From 1d4c7e4876cc5b7fe86c1b03716dc2ce7fe2a03f Mon Sep 17 00:00:00 2001
From: Alice Gaudon <alice@gaudon.pro>
Date: Tue, 26 May 2020 10:20:14 +0200
Subject: [PATCH] Disable unused features in webviews

---
 src/Application.ts | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/Application.ts b/src/Application.ts
index eb05399..16dc94d 100644
--- a/src/Application.ts
+++ b/src/Application.ts
@@ -62,6 +62,16 @@ export default class Application {
                 });
             }
         });
+
+        // Disable unused features
+        app.on('web-contents-created', (e, contents) => {
+            contents.on('will-attach-webview', (e, webPreferences, params) => {
+                delete webPreferences.preload;
+                webPreferences.nodeIntegration = false;
+
+                // TODO: Here would be a good place to filter accessed urls (params.src). Also  consider 'will-navigate' event on contents.
+            });
+        });
     }
 
     private setupSystemTray() {