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

   1 defmodule Pleroma.Upload do
   2   alias Ecto.UUID
   3   alias Pleroma.Web
   4   def store(%Plug.Upload{} = file) do
   5     uuid = UUID.generate
   6     upload_folder = Path.join(upload_path(), uuid)
   7     File.mkdir_p!(upload_folder)
   8     result_file = Path.join(upload_folder, file.filename)
   9     File.cp!(file.path, result_file)
  10
  11     # fix content type on some image uploads
  12     matches = Regex.named_captures(~r/\.(?<ext>(jpg|jpeg|png|gif))$/i, file.filename)
  13     content_type = if file.content_type == "application/octet-stream" and matches do
  14       if matches["ext"] == "jpg", do: "image/jpeg", else: "image/#{matches["ext"]}"
  15     else
  16       file.content_type
  17     end
  18
  19     %{
  20       "type" => "Image",
  21       "url" => [%{
  22         "type" => "Link",
  23         "mediaType" => content_type,
  24         "href" => url_for(Path.join(uuid, :cow_uri.urlencode(file.filename)))
  25       }],
  26       "name" => file.filename,
  27       "uuid" => uuid
  28     }
  29   end
  30
  31   def store(%{"img" => "data:image/" <> image_data}) do
  32     parsed = Regex.named_captures(~r/(?<filetype>jpeg|png|gif);base64,(?<data>.*)/, image_data)
  33     data = Base.decode64!(parsed["data"])
  34     uuid = UUID.generate
  35     upload_folder = Path.join(upload_path(), uuid)
  36     File.mkdir_p!(upload_folder)
  37     filename = Base.encode16(:crypto.hash(:sha256, data)) <> ".#{parsed["filetype"]}"
  38     result_file = Path.join(upload_folder, filename)
  39
  40     File.write!(result_file, data)
  41
  42     content_type = "image/#{parsed["filetype"]}"
  43
  44     %{
  45       "type" => "Image",
  46       "url" => [%{
  47         "type" => "Link",
  48         "mediaType" => content_type,
  49         "href" => url_for(Path.join(uuid, :cow_uri.urlencode(filename)))
  50       }],
  51       "name" => filename,
  52       "uuid" => uuid
  53     }
  54   end
  55
  56   defp upload_path do
  57     settings = Application.get_env(:pleroma, Pleroma.Upload)
  58     Keyword.fetch!(settings, :uploads)
  59   end
  60
  61   defp url_for(file) do
  62     "#{Web.base_url()}/media/#{file}"
  63   end
  64 end