global class UrlRewriterClass implements Site.UrlRewriter {

//Maps a user-friendly URL to a Salesforce URL

global PageReference mapRequestUrl(PageReference friendlyUrl) {
System.debug('UrlRewriterClass.mapRequestUrl: ' + friendlyUrl);

if(AppController.isPublicURL(friendlyUrl)) {
  return null;

} else {

  String url = friendlyUrl != null ? friendlyUrl.getUrl() : null;
  String regionID ='';
  String AU = 'AU_';
  Boolean GuestUser = TRUE;
  String CUSTOMER_PROFILE_NAME = 'AU Guest User';
  Id profileId=userinfo.getProfileId();
  String profileName=[Select Id,Name from Profile where Id=:profileId].Name;

if (url.containsIgnoreCase('AU_Mb')){
    regionID = 'Mb';
    GuestUser = FALSE;

}
else if (url.containsIgnoreCase('AU_Cb')){
    regionID = 'Cb';
    GuestUser = FALSE;
}

    if (GuestUser == FALSE) {

      String regionCode = '';
      String region = url.toLowerCase().substringAfter(AU.toLowerCase());

      if(region != null && region.length() > 0) {
          regionCode = '?sc=' + region;
      }

      return new PageReference('/apex/LoginTo_au_' + regionID + regionCode);

    } else {


    if (profileName == CUSTOMER_PROFILE_NAME) {
     return new PageReference('/apex/HomePage');
    } else {

      return new PageReference('https://LoginToAU.force.com/AU/');
    }

    }
  }
 }
}