Parse multilingual books

1 files changed, 22 insertions, 0 deletions

diff --git a/lib/parse/parseLanguages.js b/lib/parse/parseLanguages.js
new file mode 100644
index 0000000..d78881f
--- /dev/null
+++ b/lib/parse/parseLanguages.js
@@ -0,0 +1,22 @@
+var parseStructureFile = require('./parseStructureFile');
+var Languages = require('../models/languages');
+
+/**
+    Parse languages list from book
+
+    @param {Book} book
+    @return {Promise<Book>}
+*/
+function parseLanguages(book) {
+    return parseStructureFile(book, 'langs')
+    .spread(function(file, result) {
+        if (!file) {
+            return;
+        }
+
+        var languages = Languages.createFromList(file, result);
+        return book.set('languages', languages);
+    });
+}
+
+module.exports = parseLanguages;