From f4ab7191b8da10b54fd310395c03b5029ebca2ea Mon Sep 17 00:00:00 2001
From: Fabien <fabien@dossierfacile.fr>
Date: Thu, 31 Oct 2024 12:52:43 +0100
Subject: [PATCH] fix: add signature to generatedPDF

---
 .../service/templates/ApartmentSharingPdfDocumentTemplate.java | 3 +++
 .../pdfgenerator/service/templates/BOPdfDocumentTemplate.java  | 3 +++
 .../service/templates/EmptyBOPdfDocumentTemplate.java          | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/ApartmentSharingPdfDocumentTemplate.java b/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/ApartmentSharingPdfDocumentTemplate.java
index 4fe08e533..1a2583c9e 100644
--- a/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/ApartmentSharingPdfDocumentTemplate.java
+++ b/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/ApartmentSharingPdfDocumentTemplate.java
@@ -39,6 +39,7 @@
 import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotation;
 import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationLink;
 import org.apache.pdfbox.pdmodel.interactive.annotation.PDBorderStyleDictionary;
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
 import org.apache.pdfbox.pdmodel.interactive.documentnavigation.destination.PDPageFitWidthDestination;
 import org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDDocumentOutline;
 import org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDOutlineItem;
@@ -517,6 +518,7 @@ private ByteArrayOutputStream mergePageInsideTemplate(PDDocument innerDocument,
                 layerUtility.wrapInSaveRestore(destPage);
                 layerUtility.appendFormAsLayer(destPage, innerPageAsForm, affineTransform, headerSentence);
 
+                document.addSignature(new PDSignature());
                 document.save(result);
             }
 
@@ -1373,6 +1375,7 @@ public InputStream render(ApartmentSharing apartmentSharing) throws IOException
              PDDocument originDocument = Loader.loadPDF(result.toByteArray())) {
 
             new PdfOptimizer().optimize(originDocument);
+            originDocument.addSignature(new PDSignature());
             originDocument.save(finalResult);
 
             return new ByteArrayInputStream(finalResult.toByteArray());
diff --git a/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/BOPdfDocumentTemplate.java b/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/BOPdfDocumentTemplate.java
index 2c3ad2c2b..666fe1b11 100644
--- a/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/BOPdfDocumentTemplate.java
+++ b/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/BOPdfDocumentTemplate.java
@@ -36,6 +36,7 @@
 import org.apache.pdfbox.pdmodel.PDPageTree;
 import org.apache.pdfbox.pdmodel.common.PDRectangle;
 import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
 import org.apache.pdfbox.rendering.ImageType;
 import org.apache.pdfbox.rendering.PDFRenderer;
 import org.apache.pdfbox.tools.imageio.ImageIOUtil;
@@ -130,7 +131,9 @@ public InputStream render(List<FileInputStream> data, String watermarkText) thro
                     .map(bim -> applyWatermark(bim, watermarkToApply))
                     .forEach(bim -> addImageAsPageToDocument(document, bim));
 
+
             try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
+                document.addSignature(new PDSignature());
                 document.save(baos);
                 return new ByteArrayInputStream(baos.toByteArray());
             }
diff --git a/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/EmptyBOPdfDocumentTemplate.java b/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/EmptyBOPdfDocumentTemplate.java
index 00da71c65..7caa15459 100644
--- a/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/EmptyBOPdfDocumentTemplate.java
+++ b/dossierfacile-pdf-generator/src/main/java/fr/dossierfacile/api/pdfgenerator/service/templates/EmptyBOPdfDocumentTemplate.java
@@ -18,6 +18,7 @@
 import org.apache.pdfbox.pdmodel.PDPageContentStream;
 import org.apache.pdfbox.pdmodel.common.PDRectangle;
 import org.apache.pdfbox.pdmodel.font.PDType0Font;
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
 import org.springframework.context.MessageSource;
 import org.springframework.context.i18n.LocaleContextHolder;
 import org.springframework.stereotype.Service;
@@ -93,6 +94,7 @@ private ByteArrayOutputStream createPdfFromTemplate(Document document) throws IO
             Utility.addText(contentStream, width, startX, startY - 36, textElements.explanation, font, fontSize, alternativeFont);
 
             contentStream.close();
+            pdDocument.addSignature(new PDSignature());
             pdDocument.save(outputStream);
 
         } catch (IOException e) {