From e532c2a88a41fce7f0268e05bf24e999f871fb99 Mon Sep 17 00:00:00 2001
From: Peter Johnson <insomnia@rcpt.at>
Date: Mon, 14 Sep 2015 16:26:04 +0200
Subject: [PATCH] improved error checking

---
 sanitiser/_geo_common.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sanitiser/_geo_common.js b/sanitiser/_geo_common.js
index 2ed92656..b53e13c3 100644
--- a/sanitiser/_geo_common.js
+++ b/sanitiser/_geo_common.js
@@ -1,7 +1,8 @@
 /**
  * helper sanitiser methods for geo parameters
  */
-var util = require( 'util' );
+var util = require('util'),
+    check = require('check-types');
 
 /**
  * Parse and validate bbox parameter
@@ -13,7 +14,7 @@ var util = require( 'util' );
  * @param {object} clean
  */
 function sanitize_bbox( unclean, clean ) {
-  if( !unclean.bbox ) {
+  if( !check.unemptyString( unclean.bbox ) ) {
     return;
   }