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.User do
8 import Ecto.{Changeset, Query}
9 alias Pleroma.{Repo, User, Object, Web, Activity, Notification}
11 alias Pleroma.Formatter
12 alias Pleroma.Web.CommonAPI.Utils, as: CommonUtils
13 alias Pleroma.Web.{OStatus, Websub, OAuth}
14 alias Pleroma.Web.ActivityPub.{Utils, ActivityPub}
18 @type t :: %__MODULE__{}
20 @email_regex ~r/^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/
22 @strict_local_nickname_regex ~r/^[a-zA-Z\d]+$/
23 @extended_local_nickname_regex ~r/^[a-zA-Z\d_-]+$/
27 field(:email, :string)
29 field(:nickname, :string)
30 field(:password_hash, :string)
31 field(:password, :string, virtual: true)
32 field(:password_confirmation, :string, virtual: true)
33 field(:following, {:array, :string}, default: [])
34 field(:ap_id, :string)
36 field(:local, :boolean, default: true)
37 field(:follower_address, :string)
38 field(:search_distance, :float, virtual: true)
39 field(:tags, {:array, :string}, default: [])
40 field(:last_refreshed_at, :naive_datetime)
41 has_many(:notifications, Notification)
42 embeds_one(:info, Pleroma.User.Info)
47 def auth_active?(%User{local: false}), do: true
49 def auth_active?(%User{info: %User.Info{confirmation_pending: false}}), do: true
51 def auth_active?(%User{info: %User.Info{confirmation_pending: true}}),
52 do: !Pleroma.Config.get([:instance, :account_activation_required])
54 def auth_active?(_), do: false
56 def visible_for?(user, for_user \\ nil)
58 def visible_for?(%User{id: user_id}, %User{id: for_id}) when user_id == for_id, do: true
60 def visible_for?(%User{} = user, for_user) do
61 auth_active?(user) || superuser?(for_user)
64 def visible_for?(_, _), do: false
66 def superuser?(%User{local: true, info: %User.Info{is_admin: true}}), do: true
67 def superuser?(%User{local: true, info: %User.Info{is_moderator: true}}), do: true
68 def superuser?(_), do: false
70 def avatar_url(user) do
72 %{"url" => [%{"href" => href} | _]} -> href
73 _ -> "#{Web.base_url()}/images/avi.png"
77 def banner_url(user) do
78 case user.info.banner do
79 %{"url" => [%{"href" => href} | _]} -> href
80 _ -> "#{Web.base_url()}/images/banner.png"
84 def profile_url(%User{info: %{source_data: %{"url" => url}}}), do: url
85 def profile_url(%User{ap_id: ap_id}), do: ap_id
86 def profile_url(_), do: nil
88 def ap_id(%User{nickname: nickname}) do
89 "#{Web.base_url()}/users/#{nickname}"
92 def ap_followers(%User{} = user) do
93 "#{ap_id(user)}/followers"
96 def follow_changeset(struct, params \\ %{}) do
98 |> cast(params, [:following])
99 |> validate_required([:following])
102 def user_info(%User{} = user) do
103 oneself = if user.local, do: 1, else: 0
106 following_count: length(user.following) - oneself,
107 note_count: user.info.note_count,
108 follower_count: user.info.follower_count,
109 locked: user.info.locked,
110 confirmation_pending: user.info.confirmation_pending,
111 default_scope: user.info.default_scope
115 def remote_user_creation(params) do
118 |> Map.put(:info, params[:info] || %{})
120 info_cng = User.Info.remote_user_creation(%User.Info{}, params[:info])
124 |> cast(params, [:bio, :name, :ap_id, :nickname, :avatar])
125 |> validate_required([:name, :ap_id])
126 |> unique_constraint(:nickname)
127 |> validate_format(:nickname, @email_regex)
