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<?php
declare(strict_types=1);
namespace Laminas\View\Helper\Navigation\Listener;
use Laminas\EventManager\Event;
/**
* Default Access Control Listener
*/
class AclListener
{
/**
* Determines whether a page should be accepted by ACL when iterating
*
* - If helper has no ACL, page is accepted
* - If page has a resource or privilege defined, page is accepted if the
* ACL allows access to it using the helper's role
* - If page has no resource or privilege, page is accepted
* - If helper has ACL and role:
* - Page is accepted if it has no resource or privilege.
* - Page is accepted if ACL allows page's resource or privilege.
*
* @return bool
*/
public static function accept(Event $event)
{
$accepted = true;
$params = $event->getParams();
$acl = $params['acl'];
$page = $params['page'];
$role = $params['role'];
if (! $acl) {
return $accepted;
}
$resource = $page->getResource();
$privilege = $page->getPrivilege();
if ($resource || $privilege) {
$accepted = $acl->hasResource($resource)
&& $acl->isAllowed($role, $resource, $privilege);
}
return $accepted;
}
}