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Stricter host-meta spec compliance in WebFinger

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Laura Hausmann 2023-09-06 01:29:38 +02:00
parent 59571f2372
commit 80035049f9
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GPG Key ID: D044E84C5BE01605
1 changed files with 7 additions and 3 deletions
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10
packages/backend/src/remote/webfinger.ts
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@ -33,15 +33,19 @@ async function hostMetaToWebFingerTemplate(url: string) {
headers: Object.assign(
{
"User-Agent": config.userAgent,
Accept: "application/xml, text/xml, */*",
Accept: "application/xrd+xml.",
},
{},
),
timeout: 10000,
});
const parser = new XMLParser({ignoreAttributes: false});
const options = {
ignoreAttributes: false,
isArray: (_name: string, jpath: string) => jpath === 'XRD.Link',
};
const parser = new XMLParser(options);
const hostMeta = parser.parse(await res.text());
const template = hostMeta['XRD']['Link']['@_template'];
const template = (hostMeta['XRD']['Link'] as Array<any>).filter(p => p['@_rel'] === 'lrdd')[0]['@_template'];
return template.indexOf('{uri}') < 0 ? null : template;
}
catch {