From 043ab3e07af1bc793c751dfaedc642264ca81db0 Mon Sep 17 00:00:00 2001
From: hallgren <hallgren@chalmers.se>
Date: Mon, 19 Aug 2013 15:00:55 +0000
Subject: [PATCH] gfse: only try to upload/compile grammars when browser is
 online

Show error message "Offline" if browser is offline.
---
 src/www/gfse/cloud2.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/www/gfse/cloud2.js b/src/www/gfse/cloud2.js
index ce5371145..dbb322ed8 100644
--- a/src/www/gfse/cloud2.js
+++ b/src/www/gfse/cloud2.js
@@ -71,7 +71,8 @@ function upload_grammars(gs,cont) {
 	else alert(res.errorcode+"\n"+res.command+"\n\n"+res.output);
     }
 
-    with_dir(upload2)
+    if(navigator.onLine) with_dir(upload2)
+    else cont({errorcode:"Offline",command:"",output:""})
 }
 
 function assign_unique_name(g,unique_id) {