added update created date in blog_edit

cao_blogr/views/blog.py

@@ -80,6 +80,12 @@ def blog_edit(request):
             entry.editor = request.authenticated_userid
             return HTTPFound(location=request.route_url('blog', id=entry.id, slug=entry.slug))
 
+    if 'form.update_created' in request.params and form.validate():
+            del form.id  # SECURITY: prevent overwriting of primary key
+            form.populate_obj(entry)
+            entry.created = datetime.datetime.now()
+            return HTTPFound(location=request.route_url('blog', id=entry.id, slug=entry.slug))
+
     if 'form.deleted' in request.params:
         BlogRecordService.delete(request, blog_id)
         request.session.flash("La page a été supprimée avec succès.", 'success')