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-rw-r--r--lib/parse/parseLanguages.js28
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/parse/parseLanguages.js b/lib/parse/parseLanguages.js
new file mode 100644
index 0000000..346f3a3
--- /dev/null
+++ b/lib/parse/parseLanguages.js
@@ -0,0 +1,28 @@
+var parseStructureFile = require('./parseStructureFile');
+var Languages = require('../models/languages');
+
+/**
+ Parse languages list from book
+
+ @param {Book} book
+ @return {Promise<Book>}
+*/
+function parseLanguages(book) {
+ var logger = book.getLogger();
+
+ return parseStructureFile(book, 'langs')
+ .spread(function(file, result) {
+ if (!file) {
+ return book;
+ }
+
+ var languages = Languages.createFromList(file, result);
+
+ logger.debug.ln('languages index file found at', file.getPath());
+ logger.info.ln('parsing multilingual book, with', languages.getList().size, 'languages');
+
+ return book.set('languages', languages);
+ });
+}
+
+module.exports = parseLanguages;