28 lines
851 B
TypeScript
28 lines
851 B
TypeScript
import { toUnicode, toASCII } from 'punycode';
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import User from '../models/user';
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import resolvePerson from './activitypub/resolve-person';
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import Resolver from './activitypub/resolver';
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import webFinger from './webfinger';
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export default async (username, host, option) => {
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const usernameLower = username.toLowerCase();
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const hostLowerAscii = toASCII(host).toLowerCase();
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const hostLower = toUnicode(hostLowerAscii);
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let user = await User.findOne({ usernameLower, hostLower }, option);
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if (user === null) {
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const acctLower = `${usernameLower}@${hostLowerAscii}`;
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const finger = await webFinger(acctLower, acctLower);
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const self = finger.links.find(link => link.rel && link.rel.toLowerCase() === 'self');
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if (!self) {
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throw new Error();
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}
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user = await resolvePerson(new Resolver(), self.href, acctLower);
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}
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return user;
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};
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