022 attributed_to = object["attributedTo"] || object["actor"]
1023 Map.put(object, "attributedTo", attributed_to)
1026 def prepare_attachments(object) do
1028 (object["attachment"] || [])
1029 |> Enum.map(fn data ->
1030 [%{"mediaType" => media_type, "href" => href} | _] = data["url"]
1031 %{"url" => href, "mediaType" => media_type, "name" => data["name"], "type" => "Document"}
1034 Map.put(object, "attachment", attachments)
1037 defp strip_internal_fields(object) do
1039 |> Map.drop(Pleroma.Constants.object_internal_fields())
1042 defp strip_internal_tags(%{"tag" => tags} = object) do
1043 tags = Enum.filter(tags, fn x -> is_map(x) end)
1045 Map.put(object, "tag", tags)
1048 defp strip_internal_tags(object), do: object
1050 def perform(:user_upgrade, user) do
1051 # we pass a fake user so that the followers collection is stripped away
1052 old_follower_address = User.ap_followers(%User{nickname: user.nickname})
1057 where: ^old_follower_address in u.following,
1062 "array_replace(?,?,?)",
1064 ^old_follower_address,
1065 ^user.follower_address
1071 Repo.update_all(q, [])
1073 maybe_retire_websub(user.ap_id)
1078 where: ^old_follower_address in a.recipients,
1083 "array_replace(?,?,?)",
1085 ^old_follower_address,
1086 ^user.follower_address
1092 Repo.update_all(q, [])
1095 def upgrade_user_from_ap_id(ap_id) do
1096 with %User{local: false} = user <- User.get_cached_by_ap_id(ap_id),
1097 {:ok, data} <- ActivityPub.fetch_and_prepare_user_from_ap_id(ap_id),
1098 already_ap <- User.ap_enabled?(user),
1099 {:ok, user} <- upgrade_user(user, data) do
1100 if not already_ap do
1101 TransmogrifierWorker.enqueue("user_upgrade", %{"user_id" => user.id})
1106 %User{} = user -> {:ok, user}
1111 defp upgrade_user(user, data) do
1113 |> User.upgrade_changeset(data, true)
1114 |> User.update_and_set_cache()
1117 def maybe_retire_websub(ap_id) do
1118 # some sanity checks
1119 if is_binary(ap_id) && String.length(ap_id) > 8 do
1122 ws in Pleroma.Web.Websub.WebsubClientSubscription,
1123 where: fragment("? like ?", ws.topic, ^"#{ap_id}%")
1130 def maybe_fix_user_url(%{"url" => url} = data) when is_map(url) do
1131 Map.put(data, "url", url["href"])
1134 def maybe_fix_user_url(data), do: data
1136 def maybe_fix_user_object(data), do: maybe_fix_user_url(data)