128 |> validate_length(:bio, max: 5000)
129 |> validate_length(:name, max: 100)
130 |> put_change(:local, false)
131 |> put_embed(:info, info_cng)
134 case info_cng.changes[:source_data] do
135 %{"followers" => followers} ->
137 |> put_change(:follower_address, followers)
140 followers = User.ap_followers(%User{nickname: changes.changes[:nickname]})
143 |> put_change(:follower_address, followers)
150 def update_changeset(struct, params \\ %{}) do
152 |> cast(params, [:bio, :name, :avatar])
153 |> unique_constraint(:nickname)
154 |> validate_format(:nickname, local_nickname_regex())
155 |> validate_length(:bio, max: 5000)
156 |> validate_length(:name, min: 1, max: 100)
159 def upgrade_changeset(struct, params \\ %{}) do
162 |> Map.put(:last_refreshed_at, NaiveDateTime.utc_now())
166 |> User.Info.user_upgrade(params[:info])
169 |> cast(params, [:bio, :name, :follower_address, :avatar, :last_refreshed_at])
170 |> unique_constraint(:nickname)
171 |> validate_format(:nickname, local_nickname_regex())
172 |> validate_length(:bio, max: 5000)
173 |> validate_length(:name, max: 100)
174 |> put_embed(:info, info_cng)
177 def password_update_changeset(struct, params) do
180 |> cast(params, [:password, :password_confirmation])
181 |> validate_required([:password, :password_confirmation])
182 |> validate_confirmation(:password)
184 OAuth.Token.delete_user_tokens(struct)
185 OAuth.Authorization.delete_user_authorizations(struct)
187 if changeset.valid? do
188 hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
191 |> put_change(:password_hash, hashed)
197 def reset_password(user, data) do
198 update_and_set_cache(password_update_changeset(user, data))
201 def register_changeset(struct, params \\ %{}, opts \\ []) do
202 confirmation_status =
203 if opts[:confirmed] || !Pleroma.Config.get([:instance, :account_activation_required]) do
209 info_change = User.Info.confirmation_changeset(%User.Info{}, confirmation_status)
213 |> cast(params, [:bio, :email, :name, :nickname, :password, :password_confirmation])
214 |> validate_required([:email, :name, :nickname, :password, :password_confirmation])
215 |> validate_confirmation(:password)
216 |> unique_constraint(:email)
217 |> unique_constraint(:nickname)
218 |> validate_exclusion(:nickname, Pleroma.Config.get([Pleroma.User, :restricted_nicknames]))
219 |> validate_format(:nickname, local_nickname_regex())
220 |> validate_format(:email, @email_regex)
221 |> validate_length(:bio, max: 1000)
222 |> validate_length(:name, min: 1, max: 100)
223 |> put_change(:info, info_change)
225 if changeset.valid? do
226 hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
227 ap_id = User.ap_id(%User{nickname: changeset.changes[:nickname]})
228 followers = User.ap_followers(%User{nickname: changeset.changes[:nickname]})
231 |> put_change(:password_hash, hashed)
232 |> put_change(:ap_id, ap_id)
233 |> put_change(:following, [followers])
234 |> put_change(:follower_address, followers)
240 defp autofollow_users(user) do
241 candidates = Pleroma.Config.get([:instance, :autofollowed_nicknames])
245 where: u.local == true,
246 where: u.nickname in ^candidates
251 |> Enum.reduce({:ok, user}, fn other_user, {:ok, user} ->
252 follow(user, other_user)
256 @doc "Inserts provided changeset, performs post-registration actions (confirmation email sending etc.)"
