Ignores in exiftool read descriptions

4 files changed, 31 insertions, 1 deletions

diff --git a/lib/pleroma/upload/filter/exiftool/read_description.ex b/lib/pleroma/upload/filter/exiftool/read_description.ex
index 03d698a81..543b22031 100644
--- a/lib/pleroma/upload/filter/exiftool/read_description.ex
+++ b/lib/pleroma/upload/filter/exiftool/read_description.ex
@@ -33,7 +33,10 @@ defmodule Pleroma.Upload.Filter.Exiftool.ReadDescription do
   defp read_when_empty(_, file, tag) do
     try do
       {tag_content, 0} =
-        System.cmd("exiftool", ["-b", "-s3", tag, file], stderr_to_stdout: true, parallelism: true)
+        System.cmd("exiftool", ["-b", "-s3", tag, file],
+          stderr_to_stdout: false,
+          parallelism: true
+        )
 
       tag_content = String.trim(tag_content)
 
diff --git a/test/fixtures/image_with_imagedescription_and_caption-abstract_and_stray_data_after.png b/test/fixtures/image_with_imagedescription_and_caption-abstract_and_stray_data_after.png
new file mode 100644
index 000000000..7ce8640fa
--- /dev/null
+++ b/test/fixtures/image_with_imagedescription_and_caption-abstract_and_stray_data_after.png
diff --git a/test/fixtures/image_with_stray_data_after.png b/test/fixtures/image_with_stray_data_after.png
new file mode 100755
index 000000000..a280e4377
--- /dev/null
+++ b/test/fixtures/image_with_stray_data_after.png
diff --git a/test/pleroma/upload/filter/exiftool/read_description_test.exs b/test/pleroma/upload/filter/exiftool/read_description_test.exs
index 7389fda47..7cc83969d 100644
--- a/test/pleroma/upload/filter/exiftool/read_description_test.exs
+++ b/test/pleroma/upload/filter/exiftool/read_description_test.exs
@@ -42,6 +42,33 @@ defmodule Pleroma.Upload.Filter.Exiftool.ReadDescriptionTest do
              {:ok, :filtered, uploads_after}
   end
 
+  test "Ignores warnings" do
+    uploads = %Pleroma.Upload{
+      name: "image_with_imagedescription_and_caption-abstract_and_stray_data_after.png",
+      content_type: "image/png",
+      path:
+        Path.absname(
+          "test/fixtures/image_with_imagedescription_and_caption-abstract_and_stray_data_after.png"
+        ),
+      tempfile:
+        Path.absname(
+          "test/fixtures/image_with_imagedescription_and_caption-abstract_and_stray_data_after.png"
+        )
+    }
+
+    assert {:ok, :filtered, %{description: "a descriptive white pixel"}} =
+             Filter.Exiftool.ReadDescription.filter(uploads)
+
+    uploads = %Pleroma.Upload{
+      name: "image_with_stray_data_after.png",
+      content_type: "image/png",
+      path: Path.absname("test/fixtures/image_with_stray_data_after.png"),
+      tempfile: Path.absname("test/fixtures/image_with_stray_data_after.png")
+    }
+
+    assert {:ok, :filtered, %{description: nil}} = Filter.Exiftool.ReadDescription.filter(uploads)
+  end
+
   test "otherwise returns iptc:Caption-Abstract when present" do
     upload = %Pleroma.Upload{
       name: "image_with_caption-abstract.jpg",