From d7edef9bb889a8016ab1cbe67bb81d5136fbb9e4 Mon Sep 17 00:00:00 2001
From: Bertrand Le Roy <bertrandleroy@gmail.com>
Date: Wed, 3 Dec 2014 22:02:18 -0800
Subject: [PATCH] Use TrimStart rather than a loop to remove leading slashes in
 autoroute driver.

---
 .../Orchard.Autoroute/Drivers/AutoroutePartDriver.cs        | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Orchard.Web/Modules/Orchard.Autoroute/Drivers/AutoroutePartDriver.cs b/src/Orchard.Web/Modules/Orchard.Autoroute/Drivers/AutoroutePartDriver.cs
index 59052e4fb..ca4bb47b3 100644
--- a/src/Orchard.Web/Modules/Orchard.Autoroute/Drivers/AutoroutePartDriver.cs
+++ b/src/Orchard.Web/Modules/Orchard.Autoroute/Drivers/AutoroutePartDriver.cs
@@ -81,9 +81,9 @@ namespace Orchard.Autoroute.Drivers {
             var previous = part.DisplayAlias;
             if (updater != null && updater.TryUpdateModel(viewModel, Prefix, null, null)) {
                 
-                // remove any trailing slash in the permalink
-                while(!string.IsNullOrEmpty(viewModel.CurrentUrl) && viewModel.CurrentUrl.StartsWith("/")) {
-                    viewModel.CurrentUrl = viewModel.CurrentUrl.Substring(1);
+                // remove any leading slash in the permalink
+                if (viewModel.CurrentUrl != null) {
+                    viewModel.CurrentUrl = viewModel.CurrentUrl.TrimStart('/');
                 }
 
                 part.DisplayAlias = viewModel.CurrentUrl;