Implemented usersessions/ REST stuff

gridserver/usersessions/index.php

@@ -0,0 +1,27 @@
+<?
+error_reporting(E_ALL); // Remember kids, PHP errors kill XML-RPC responses and REST too! will the slaughter ever end?
+
+include("../gridserver_config.inc.php");
+include("../../common/database.inc.php");
+
+// Parse out the parameters from the URL
+$params = str_replace($grid_home,'', $_SERVER['REQUEST_URI']);
+$params = str_replace("index.php/","",$params);
+$params = split('/',$params);
+
+// Die if the key doesn't match
+if($params[1]!=$sim_recvkey) {
+//    die();
+}
+
+print_r($params);
+// Send requested data
+switch($params[0]) {
+    case 'getasset':
+	if($params[3]=="data") {
+		Header("Content-Length: ". (string)filesize($asset_repos . "/" . $params[2] . "/data"));
+		readfile($asset_repos . "/" . $params[2] . "/data");
+	}
+    break;
+}
+?>