mirror of
https://akkoma.dev/AkkomaGang/akkoma.git
synced 2024-11-27 16:24:23 +00:00
109 lines
2.7 KiB
Elixir
109 lines
2.7 KiB
Elixir
defmodule Pleroma.Upload do
|
|
alias Ecto.UUID
|
|
alias Pleroma.Web
|
|
|
|
def store(%Plug.Upload{} = file) do
|
|
uuid = UUID.generate()
|
|
upload_folder = Path.join(upload_path(), uuid)
|
|
File.mkdir_p!(upload_folder)
|
|
result_file = Path.join(upload_folder, file.filename)
|
|
File.cp!(file.path, result_file)
|
|
|
|
# fix content type on some image uploads
|
|
content_type =
|
|
if file.content_type in [nil, "application/octet-stream"] do
|
|
get_content_type(file.path)
|
|
else
|
|
file.content_type
|
|
end
|
|
|
|
%{
|
|
"type" => "Image",
|
|
"url" => [
|
|
%{
|
|
"type" => "Link",
|
|
"mediaType" => content_type,
|
|
"href" => url_for(Path.join(uuid, :cow_uri.urlencode(file.filename)))
|
|
}
|
|
],
|
|
"name" => file.filename,
|
|
"uuid" => uuid
|
|
}
|
|
end
|
|
|
|
def store(%{"img" => "data:image/" <> image_data}) do
|
|
parsed = Regex.named_captures(~r/(?<filetype>jpeg|png|gif);base64,(?<data>.*)/, image_data)
|
|
data = Base.decode64!(parsed["data"])
|
|
uuid = UUID.generate()
|
|
upload_folder = Path.join(upload_path(), uuid)
|
|
File.mkdir_p!(upload_folder)
|
|
filename = Base.encode16(:crypto.hash(:sha256, data)) <> ".#{parsed["filetype"]}"
|
|
result_file = Path.join(upload_folder, filename)
|
|
|
|
File.write!(result_file, data)
|
|
|
|
content_type = "image/#{parsed["filetype"]}"
|
|
|
|
%{
|
|
"type" => "Image",
|
|
"url" => [
|
|
%{
|
|
"type" => "Link",
|
|
"mediaType" => content_type,
|
|
"href" => url_for(Path.join(uuid, :cow_uri.urlencode(filename)))
|
|
}
|
|
],
|
|
"name" => filename,
|
|
"uuid" => uuid
|
|
}
|
|
end
|
|
|
|
def upload_path do
|
|
settings = Application.get_env(:pleroma, Pleroma.Upload)
|
|
Keyword.fetch!(settings, :uploads)
|
|
end
|
|
|
|
defp url_for(file) do
|
|
"#{Web.base_url()}/media/#{file}"
|
|
end
|
|
|
|
def get_content_type(file) do
|
|
match =
|
|
File.open(file, [:read], fn f ->
|
|
case IO.binread(f, 8) do
|
|
<<0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A>> ->
|
|
"image/png"
|
|
|
|
<<0x47, 0x49, 0x46, 0x38, _, 0x61, _, _>> ->
|
|
"image/gif"
|
|
|
|
<<0xFF, 0xD8, 0xFF, _, _, _, _, _>> ->
|
|
"image/jpeg"
|
|
|
|
<<0x1A, 0x45, 0xDF, 0xA3, _, _, _, _>> ->
|
|
"video/webm"
|
|
|
|
<<0x00, 0x00, 0x00, _, 0x66, 0x74, 0x79, 0x70>> ->
|
|
"video/mp4"
|
|
|
|
<<0x49, 0x44, 0x33, _, _, _, _, _>> ->
|
|
"audio/mpeg"
|
|
|
|
<<0x4F, 0x67, 0x67, 0x53, 0x00, 0x02, 0x00, 0x00>> ->
|
|
"audio/ogg"
|
|
|
|
<<0x52, 0x49, 0x46, 0x46, _, _, _, _>> ->
|
|
"audio/wav"
|
|
|
|
_ ->
|
|
"application/octet-stream"
|
|
end
|
|
end)
|
|
|
|
case match do
|
|
{:ok, type} -> type
|
|
_e -> "application/octet-stream"
|
|
end
|
|
end
|
|
end
|