From 21fa9c267dc0b2a62ac64e3f2600f010051a0d57 Mon Sep 17 00:00:00 2001
From: upsite4k <upsite@gmx.net>
Date: Fri, 22 Nov 2019 15:23:05 +0100
Subject: [PATCH] Valid PDF/A

property of schema was missing
---
 tcpdf.php | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tcpdf.php b/tcpdf.php
index 0ee30bc..8a90036 100644
--- a/tcpdf.php
+++ b/tcpdf.php
@@ -9638,6 +9638,16 @@ class TCPDF {
 		$xmp .= "\t\t\t\t\t\t".'<pdfaSchema:namespaceURI>http://ns.adobe.com/pdf/1.3/</pdfaSchema:namespaceURI>'."\n";
 		$xmp .= "\t\t\t\t\t\t".'<pdfaSchema:prefix>pdf</pdfaSchema:prefix>'."\n";
 		$xmp .= "\t\t\t\t\t\t".'<pdfaSchema:schema>Adobe PDF Schema</pdfaSchema:schema>'."\n";
+		$xmp .= "\t\t\t\t\t\t".'<pdfaSchema:property>'."\n";
+		$xmp .= "\t\t\t\t\t\t\t".'<rdf:Seq>'."\n";
+		$xmp .= "\t\t\t\t\t\t\t\t".'<rdf:li rdf:parseType="Resource">'."\n";
+		$xmp .= "\t\t\t\t\t\t\t\t\t".'<pdfaProperty:category>internal</pdfaProperty:category>'."\n";
+		$xmp .= "\t\t\t\t\t\t\t\t\t".'<pdfaProperty:description>A name object indicating whether the document has been modified to include trapping information</pdfaProperty:description>'."\n";
+		$xmp .= "\t\t\t\t\t\t\t\t\t".'<pdfaProperty:name>Trapped</pdfaProperty:name>'."\n";
+		$xmp .= "\t\t\t\t\t\t\t\t\t".'<pdfaProperty:valueType>Text</pdfaProperty:valueType>'."\n";
+		$xmp .= "\t\t\t\t\t\t\t\t".'</rdf:li>'."\n";
+		$xmp .= "\t\t\t\t\t\t\t".'</rdf:Seq>'."\n";
+		$xmp .= "\t\t\t\t\t\t".'</pdfaSchema:property>'."\n";
 		$xmp .= "\t\t\t\t\t".'</rdf:li>'."\n";
 		$xmp .= "\t\t\t\t\t".'<rdf:li rdf:parseType="Resource">'."\n";
 		$xmp .= "\t\t\t\t\t\t".'<pdfaSchema:namespaceURI>http://ns.adobe.com/xap/1.0/mm/</pdfaSchema:namespaceURI>'."\n";