X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Flib%2Factivitypub%2Fvideos.ts;h=fac1d3fc74b67d68e604a318784a51362a8b38f8;hb=f6eebcb336c067e160a62020a5140d8d992ba384;hp=acee4fe16e38fd1c0f236154b5529a47f42ca948;hpb=0032ebe94aa83fab761c7de3ceb6210ac4532824;p=github%2FChocobozzz%2FPeerTube.git diff --git a/server/lib/activitypub/videos.ts b/server/lib/activitypub/videos.ts index acee4fe16..fac1d3fc7 100644 --- a/server/lib/activitypub/videos.ts +++ b/server/lib/activitypub/videos.ts @@ -1,32 +1,66 @@ +import * as Bluebird from 'bluebird' +import * as sequelize from 'sequelize' +import * as magnetUtil from 'magnet-uri' import { join } from 'path' import * as request from 'request' -import { Transaction } from 'sequelize' -import { ActivityIconObject } from '../../../shared/index' +import { ActivityIconObject, VideoState } from '../../../shared/index' +import { VideoTorrentObject } from '../../../shared/models/activitypub/objects' +import { VideoPrivacy, VideoRateType } from '../../../shared/models/videos' +import { sanitizeAndCheckVideoTorrentObject } from '../../helpers/custom-validators/activitypub/videos' +import { isVideoFileInfoHashValid } from '../../helpers/custom-validators/videos' +import { retryTransactionWrapper } from '../../helpers/database-utils' +import { logger } from '../../helpers/logger' import { doRequest, doRequestAndSaveToFile } from '../../helpers/requests' -import { CONFIG, REMOTE_SCHEME, STATIC_PATHS } from '../../initializers/constants' -import { AccountInstance } from '../../models/account/account-interface' -import { VideoInstance } from '../../models/video/video-interface' -import { sendLikeToOrigin } from './index' -import { sendCreateDislikeToOrigin, sendCreateDislikeToVideoFollowers } from './send/send-create' -import { sendLikeToVideoFollowers } from './send/send-like' -import { - sendUndoDislikeToOrigin, - sendUndoDislikeToVideoFollowers, - sendUndoLikeToOrigin, - sendUndoLikeToVideoFollowers -} from './send/send-undo' - -function fetchRemoteVideoPreview (video: VideoInstance) { - // FIXME: use url - const host = video.VideoChannel.Account.Server.host - const path = join(STATIC_PATHS.PREVIEWS, video.getPreviewName()) - - return request.get(REMOTE_SCHEME.HTTP + '://' + host + path) +import { ACTIVITY_PUB, CONFIG, CRAWL_REQUEST_CONCURRENCY, REMOTE_SCHEME, sequelizeTypescript, VIDEO_MIMETYPE_EXT } from '../../initializers' +import { AccountVideoRateModel } from '../../models/account/account-video-rate' +import { ActorModel } from '../../models/activitypub/actor' +import { TagModel } from '../../models/video/tag' +import { VideoModel } from '../../models/video/video' +import { VideoChannelModel } from '../../models/video/video-channel' +import { VideoFileModel } from '../../models/video/video-file' +import { VideoShareModel } from '../../models/video/video-share' +import { getOrCreateActorAndServerAndModel } from './actor' +import { addVideoComments } from './video-comments' +import { crawlCollectionPage } from './crawl' +import { sendCreateVideo, sendUpdateVideo } from './send' +import { shareVideoByServerAndChannel } from './index' +import { isArray } from '../../helpers/custom-validators/misc' +import { VideoCaptionModel } from '../../models/video/video-caption' +import { JobQueue } from '../job-queue' +import { ActivitypubHttpFetcherPayload } from '../job-queue/handlers/activitypub-http-fetcher' + +async function federateVideoIfNeeded (video: VideoModel, isNewVideo: boolean, transaction?: sequelize.Transaction) { + // If the video is not private and published, we federate it + if (video.privacy !== VideoPrivacy.PRIVATE && video.state === VideoState.PUBLISHED) { + // Fetch more attributes that we will need to serialize in AP object + if (isArray(video.VideoCaptions) === false) { + video.VideoCaptions = await video.