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View MR for information: https://activitypub.software/TransFem-org/Sharkey/-/merge_requests/521 Closes #512 Approved-by: Marie <marie@kaifa.ch> Approved-by: fEmber <acomputerdog@gmail.com>
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commit
11aac8253d
2 changed files with 66 additions and 7 deletions
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@ -4,16 +4,24 @@
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*/
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import type { IObject } from '../type.js';
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function getHrefFrom(one: IObject|string): string | undefined {
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if (typeof(one) === 'string') return one;
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return one.href;
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}
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export function assertActivityMatchesUrls(activity: IObject, urls: string[]) {
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const idOk = activity.id !== undefined && urls.includes(activity.id);
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if (idOk) return;
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// technically `activity.url` could be an `ApObject = IObject |
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// string | (IObject | string)[]`, but if it's a complicated thing
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// and the `activity.id` doesn't match, I think we're fine
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// rejecting the activity
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const urlOk = typeof(activity.url) === 'string' && urls.includes(activity.url);
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const url = activity.url;
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if (url) {
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// `activity.url` can be an `ApObject = IObject | string | (IObject
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// | string)[]`, we have to look inside it
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const activityUrls = Array.isArray(url) ? url.map(getHrefFrom) : [getHrefFrom(url)];
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const goodUrl = activityUrls.find(u => u && urls.includes(u));
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if (!idOk && !urlOk) {
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throw new Error(`bad Activity: neither id(${activity?.id}) nor url(${activity?.url}) match location(${urls})`);
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if (goodUrl) return;
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}
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throw new Error(`bad Activity: neither id(${activity?.id}) nor url(${JSON.stringify(activity?.url)}) match location(${urls})`);
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}
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51
packages/backend/test/unit/misc/check-against-url.ts
Normal file
51
packages/backend/test/unit/misc/check-against-url.ts
Normal file
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@ -0,0 +1,51 @@
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/*
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* SPDX-FileCopyrightText: dakkar and sharkey-project
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import type { IObject } from '@/core/activitypub/type.js';
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import { describe, expect, test } from '@jest/globals';
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import { assertActivityMatchesUrls } from '@/core/activitypub/misc/check-against-url.js';
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function assertOne(activity: IObject) {
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// return a function so we can use `.toThrow`
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return () => assertActivityMatchesUrls(activity, ['good']);
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}
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describe('assertActivityMatchesUrls', () => {
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test('id', () => {
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expect(assertOne({ id: 'bad' })).toThrow(/bad Activity/);
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expect(assertOne({ id: 'good' })).not.toThrow();
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});
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test('simple url', () => {
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expect(assertOne({ url: 'bad' })).toThrow(/bad Activity/);
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expect(assertOne({ url: 'good' })).not.toThrow();
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});
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test('array of urls', () => {
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expect(assertOne({ url: ['bad'] })).toThrow(/bad Activity/);
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expect(assertOne({ url: ['bad', 'other'] })).toThrow(/bad Activity/);
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expect(assertOne({ url: ['good'] })).not.toThrow();
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expect(assertOne({ url: ['bad', 'good'] })).not.toThrow();
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});
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test('array of objects', () => {
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expect(assertOne({ url: [{ href: 'bad' }] })).toThrow(/bad Activity/);
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expect(assertOne({ url: [{ href: 'bad' }, { href: 'other' }] })).toThrow(/bad Activity/);
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expect(assertOne({ url: [{ href: 'good' }] })).not.toThrow();
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expect(assertOne({ url: [{ href: 'bad' }, { href: 'good' }] })).not.toThrow();
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});
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test('mixed array', () => {
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expect(assertOne({ url: [{ href: 'bad' }, 'other'] })).toThrow(/bad Activity/);
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expect(assertOne({ url: [{ href: 'bad' }, 'good'] })).not.toThrow();
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expect(assertOne({ url: ['bad', { href: 'good' }] })).not.toThrow();
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});
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test('id and url', () => {
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expect(assertOne({ id: 'other', url: 'bad' })).toThrow(/bad Activity/);
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expect(assertOne({ id: 'bad', url: 'good' })).not.toThrow();
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expect(assertOne({ id: 'good', url: 'bad' })).not.toThrow();
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});
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});
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