From 8368b887f7d3277f14e7c4976e4c0848a3cc0112 Mon Sep 17 00:00:00 2001
From: "trop[bot]" <37223003+trop[bot]@users.noreply.github.com>
Date: Wed, 15 Dec 2021 14:25:47 -0800
Subject: [PATCH] fix: ensure bluetooth devices are not returned by default
 (#32198)

Co-authored-by: Samuel Attard <samuel.r.attard@gmail.com>
---
 docs/api/web-contents.md        | 2 ++
 lib/browser/api/web-contents.ts | 8 ++++++++
 2 files changed, 10 insertions(+)

diff --git a/docs/api/web-contents.md b/docs/api/web-contents.md
index 43eee11e5db43..54f322ffa5d04 100644
--- a/docs/api/web-contents.md
+++ b/docs/api/web-contents.md
@@ -736,6 +736,8 @@ first available device will be selected. `callback` should be called with
 `deviceId` to be selected, passing empty string to `callback` will
 cancel the request.
 
+If no event listener is added for this event, all bluetooth requests will be cancelled.
+
 ```javascript
 const { app, BrowserWindow } = require('electron')
 
diff --git a/lib/browser/api/web-contents.ts b/lib/browser/api/web-contents.ts
index e0336ccf62885..56582425a4180 100644
--- a/lib/browser/api/web-contents.ts
+++ b/lib/browser/api/web-contents.ts
@@ -749,6 +749,14 @@ WebContents.prototype._init = function () {
     }
   });
 
+  this.on('select-bluetooth-device', (event, devices, callback) => {
+    if (this.listenerCount('select-bluetooth-device') === 0) {
+      // Cancel it if there are no handlers
+      event.preventDefault();
+      callback('');
+    }
+  });
+
   const event = process._linkedBinding('electron_browser_event').createEmpty();
   app.emit('web-contents-created', event, this);