module updates

Zotlabs/Module/Xref.php

@@ -0,0 +1,26 @@
+<?php
+namespace Zotlabs\Module;
+
+
+class Xref extends \Zotlabs\Web\Controller {
+
+	function init() {
+		// Sets a referral URL using an xchan directly
+		// Link format: example.com/xref/[xchan]/[TargetURL]
+		// Target URL is optional.
+		// Cookie lasts 24 hours to survive a browser restart.  Contains no personal
+		// information at all - just somebody else's xchan.
+		$referrer = argv(1);
+		$expire=time()+60*60*2;
+		$path = 'xref';
+		setcookie($path, $referrer, $expire, "/"); 
+		$url = '';
+	
+		if (argc() > 2)
+			$url = argv(2);
+				
+		goaway (z_root() . '/' . $url);
+				
+	}
+	
+}