From b56b008e2ad86bd2c29a42390891a32ae658d6c4 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Tue, 21 Aug 2012 16:13:22 +0100
Subject: Recurse into font nodes and pick up details of italics.

---
 src/xml.cc | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/xml.cc')

diff --git a/src/xml.cc b/src/xml.cc
index 08a43ea9..bc42ebce 100644
--- a/src/xml.cc
+++ b/src/xml.cc
@@ -174,6 +174,21 @@ XMLNode::optional_int64_attribute (string name)
 	return lexical_cast<int64_t> (s);
 }
 
+optional<bool>
+XMLNode::optional_bool_attribute (string name)
+{
+	string const s = string_attribute (name);
+	if (s.empty ()) {
+		return optional<bool> ();
+	}
+
+	if (s == "1" || s == "yes") {
+		return optional<bool> (true);
+	}
+
+	return optional<bool> (false);
+}
+
 void
 XMLNode::done ()
 {
-- 
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