Merge from v2: Escape spaces in font family string to comply with PDF standard

1 files changed, 8 insertions, 0 deletions

diff --git a/util.go b/util.go
index 99a1ba5..22e5f36 100644
--- a/util.go
+++ b/util.go
@@ -452,3 +452,11 @@ func isChinese(rune2 rune) bool {
 	}
 	return false
 }
+
+// Condition font family string to PDF name compliance. See section 5.3 (Names)
+// in https://resources.infosecinstitute.com/pdf-file-format-basic-structure/
+func fontFamilyEscape(familyStr string) (escStr string) {
+	escStr = strings.ReplaceAll(familyStr, " ", "#20")
+	// Additional replacements can take place here
+	return
+}