git.squeep.com Git - akkoma/blob - lib/pleroma/formatter.ex

   1 defmodule Pleroma.Formatter do
   2   alias Pleroma.User
   3
   4   @link_regex ~r/https?:\/\/[\w\.\/?=\-#%&@~\(\)]+[\w\/]/u
   5   def linkify(text) do
   6     Regex.replace(@link_regex, text, "<a href='\\0'>\\0</a>")
   7   end
   8
   9   @tag_regex ~r/\#\w+/u
  10   def parse_tags(text, data \\ %{}) do
  11     Regex.scan(@tag_regex, text)
  12     |> Enum.map(fn (["#" <> tag = full_tag]) -> {full_tag, String.downcase(tag)} end)
  13     |> (fn map -> if data["sensitive"], do: [{"#nsfw", "nsfw"}] ++ map, else: map end).()
  14   end
  15
  16   def parse_mentions(text) do
  17     # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
  18     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])?)*/u
  19
  20     Regex.scan(regex, text)
  21     |> List.flatten
  22     |> Enum.uniq
  23     |> Enum.map(fn ("@" <> match = full_match) -> {full_match, User.get_cached_by_nickname(match)} end)
  24     |> Enum.filter(fn ({_match, user}) -> user end)
  25   end
  26
  27   def html_escape(text) do
  28     Regex.split(@link_regex, text, include_captures: true)
  29     |> Enum.map_every(2, fn chunk ->
  30       {:safe, part} = Phoenix.HTML.html_escape(chunk)
  31       part
  32     end)
  33     |> Enum.join("")
  34   end
  35
  36   @finmoji [
  37     "a_trusted_friend",
  38     "alandislands",
  39     "association",
  40     "auroraborealis",
  41     "baby_in_a_box",
  42     "bear",
  43     "black_gold",
  44     "christmasparty",
  45     "crosscountryskiing",
  46     "cupofcoffee",
  47     "education",
  48     "fashionista_finns",
  49     "finnishlove",
  50     "flag",
  51     "forest",
  52     "four_seasons_of_bbq",
  53     "girlpower",
  54     "handshake",
  55     "happiness",
  56     "headbanger",
  57     "icebreaker",
  58     "iceman",
  59     "joulutorttu",
  60     "kaamos",
  61     "kalsarikannit_f",
  62     "kalsarikannit_m",
  63     "karjalanpiirakka",
  64     "kicksled",
  65     "kokko",
  66     "lavatanssit",
  67     "losthopes_f",
  68     "losthopes_m",
  69     "mattinykanen",
  70     "meanwhileinfinland",
  71     "moominmamma",
  72     "nordicfamily",
  73     "out_of_office",
  74     "peacemaker",
  75     "perkele",
  76     "pesapallo",
  77     "polarbear",
  78     "pusa_hispida_saimensis",
  79     "reindeer",
  80     "sami",
  81     "sauna_f",
  82     "sauna_m",
  83     "sauna_whisk",
  84     "sisu",
  85     "stuck",
  86     "suomimainittu",
  87     "superfood",
  88     "swan",
  89     "the_cap",
  90     "the_conductor",
  91     "the_king",
  92     "the_voice",
  93     "theoriginalsanta",
  94     "tomoffinland",
  95     "torillatavataan",
  96     "unbreakable",
  97     "waiting",
  98     "white_nights",
  99     "woollysocks"
 100   ]
 101
 102   @finmoji_with_filenames Enum.map(@finmoji, fn (finmoji) ->
 103     {finmoji, "/finmoji/128px/#{finmoji}-128.png"}
 104   end)
 105
 106   @emoji_from_file (with {:ok, file} <- File.read("config/emoji.txt") do
 107                      file
 108                      |> String.trim
 109                      |> String.split("\n")
 110                      |> Enum.map(fn(line) ->
 111                        [name, file] = String.split(line, ", ")
 112                        {name, file}
 113                      end)
 114                     else
 115                       _ -> []
 116                    end)
 117
 118   @emoji @finmoji_with_filenames ++ @emoji_from_file
 119
 120   def emojify(text, additional \\ nil) do
 121     all_emoji = if additional do
 122       Map.to_list(additional) ++ @emoji
 123     else
 124       @emoji
 125     end
 126
 127     Enum.reduce(all_emoji, text, fn ({emoji, file}, text) ->
 128       String.replace(text, ":#{emoji}:", "<img height='32px' width='32px' alt='#{emoji}' title='#{emoji}' src='#{file}' />")
 129     end)
 130   end
 131
 132   def get_emoji(text) do
 133     Enum.filter(@emoji, fn ({emoji, _}) -> String.contains?(text, ":#{emoji}:") end)
 134   end
 135
 136   def get_custom_emoji() do
 137     @emoji
 138   end
 139 end