Add bookRoot to gitbook.state

1 files changed, 7 insertions, 1 deletions

diff --git a/theme/javascript/state.js b/theme/javascript/state.js
index fb91f7a..a6a7877 100644
--- a/theme/javascript/state.js
+++ b/theme/javascript/state.js
@@ -11,6 +11,9 @@ state.update = function(dom) {
     state.level = $book.data('level');
     state.basePath = $book.data('basepath');
 
+    // If book is multilingual, language of this book
+    state.innerlanguage = $book.data('innerlanguage');
+
     // Date of build
     state.revision = $book.data('revision');
 
@@ -20,11 +23,14 @@ state.update = function(dom) {
     // Title of the chapter
     state.chapterTitle = $book.data('chapter-title');
 
-    // Absolute url to the root of the book
+    // Absolute url to the root of the book (inner book)
     state.root = url.resolve(
         location.protocol+'//'+location.host,
         path.dirname(path.resolve(location.pathname.replace(/\/$/, '/index.html'), state.basePath))
     );
+
+    // Absolute root to the language (for multilingual book)
+    state.bookRoot = state.innerlanguage? url.resolve(state.root, '..') : state.root;
 };
 
 state.update($);