From 8707d3fdfe2ae0dbf2a84b9aeb8850f2cfb78219 Mon Sep 17 00:00:00 2001
From: Gregory Schier <gschier1990@gmail.com>
Date: Tue, 25 Jul 2017 14:19:21 -0700
Subject: [PATCH] Autodetect XML if no content-type (Closes #368)

---
 app/ui/components/viewers/response-viewer.js | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/app/ui/components/viewers/response-viewer.js b/app/ui/components/viewers/response-viewer.js
index e34a0178fe..f52c9dfaba 100644
--- a/app/ui/components/viewers/response-viewer.js
+++ b/app/ui/components/viewers/response-viewer.js
@@ -185,12 +185,19 @@ class ResponseViewer extends PureComponent {
       const body = iconv.decode(bodyBuffer, charset);
 
       let mode = contentType;
-      try {
-        // FEATURE: Detect JSON even without content-type
-        contentType.indexOf('json') === -1 && JSON.parse(body);
-        mode = 'application/json';
-      } catch (e) {
-        // Nothing
+
+      // Try to detect content-types if there isn't one
+      if (!mode) {
+        if (body.match(/^\s*<\?xml version="\d\.\d".*\?>/)) {
+          mode = 'application/xml';
+        } else {
+          try {
+            JSON.parse(body);
+            mode = 'application/json';
+          } catch (e) {
+            // Nothing
+          }
+        }
       }
 
       return (