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[backend] Enforce JSON-LD profile when fetching activities

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This commit is contained in:
Laura Hausmann 2024-02-17 15:55:48 +01:00
parent 31122636d3
commit 099ba9ce65
Signed by: zotan
GPG key ID: D044E84C5BE01605
1 changed files with 3 additions and 1 deletions
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4
packages/backend/src/misc/fetch.ts
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@ -48,7 +48,9 @@ export async function getJsonActivity(
});
const contentType = res.headers.get('content-type');
if (contentType == null || (contentType !== 'application/activity+json' && !contentType.startsWith('application/activity+json;') && contentType !== 'application/ld+json' && !contentType.startsWith('application/ld+json;')))
if (contentType == null ||
(contentType !== 'application/activity+json' && !contentType.startsWith('application/activity+json;') &&
(!contentType.startsWith('application/ld+json;') || !contentType.includes('profile="https://www.w3.org/ns/activitystreams"'))))
throw new Error(`getJsonActivity response had unexpected content-type: ${contentType}`);
return {