$get('VideoCaptions', { + attributes: [ 'language' ], + transaction + }) as VideoCaptionModel[] + } + + if (isNewVideo) { + // Now we'll add the video's meta data to our followers + await sendCreateVideo(video, transaction) + await shareVideoByServerAndChannel(video, transaction) + } else { + await sendUpdateVideo(video, transaction) + } + } +} + +function fetchRemoteVideoStaticFile (video: VideoModel, path: string, reject: Function) { + const host = video.VideoChannel.Account.Actor.Server.host + + // We need to provide a callback, if no we could have an uncaught exception + return request.get(REMOTE_SCHEME.HTTP + '://' + host + path, err => { + if (err) reject(err) + }) } -async function fetchRemoteVideoDescription (video: VideoInstance) { - // FIXME: use url - const host = video.VideoChannel.Account.Server.host +async function fetchRemoteVideoDescription (video: VideoModel) { + const host = video.VideoChannel.Account.Actor.Server.host const path = video.getDescriptionPath() const options = { uri: REMOTE_SCHEME.HTTP + '://' + host + path, @@ -37,7 +71,7 @@ async function fetchRemoteVideoDescription (video: VideoInstance) { return body.description ? body.description : '' } -function generateThumbnailFromUrl (video: VideoInstance, icon: ActivityIconObject) { +function generateThumbnailFromUrl (video: VideoModel, icon: ActivityIconObject) { const thumbnailName = video.getThumbnailName() const thumbnailPath = join(CONFIG.STORAGE.THUMBNAILS_DIR, thumbnailName) @@ -48,42 +82,310 @@ function generateThumbnailFromUrl (video: VideoInstance, icon: ActivityIconObjec return doRequestAndSaveToFile(options, thumbnailPath) } -function sendVideoRateChangeToFollowers (account: AccountInstance, video: VideoInstance, likes: number, dislikes: number, t: Transaction) { - const tasks: Promise[] = [] +async function videoActivityObjectToDBAttributes ( + videoChannel: VideoChannelModel, + videoObject: VideoTorrentObject, + to: string[] = [] +) { + const privacy = to.indexOf(ACTIVITY_PUB.PUBLIC) !== -1 ? VideoPrivacy.PUBLIC : VideoPrivacy.UNLISTED + const duration = videoObject.duration.replace(/[^\d]+/, '') + + let language: string | undefined + if (videoObject.language) { + language = videoObject.language.identifier + } + + let category: number | undefined + if (videoObject.category) { + category = parseInt(videoObject.category.identifier, 10) + } + + let licence: number | undefined + if (videoObject.licence) { + licence = parseInt(videoObject.licence.identifier, 10) + } + + const description = videoObject.content || null + const support = videoObject.support || null + + return { + name: videoObject.name, + uuid: videoObject.uuid, + url: videoObject.id, + category, + licence, + language, + description, + support, + nsfw: videoObject.sensitive, + commentsEnabled: videoObject.commentsEnabled, + waitTranscoding: videoObject.waitTranscoding, + state: videoObject.state, + channelId: videoChannel.id, + duration: parseInt(duration, 10), + createdAt: new Date(videoObject.published), + publishedAt: new Date(videoObject.published), + // FIXME: updatedAt does not seems to be considered by Sequelize + updatedAt: new Date(videoObject.updated), + views: videoObject.views, + likes: 0, + dislikes: 0, + remote: true, + privacy + } +} + +function videoFileActivityUrlToDBAttributes (videoCreated: VideoModel, videoObject: VideoTorrentObject) { + const mimeTypes = Object.keys(VIDEO_MIMETYPE_EXT) + const fileUrls = videoObject.url.filter(u => { + return mimeTypes.indexOf(u.mimeType) !