public static function deleteUserCache($userId = false)
{
global $USER;
if ($userId === false && $USER->IsAuthorized()) {
$userId = $USER->GetID();
}
$userId = intval($userId);
if ($userId > 0) {
$postfix = \CHTMLPagesCache::getSpaPostfix();
$privateKey = self::getUserPrefix($userId);
foreach ($postfix as $item) {
$realPrivateKey = \CHTMLPagesCache::getRealPrivateKey($privateKey, $item);
$staticCache = new StaticHtmlCache("/", null, $realPrivateKey);
$staticCache->delete();
}
header("X-Bitrix-Composite-Delete:" . md5(\CHTMLPagesCache::getHttpHost() . $privateKey));
}
}
