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feat(pdfengines): apply multiple stamps and watermarks on every route

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This commit is contained in:
Julien Neuhart
2026-08-14 16:36:40 +02:00
parent e9a67132ec
commit 3de6932279
8 changed files with 302 additions and 248 deletions
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28
pkg/modules/libreoffice/routes.go
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@@ -37,10 +37,16 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
metadata := pdfengines.FormDataPdfMetadata(form, false)
encrypt := pdfengines.FormDataPdfEncrypt(form)
embedPaths := pdfengines.FormDataPdfEmbeds(form)
watermark := pdfengines.FormDataPdfWatermark(form, false)
watermarkFile := pdfengines.FormDataPdfWatermarkFile(form)
stamp := pdfengines.FormDataPdfStamp(form, false)
stampFile := pdfengines.FormDataPdfStampFile(form)
watermarks, wErr := pdfengines.FormDataPdfWatermarks(form)
if wErr != nil {
return fmt.Errorf("form data watermarks: %w", wErr)
}
stamps, sErr := pdfengines.FormDataPdfStamps(form)
if sErr != nil {
return fmt.Errorf("form data stamps: %w", sErr)
}
var watermarkFiles, stampFiles []string
form.Watermarks(&watermarkFiles).Stamps(&stampFiles)
angle, rotatePages := pdfengines.FormDataPdfRotate(form, false)
embedsMetadata := pdfengines.FormDataPdfEmbedsMetadata(form)
facturX, facturxXmlPath := pdfengines.FormDataPdfFacturX(form)
@@ -311,13 +317,13 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
return fmt.Errorf("validate form data: %w", err)
}
err = pdfengines.EnsureWatermarkFile(&watermark, watermarkFile)
err = pdfengines.BindWatermarkFiles(watermarks, watermarkFiles)
if err != nil {
return fmt.Errorf("validate watermark: %w", err)
return fmt.Errorf("bind watermark files: %w", err)
}
err = pdfengines.EnsureStampFile(&stamp, stampFile)
err = pdfengines.BindStampFiles(stamps, stampFiles)
if err != nil {
return fmt.Errorf("validate stamp: %w", err)
return fmt.Errorf("bind stamp files: %w", err)
}
err = pdfengines.ValidatePdfFormatsCompat(pdfFormats, encrypt.UserPassword, embedPaths)
@@ -339,7 +345,7 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
// requested. The conversion runs as a post-processing step below.
pdfFormats = pdfengines.FacturXPdfFormats(ctx, engine, facturX, pdfFormats, true, nil)
hasPostProcessing := watermark.Source != "" || stamp.Source != "" || angle != 0 ||
hasPostProcessing := len(watermarks) > 0 || len(stamps) > 0 || angle != 0 ||
len(embedPaths) > 0 || len(metadata) > 0 || flatten || facturX.ConformanceLevel != ""
outputPaths := make([]string, len(inputPaths))
@@ -494,12 +500,12 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
}
}
err = pdfengines.WatermarkStub(ctx, engine, watermark, outputPaths)
err = pdfengines.WatermarkStub(ctx, engine, watermarks, outputPaths)
if err != nil {
return fmt.Errorf("watermark PDFs: %w", err)
}
err = pdfengines.StampStub(ctx, engine, stamp, outputPaths)
err = pdfengines.StampStub(ctx, engine, stamps, outputPaths)
if err != nil {
return fmt.Errorf("stamp PDFs: %w", err)
}