fixed: in Chrome, when loading a record with a file, the download but…

…ton does not work and shows 'Failed - Server problem', https://github.com/OpenClinica/enketo-express-oc/issues/317
enketo · Mar 30, 2020 · 9c3e347 · 9c3e347
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,11 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+[Unreleased]
+----------------------
+##### Fixed
+- In Chrome, when loading a record with a file, the download button does not work and shows 'Failed - Server problem'.
+
 [2.0.1] - 2020-03-26
 ----------------------
 **WARNING: IT IS HIGHLY RECOMMENDED TO DEPLOY THIS VERSION BEFORE CHROME 83 IS RELEASED SOME TIME IN APRIL 2020 AND PREFERABLY AFTER VERSION 1.86.x HAS BEEN DEPLOYED. READ MORE [HERE](https://blog.enketo.org/Enketo-Express-mar-2020-update/).**

diff --git a/app/controllers/media-controller.js b/app/controllers/media-controller.js
@@ -30,7 +30,7 @@ function _extractMediaUrl( path ) {
 
 
 function _isPrintView( req ) {
-    const refererQuery = url.parse( req.headers.referer ).query;
+    const refererQuery = req.headers && req.headers.referer ? url.parse( req.headers.referer ).query : null;
     return !!( refererQuery && refererQuery.includes( 'print=true' ) );
 }