105 lines
2.9 KiB
TypeScript
105 lines
2.9 KiB
TypeScript
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import * as url from 'url'
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import { ActivityPubActor } from '../../../shared/models/activitypub/activitypub-actor'
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import { isRemoteAccountValid } from '../../helpers/custom-validators/activitypub/account'
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import { logger } from '../../helpers/logger'
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import { doRequest } from '../../helpers/requests'
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import { ACTIVITY_PUB } from '../../initializers/constants'
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import { database as db } from '../../initializers/database'
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async function getOrCreateAccount (accountUrl: string) {
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let account = await db.Account.loadByUrl(accountUrl)
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// We don't have this account in our database, fetch it on remote
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if (!account) {
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const res = await fetchRemoteAccountAndCreateServer(accountUrl)
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if (res === undefined) throw new Error('Cannot fetch remote account.')
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// Save our new account in database
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account = await res.account.save()
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}
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return account
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}
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async function fetchRemoteAccountAndCreateServer (accountUrl: string) {
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const options = {
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uri: accountUrl,
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method: 'GET',
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headers: {
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'Accept': ACTIVITY_PUB.ACCEPT_HEADER
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}
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}
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logger.info('Fetching remote account %s.', accountUrl)
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let requestResult
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try {
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requestResult = await doRequest(options)
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} catch (err) {
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logger.warn('Cannot fetch remote account %s.', accountUrl, err)
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return undefined
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}
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const accountJSON: ActivityPubActor = JSON.parse(requestResult.body)
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if (isRemoteAccountValid(accountJSON) === false) {
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logger.debug('Remote account JSON is not valid.', { accountJSON })
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return undefined
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}
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const followersCount = await fetchAccountCount(accountJSON.followers)
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const followingCount = await fetchAccountCount(accountJSON.following)
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const account = db.Account.build({
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uuid: accountJSON.uuid,
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name: accountJSON.preferredUsername,
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url: accountJSON.url,
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publicKey: accountJSON.publicKey.publicKeyPem,
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privateKey: null,
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followersCount: followersCount,
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followingCount: followingCount,
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inboxUrl: accountJSON.inbox,
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outboxUrl: accountJSON.outbox,
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sharedInboxUrl: accountJSON.endpoints.sharedInbox,
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followersUrl: accountJSON.followers,
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followingUrl: accountJSON.following
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})
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const accountHost = url.parse(account.url).host
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const serverOptions = {
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where: {
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host: accountHost
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},
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defaults: {
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host: accountHost
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}
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}
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const [ server ] = await db.Server.findOrCreate(serverOptions)
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account.set('serverId', server.id)
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return { account, server }
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}
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export {
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getOrCreateAccount,
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fetchRemoteAccountAndCreateServer
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}
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// ---------------------------------------------------------------------------
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async function fetchAccountCount (url: string) {
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const options = {
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uri: url,
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method: 'GET'
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}
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let requestResult
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try {
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requestResult = await doRequest(options)
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} catch (err) {
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logger.warn('Cannot fetch remote account count %s.', url, err)
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return undefined
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}
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return requestResult.totalItems ? requestResult.totalItems : 0
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}
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