public static function toArray()
{
if (self::$_toArrayCache !== null) {
return self::$_toArrayCache;
}
$user = JFactory::getUser();
$result = array();
$actions = self::getActions();
foreach ($actions as $action) {
$access = $user->authorise($action, 'com_newsletter');
$result[$action] = $access !== null ? $access : self::$resultForNonsetAction;
}
self::$_toArrayCache = $result;
return self::$_toArrayCache;
}