Sulu\Bundle\CustomUrlBundle\Admin\CustomUrlAdmin::getCustomUrlSecurityContext PHP Method

    public static function getCustomUrlSecurityContext($webspaceKey)
    {
        return sprintf('%s%s.%s', ContentAdmin::SECURITY_SETTINGS_CONTEXT_PREFIX, $webspaceKey, 'custom-urls');
    }

 /**
  * {@inheritdoc}
  */
 public function getNavigationItems(array $options = [])
 {
     if (!$this->securityChecker->hasPermission(CustomUrlAdmin::getCustomUrlSecurityContext($options['webspace']), PermissionTypes::VIEW)) {
         return [];
     }
     $contentNavigationItem = new ContentNavigationItem('content-navigation.webspace.custom-url');
     $contentNavigationItem->setId('tab-custom-urls');
     $contentNavigationItem->setAction('custom-urls');
     $contentNavigationItem->setPosition(40);
     $contentNavigationItem->setComponent('webspace/settings/custom-url@sulucustomurl');
     return [$contentNavigationItem];
 }