Merge pull request from GHSA-2vxv-pv3m-3wvj

* fix: normalize incoming signed activities

* Tweak style

* Update CHANGELOG.md

* Log compacted activity as well

---------

Co-authored-by: syuilo <4439005+syuilo@users.noreply.github.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/packages/backend/test/unit/activitypub.ts b/packages/backend/test/unit/activitypub.ts
index aa3f3a4ff1..6962608106 100644
--- a/packages/backend/test/unit/activitypub.ts
+++ b/packages/backend/test/unit/activitypub.ts
@@ -13,6 +13,8 @@ import { ApImageService } from '@/core/activitypub/models/ApImageService.js';
 import { ApNoteService } from '@/core/activitypub/models/ApNoteService.js';
 import { ApPersonService } from '@/core/activitypub/models/ApPersonService.js';
 import { ApRendererService } from '@/core/activitypub/ApRendererService.js';
+import { JsonLdService } from '@/core/activitypub/JsonLdService.js';
+import { CONTEXT } from '@/core/activitypub/misc/contexts.js';
 import { GlobalModule } from '@/GlobalModule.js';
 import { CoreModule } from '@/core/CoreModule.js';
 import { FederatedInstanceService } from '@/core/FederatedInstanceService.js';
@@ -88,6 +90,7 @@ describe('ActivityPub', () => {
 	let noteService: ApNoteService;
 	let personService: ApPersonService;
 	let rendererService: ApRendererService;
+	let jsonLdService: JsonLdService;
 	let resolver: MockResolver;
 
 	const metaInitial = {
@@ -128,6 +131,7 @@ describe('ActivityPub', () => {
 		personService = app.get<ApPersonService>(ApPersonService);
 		rendererService = app.get<ApRendererService>(ApRendererService);
 		imageService = app.get<ApImageService>(ApImageService);
+		jsonLdService = app.get<JsonLdService>(JsonLdService);
 		resolver = new MockResolver(await app.resolve<LoggerService>(LoggerService));
 
 		// Prevent ApPersonService from fetching instance, as it causes Jest import-after-test error
@@ -381,4 +385,42 @@ describe('ActivityPub', () => {
 			assert.strictEqual(driveFile, null);
 		});
 	});
+
+	describe('JSON-LD', () =>{
+		test('Compaction', async () => {
+			const jsonLd = jsonLdService.use();
+
+			const object = {
+				'@context': [
+					'https://www.w3.org/ns/activitystreams',
+					{
+						_misskey_quote: 'https://misskey-hub.net/ns#_misskey_quote',
+						unknown: 'https://example.org/ns#unknown',
+						undefined: null,
+					},
+				],
+				id: 'https://example.com/notes/42',
+				type: 'Note',
+				attributedTo: 'https://example.com/users/1',
+				to: ['https://www.w3.org/ns/activitystreams#Public'],
+				content: 'test test foo',
+				_misskey_quote: 'https://example.com/notes/1',
+				unknown: 'test test bar',
+				undefined: 'test test baz',
+			};
+			const compacted = await jsonLd.compact(object);
+
+			assert.deepStrictEqual(compacted, {
+				'@context': CONTEXT,
+				id: 'https://example.com/notes/42',
+				type: 'Note',
+				attributedTo: 'https://example.com/users/1',
+				to: 'as:Public',
+				content: 'test test foo',
+				_misskey_quote: 'https://example.com/notes/1',
+				'https://example.org/ns#unknown': 'test test bar',
+				// undefined: 'test test baz',
+			});
+		});
+	});
 });