From 9de2dc51ec06409e2d383b7643515874e0d8c525 Mon Sep 17 00:00:00 2001
From: David Baumgold <david@davidbaumgold.com>
Date: Wed, 12 Jun 2013 11:04:51 -0400
Subject: [PATCH] Can't add new textbook if the currently-editing textbook is
 empty

---
 cms/templates/textbooks.html | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cms/templates/textbooks.html b/cms/templates/textbooks.html
index fee8c5e321..ccda44d1fc 100644
--- a/cms/templates/textbooks.html
+++ b/cms/templates/textbooks.html
@@ -250,6 +250,8 @@ CMS.Views.ListTextbooks = Backbone.View.extend({
     },
     addOne: function(e) {
         if(e && e.preventDefault) { e.preventDefault(); }
+        // if the existing edited textbook is empty, don't do anything
+        if(this.collection.editing && this.collection.editing.isEmpty()) { return; }
         var m = new this.collection.model;
         this.collection.add(m);
         this.collection.trigger("editOne", m);