Delete attachments when status is deleted

test/object_test.exs

@@ -71,6 +71,74 @@ defmodule Pleroma.ObjectTest do
     end
   end
 
+  describe "delete attachments" do
+    clear_config([Pleroma.Upload])
+
+    test "in subdirectories" do
+      Pleroma.Config.put([Pleroma.Upload, :uploader], Pleroma.Uploaders.Local)
+
+      file = %Plug.Upload{
+        content_type: "image/jpg",
+        path: Path.absname("test/fixtures/image.jpg"),
+        filename: "an_image.jpg"
+      }
+
+      user = insert(:user)
+
+      {:ok, %Object{} = attachment} =
+        Pleroma.Web.ActivityPub.ActivityPub.upload(file, actor: user.ap_id)
+
+      %{data: %{"attachment" => [%{"url" => [%{"href" => href}]}]}} =
+        note = insert(:note, %{user: user, data: %{"attachment" => [attachment.data]}})
+
+      uploads_dir = Pleroma.Config.get!([Pleroma.Uploaders.Local, :uploads])
+
+      path = href |> Path.dirname() |> Path.basename()
+
+      assert {:ok, ["an_image.jpg"]} == File.ls("#{uploads_dir}/#{path}")
+
+      Object.delete(note)
+
+      assert Object.get_by_id(attachment.id) == nil
+
+      assert {:ok, []} == File.ls("#{uploads_dir}/#{path}")
+    end
+
+    test "with dedupe enabled" do
+      Pleroma.Config.put([Pleroma.Upload, :uploader], Pleroma.Uploaders.Local)
+      Pleroma.Config.put([Pleroma.Upload, :filters], [Pleroma.Upload.Filter.Dedupe])
+
+      uploads_dir = Pleroma.Config.get!([Pleroma.Uploaders.Local, :uploads])
+
+      File.mkdir_p!(uploads_dir)
+
+      file = %Plug.Upload{
+        content_type: "image/jpg",
+        path: Path.absname("test/fixtures/image.jpg"),
+        filename: "an_image.jpg"
+      }
+
+      user = insert(:user)
+
+      {:ok, %Object{} = attachment} =
+        Pleroma.Web.ActivityPub.ActivityPub.upload(file, actor: user.ap_id)
+
+      %{data: %{"attachment" => [%{"url" => [%{"href" => href}]}]}} =
+        note = insert(:note, %{user: user, data: %{"attachment" => [attachment.data]}})
+
+      filename = Path.basename(href)
+
+      assert {:ok, files} = File.ls(uploads_dir)
+      assert filename in files
+
+      Object.delete(note)
+
+      assert Object.get_by_id(attachment.id) == nil
+      assert {:ok, files} = File.ls(uploads_dir)
+      refute filename in files
+    end
+  end
+
   describe "normalizer" do
     test "fetches unknown objects by default" do
       %Object{} =

test/uploaders/local_test.exs

@@ -29,4 +29,25 @@ defmodule Pleroma.Uploaders.LocalTest do
              |> File.exists?()
     end
   end
+
+  describe "delete_file/1" do
+    test "deletes local file" do
+      file_path = "local_upload/files/image.jpg"
+
+      file = %Pleroma.Upload{
+        name: "image.jpg",
+        content_type: "image/jpg",
+        path: file_path,
+        tempfile: Path.absname("test/fixtures/image_tmp.jpg")
+      }
+
+      :ok = Local.put_file(file)
+      local_path = Path.join([Local.upload_path(), file_path])
+      assert File.exists?(local_path)
+
+      Local.delete_file(file_path)
+
+      refute File.exists?(local_path)
+    end
+  end
 end

test/uploaders/s3_test.exs

@@ -79,4 +79,11 @@ defmodule Pleroma.Uploaders.S3Test do
       end
     end
   end
+
+  describe "delete_file/1" do
+    test_with_mock "deletes file", ExAws, request: fn _req -> {:ok, %{status_code: 204}} end do
+      assert :ok = S3.delete_file("image.jpg")
+      assert_called(ExAws.request(:_))
+    end
+  end
 end