87 lines
2.5 KiB
TypeScript
87 lines
2.5 KiB
TypeScript
import { toUnicode, toASCII } from 'punycode';
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import User, { IUser, IRemoteUser } from '../models/user';
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import webFinger from './webfinger';
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import config from '../config';
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import { createPerson, updatePerson } from './activitypub/models/person';
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import { URL } from 'url';
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import { remoteLogger } from './logger';
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const logger = remoteLogger.createSubLogger('resolve-user');
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export default async (username: string, _host: string, option?: any, resync?: boolean): Promise<IUser> => {
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const usernameLower = username.toLowerCase();
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if (_host == null) {
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logger.info(`return local user: ${usernameLower}`);
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return await User.findOne({ usernameLower, host: null });
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}
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const configHostAscii = toASCII(config.host).toLowerCase();
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const configHost = toUnicode(configHostAscii);
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const hostAscii = toASCII(_host).toLowerCase();
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const host = toUnicode(hostAscii);
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if (configHost == host) {
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logger.info(`return local user: ${usernameLower}`);
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return await User.findOne({ usernameLower, host: null });
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}
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const user = await User.findOne({ usernameLower, host }, option);
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const acctLower = `${usernameLower}@${hostAscii}`;
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if (user === null) {
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const self = await resolveSelf(acctLower);
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logger.info(`return new remote user: ${acctLower}`);
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return await createPerson(self.href);
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}
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if (resync) {
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logger.info(`try resync: ${acctLower}`);
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const self = await resolveSelf(acctLower);
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if ((user as IRemoteUser).uri !== self.href) {
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// if uri mismatch, Fix (user@host <=> AP's Person id(IRemoteUser.uri)) mapping.
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logger.info(`uri missmatch: ${acctLower}`);
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logger.info(`recovery missmatch uri for (username=${username}, host=${host}) from ${(user as IRemoteUser).uri} to ${self.href}`);
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// validate uri
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const uri = new URL(self.href);
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if (uri.hostname !== hostAscii) {
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throw new Error(`Invalied uri`);
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}
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await User.update({
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usernameLower,
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host: host
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}, {
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$set: {
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uri: self.href
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}
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});
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} else {
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logger.info(`uri is fine: ${acctLower}`);
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}
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await updatePerson(self.href);
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logger.info(`return resynced remote user: ${acctLower}`);
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return await User.findOne({ uri: self.href });
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}
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logger.info(`return existing remote user: ${acctLower}`);
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return user;
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};
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async function resolveSelf(acctLower: string) {
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logger.info(`WebFinger for ${acctLower}`);
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const finger = await webFinger(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('self link not found');
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}
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return self;
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}
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