257 def register(%Ecto.Changeset{} = changeset) do
258 with {:ok, user} <- Repo.insert(changeset),
259 {:ok, _} <- try_send_confirmation_email(user),
260 {:ok, user} <- autofollow_users(user) do
265 def try_send_confirmation_email(%User{} = user) do
266 if user.info.confirmation_pending &&
267 Pleroma.Config.get([:instance, :account_activation_required]) do
269 |> Pleroma.UserEmail.account_confirmation_email()
270 |> Pleroma.Mailer.deliver()
276 def needs_update?(%User{local: true}), do: false
278 def needs_update?(%User{local: false, last_refreshed_at: nil}), do: true
280 def needs_update?(%User{local: false} = user) do
281 NaiveDateTime.diff(NaiveDateTime.utc_now(), user.last_refreshed_at) >= 86400
284 def needs_update?(_), do: true
286 def maybe_direct_follow(%User{} = follower, %User{local: true, info: %{locked: true}}) do
290 def maybe_direct_follow(%User{} = follower, %User{local: true} = followed) do
291 follow(follower, followed)
294 def maybe_direct_follow(%User{} = follower, %User{} = followed) do
295 if not User.ap_enabled?(followed) do
296 follow(follower, followed)
302 def maybe_follow(%User{} = follower, %User{info: _info} = followed) do
303 if not following?(follower, followed) do
304 follow(follower, followed)
310 @doc "A mass follow for local users. Ignores blocks and has no side effects"
311 @spec follow_all(User.t(), list(User.t())) :: {atom(), User.t()}
312 def follow_all(follower, followeds) do
314 (follower.following ++ Enum.map(followeds, fn %{follower_address: fa} -> fa end))
319 |> follow_changeset(%{following: following})
320 |> update_and_set_cache
322 Enum.each(followeds, fn followed ->
323 update_follower_count(followed)
329 def follow(%User{} = follower, %User{info: info} = followed) do
330 user_config = Application.get_env(:pleroma, :user)
331 deny_follow_blocked = Keyword.get(user_config, :deny_follow_blocked)
333 ap_followers = followed.follower_address
336 following?(follower, followed) or info.deactivated ->
337 {:error, "Could not follow user: #{followed.nickname} is already on your list."}
339 deny_follow_blocked and blocks?(followed, follower) ->
340 {:error, "Could not follow user: #{followed.nickname} blocked you."}
343 if !followed.local && follower.local && !ap_enabled?(followed) do
344 Websub.subscribe(follower, followed)
348 [ap_followers | follower.following]
353 |> follow_changeset(%{following: following})
354 |> update_and_set_cache
356 {:ok, _} = update_follower_count(followed)
362 def unfollow(%User{} = follower, %User{} = followed) do
363 ap_followers = followed.follower_address
365 if following?(follower, followed) and follower.ap_id != followed.ap_id do
368 |> List.delete(ap_followers)
372 |> follow_changeset(%{following: following})
373 |> update_and_set_cache
375 {:ok, followed} = update_follower_count(followed)
377 {:ok, follower, Utils.fetch_latest_follow(follower, followed)}
379 {:error, "Not subscribed!"}
383 @spec following?(User.t(), User.t()) :: boolean
384 def following?(%User{} = follower, %User{} = followed) do
385 Enum.member?(follower.following, followed.follower_address)
388 def follow_import(%User{} = follower, followed_identifiers)
389 when is_list(followed_identifiers) do
391 followed_identifiers,
392 fn followed_identifier ->
393 with %User{} = followed <- get_or_fetch(followed_identifier),
394 {:ok, follower} <- maybe_direct_follow(follower, followed),
395 {:ok, _} <- ActivityPub.follow(follower, followed) do
399 Logger.debug("follow_import failed for #{followed_identifier} with: #{inspect(err)}")
406 def locked?(%User{} = user) do
407 user.info.locked || false
410 def get_by_ap_id(ap_id) do
411 Repo.get_by(User, ap_id: ap_id)