== -1 && u.mimeType.startsWith('video/') + }) + + if (fileUrls.length === 0) { + throw new Error('Cannot find video files for ' + videoCreated.url) + } + + const attributes: VideoFileModel[] = [] + for (const fileUrl of fileUrls) { + // Fetch associated magnet uri + const magnet = videoObject.url.find(u => { + return u.mimeType === 'application/x-bittorrent;x-scheme-handler/magnet' && u.height === fileUrl.height + }) + + if (!magnet) throw new Error('Cannot find associated magnet uri for file ' + fileUrl.href) + + const parsed = magnetUtil.decode(magnet.href) + if (!parsed || isVideoFileInfoHashValid(parsed.infoHash) === false) { + throw new Error('Cannot parse magnet URI ' + magnet.href) + } + + const attribute = { + extname: VIDEO_MIMETYPE_EXT[ fileUrl.mimeType ], + infoHash: parsed.infoHash, + resolution: fileUrl.height, + size: fileUrl.size, + videoId: videoCreated.id, + fps: fileUrl.fps + } as VideoFileModel + attributes.push(attribute) + } + + return attributes +} + +function getOrCreateVideoChannel (videoObject: VideoTorrentObject) { + const channel = videoObject.attributedTo.find(a => a.type === 'Group') + if (!channel) throw new Error('Cannot find associated video channel to video ' + videoObject.url) + + return getOrCreateActorAndServerAndModel(channel.id) +} + +async function getOrCreateVideo (videoObject: VideoTorrentObject, channelActor: ActorModel, waitThumbnail = false) { + logger.debug('Adding remote video %s.', videoObject.id) + + const videoCreated: VideoModel = await sequelizeTypescript.transaction(async t => { + const sequelizeOptions = { + transaction: t + } + const videoFromDatabase = await VideoModel.loadByUUIDOrURLAndPopulateAccount(videoObject.uuid, videoObject.id, t) + if (videoFromDatabase) return videoFromDatabase + + const videoData = await videoActivityObjectToDBAttributes(channelActor.VideoChannel, videoObject, videoObject.to) + const video = VideoModel.build(videoData) + + const videoCreated = await video.save(sequelizeOptions) + + // Process files + const videoFileAttributes = videoFileActivityUrlToDBAttributes(videoCreated, videoObject) + if (videoFileAttributes.length === 0) { + throw new Error('Cannot find valid files for video %s ' + videoObject.url) + } + + const videoFilePromises = videoFileAttributes.map(f => VideoFileModel.create(f, { transaction: t })) + await Promise.all(videoFilePromises) + + // Process tags + const tags = videoObject.tag.map(t => t.name) + const tagInstances = await TagModel.findOrCreateTags(tags, t) + await videoCreated.$set('Tags', tagInstances, sequelizeOptions) + + // Process captions + const videoCaptionsPromises = videoObject.subtitleLanguage.map(c => { + return VideoCaptionModel.insertOrReplaceLanguage(videoCreated.id, c.identifier, t) + }) + await Promise.all(videoCaptionsPromises) + + logger.info('Remote video with uuid %s inserted.', videoObject.uuid) + + videoCreated.VideoChannel = channelActor.VideoChannel + return videoCreated + }) + + const p = generateThumbnailFromUrl(videoCreated, videoObject.icon) + .catch(err => logger.warn('Cannot generate thumbnail of %s.', videoObject.id, { err })) + + if (waitThumbnail === true) await p + + return videoCreated +} + +type SyncParam = { + likes: boolean, + dislikes: boolean, + shares: boolean, + comments: boolean, + thumbnail: boolean +} +async function getOrCreateAccountAndVideoAndChannel ( + videoObject: VideoTorrentObject | string, + syncParam: SyncParam = { likes: true, dislikes: true, shares: true, comments: true, thumbnail: true } +) { + const videoUrl = typeof videoObject === 'string' ? videoObject : videoObject.id + + const videoFromDatabase = await VideoModel.loadByUrlAndPopulateAccount(videoUrl) + if (videoFromDatabase) return { video: videoFromDatabase } + + const fetchedVideo = await fetchRemoteVideo(videoUrl) + if (!fetchedVideo) throw new Error('Cannot fetch remote video with url: ' + videoUrl) + + const channelActor = await getOrCreateVideoChannel(fetchedVideo) + const video = await retryTransactionWrapper(getOrCreateVideo, fetchedVideo, channelActor, syncParam.thumbnail) + + // Process outside the transaction because we could fetch remote data + + logger.info('Adding likes/dislikes/shares/comments of video %s.', video.uuid) + + const