+ bio
+ |> CommonUtils.format_input(mentions, tags, "text/plain")
+ |> Formatter.emojify(emoji)
+ end
+
+ def tag(user_identifiers, tags) when is_list(user_identifiers) do
+ Repo.transaction(fn ->
+ for user_identifier <- user_identifiers, do: tag(user_identifier, tags)
+ end)
+ end
+
+ def tag(nickname, tags) when is_binary(nickname),
+ do: tag(User.get_by_nickname(nickname), tags)
+
+ def tag(%User{} = user, tags),
+ do: update_tags(user, Enum.uniq(user.tags ++ normalize_tags(tags)))
+
+ def untag(user_identifiers, tags) when is_list(user_identifiers) do
+ Repo.transaction(fn ->
+ for user_identifier <- user_identifiers, do: untag(user_identifier, tags)
+ end)
+ end
+
+ def untag(nickname, tags) when is_binary(nickname),
+ do: untag(User.get_by_nickname(nickname), tags)
+
+ def untag(%User{} = user, tags), do: update_tags(user, user.tags -- normalize_tags(tags))
+
+ defp update_tags(%User{} = user, new_tags) do
+ {:ok, updated_user} =
+ user
+ |> change(%{tags: new_tags})
+ |> Repo.update()
+
+ updated_user
+ end
+
+ defp normalize_tags(tags) do
+ [tags]
+ |> List.flatten()
+ |> Enum.map(&String.downcase(&1))
+ end
+
+ defp local_nickname_regex() do
+ if Pleroma.Config.get([:instance, :extended_nickname_format]) do
+ @extended_local_nickname_regex
+ else
+ @strict_local_nickname_regex
+ end