/**
* Generate nonce
*
* @param string $id Unique id to avoid namespace conflicts, e.g., ModuleName.ActionName
* @param int $ttl Optional time-to-live in seconds; default is 5 minutes
* @return string Nonce
*/
public static function getNonce($id, $ttl = 300)
{
// save session-dependent nonce
$ns = new Piwik_Session_Namespace($id);
$nonce = $ns->nonce;
// re-use an unexpired nonce (a small deviation from the "used only once" principle, so long as we do not reset the expiration)
// to handle browser pre-fetch or double fetch caused by some browser add-ons/extensions
if (empty($nonce)) {
// generate a new nonce
$nonce = md5(Piwik_Common::getSalt() . time() . Piwik_Common::generateUniqId());
$ns->nonce = $nonce;
$ns->setExpirationSeconds($ttl, 'nonce');
}
return $nonce;
}
/**
* Saves the layout for the current user
* anonymous = in the session
* authenticated user = in the DB
*/
public function saveLayout()
{
$this->checkTokenInUrl();
$layout = Piwik_Common::getRequestVar('layout');
$idDashboard = Piwik_Common::getRequestVar('idDashboard', 1, 'int' );
if(Piwik::isUserIsAnonymous())
{
$session = new Piwik_Session_Namespace("Piwik_Dashboard");
$session->dashboardLayout = $layout;
$session->setExpirationSeconds(1800);
}
else
{
$this->saveLayoutForUser(Piwik::getCurrentUserLogin(),$idDashboard, $layout);
}
}
/**
* Saves the layout for the current user
* anonymous = in the session
* authenticated user = in the DB
*/
public function saveLayout()
{
$this->checkTokenInUrl();
$layout = Piwik_Common::unsanitizeInputValue(Piwik_Common::getRequestVar('layout'));
$idDashboard = Piwik_Common::getRequestVar('idDashboard', 1, 'int');
$name = Piwik_Common::getRequestVar('name', '', 'string');
if (Piwik::isUserIsAnonymous()) {
$session = new Piwik_Session_Namespace("Piwik_Dashboard");
$session->dashboardLayout = $layout;
$session->setExpirationSeconds(1800);
} else {
$this->saveLayoutForUser(Piwik::getCurrentUserLogin(), $idDashboard, $layout);
if (!empty($name)) {
$this->updateDashboardName(Piwik::getCurrentUserLogin(), $idDashboard, $name);
}
}
}