defmodule Pleroma.Formatter do alias Pleroma.User @link_regex ~r/https?:\/\/[\w\.\/?=\-#]+[\w]/ def linkify(text) do Regex.replace(@link_regex, text, "\\0") end @tag_regex ~r/\#\w+/u def parse_tags(text) do Regex.scan(@tag_regex, text) |> Enum.map(fn (["#" <> tag = full_tag]) -> {full_tag, tag} end) end def parse_mentions(text) do # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address 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])?)*/ Regex.scan(regex, text) |> List.flatten |> Enum.uniq |> Enum.map(fn ("@" <> match = full_match) -> {full_match, User.get_cached_by_nickname(match)} end) |> Enum.filter(fn ({_match, user}) -> user end) end end