add helper method for app to check offline status

1 files changed, 3 insertions, 0 deletions

diff --git a/js/app.js b/js/app.js
index 1816095..4f5631e 100644
--- a/js/app.js
+++ b/js/app.js
@@ -197,6 +197,9 @@ const App = {
                 .html("Could not communicate with service worker. Try reloading the page.");

         }

     },

+	 appCheckOffline: function() {

+	    EpubeApp.setOffline(!navigator.onLine);

+    },

     initOfflineEvents: function() {

         if (typeof EpubeApp != "undefined") {

             $(window).on('online', function() {