1 defmodule Pleroma.Upload do
5 def store(%Plug.Upload{} = file, should_dedupe) do
6 content_type = get_content_type(file.path)
7 uuid = get_uuid(file, should_dedupe)
8 name = get_name(file, uuid, content_type, should_dedupe)
9 upload_folder = get_upload_path(uuid, should_dedupe)
10 url_path = get_url(name, uuid, should_dedupe)
12 File.mkdir_p!(upload_folder)
13 result_file = Path.join(upload_folder, name)
15 if File.exists?(result_file) do
18 File.cp!(file.path, result_file)
26 "mediaType" => content_type,
34 def store(%{"img" => "data:image/" <> image_data}, should_dedupe) do
35 parsed = Regex.named_captures(~r/(?<filetype>jpeg|png|gif);base64,(?<data>.*)/, image_data)
36 data = Base.decode64!(parsed["data"], ignore: :whitespace)
37 uuid = UUID.generate()
38 uuidpath = Path.join(upload_path(), uuid)
39 uuid = UUID.generate()
41 File.mkdir_p!(upload_path())
43 File.write!(uuidpath, data)
45 content_type = get_content_type(uuidpath)
49 String.downcase(Base.encode16(:crypto.hash(:sha256, data))),
54 upload_folder = get_upload_path(uuid, should_dedupe)
55 url_path = get_url(name, uuid, should_dedupe)
57 File.mkdir_p!(upload_folder)
58 result_file = Path.join(upload_folder, name)
61 if !File.exists?(result_file) do
62 File.rename(uuidpath, result_file)
67 File.rename(uuidpath, result_file)
75 "mediaType" => content_type,
83 def strip_exif_data(file) do
84 settings = Application.get_env(:pleroma, Pleroma.Upload)
85 @do_strip = Keyword.fetch!(settings, :strip_exif)
87 if @do_strip == true do
88 Mogrify.open(file) |> Mogrify.custom("strip") |> Mogrify.save(in_place: true)
93 settings = Application.get_env(:pleroma, Pleroma.Upload)
94 Keyword.fetch!(settings, :uploads)
97 defp create_name(uuid, ext, type) do
99 "application/octet-stream" ->
100 String.downcase(Enum.join([uuid, ext], "."))
103 String.downcase(Enum.join([uuid, "mp3"], "."))
106 String.downcase(Enum.join([uuid, List.last(String.split(type, "/"))], "."))
110 defp get_uuid(file, should_dedupe) do
112 Base.encode16(:crypto.hash(:sha256, File.read!(file.path)))
118 defp get_name(file, uuid, type, should_dedupe) do
120 create_name(uuid, List.last(String.split(file.filename, ".")), type)
122 unless String.contains?(file.filename, ".") do
124 "image/png" -> file.filename <> ".png"
125 "image/jpeg" -> file.filename <> ".jpg"
126 "image/gif" -> file.filename <> ".gif"
127 "video/webm" -> file.filename <> ".webm"
128 "video/mp4" -> file.filename <> ".mp4"
129 "audio/mpeg" -> file.filename <> ".mp3"
130 "audio/ogg" -> file.filename <> ".ogg"
131 "audio/wav" -> file.filename <> ".wav"
140 defp get_upload_path(uuid, should_dedupe) do
144 Path.join(upload_path(), uuid)
148 defp get_url(name, uuid, should_dedupe) do
150 url_for(:cow_uri.urlencode(name))
152 url_for(Path.join(uuid, :cow_uri.urlencode(name)))
156 defp url_for(file) do
157 "#{Web.base_url()}/media/#{file}"
160 def get_content_type(file) do
162 File.open(file, [:read], fn f ->
163 case IO.binread(f, 8) do
164 <<0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A>> ->
167 <<0x47, 0x49, 0x46, 0x38, _, 0x61, _, _>> ->
170 <<0xFF, 0xD8, 0xFF, _, _, _, _, _>> ->
173 <<0x1A, 0x45, 0xDF, 0xA3, _, _, _, _>> ->
176 <<0x00, 0x00, 0x00, _, 0x66, 0x74, 0x79, 0x70>> ->
179 <<0x49, 0x44, 0x33, _, _, _, _, _>> ->
182 <<255, 251, _, 68, 0, 0, 0, 0>> ->
185 <<0x4F, 0x67, 0x67, 0x53, 0x00, 0x02, 0x00, 0x00>> ->
188 <<0x52, 0x49, 0x46, 0x46, _, _, _, _>> ->
192 "application/octet-stream"
198 _e -> "application/octet-stream"