From c441c4728f579c890a87eea2d0c8260e86b516b0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E3=81=8B=E3=81=A3=E3=81=93=E3=81=8B=E3=82=8A?=
 <67428053+kakkokari-gtyih@users.noreply.github.com>
Date: Sun, 15 Sep 2024 12:30:27 +0900
Subject: [PATCH] =?UTF-8?q?fix(backend):=20happy-dom=E3=81=A7=E5=A4=96?=
 =?UTF-8?q?=E9=83=A8HTML=E3=82=92=E3=83=91=E3=83=BC=E3=82=B9=E3=81=99?=
 =?UTF-8?q?=E3=82=8B=E9=9A=9B=E3=81=AB=E9=96=A2=E9=80=A3=E3=83=AA=E3=82=BD?=
 =?UTF-8?q?=E3=83=BC=E3=82=B9=E3=81=8C=E8=AA=AD=E3=81=BF=E8=BE=BC=E3=81=BE?=
 =?UTF-8?q?=E3=82=8C=E3=82=8B=E5=95=8F=E9=A1=8C=E3=82=92=E4=BF=AE=E6=AD=A3?=
 =?UTF-8?q?=20(#14521)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

cherry picked from commit be0906a6c73726ed02a358bcbe904fa3d99713ea

Co-authored-by: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
---
 .../src/core/activitypub/ApRequestService.ts     | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/packages/backend/src/core/activitypub/ApRequestService.ts b/packages/backend/src/core/activitypub/ApRequestService.ts
index 3c988773b..4810fe9e4 100644
--- a/packages/backend/src/core/activitypub/ApRequestService.ts
+++ b/packages/backend/src/core/activitypub/ApRequestService.ts
@@ -206,14 +206,18 @@ export class ApRequestService {
 
 		if ((contentType ?? '').split(';')[0].trimEnd().toLowerCase() === 'text/html' && _followAlternate) {
 			const html = await res.text();
-			const fragment = JSDOM.fragment(html);
+			try {
+				const fragment = JSDOM.fragment(html);
 
-			const alternate = fragment.querySelector('head > link[rel="alternate"][type="application/activity+json"]');
-			if (alternate) {
-				const href = alternate.getAttribute('href');
-				if (href) {
-					return await this.signedGet(href, user, false);
+				const alternate = fragment.querySelector('head > link[rel="alternate"][type="application/activity+json"]');
+				if (alternate) {
+					const href = alternate.getAttribute('href');
+					if (href) {
+						return await this.signedGet(href, user, false);
+					}
 				}
+			} catch (e) {
+				// something went wrong parsing the HTML, ignore the whole thing
 			}
 		}
 		//#endregion