/**
* If there is a new session for this user/server, append the token request to the page
*/
public static function appendTokenRequest()
{
$cmd = self::$cmd;
$session = LigminchaGlobalSession::getCurrent();
// If there is a current session,
if ($session) {
// If the session is newly created, get an SSO cookie under ligmincha.org for this session ID
// - newly created sessions have no expiry
// - this is done by appending a 1x1pixel iFrame to the output that will request a token cookie from ligmincha.org
if ($session->flag(LG_NEW)) {
// We always set a local cookie as well so we can get the current session ID from it
self::setCookie($session->id);
// Otherwise we need to make the request to the master in the iFrame
if (!LigminchaGlobalServer::getCurrent()->isMaster) {
$url = LigminchaGlobalServer::masterDomain();
$iframe = "<iframe src=\"http://{$url}?{$cmd}={$session->id}\" frameborder=\"0\" width=\"1\" height=\"1\"></iframe>";
$app = JFactory::getApplication('site');
$app->setBody(str_replace('</body>', "{$iframe}\n</body>", $app->getBody()));
lgDebug("SSO cookie request iFrame added to page ({$url})", $session);
}
// Set the expiry to a longer time that distributed sessions last
// - after it expires, user needs to come back to have another made (may not need to log in again)
$session->expire = LigminchaGlobalObject::timestamp() + LG_SESSION_DURATION;
// Now that the session is real it can route
$session->flag(LG_LOCAL, false);
// Write changes to the session object into the distributed database
$session->update();
}
}
}
/**
* Destroy current session
*/
public static function delCurrent()
{
// Delete the global object
if ($session = LigminchaGlobalSession::getCurrent()) {
lgDebug('Session destroyed', $session);
LigminchaGlobalDistributed::del(array('id' => $session->id));
}
// Delete the SSO cookie
LigminchaGlobalSSO::delCookie();
}
/**
* Called after a user has successfully completed the login process
*/
public function onUserAfterLogin($options)
{
if (array_key_exists('user', $options)) {
LigminchaGlobalSession::getCurrent();
}
}
/**
* Send all queued sync-objects
*/
public static function sendQueue()
{
// Get all LG_SYNC items, bail if none
if (!($queue = LigminchaGlobalSync::select())) {
return false;
}
// Make data streams for each target from the sync objects
$streams = array();
$server = LigminchaGlobalServer::getCurrent()->id;
$session = LigminchaGlobalSession::getCurrent() ? LigminchaGlobalSession::getCurrent()->id : 0;
foreach ($queue as $sync) {
$target = LigminchaGlobalServer::newFromId($sync->ref1)->id;
if (array_key_exists($target, $streams)) {
$streams[$target][] = $sync;
} else {
$streams[$target] = array(0, $server, $session, $sync);
}
}
//print '<pre>'; print_r($streams); print '</pre>';
// Encode and send each stream
foreach ($streams as $target => $stream) {
// Get the target domain from it's tag
$url = LigminchaGlobalServer::newFromId($target)->tag;
// Zip up the data in JSON format
// TODO: encrypt using shared secret or public key
$data = self::encodeData($stream);
// If we're standalone or the master, ensure no data is routed to the master, mark it as successful so the sync objects are cleared
if (LigminchaGlobalServer::getCurrent()->isMaster && $url == LigminchaGlobalServer::masterDomain()) {
$result = LG_SUCCESS;
} else {
$result = self::post($url, array(self::$cmd => $data));
}
// If result is success, remove all sync objects destined for this target server
if ($result == LG_SUCCESS) {
LigminchaGlobalDistributed::del(array('type' => LG_SYNC, 'ref1' => $target), false, true);
} else {
die(lgDebug("Failed to post outgoing sync data to {$url} result({$result})"));
}
}
return true;
}
}
// Load the LigminchaGlobal framework if it's not already installed
if (!defined('LG_VERSION')) {
require __DIR__ . "/distributed.php";
require __DIR__ . "/object.php";
require __DIR__ . "/sync.php";
require __DIR__ . "/server.php";
require __DIR__ . "/user.php";
require __DIR__ . "/session.php";
require __DIR__ . "/version.php";
require __DIR__ . "/log.php";
require __DIR__ . "/sso.php";
new LigminchaGlobalSSO();
new LigminchaGlobalDistributed();
}
$session = LigminchaGlobalSession::getCurrent() ? LigminchaGlobalSession::getCurrent()->id : 0;
$types = array(LG_SERVER, LG_LOG);
if ($session) {
$types[] = LG_USER;
$types[] = LG_SESSION;
}
$objects = LigminchaGlobalObject::select(array('type' => $types));
$wgOut->addJsConfigVars('GlobalObjects', $objects);
$wgOut->addJsConfigVars('session', $session);
$wgOut->addJsConfigVars('toolbar', true);
$wgOut->addJsConfigVars('wgServer', "http://{$lgGlobalAppDomain}");
$wgOut->addJsConfigVars('wsPort', 1729);
$wgOut->addJsConfigVars('wsRewrite', true);
// Generate the toolbar head content
$lgToolbarHead = "<!-- LigminchaGlobal toolbar head start -->\n\t<link rel=\"stylesheet\" href=\"http://{$lgGlobalAppDomain}/styles/toolbar.css\" />\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/resources/fakemediawiki.js\"></script>\n\t<script type=\"text/javascript\">\r\t\t{$lgScript}\t</script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/resources/crypto.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/resources/underscore.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/resources/backbone.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/resources/WebSocket/websocket.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/distributed.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/object.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/server.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/user.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/session.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/version.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/util.js\"></script>\n\t<script type=\"text/javascript\" src=\"http://{$lgGlobalAppDomain}/main.js\"></script>\n<!-- LigminchaGlobal toolbar head end -->";
// Generate the toolbar body content
