Fix languages not being added to json output

3 files changed, 32 insertions, 1 deletions

diff --git a/lib/json/encodeBook.js b/lib/json/encodeBook.js
index 9bcb6ee..9d7ec77 100644
--- a/lib/json/encodeBook.js
+++ b/lib/json/encodeBook.js
@@ -4,6 +4,7 @@ var gitbook = require('../gitbook');
 var encodeSummary = require('./encodeSummary');
 var encodeGlossary = require('./encodeGlossary');
 var encodeReadme = require('./encodeReadme');
+var encodeLanguages = require('./encodeLanguages');
 
 /**
     Encode a book to JSON
@@ -22,6 +23,9 @@ function encodeBookToJson(book) {
         glossary: encodeGlossary(book.getGlossary()),
         readme: encodeReadme(book.getReadme()),
         config: book.getConfig().getValues().toJS(),
+
+        languages: book.isMultilingual()? encodeLanguages(book.getLanguages()) : undefined,
+
         gitbook: {
             version: gitbook.version,
             time: gitbook.START_TIME
diff --git a/lib/json/encodeLanguages.js b/lib/json/encodeLanguages.js
new file mode 100644
index 0000000..8447e80
--- /dev/null
+++ b/lib/json/encodeLanguages.js
@@ -0,0 +1,26 @@
+var encodeFile = require('./encodeFile');
+
+/**
+    Encode a languages listing to JSON
+
+    @param {Languages}
+    @return {Object}
+*/
+function encodeLanguages(languages) {
+    var file = languages.getFile();
+    var list = languages.getList();
+
+    return {
+        file: encodeFile(file),
+        list: list
+            .valueSeq()
+            .map(function(lang) {
+                return {
+                    id: lang.getID(),
+                    title: lang.getTitle()
+                };
+            }).toJS()
+    };
+}
+
+module.exports = encodeLanguages;
diff --git a/lib/json/index.js b/lib/json/index.js
index 39cac99..4387ae0 100644
--- a/lib/json/index.js
+++ b/lib/json/index.js
@@ -7,5 +7,6 @@ module.exports = {
     encodePage:             require('./encodePage'),
     encodeSummary:          require('./encodeSummary'),
     encodeSummaryArticle:   require('./encodeSummaryArticle'),
-    encodeReadme:           require('./encodeReadme')
+    encodeReadme:           require('./encodeReadme'),
+    encodeLanguages:        require('./encodeLanguages')
 };