From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Sun, 24 Apr 2016 13:26:33 +0000 (+0200)
Subject: Protect the node.js against empty fen.
X-Git-Url: https://git.sesse.net/?p=remoteglot;a=commitdiff_plain;h=328af66f9b4a34c51c61d19d3d988ee1453bec44;hp=3ffe0de9c707368f992c8ae33f6916b3c7c8cef6

Protect the node.js against empty fen.
---

diff --git a/server/hash-lookup.js b/server/hash-lookup.js
index 0e7ee52..b9d5f00 100644
--- a/server/hash-lookup.js
+++ b/server/hash-lookup.js
@@ -16,7 +16,7 @@ var init = function(servers) {
 exports.init = init;
 
 var handle_request = function(fen, response) {
-	if (!board.validate_fen(fen).valid) {
+	if (fen === undefined || fen === null || fen === '' || !board.validate_fen(fen).valid) {
 		response.writeHead(400, {});
 		response.end();
 		return;