import { Transaction } from 'sequelize' import { AccountModel } from '../../models/account/account' import { VideoModel } from '../../models/video/video' import { sendCreateDislike, sendLike, sendUndoDislike, sendUndoLike } from './send' import { VideoRateType } from '../../../shared/models/videos' import * as Bluebird from 'bluebird' import { getOrCreateActorAndServerAndModel } from './actor' import { AccountVideoRateModel } from '../../models/account/account-video-rate' import { logger } from '../../helpers/logger' import { CRAWL_REQUEST_CONCURRENCY } from '../../initializers' import { doRequest } from '../../helpers/requests' import { checkUrlsSameHost, getAPId } from '../../helpers/activitypub' import { ActorModel } from '../../models/activitypub/actor' import { getVideoDislikeActivityPubUrl, getVideoLikeActivityPubUrl } from './url' async function createRates (ratesUrl: string[], video: VideoModel, rate: VideoRateType) { let rateCounts = 0 await Bluebird.map(ratesUrl, async rateUrl => { try { // Fetch url const { body } = await doRequest({ uri: rateUrl, json: true, activityPub: true }) if (!body || !body.actor) throw new Error('Body or body actor is invalid') const actorUrl = getAPId(body.actor) if (checkUrlsSameHost(actorUrl, rateUrl) !== true) { throw new Error(`Rate url ${rateUrl} has not the same host than actor url ${actorUrl}`) } if (checkUrlsSameHost(body.id, rateUrl) !== true) { throw new Error(`Rate url ${rateUrl} host is different from the AP object id ${body.id}`) } const actor = await getOrCreateActorAndServerAndModel(actorUrl) const [ , created ] = await AccountVideoRateModel .findOrCreate({ where: { videoId: video.id, accountId: actor.Account.id }, defaults: { videoId: video.id, accountId: actor.Account.id, type: rate, url: body.id } }) if (created) rateCounts += 1 } catch (err) { logger.warn('Cannot add rate %s.', rateUrl, { err }) } }, { concurrency: CRAWL_REQUEST_CONCURRENCY }) logger.info('Adding %d %s to video %s.', rateCounts, rate, video.uuid) // This is "likes" and "dislikes" if (rateCounts !== 0) await video.increment(rate + 's', { by: rateCounts }) return } async function sendVideoRateChange (account: AccountModel, video: VideoModel, likes: number, dislikes: number, t: Transaction) { const actor = account.Actor // Keep the order: first we undo and then we create // Undo Like if (likes < 0) await sendUndoLike(actor, video, t) // Undo Dislike if (dislikes < 0) await sendUndoDislike(actor, video, t) // Like if (likes > 0) await sendLike(actor, video, t) // Dislike if (dislikes > 0) await sendCreateDislike(actor, video, t) } function getRateUrl (rateType: VideoRateType, actor: ActorModel, video: VideoModel) { return rateType === 'like' ? getVideoLikeActivityPubUrl(actor, video) : getVideoDislikeActivityPubUrl(actor, video) } export { getRateUrl, createRates, sendVideoRateChange }