414 # This is mostly an SPC migration fix. This guesses the user nickname (by taking the last part of the ap_id and the domain) and tries to get that user
415 def get_by_guessed_nickname(ap_id) do
416 domain = URI.parse(ap_id).host
417 name = List.last(String.split(ap_id, "/"))
418 nickname = "#{name}@#{domain}"
420 get_by_nickname(nickname)
423 def update_and_set_cache(changeset) do
424 with {:ok, user} <- Repo.update(changeset) do
425 Cachex.put(:user_cache, "ap_id:#{user.ap_id}", user)
426 Cachex.put(:user_cache, "nickname:#{user.nickname}", user)
427 Cachex.put(:user_cache, "user_info:#{user.id}", user_info(user))
434 def invalidate_cache(user) do
435 Cachex.del(:user_cache, "ap_id:#{user.ap_id}")
436 Cachex.del(:user_cache, "nickname:#{user.nickname}")
437 Cachex.del(:user_cache, "user_info:#{user.id}")
440 def get_cached_by_ap_id(ap_id) do
441 key = "ap_id:#{ap_id}"
442 Cachex.fetch!(:user_cache, key, fn _ -> get_by_ap_id(ap_id) end)
445 def get_cached_by_nickname(nickname) do
446 key = "nickname:#{nickname}"
447 Cachex.fetch!(:user_cache, key, fn _ -> get_or_fetch_by_nickname(nickname) end)
450 def get_by_nickname(nickname) do
451 Repo.get_by(User, nickname: nickname) ||
452 if Regex.match?(~r(@#{Pleroma.Web.Endpoint.host()})i, nickname) do
453 [local_nickname, _] = String.split(nickname, "@")
454 Repo.get_by(User, nickname: local_nickname)
458 def get_by_nickname_or_email(nickname_or_email) do
459 case user = Repo.get_by(User, nickname: nickname_or_email) do
461 nil -> Repo.get_by(User, email: nickname_or_email)
465 def get_cached_user_info(user) do
466 key = "user_info:#{user.id}"
467 Cachex.fetch!(:user_cache, key, fn _ -> user_info(user) end)
470 def fetch_by_nickname(nickname) do
471 ap_try = ActivityPub.make_user_from_nickname(nickname)
474 {:ok, user} -> {:ok, user}
475 _ -> OStatus.make_user(nickname)
479 def get_or_fetch_by_nickname(nickname) do
480 with %User{} = user <- get_by_nickname(nickname) do
484 with [_nick, _domain] <- String.split(nickname, "@"),
485 {:ok, user} <- fetch_by_nickname(nickname) do
493 def get_followers_query(%User{id: id, follower_address: follower_address}) do
496 where: fragment("? <@ ?", ^[follower_address], u.following),
501 def get_followers(user) do
502 q = get_followers_query(user)
507 def get_friends_query(%User{id: id, following: following}) do
510 where: u.follower_address in ^following,
515 def get_friends(user) do
516 q = get_friends_query(user)
521 def get_follow_requests_query(%User{} = user) do
526 "? ->> 'type' = 'Follow'",
531 "? ->> 'state' = 'pending'",
538 ^%{"object" => user.ap_id}
543 def get_follow_requests(%User{} = user) do
544 q = get_follow_requests_query(user)
548 Enum.map(reqs, fn req -> req.actor end)
550 |> Enum.map(fn ap_id -> get_by_ap_id(ap_id) end)
551 |> Enum.filter(fn u -> !is_nil(u) end)
552 |> Enum.filter(fn u -> !following?(u, user) end)
557 def increase_note_count(%User{} = user) do
558 info_cng = User.Info.add_to_note_count(user.info, 1)
562 |> put_embed(:info, info_cng)
564 update_and_set_cache(cng)
567 def decrease_note_count(%User{} = user) do
568 info_cng = User.Info.add_to_note_count(user.info, -1)
572 |> put_embed(:info, info_cng)
574 update_and_set_cache(cng)
577 def update_note_count(%User{} = user) do
581 where: fragment("?->>'actor' = ? and ?->>'type' = 'Note'", a.data, ^user.ap_id, a.data),
585 note_count = Repo.one(note_count_query)
587 info_cng = User.Info.set_note_count(user.info, note_count)
591 |> put_embed(:info, info_cng)
593 update_and_set_cache(cng)
596 def update_follower_count(%User{} = user) do
597 follower_count_query =
600 where: ^user.follower_address in u.following,
601 where: u.id != ^user.id,
