From 1a00605a10398aba023555e11d26a15337be3579 Mon Sep 17 00:00:00 2001
From: cameroncaci <cameron.jewell@caci.com>
Date: Tue, 4 Feb 2025 15:55:40 -0500
Subject: [PATCH] expand relaxed validation for outlines

---
 pkg/pdfcpu/validate/xReftable.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkg/pdfcpu/validate/xReftable.go b/pkg/pdfcpu/validate/xReftable.go
index 7061059b..0fefae45 100644
--- a/pkg/pdfcpu/validate/xReftable.go
+++ b/pkg/pdfcpu/validate/xReftable.go
@@ -1052,7 +1052,7 @@ func validateRootObject(ctx *model.Context) error {
 		{validateCollection, OPTIONAL, model.V17},
 		{validateNeedsRendering, OPTIONAL, model.V17},
 	} {
-		if !f.required && xRefTable.Version() < f.sinceVersion {
+		if !f.required && xRefTable.Version() < f.sinceVersion || isValidateOutlines(f.validate) {
 			// Ignore optional fields if currentVersion < sinceVersion
 			// This is really a workaround for explicitly extending relaxed validation.
 			continue
@@ -1079,6 +1079,11 @@ func validateRootObject(ctx *model.Context) error {
 	return err
 }
 
+// Helper func to compare two funcs, go doesn't allow direct comparisons
+func isValidateOutlines(f func(*model.XRefTable, types.Dict, bool, model.Version) error) bool {
+	return fmt.Sprintf("%p", f) == fmt.Sprintf("%p", validateOutlines)
+}
+
 func validateAdditionalStreams(xRefTable *model.XRefTable) error {
 	// Out of spec scope.
 	return nil