From 197244e185226034ee43a9e6c823cf9acadaa4e9 Mon Sep 17 00:00:00 2001
From: Ventero <ventero@ventero.de>
Date: Fri, 28 Sep 2012 19:35:02 +0200
Subject: [PATCH] Allow different Deep Zoom XML namespaces.

While the official XML namespace according to the xsd is
http://schemas.microsoft.com/deepzoom/2008, DZIs generated with the
Deep Zoom Composer use http://schemas.microsoft.com/deepzoom/2009,
so this should be supported as well.
---
 openseadragon.js     | 19 +++++++++----------
 src/dzitilesource.js | 19 +++++++++----------
 2 files changed, 18 insertions(+), 20 deletions(-)

diff --git a/openseadragon.js b/openseadragon.js
index b002a24f..a492b3c7 100644
--- a/openseadragon.js
+++ b/openseadragon.js
@@ -5641,17 +5641,16 @@ $.extend( $.DziTileSource.prototype, $.TileSource.prototype, {
      * @param {String} optional - url
      */
     supports: function( data, url ){
-        return ( 
-            data.Image && 
-            "http://schemas.microsoft.com/deepzoom/2008" == data.Image.xmlns
-        ) || (
-            data.documentElement &&
-            "Image" == data.documentElement.tagName &&
-            "http://schemas.microsoft.com/deepzoom/2008" ==
-                data.documentElement.namespaceURI
-        );
-    },
+        var ns;
+        if ( data.Image ) {
+            ns = data.Image.xmlns;
+        } else if ( data.documentElement && "Image" == data.documentElement.tagName ) {
+            ns = data.documentElement.namespaceURI;
+        }
 
+        return ( "http://schemas.microsoft.com/deepzoom/2008" == ns ||
+            "http://schemas.microsoft.com/deepzoom/2009" == ns );
+    },
 
     /**
      * 
diff --git a/src/dzitilesource.js b/src/dzitilesource.js
index b6f8db63..db8c7046 100644
--- a/src/dzitilesource.js
+++ b/src/dzitilesource.js
@@ -69,17 +69,16 @@ $.extend( $.DziTileSource.prototype, $.TileSource.prototype, {
      * @param {String} optional - url
      */
     supports: function( data, url ){
-        return ( 
-            data.Image && 
-            "http://schemas.microsoft.com/deepzoom/2008" == data.Image.xmlns
-        ) || (
-            data.documentElement &&
-            "Image" == data.documentElement.tagName &&
-            "http://schemas.microsoft.com/deepzoom/2008" ==
-                data.documentElement.namespaceURI
-        );
-    },
+        var ns;
+        if ( data.Image ) {
+            ns = data.Image.xmlns;
+        } else if ( data.documentElement && "Image" == data.documentElement.tagName ) {
+            ns = data.documentElement.namespaceURI;
+        }
 
+        return ( "http://schemas.microsoft.com/deepzoom/2008" == ns ||
+            "http://schemas.microsoft.com/deepzoom/2009" == ns );
+    },
 
     /**
      *