formatter.ex 3.42 KB
Newer Older
lain's avatar
lain committed
1
defmodule Pleroma.Formatter do
2
  alias Pleroma.User
lain's avatar
lain committed
3

eal's avatar
eal committed
4
  @link_regex ~r/https?:\/\/[\w\.\/?=\-#%&@~\(\)]+[\w\/]/u
lain's avatar
lain committed
5
6
7
8
9
  def linkify(text) do
    Regex.replace(@link_regex, text, "<a href='\\0'>\\0</a>")
  end

  @tag_regex ~r/\#\w+/u
10
  def parse_tags(text, data \\ %{}) do
lain's avatar
lain committed
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).()
lain's avatar
lain committed
14
  end
15
16
17

  def parse_mentions(text) do
    # 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
21
22
23
24
25

    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
lain's avatar
lain committed
26

eal's avatar
eal committed
27
28
29
30
31
32
33
34
35
  def html_escape(text) do
    Regex.split(@link_regex, text, include_captures: true)
    |> Enum.map_every(2, fn chunk ->
      {:safe, part} = Phoenix.HTML.html_escape(chunk)
      part
    end)
    |> Enum.join("")
  end

lain's avatar
lain committed
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
  @finmoji [
    "a_trusted_friend",
    "alandislands",
    "association",
    "auroraborealis",
    "baby_in_a_box",
    "bear",
    "black_gold",
    "christmasparty",
    "crosscountryskiing",
    "cupofcoffee",
    "education",
    "fashionista_finns",
    "finnishlove",
    "flag",
    "forest",
    "four_seasons_of_bbq",
    "girlpower",
    "handshake",
    "happiness",
    "headbanger",
    "icebreaker",
    "iceman",
    "joulutorttu",
    "kaamos",
    "kalsarikannit_f",
    "kalsarikannit_m",
    "karjalanpiirakka",
    "kicksled",
    "kokko",
    "lavatanssit",
    "losthopes_f",
    "losthopes_m",
    "mattinykanen",
    "meanwhileinfinland",
    "moominmamma",
    "nordicfamily",
    "out_of_office",
    "peacemaker",
    "perkele",
    "pesapallo",
    "polarbear",
    "pusa_hispida_saimensis",
    "reindeer",
    "sami",
    "sauna_f",
    "sauna_m",
    "sauna_whisk",
    "sisu",
    "stuck",
    "suomimainittu",
    "superfood",
    "swan",
    "the_cap",
    "the_conductor",
    "the_king",
    "the_voice",
    "theoriginalsanta",
    "tomoffinland",
    "torillatavataan",
    "unbreakable",
    "waiting",
    "white_nights",
    "woollysocks"
  ]

  @finmoji_with_filenames Enum.map(@finmoji, fn (finmoji) ->
    {finmoji, "/finmoji/128px/#{finmoji}-128.png"}
  end)
lain's avatar
lain committed
105

lain's avatar
lain committed
106
107
108
109
110
111
112
113
114
115
116
117
118
  @emoji_from_file (with {:ok, file} <- File.read("config/emoji.txt") do
                     file
                     |> String.trim
                     |> String.split("\n")
                     |> Enum.map(fn(line) ->
                       [name, file] = String.split(line, ", ")
                       {name, file}
                     end)
                    else
                      _ -> []
                   end)

  @emoji @finmoji_with_filenames ++ @emoji_from_file
lain's avatar
lain committed
119

lain's avatar
lain committed
120
121
  def emojify(text, additional \\ nil) do
    all_emoji = if additional do
lain's avatar
lain committed
122
      Map.to_list(additional) ++ @emoji
lain's avatar
lain committed
123
124
125
126
127
    else
      @emoji
    end

    Enum.reduce(all_emoji, text, fn ({emoji, file}, text) ->
lain's avatar
lain committed
128
      String.replace(text, ":#{emoji}:", "<img height='32px' width='32px' alt='#{emoji}' title='#{emoji}' src='#{file}' />")
lain's avatar
lain committed
129
130
    end)
  end
lain's avatar
lain committed
131
132
133
134

  def get_emoji(text) do
    Enum.filter(@emoji, fn ({emoji, _}) -> String.contains?(text, ":#{emoji}:") end)
  end
eal's avatar
eal committed
135
136
137
138

  def get_custom_emoji() do
    @emoji
  end
lain's avatar
lain committed
139
end