1 files changed, 9 insertions, 2 deletions
diff --git a/tbc/views.py b/tbc/views.py
index d73ff2f..19c9b3b 100755
--- a/tbc/views.py
+++ b/tbc/views.py
@@ -1199,8 +1199,15 @@ def ConvertNotebook(request, notebook_path=None):
     path = "/".join(path)+"/"
     os.chdir(path)
     try:
-        template = path+notebook_name+".html"
-        return render_to_response(template, {})
+        changed_time = time.ctime(os.path.getctime(path+notebook_name+".html"))
+        modified_time = time.ctime(os.path.getctime(path+notebook_name+".ipynb"))
+        if(changed_time > modified_time):
+                template = path+notebook_name+".html"
+                return render_to_response(template, {})
+        else:
+                os.popen("ipython nbconvert --to html \""+path+notebook_name+".ipynb\"")
+                template = path+notebook_name+".html"
+                return render_to_response(template, {})
     except:
         os.popen("ipython nbconvert --to html \""+path+notebook_name+".ipynb\"")
         template = path+notebook_name+".html"