From 2b8f55194f7a4b21427cb02b2dcf6c662105c22f Mon Sep 17 00:00:00 2001
From: Nelson Chan <3271800+chakflying@users.noreply.github.com>
Date: Sun, 28 Jan 2024 03:18:24 +0800
Subject: [PATCH] Fix: [JSON-Query] Prevent parsing string-only JSON (#4425)

---
 server/model/monitor.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/server/model/monitor.js b/server/model/monitor.js
index 2dc77fbd3..40cdd7355 100644
--- a/server/model/monitor.js
+++ b/server/model/monitor.js
@@ -578,8 +578,12 @@ class Monitor extends BeanModel {
                         let data = res.data;
 
                         // convert data to object
-                        if (typeof data === "string") {
-                            data = JSON.parse(data);
+                        if (typeof data === "string" && res.headers["content-type"] !== "application/json") {
+                            try {
+                                data = JSON.parse(data);
+                            } catch (_) {
+                                // Failed to parse as JSON, just process it as a string
+                            }
                         }
 
                         let expression = jsonata(this.jsonPath);