From 77cc1a7b56632d36efba616d5fd8cf4aac93b30e Mon Sep 17 00:00:00 2001
From: Thomas <>
Date: Wed, 19 May 2021 17:37:55 +0200
Subject: change analyzing of PDF protection level because it's maybe to
 restricted

---
 .../gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

(limited to 'pdf-as-pdfbox-2/src/main/java/at/gv')

diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java
index 1a6499ac..d072a474 100644
--- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java
@@ -16,15 +16,18 @@ public class PdfBoxUtils {
 	
 	public static void checkPDFPermissions(PDDocument doc)
 			throws PdfAsValidationException {
-
 		AccessPermission accessPermission = doc.getCurrentAccessPermission();
-		if (doc.isEncrypted()) {
-			throw new PdfAsValidationException("error.pdf.sig.12", null);
+		if (doc.isEncrypted() || !accessPermission.isOwnerPermission()) {
+			if (accessPermission.canModify() || accessPermission.canModifyAnnotations() 
+					|| accessPermission.canFillInForm()) {			
+				logger.debug("Document is protected, but Signing is allowed");
+				
+			} else {
+				throw new PdfAsValidationException("error.pdf.sig.12", null);
+								
+			}			
 		}
 
-		if (!accessPermission.isOwnerPermission()) {
-			throw new PdfAsValidationException("error.pdf.sig.12", null);
-		}
 
 	}
 
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