Merged V3.2 to HEAD

15473: ETHREEOH-2574: Fixed problem when LDAP sync attempts to delete a user who already exists but with username in a different case (e.g. guest -> Guest)
      - ACLs were getting left behind due to case issues
      - Now 'normalize' the name using getUserIdentifier()


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@15474 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/security/person/PersonServiceImpl.java

@@ -641,6 +641,13 @@ public class PersonServiceImpl extends TransactionListenerAdapter implements Per
 
     public void deletePerson(String userName)
     {
+        // Normalize the username to avoid case sensitivity issues
+        userName = getUserIdentifier(userName);
+        if (userName == null)
+        {
+            return;
+        }
+        
         // remove user from any containing authorities
         Set<String> containerAuthorities = authorityService.getContainingAuthorities(null, userName, true);
         for (String containerAuthority : containerAuthorities)