From 85f579b785b484651d6fb597804f160b133793b1 Mon Sep 17 00:00:00 2001
From: Kevin Ansfield <kevin@lookingsideways.co.uk>
Date: Wed, 14 Jul 2021 15:53:55 +0100
Subject: [PATCH] Fixed error when entering invalid URL in canonical URL field

closes https://github.com/TryGhost/Team/issues/745

- `URL()` will throw when given something it doesn't understand. As `seoURL` is just a display property it doesn't matter, we can catch the error and do nothing
---
 ghost/admin/app/components/gh-post-settings-menu.js | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/ghost/admin/app/components/gh-post-settings-menu.js b/ghost/admin/app/components/gh-post-settings-menu.js
index b3daba0593..1a6fdb343c 100644
--- a/ghost/admin/app/components/gh-post-settings-menu.js
+++ b/ghost/admin/app/components/gh-post-settings-menu.js
@@ -55,9 +55,13 @@ export default Component.extend({
         const urlParts = [];
 
         if (this.post.canonicalUrl) {
-            const canonicalUrl = new URL(this.post.canonicalUrl);
-            urlParts.push(canonicalUrl.host);
-            urlParts.push(...canonicalUrl.pathname.split('/').reject(p => !p));
+            try {
+                const canonicalUrl = new URL(this.post.canonicalUrl);
+                urlParts.push(canonicalUrl.host);
+                urlParts.push(...canonicalUrl.pathname.split('/').reject(p => !p));
+            } catch (e) {
+                // no-op, invalid URL
+            }
         } else {
             const blogUrl = new URL(this.config.get('blogUrl'));
             urlParts.push(blogUrl.host);