--- a/Sitemap.inc	Thu Oct 18 22:39:21 2012 +0200
+++ b/Sitemap.inc	Fri Oct 19 01:36:22 2012 +0200
@@ -9,6 +9,20 @@
 $cache->includeOnce('common-functions.inc', $baseDir);
 /// @endcond
 
+function cmp_length_lex($a, $b)
+{
+  if ($a == $b) {
+    return 0;
+  }
+  $la = strlen($a);
+  $lb = strlen($b);
+  if ($la == $lb) {
+    return ($la < $lb) ? -1 : 1;
+  }
+  return ($a < $b) ? -1 : 1;
+}
+
+
 /**
  * Functionality for generating a sitemap
  */
@@ -43,6 +57,8 @@
     /// The final output variable
     $out = '<?xml version="1.0" encoding="UTF-8"?>';
     $out .= "\n";
+    $out .= '<?xml-stylesheet type="text/xsl" href="/css/gss.xsl"?>';
+    $out .= "\n";
     $out .= '<urlset
       xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
@@ -57,6 +73,8 @@
 
     $acceptedLanguages = $this->options->getAcceptedLanguages();
 
+    $urls = array();
+
     foreach($this->options->getAcceptedLanguages() as $lang) {
       if ($handle = opendir(basePath() . "/${lang}")) {
 	while (false !== ($entry = readdir($handle))) {
@@ -85,23 +103,7 @@
 
 		$location = "${base}${optstring}/";
 
-		$headers = Http::getHeaders($location, 5);
-
-		$location = htmlentities($location);
-
-		$lastmod = $headers["Last-Modified"];
-
-		$n = StatusCodes::codeFromHeader($headers['']);
-
-		if ($n == StatusCodes::HTTP_OK) {
-		  $lastmod = strtotime($lastmod);
-		  $lastmod = date(DateTime::W3C, $lastmod);
-
-		  $out .= "<url>\n";
-		  $out .= "<loc>${location}</loc>\n";
-		  $out .= "<lastmod>${lastmod}</lastmod>\n";
-		  $out .= "</url>\n";
-		}
+		array_push($urls, $location);
 	      }
 	    }
 	  }
@@ -110,6 +112,28 @@
       }
     }
 
+    usort($urls, cmp_length_lex);
+
+    foreach($urls as $location) {
+      $headers = Http::getHeaders($location, 5);
+
+      $location = htmlentities($location);
+
+      $lastmod = $headers["Last-Modified"];
+
+      $n = StatusCodes::codeFromHeader($headers['']);
+
+      if ($n == StatusCodes::HTTP_OK) {
+	$lastmod = strtotime($lastmod);
+	$lastmod = date(DateTime::W3C, $lastmod);
+
+	$out .= "<url>\n";
+	$out .= "<loc>${location}</loc>\n";
+	$out .= "<lastmod>${lastmod}</lastmod>\n";
+	$out .= "</url>\n";
+      }
+    }
+
     $out .= '</urlset>';
 
     $res = new PageContent($out);