import { toUnicode, toASCII } from 'punycode'; import User, { IUser } from '../models/user'; import webFinger from './webfinger'; import config from '../config'; import { createPerson } from './activitypub/models/person'; export default async (username, _host, option?): Promise => { const usernameLower = username.toLowerCase(); const hostAscii = toASCII(_host).toLowerCase(); const host = toUnicode(hostAscii); if (config.host == host) { return await User.findOne({ usernameLower }); } let user = await User.findOne({ usernameLower, host }, option); if (user === null) { const acctLower = `${usernameLower}@${hostAscii}`; const finger = await webFinger(acctLower); const self = finger.links.find(link => link.rel && link.rel.toLowerCase() === 'self'); if (!self) { throw new Error('self link not found'); } user = await createPerson(self.href); } return user; };