route : Allow redirect from same URL to same URL if the method is changed

git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@1819 bf3deb0d-5f1a-0410-827f-c0cc1f45334c

route.php

@@ -129,7 +129,8 @@ class route
     // Else http : keep the complete URL
     if ($destURL === "")
       throw new Exception ("Destination URL is empty", 500);
-    if ($destURL === $requestURL)
+    // Allow to redirect from POST to GET, but not GET to GET (can loop)
+    if ($destURL === $requestURL && $_SERVER["REQUEST_METHOD"] === "GET")
       throw new Exception ("Redirect to myself", 508);
     if (substr ($destURL, 0, strlen ($baseURL)) !== $baseURL)
       throw new Exception ("Can't redirect outside this site (Base $baseURL)",