robustness for ePPNs from persistentIDs

git-svn-id: https://textgridlab.org/svn/textgrid/trunk/middleware/tgauth@5379 7c539038-3410-0410-b1ec-0f2a7bf1c452

info.textgrid.middleware.tgauth.rbac/rbac/RBACcore.class.php

@@ -582,7 +582,8 @@ class RBACcore implements iRBACcore {
 
       // The given user has to be equal with the sessions
       // user.
-      if( preg_match( "/^" . $inUser . "$/i", $arrSessionEntry['rbacsessionuser'][0] ) ) {
+//      if( preg_match( "/^" . $inUser . "$/i", $arrSessionEntry['rbacsessionuser'][0] ) ) {
+      if( strtolower( $inUser ) == strtolower( $arrSessionEntry['rbacsessionuser'][0] ) ) {
 
         $arrRole = $this->authorizedRoles( $inUser, false );