46 lines
1.4 KiB
TypeScript
46 lines
1.4 KiB
TypeScript
import * as WebFinger from 'webfinger.js'
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import { WebFingerData } from '../../shared'
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import { fetchRemoteAccount } from '../lib/activitypub/account'
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import { isTestInstance } from './core-utils'
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import { isActivityPubUrlValid } from './custom-validators'
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const webfinger = new WebFinger({
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webfist_fallback: false,
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tls_only: isTestInstance(),
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uri_fallback: false,
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request_timeout: 3000
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})
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async function getAccountFromWebfinger (nameWithHost: string) {
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const webfingerData: WebFingerData = await webfingerLookup(nameWithHost)
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if (Array.isArray(webfingerData.links) === false) throw new Error('WebFinger links is not an array.')
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const selfLink = webfingerData.links.find(l => l.rel === 'self')
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if (selfLink === undefined || isActivityPubUrlValid(selfLink.href) === false) {
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throw new Error('Cannot find self link or href is not a valid URL.')
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}
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const account = await fetchRemoteAccount(selfLink.href)
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if (account === undefined) throw new Error('Cannot fetch remote account ' + selfLink.href)
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return account
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}
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// ---------------------------------------------------------------------------
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export {
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getAccountFromWebfinger
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}
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// ---------------------------------------------------------------------------
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function webfingerLookup (nameWithHost: string) {
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return new Promise<WebFingerData>((res, rej) => {
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webfinger.lookup(nameWithHost, (err, p) => {
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if (err) return rej(err)
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return res(p.object)
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})
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})
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}
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