Allow a fast redirect to the new domain

connection.pike

@@ -1134,6 +1134,15 @@ void session_cleanup() {
 __async__ void http_request(Protocols.HTTP.Server.Request req)
 {
 	req->misc->session = await(G->G->DB->load_session(req->cookies->session));
+	if (string dest = req->request_type == "GET" && req->misc->session->autoxfr) {
+		//This check shouldn't be necessary; the session value can't easily be set except on this one host.
+		string host = deduce_host(req->request_headers);
+		if (host == "sikorsky.rosuav.com") {
+			req->response_and_finish(redirect("https://" + dest + req->full_query));
+			return;
+		}
+		//Otherwise carry on as if the autoxfr marker wasn't there. (This also applies to non-GET requests.)
+	}
 	//TODO maybe: Refresh the login token. Currently the tokens don't seem to expire,
 	//but if they do, we can get the refresh token via authcookie (if present).
 	[function handler, array args] = find_http_handler(req->not_query);

modules/http/xfr.pike

@@ -4,6 +4,12 @@ inherit http_endpoint;
 mapping xfr_cookie = ([]); //NOT retained and not shared either.
 __async__ mapping(string:mixed) http_request(Protocols.HTTP.Server.Request req) {
 	string host = deduce_host(req->request_headers);
+	if (string dest = host == "sikorsky.rosuav.com" && req->misc->session->cookie && req->variables->dest) {
+		//Set a default destination
+		if ((<"sikorsky.mustardmine.com", "gideon.mustardmine.com", "mustardmine.com">)[dest])
+			req->misc->session->autoxfr = dest;
+		return redirect("https://mustardmine.com/");
+	}
 	if (string sess = host == "sikorsky.rosuav.com" && req->misc->session->cookie) {
 		m_delete(xfr_cookie, xfr_cookie[sess]); //If we already have another, remove it
 		string xfr = MIME.encode_base64("xf-" + random_string(9));