Add language property to book for multilingual

1 files changed, 19 insertions, 11 deletions

diff --git a/lib/models/book.js b/lib/models/book.js
index 1835032..50276fa 100644
--- a/lib/models/book.js
+++ b/lib/models/book.js
@@ -29,9 +29,8 @@ var Book = Immutable.Record({
     glossary:       Glossary(),
     languages:      Languages(),
 
-
-    // Parent of this book, if multilingual
-    parent:         null,
+    // ID of the language for language books
+    language:       String(),
 
     // List of children, if multilingual (String -> Book)
     books:          Immutable.OrderedMap()
@@ -69,14 +68,14 @@ Book.prototype.getLanguages = function() {
     return this.get('languages');
 };
 
-Book.prototype.getParent = function() {
-    return this.get('parent');
-};
-
 Book.prototype.getBooks = function() {
     return this.get('books');
 };
 
+Book.prototype.getLanguage = function() {
+    return this.get('language');
+};
+
 /**
     Return FS instance to access the content
 
@@ -162,6 +161,15 @@ Book.prototype.isMultilingual = function() {
 };
 
 /**
+    Return true if book is associated to a language
+
+    @return {Boolean}
+*/
+Book.prototype.isLanguageBook = function() {
+    return Boolean(this.getLanguage());
+};
+
+/**
     Add a new language book
 
     @param {String} language
@@ -203,14 +211,14 @@ Book.createForFS = function createForFS(fs) {
     Create a language book from a parent
 
     @param {Book} parent
-    @param {String} basePath: folder o the book in the parent
+    @param {String} language
     @return {Book}
 */
-Book.createFromParent = function createFromParent(parent, basePath) {
+Book.createFromParent = function createFromParent(parent, language) {
     return new Book({
         logger: parent.getLogger(),
-        parent: parent,
-        fs: FS.reduceScope(parent.getFS(), basePath)
+        language: language,
+        fs: FS.reduceScope(parent.getFS(), language)
     });
 };