605 follower_count = Repo.one(follower_count_query)
609 |> User.Info.set_follower_count(follower_count)
613 |> put_embed(:info, info_cng)
615 update_and_set_cache(cng)
618 def get_users_from_set_query(ap_ids, false) do
621 where: u.ap_id in ^ap_ids
625 def get_users_from_set_query(ap_ids, true) do
626 query = get_users_from_set_query(ap_ids, false)
630 where: u.local == true
634 def get_users_from_set(ap_ids, local_only \\ true) do
635 get_users_from_set_query(ap_ids, local_only)
639 def get_recipients_from_activity(%Activity{recipients: to}) do
643 where: u.ap_id in ^to,
644 or_where: fragment("? && ?", u.following, ^to)
647 query = from(u in query, where: u.local == true)
652 def search(query, resolve \\ false) do
653 # strip the beginning @ off if there is a query
654 query = String.trim_leading(query, "@")
657 User.get_or_fetch_by_nickname(query)
666 "? <-> (? || coalesce(?, ''))",
672 where: not is_nil(u.nickname)
677 s in subquery(inner),
678 order_by: s.search_distance,
685 def blocks_import(%User{} = blocker, blocked_identifiers) when is_list(blocked_identifiers) do
688 fn blocked_identifier ->
689 with %User{} = blocked <- get_or_fetch(blocked_identifier),
690 {:ok, blocker} <- block(blocker, blocked),
691 {:ok, _} <- ActivityPub.block(blocker, blocked) do
695 Logger.debug("blocks_import failed for #{blocked_identifier} with: #{inspect(err)}")
702 def block(blocker, %User{ap_id: ap_id} = blocked) do
703 # sever any follow relationships to prevent leaks per activitypub (Pleroma issue #213)
705 if following?(blocker, blocked) do
706 {:ok, blocker, _} = unfollow(blocker, blocked)
712 if following?(blocked, blocker) do
713 unfollow(blocked, blocker)
718 |> User.Info.add_to_block(ap_id)
722 |> put_embed(:info, info_cng)
724 update_and_set_cache(cng)
727 # helper to handle the block given only an actor's AP id
728 def block(blocker, %{ap_id: ap_id}) do
729 block(blocker, User.get_by_ap_id(ap_id))
732 def unblock(blocker, %{ap_id: ap_id}) do
735 |> User.Info.remove_from_block(ap_id)
739 |> put_embed(:info, info_cng)
741 update_and_set_cache(cng)
744 def blocks?(user, %{ap_id: ap_id}) do
745 blocks = user.info.blocks
746 domain_blocks = user.info.domain_blocks
747 %{host: host} = URI.parse(ap_id)
749 Enum.member?(blocks, ap_id) ||
750 Enum.any?(domain_blocks, fn domain ->
755 def blocked_users(user),
756 do: Repo.all(from(u in User, where: u.ap_id in ^user.info.blocks))
758 def block_domain(user, domain) do
761 |> User.Info.add_to_domain_block(domain)
765 |> put_embed(:info, info_cng)
767 update_and_set_cache(cng)
770 def unblock_domain(user, domain) do
773 |> User.Info.remove_from_domain_block(domain)
777 |> put_embed(:info, info_cng)
779 update_and_set_cache(cng)
782 def local_user_query() do
785 where: u.local == true,
786 where: not is_nil(u.nickname)
790 def moderator_user_query() do
793 where: u.local == true,
794 where: fragment("?->'is_moderator' @> 'true'", u.info)
798 def deactivate(%User{} = user, status \\ true) do
799 info_cng = User.Info.set_activation_status(user.info, status)
803 |> put_embed(:info, info_cng)
805 update_and_set_cache(cng)
808 def delete(%User{} = user) do
809 {:ok, user} = User.deactivate(user)
811 # Remove all relationships
812 {:ok, followers} = User.get_followers(user)
815 |> Enum.each(fn follower -> User.unfollow(follower, user) end)
817 {:ok, friends} = User.get_friends(user)
820 |> Enum.each(fn followed -> User.unfollow(user, followed) end)
822 query = from(a in Activity, where: a.actor == ^user.ap_id)
825 |> Enum.each(fn activity ->
826 case activity.data["type"] do
828 ActivityPub.delete(Object.normalize(activity.data["object"]))
830 # TODO: Do something with likes, follows, repeats.
