/**
  * Short description of method remove
  *
  * @access public
  * @author Jehan Bihin, <*****@*****.**>
  * @param  string roleUri
  * @param  string accessUri
  * @return mixed
  */
 public function remove($roleUri, $accessUri)
 {
     $uri = explode('#', $accessUri);
     list($type, $extId) = explode('_', $uri[1]);
     // Remove the access to the extension for this role.
     $extManager = common_ext_ExtensionsManager::singleton();
     $extension = $extManager->getExtensionById($extId);
     $role = new core_kernel_classes_Resource($roleUri);
     $role->removePropertyValues(new core_kernel_classes_Property(PROPERTY_ACL_GRANTACCESS), array('pattern' => $accessUri));
     funcAcl_helpers_Cache::flushExtensionAccess($extId);
     // also remove access to all the controllers
     $moduleAccessProperty = new core_kernel_classes_Property(PROPERTY_ACL_GRANTACCESS);
     $moduleAccessService = funcAcl_models_classes_ModuleAccessService::singleton();
     $grantedModules = $role->getPropertyValues($moduleAccessProperty);
     foreach ($grantedModules as $gM) {
         $gM = new core_kernel_classes_Resource($gM);
         $uri = explode('#', $gM->getUri());
         list($type, $ext) = explode('_', $uri[1]);
         if ($extId == $ext) {
             $moduleAccessService->remove($role->getUri(), $gM->getUri());
         }
     }
 }