/**
* @static
* @return Sabre_DAV_Auth_Backend_Std
*/
public static function &getInstance()
{
if (is_null(self::$intstance)) {
self::$intstance = new Sabre_DAV_Auth_Backend_Std();
}
return self::$intstance;
}
/**
* @static
* @return Sabre_DAVACL_IPrincipalBackend
*/
public static function &getInstance()
{
if (is_null(self::$intstance)) {
$authBackend = Sabre_DAV_Auth_Backend_Std::getInstance();
self::$intstance = new Sabre_DAVACL_PrincipalBackend_Std($authBackend);
}
return self::$intstance;
}
/**
* @param bool $force_authentication
* @param bool $needs_caldav
* @param bool $needs_carddav
* @return Sabre_DAV_Server
*/
function dav_create_server($force_authentication = false, $needs_caldav = true, $needs_carddav = true)
{
$arr = array(new Sabre_DAV_SimpleCollection('principals', array(new Sabre_CalDAV_Principal_Collection(Sabre_DAVACL_PrincipalBackend_Std::getInstance(), "principals/users"))));
if ($needs_caldav) {
$arr[] = dav_createRootCalendarNode();
}
if ($needs_carddav) {
$arr[] = dav_createRootContactsNode();
}
$tree = new Sabre_DAV_SimpleCollection('root', $arr);
// The object tree needs in turn to be passed to the server class
$server = new Sabre_DAV_Server($tree);
if (CALDAV_URL_PREFIX != "") {
$server->setBaseUri(CALDAV_URL_PREFIX);
}
$authPlugin = new Sabre_DAV_Auth_Plugin(Sabre_DAV_Auth_Backend_Std::getInstance(), DAV_APPNAME);
$server->addPlugin($authPlugin);
if ($needs_caldav) {
$caldavPlugin = new Sabre_CalDAV_Plugin();
$server->addPlugin($caldavPlugin);
}
if ($needs_carddav) {
$carddavPlugin = new Sabre_CardDAV_Plugin();
$server->addPlugin($carddavPlugin);
}
if ($GLOBALS["CALDAV_ACL_PLUGIN_CLASS"] != "") {
$aclPlugin = new $GLOBALS["CALDAV_ACL_PLUGIN_CLASS"]();
$aclPlugin->defaultUsernamePath = "principals/users";
$server->addPlugin($aclPlugin);
} else {
$aclPlugin = new Sabre_DAVACL_Plugin();
$aclPlugin->defaultUsernamePath = "principals/users";
$server->addPlugin($aclPlugin);
}
if ($force_authentication) {
$server->broadcastEvent('beforeMethod', array("GET", "/"));
}
// Make it authenticate
return $server;
}