diff options
Diffstat (limited to 'lib/pleroma/upload')
-rw-r--r-- | lib/pleroma/upload/filter.ex | 17 | ||||
-rw-r--r-- | lib/pleroma/upload/filter/analyze_metadata.ex | 83 | ||||
-rw-r--r-- | lib/pleroma/upload/filter/anonymize_filename.ex | 6 | ||||
-rw-r--r-- | lib/pleroma/upload/filter/dedupe.ex | 6 | ||||
-rw-r--r-- | lib/pleroma/upload/filter/exiftool.ex | 17 | ||||
-rw-r--r-- | lib/pleroma/upload/filter/mogrifun.ex | 12 | ||||
-rw-r--r-- | lib/pleroma/upload/filter/mogrify.ex | 12 |
7 files changed, 125 insertions, 28 deletions
diff --git a/lib/pleroma/upload/filter.ex b/lib/pleroma/upload/filter.ex index dbdadc97f..e5db2fb20 100644 --- a/lib/pleroma/upload/filter.ex +++ b/lib/pleroma/upload/filter.ex @@ -1,5 +1,5 @@ # Pleroma: A lightweight social networking server -# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Upload.Filter do @@ -15,9 +15,13 @@ defmodule Pleroma.Upload.Filter do require Logger - @callback filter(Pleroma.Upload.t()) :: :ok | {:ok, Pleroma.Upload.t()} | {:error, any()} + @callback filter(upload :: struct()) :: + {:ok, :filtered} + | {:ok, :noop} + | {:ok, :filtered, upload :: struct()} + | {:error, any()} - @spec filter([module()], Pleroma.Upload.t()) :: {:ok, Pleroma.Upload.t()} | {:error, any()} + @spec filter([module()], upload :: struct()) :: {:ok, upload :: struct()} | {:error, any()} def filter([], upload) do {:ok, upload} @@ -25,10 +29,13 @@ defmodule Pleroma.Upload.Filter do def filter([filter | rest], upload) do case filter.filter(upload) do - :ok -> + {:ok, :filtered} -> filter(rest, upload) - {:ok, upload} -> + {:ok, :filtered, upload} -> + filter(rest, upload) + + {:ok, :noop} -> filter(rest, upload) error -> diff --git a/lib/pleroma/upload/filter/analyze_metadata.ex b/lib/pleroma/upload/filter/analyze_metadata.ex new file mode 100644 index 000000000..c89c30fc1 --- /dev/null +++ b/lib/pleroma/upload/filter/analyze_metadata.ex @@ -0,0 +1,83 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Upload.Filter.AnalyzeMetadata do + @moduledoc """ + Extracts metadata about the upload, such as width/height + """ + require Logger + + @behaviour Pleroma.Upload.Filter + + @spec filter(Pleroma.Upload.t()) :: + {:ok, :filtered, Pleroma.Upload.t()} | {:ok, :noop} | {:error, String.t()} + def filter(%Pleroma.Upload{tempfile: file, content_type: "image" <> _} = upload) do + try do + image = + file + |> Mogrify.open() + |> Mogrify.verbose() + + upload = + upload + |> Map.put(:width, image.width) + |> Map.put(:height, image.height) + |> Map.put(:blurhash, get_blurhash(file)) + + {:ok, :filtered, upload} + rescue + e in ErlangError -> + Logger.warn("#{__MODULE__}: #{inspect(e)}") + {:ok, :noop} + end + end + + def filter(%Pleroma.Upload{tempfile: file, content_type: "video" <> _} = upload) do + try do + result = media_dimensions(file) + + upload = + upload + |> Map.put(:width, result.width) + |> Map.put(:height, result.height) + + {:ok, :filtered, upload} + rescue + e in ErlangError -> + Logger.warn("#{__MODULE__}: #{inspect(e)}") + {:ok, :noop} + end + end + + def filter(_), do: {:ok, :noop} + + defp get_blurhash(file) do + with {:ok, blurhash} <- :eblurhash.magick(file) do + blurhash + else + _ -> nil + end + end + + defp media_dimensions(file) do + with executable when is_binary(executable) <- System.find_executable("ffprobe"), + args = [ + "-v", + "error", + "-show_entries", + "stream=width,height", + "-of", + "csv=p=0:s=x", + file + ], + {result, 0} <- System.cmd(executable, args), + [width, height] <- + String.split(String.trim(result), "x") |> Enum.map(&String.to_integer(&1)) do + %{width: width, height: height} + else + nil -> {:error, {:ffprobe, :command_not_found}} + {:error, _} = error -> error + end + end +end diff --git a/lib/pleroma/upload/filter/anonymize_filename.ex b/lib/pleroma/upload/filter/anonymize_filename.ex index 07ead8203..7e62b3d13 100644 --- a/lib/pleroma/upload/filter/anonymize_filename.ex +++ b/lib/pleroma/upload/filter/anonymize_filename.ex @@ -1,5 +1,5 @@ # Pleroma: A lightweight social networking server -# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Upload.Filter.AnonymizeFilename do @@ -16,9 +16,11 @@ defmodule Pleroma.Upload.Filter.AnonymizeFilename do def filter(%Upload{name: name} = upload) do extension = List.last(String.split(name, ".")) name = predefined_name(extension) || random(extension) - {:ok, %Upload{upload | name: name}} + {:ok, :filtered, %Upload{upload | name: name}} end + def filter(_), do: {:ok, :noop} + @spec predefined_name(String.t()) :: String.t() | nil defp predefined_name(extension) do with name when not is_nil(name) <- Config.get([__MODULE__, :text]), diff --git a/lib/pleroma/upload/filter/dedupe.ex b/lib/pleroma/upload/filter/dedupe.ex index 41218a918..2bf581b05 100644 --- a/lib/pleroma/upload/filter/dedupe.ex +++ b/lib/pleroma/upload/filter/dedupe.ex @@ -1,5 +1,5 @@ # Pleroma: A lightweight social networking server -# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Upload.Filter.Dedupe do @@ -17,8 +17,8 @@ defmodule Pleroma.Upload.Filter.Dedupe do |> Base.encode16(case: :lower) filename = shasum <> "." <> extension - {:ok, %Upload{upload | id: shasum, path: filename}} + {:ok, :filtered, %Upload{upload | id: shasum, path: filename}} end - def filter(_), do: :ok + def filter(_), do: {:ok, :noop} end diff --git a/lib/pleroma/upload/filter/exiftool.ex b/lib/pleroma/upload/filter/exiftool.ex index ea8798fe3..a2bfbbf61 100644 --- a/lib/pleroma/upload/filter/exiftool.ex +++ b/lib/pleroma/upload/filter/exiftool.ex @@ -1,5 +1,5 @@ # Pleroma: A lightweight social networking server -# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Upload.Filter.Exiftool do @@ -9,18 +9,23 @@ defmodule Pleroma.Upload.Filter.Exiftool do """ @behaviour Pleroma.Upload.Filter - @spec filter(Pleroma.Upload.t()) :: :ok | {:error, String.t()} + @spec filter(Pleroma.Upload.t()) :: {:ok, any()} | {:error, String.t()} + + # Formats not compatible with exiftool at this time + def filter(%Pleroma.Upload{content_type: "image/heic"}), do: {:ok, :noop} + def filter(%Pleroma.Upload{content_type: "image/webp"}), do: {:ok, :noop} + def filter(%Pleroma.Upload{tempfile: file, content_type: "image" <> _}) do try do case System.cmd("exiftool", ["-overwrite_original", "-gps:all=", file], parallelism: true) do - {_response, 0} -> :ok + {_response, 0} -> {:ok, :filtered} {error, 1} -> {:error, error} end rescue - _e in ErlangError -> - {:error, "exiftool command not found"} + e in ErlangError -> + {:error, "#{__MODULE__}: #{inspect(e)}"} end end - def filter(_), do: :ok + def filter(_), do: {:ok, :noop} end diff --git a/lib/pleroma/upload/filter/mogrifun.ex b/lib/pleroma/upload/filter/mogrifun.ex index c8fa7b190..01126aaeb 100644 --- a/lib/pleroma/upload/filter/mogrifun.ex +++ b/lib/pleroma/upload/filter/mogrifun.ex @@ -1,5 +1,5 @@ # Pleroma: A lightweight social networking server -# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Upload.Filter.Mogrifun do @@ -38,16 +38,16 @@ defmodule Pleroma.Upload.Filter.Mogrifun do [{"fill", "yellow"}, {"tint", "40"}] ] - @spec filter(Pleroma.Upload.t()) :: :ok | {:error, String.t()} + @spec filter(Pleroma.Upload.t()) :: {:ok, atom()} | {:error, String.t()} def filter(%Pleroma.Upload{tempfile: file, content_type: "image" <> _}) do try do Filter.Mogrify.do_filter(file, [Enum.random(@filters)]) - :ok + {:ok, :filtered} rescue - _e in ErlangError -> - {:error, "mogrify command not found"} + e in ErlangError -> + {:error, "#{__MODULE__}: #{inspect(e)}"} end end - def filter(_), do: :ok + def filter(_), do: {:ok, :noop} end diff --git a/lib/pleroma/upload/filter/mogrify.ex b/lib/pleroma/upload/filter/mogrify.ex index 7a45add5a..f27aefc22 100644 --- a/lib/pleroma/upload/filter/mogrify.ex +++ b/lib/pleroma/upload/filter/mogrify.ex @@ -1,5 +1,5 @@ # Pleroma: A lightweight social networking server -# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Upload.Filter.Mogrify do @@ -8,18 +8,18 @@ defmodule Pleroma.Upload.Filter.Mogrify do @type conversion :: action :: String.t() | {action :: String.t(), opts :: String.t()} @type conversions :: conversion() | [conversion()] - @spec filter(Pleroma.Upload.t()) :: :ok | {:error, String.t()} + @spec filter(Pleroma.Upload.t()) :: {:ok, :atom} | {:error, String.t()} def filter(%Pleroma.Upload{tempfile: file, content_type: "image" <> _}) do try do do_filter(file, Pleroma.Config.get!([__MODULE__, :args])) - :ok + {:ok, :filtered} rescue - _e in ErlangError -> - {:error, "mogrify command not found"} + e in ErlangError -> + {:error, "#{__MODULE__}: #{inspect(e)}"} end end - def filter(_), do: :ok + def filter(_), do: {:ok, :noop} def do_filter(file, filters) do file |