Handle user_id for privilege insertion

Add user_id handling in privilege insertion logic.

Author: zhblue

trunk/web/admin/problem_import_xml.php

@@ -194,6 +194,9 @@ function import_fps($tempfile) {
       if ($spid==0)
       	$spid = $pid;
       $sql = "INSERT INTO `privilege` (`user_id`,`rightstr`) VALUES(?,?)";
+	  $user_id=empty($_GET['user_id'])?$_SESSION[$OJ_NAME.'_'.'user_id']:$_GET['user_id'];
+      pdo_query($sql, $user_id, "p$pid");
+
       pdo_query($sql, $_SESSION[$OJ_NAME.'_'.'user_id'], "p$pid");
       $_SESSION[$OJ_NAME.'_'."p$pid"] = true;