From 824003a2909b409cd65de95d7adf88096a1ad71e Mon Sep 17 00:00:00 2001
From: "khushboo.katta" <khushboo.katta@decurtis.com>
Date: Tue, 8 Jan 2019 17:06:07 +0530
Subject: [PATCH] added the code for the query parameter decoding, passed the
 custom decoder function to the qs module parse function.

---
 lib/helpers.js | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/lib/helpers.js b/lib/helpers.js
index 34384ad..38c22f9 100644
--- a/lib/helpers.js
+++ b/lib/helpers.js
@@ -8,11 +8,24 @@ var qs = require('qs');
 var parseUrl = require('parseurl');
 var debug = require('debug')('swagger');
 
+
+// custom decoder function
+var decode = function (str) {
+    try {
+        return decodeURIComponent(str);
+    } catch (e) {
+        return str;
+    }
+};
+
+//qs module options
+var qsOptions = { decoder : decode};
+
 // side-effect: stores in query property on req
 function queryString(req) {
   if (!req.query) {
     var url = parseUrl(req);
-    req.query = (url.query) ? qs.parse(url.query) : {};
+    req.query = (url.query) ? qs.parse(url.query, qsOptions) : {};
   }
   return req.query;
 }