839 def html_filter_policy(%User{info: %{no_rich_text: true}}) do
840 Pleroma.HTML.Scrubber.TwitterText
843 @default_scrubbers Pleroma.Config.get([:markup, :scrub_policy])
845 def html_filter_policy(_), do: @default_scrubbers
847 def get_or_fetch_by_ap_id(ap_id) do
848 user = get_by_ap_id(ap_id)
850 if !is_nil(user) and !User.needs_update?(user) do
853 ap_try = ActivityPub.make_user_from_ap_id(ap_id)
860 case OStatus.make_user(ap_id) do
862 _ -> {:error, "Could not fetch by AP id"}
868 def get_or_create_instance_user do
869 relay_uri = "#{Pleroma.Web.Endpoint.url()}/relay"
871 if user = get_by_ap_id(relay_uri) do
875 %User{info: %User.Info{}}
876 |> cast(%{}, [:ap_id, :nickname, :local])
877 |> put_change(:ap_id, relay_uri)
878 |> put_change(:nickname, nil)
879 |> put_change(:local, true)
880 |> put_change(:follower_address, relay_uri <> "/followers")
882 {:ok, user} = Repo.insert(changes)
888 def public_key_from_info(%{
889 source_data: %{"publicKey" => %{"publicKeyPem" => public_key_pem}}
893 |> :public_key.pem_decode()
895 |> :public_key.pem_entry_decode()
901 def public_key_from_info(%{magic_key: magic_key}) do
902 {:ok, Pleroma.Web.Salmon.decode_key(magic_key)}
905 def get_public_key_for_ap_id(ap_id) do
906 with %User{} = user <- get_or_fetch_by_ap_id(ap_id),
907 {:ok, public_key} <- public_key_from_info(user.info) do
914 defp blank?(""), do: nil
915 defp blank?(n), do: n
917 def insert_or_update_user(data) do
920 |> Map.put(:name, blank?(data[:name]) || data[:nickname])
922 cs = User.remote_user_creation(data)
924 Repo.insert(cs, on_conflict: :replace_all, conflict_target: :nickname)
927 def ap_enabled?(%User{local: true}), do: true
928 def ap_enabled?(%User{info: info}), do: info.ap_enabled
929 def ap_enabled?(_), do: false
931 @doc "Gets or fetch a user by uri or nickname."
932 @spec get_or_fetch(String.t()) :: User.t()
933 def get_or_fetch("http" <> _host = uri), do: get_or_fetch_by_ap_id(uri)
934 def get_or_fetch(nickname), do: get_or_fetch_by_nickname(nickname)
936 # wait a period of time and return newest version of the User structs
937 # this is because we have synchronous follow APIs and need to simulate them
938 # with an async handshake
939 def wait_and_refresh(_, %User{local: true} = a, %User{local: true} = b) do
940 with %User{} = a <- Repo.get(User, a.id),
941 %User{} = b <- Repo.get(User, b.id) do
949 def wait_and_refresh(timeout, %User{} = a, %User{} = b) do
950 with :ok <- :timer.sleep(timeout),
951 %User{} = a <- Repo.get(User, a.id),
952 %User{} = b <- Repo.get(User, b.id) do
960 def parse_bio(bio, user \\ %User{info: %{source_data: %{}}})
961 def parse_bio(nil, _user), do: ""
962 def parse_bio(bio, _user) when bio == "", do: bio
964 def parse_bio(bio, user) do
965 mentions = Formatter.parse_mentions(bio)
966 tags = Formatter.parse_tags(bio)
969 (user.info.source_data["tag"] || [])
970 |> Enum.filter(fn %{"type" => t} -> t == "Emoji" end)
971 |> Enum.map(fn %{"icon" => %{"url" => url}, "name" => name} ->
972 {String.trim(name, ":"), url}
976 |> CommonUtils.format_input(mentions, tags, "text/plain")
977 |> Formatter.emojify(emoji)
980 def tag(user_identifiers, tags) when is_list(user_identifiers) do
981 Repo.transaction(fn ->
982 for user_identifier <- user_identifiers, do: tag(user_identifier, tags)
986 def tag(nickname, tags) when is_binary(nickname),
987 do: tag(User.get_by_nickname(nickname), tags)
989 def tag(%User{} = user, tags),
990 do: update_tags(user, Enum.uniq((user.tags || []) ++ normalize_tags(tags)))
992 def untag(user_identifiers, tags) when is_list(user_identifiers) do
993 Repo.transaction(fn ->
994 for user_identifier <- user_identifiers, do: untag(user_identifier, tags)
998 def untag(nickname, tags) when is_binary(nickname),
999 do: untag(User.get_by_nickname(nickname), tags)
1001 def untag(%User{} = user, tags),
1002 do: update_tags(user, (user.tags || []) -- normalize_tags(tags))
1004 defp update_tags(%User{} = user, new_tags) do
1005 {:ok, updated_user} =
1007 |> change(%{tags: new_tags})
1013 defp normalize_tags(tags) do
1016 |> Enum.map(&String.downcase(&1))
1019 defp local_nickname_regex() do
1020 if Pleroma.Config.get([:instance, :extended_nickname_format]) do
1021 @extended_local_nickname_regex
1023 @strict_local_nickname_regex