From ca91c0c4032658d428fadbb8f178fb52be3ac471 Mon Sep 17 00:00:00 2001
From: Chad Weider <cweider@oofn.net>
Date: Sat, 10 Mar 2012 15:22:30 -0800
Subject: [PATCH] Correct cache location and guard against bad directories.

---
 src/node/utils/caching_middleware.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/node/utils/caching_middleware.js b/src/node/utils/caching_middleware.js
index f25059b88..29c95049f 100644
--- a/src/node/utils/caching_middleware.js
+++ b/src/node/utils/caching_middleware.js
@@ -24,6 +24,7 @@ var util = require('util');
 
 var ROOT_DIR = path.normalize(__dirname + "/../");
 var CACHE_DIR = ROOT_DIR + '../var/';
+CACHE_DIR = path.existsSync(CACHE_DIR) || undefined;
 
 var responseCache = {};
 
@@ -37,7 +38,7 @@ function CachingMiddleware() {
 }
 CachingMiddleware.prototype = new function () {
   function handle(req, res, next) {
-    if (!(req.method == "GET" || req.method == "HEAD")) {
+    if (!(req.method == "GET" || req.method == "HEAD" || !CACHE_DIR)) {
       return next(undefined, req, res);
     }