public function getAccessibleWorkspaceNames()
{
$cacheKey = 'workspaces';
$cacheKey = $this->sanitizeKey($cacheKey);
$workspaces = $this->caches['meta']->fetch($cacheKey);
if (!$workspaces) {
$workspaces = parent::getAccessibleWorkspaceNames();
$this->caches['meta']->save($cacheKey, $workspaces);
}
return $workspaces;
}