classes/security/authorization/internal/PressPolicy.inc.php

<?php
import('lib.pkp.classes.security.authorization.PolicySet');

class PressPolicy extends PolicySet {
   function PressPolicy(&$request) {
      parent::PolicySet();

      // Ensure we're in a press
      import('lib.pkp.classes.security.authorization.ContextRequiredPolicy');
      $this->addPolicy(new ContextRequiredPolicy($request, 'user.authorization.noPress'));
   }
}

?>