From f9b2d0c27fa9c3407e24dda32301c4f566af8d26 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Wed, 11 Jun 2014 15:38:04 +0100
Subject: Generate links back to main body

---
 lib/document-to-html.js | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/document-to-html.js b/lib/document-to-html.js
index d7b6a86..faae02b 100644
--- a/lib/document-to-html.js
+++ b/lib/document-to-html.js
@@ -181,8 +181,13 @@ function DocumentConversion(options) {
             });
         },
         "footnoteReference": function(element, html, messages, callback) {
+            var uid = footnoteUid(element.footnoteId);
+            
             html.open(htmlPaths.element("sup"));
-            html.open(htmlPaths.element("a", {href: "#footnote-" + footnoteUid(element.footnoteId)}));
+            html.open(htmlPaths.element("a", {
+                href: "#footnote-" + uid,
+                id: "footnote-ref-" + uid
+            }));
             footnoteIds.push(element.footnoteId);
             html.text("[" + (footnoteNumber++) + "]");
             html.close();
@@ -190,7 +195,9 @@ function DocumentConversion(options) {
             callback();
         },
         "footnote": function(element, html, messages, callback) {
-            html.open(htmlPaths.element("li", {id: "footnote-" + footnoteUid(element.id)}));
+            var uid = footnoteUid(element.id);
+            
+            html.open(htmlPaths.element("li", {id: "footnote-" + uid}));
             var footnoteHtml = new HtmlGenerator();
             convertElements(element.body, footnoteHtml, messages, function(err) {
                 if (err) {
@@ -198,6 +205,10 @@ function DocumentConversion(options) {
                 } else {
                     footnoteHtml.closeAll();
                     html.append(footnoteHtml);
+                    html.text(" ");
+                    html.open(htmlPaths.element("a", {href: "#footnote-ref-" + uid}));
+                    html.text("↑");
+                    html.close();
                     html.close();
                     callback();
                 }
-- 
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