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Merge branch 'exif' into 'develop'

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Ensure StripLocation works for PNGs

See merge request pleroma/pleroma!4167
This commit is contained in:
lain 2024-06-30 09:28:17 +00:00
commit ccbbee7963
5 changed files with 24 additions and 19 deletions
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2
.gitignore vendored
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@ -6,7 +6,7 @@
/test/instance
/test/uploads
/.elixir_ls
/test/fixtures/DSCN0010_tmp.jpg
/test/fixtures/DSCN0010_tmp*
/test/fixtures/test_tmp.txt
/test/fixtures/image_tmp.jpg
/test/tmp/

1
changelog.d/4167-strip-gps-info-in-png.fix Normal file
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@ -0,0 +1 @@
Ensure that StripLocation actually removes everything resembling GPS data from PNGs

4
lib/pleroma/upload/filter/exiftool/strip_location.ex
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@ -16,7 +16,9 @@ def filter(%Pleroma.Upload{content_type: "image/svg" <> _}), 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
case System.cmd("exiftool", ["-overwrite_original", "-gps:all=", "-png:all=", file],
parallelism: true
) do
{_response, 0} -> {:ok, :filtered}
{error, 1} -> {:error, error}
end

BIN
test/fixtures/DSCN0010.png vendored Normal file
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36
test/pleroma/upload/filter/exiftool/strip_location_test.exs
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@ -9,29 +9,31 @@ defmodule Pleroma.Upload.Filter.Exiftool.StripLocationTest do
test "apply exiftool filter" do
assert Pleroma.Utils.command_available?("exiftool")
File.cp!(
"test/fixtures/DSCN0010.jpg",
"test/fixtures/DSCN0010_tmp.jpg"
)
~w{jpg png}
|> Enum.map(fn type ->
File.cp!(
"test/fixtures/DSCN0010.#{type}",
"test/fixtures/DSCN0010_tmp.#{type}"
)
upload = %Pleroma.Upload{
name: "image_with_GPS_data.jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/DSCN0010.jpg"),
tempfile: Path.absname("test/fixtures/DSCN0010_tmp.jpg")
}
upload = %Pleroma.Upload{
name: "image_with_GPS_data.#{type}",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/DSCN0010.#{type}"),
tempfile: Path.absname("test/fixtures/DSCN0010_tmp.#{type}")
}
assert Filter.Exiftool.StripLocation.filter(upload) == {:ok, :filtered}
assert Filter.Exiftool.StripLocation.filter(upload) == {:ok, :filtered}
{exif_original, 0} = System.cmd("exiftool", ["test/fixtures/DSCN0010.jpg"])
{exif_filtered, 0} = System.cmd("exiftool", ["test/fixtures/DSCN0010_tmp.jpg"])
{exif_original, 0} = System.cmd("exiftool", ["test/fixtures/DSCN0010.#{type}"])
{exif_filtered, 0} = System.cmd("exiftool", ["test/fixtures/DSCN0010_tmp.#{type}"])
refute exif_original == exif_filtered
assert String.match?(exif_original, ~r/GPS/)
refute String.match?(exif_filtered, ~r/GPS/)
assert String.match?(exif_original, ~r/GPS/)
refute String.match?(exif_filtered, ~r/GPS/)
end)
end
test "verify webp, heic, svg files are skipped" do
test "verify webp, heic, svg files are skipped" do
uploads =
~w{webp heic svg svg+xml}
|> Enum.map(fn type ->