jobPayloads: ActivitypubHttpFetcherPayload[] = [] + + if (syncParam.likes === true) { + await crawlCollectionPage(fetchedVideo.likes, items => createRates(items, video, 'like')) + .catch(err => logger.error('Cannot add likes of video %s.', video.uuid, { err })) + } else { + jobPayloads.push({ uri: fetchedVideo.likes, videoId: video.id, type: 'video-likes' as 'video-likes' }) + } + + if (syncParam.dislikes === true) { + await crawlCollectionPage(fetchedVideo.dislikes, items => createRates(items, video, 'dislike')) + .catch(err => logger.error('Cannot add dislikes of video %s.', video.uuid, { err })) + } else { + jobPayloads.push({ uri: fetchedVideo.dislikes, videoId: video.id, type: 'video-dislikes' as 'video-dislikes' }) + } + + if (syncParam.shares === true) { + await crawlCollectionPage(fetchedVideo.shares, items => addVideoShares(items, video)) + .catch(err => logger.error('Cannot add shares of video %s.', video.uuid, { err })) + } else { + jobPayloads.push({ uri: fetchedVideo.shares, videoId: video.id, type: 'video-shares' as 'video-shares' }) + } + + if (syncParam.comments === true) { + await crawlCollectionPage(fetchedVideo.comments, items => addVideoComments(items, video)) + .catch(err => logger.error('Cannot add comments of video %s.', video.uuid, { err })) + } else { + jobPayloads.push({ uri: fetchedVideo.shares, videoId: video.id, type: 'video-shares' as 'video-shares' }) + } + + await Bluebird.map(jobPayloads, payload => JobQueue.Instance.createJob({ type: 'activitypub-http-fetcher', payload })) + + return { video } +} + +async function createRates (actorUrls: string[], video: VideoModel, rate: VideoRateType) { + let rateCounts = 0 + + await Bluebird.map(actorUrls, async actorUrl => { + try { + 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 + } + }) + + if (created) rateCounts += 1 + } catch (err) { + logger.warn('Cannot add rate %s for actor %s.', rate, actorUrl, { err }) + } + }, { concurrency: CRAWL_REQUEST_CONCURRENCY }) - // Undo Like - if (likes < 0) tasks.push(sendUndoLikeToVideoFollowers(account, video, t)) - // Like - if (likes > 0) tasks.push(sendLikeToVideoFollowers(account, video, t)) + logger.info('Adding %d %s to video %s.', rateCounts, rate, video.uuid) - // Undo Dislike - if (dislikes < 0) tasks.push(sendUndoDislikeToVideoFollowers(account, video, t)) - // Dislike - if (dislikes > 0) tasks.push(sendCreateDislikeToVideoFollowers(account, video, t)) + // This is "likes" and "dislikes" + if (rateCounts !== 0) await video.increment(rate + 's', { by: rateCounts }) - return Promise.all(tasks) + return } -function sendVideoRateChangeToOrigin (account: AccountInstance, video: VideoInstance, likes: number, dislikes: number, t: Transaction) { - const tasks: Promise[] = [] +async function addVideoShares (shareUrls: string[], instance: VideoModel) { + await Bluebird.map(shareUrls, async shareUrl => { + try { + // Fetch url + const { body } = await doRequest({ + uri: shareUrl, + json: true, + activityPub: true + }) + if (!body || !body.actor) throw new Error('Body of body actor is invalid') - // Undo Like - if (likes < 0) tasks.push(sendUndoLikeToOrigin(account, video, t)) - // Like - if (likes > 0) tasks.push(sendLikeToOrigin(account, video, t)) + const actorUrl = body.actor + const actor = await getOrCreateActorAndServerAndModel(actorUrl) - // Undo Dislike - if (dislikes < 0) tasks.push(sendUndoDislikeToOrigin(account, video, t)) - // Dislike - if (dislikes > 0) tasks.push(sendCreateDislikeToOrigin(account, video, t)) + const entry = { + actorId: actor.id, + videoId: instance.id, + url: shareUrl + } + + await VideoShareModel.findOrCreate({ + where: { + url: shareUrl + }, + defaults: entry + }) + } catch (err) { + logger.warn('Cannot add share %s.', shareUrl, { err }) + } + }, { concurrency: CRAWL_REQUEST_CONCURRENCY }) +} + +async function fetchRemoteVideo (videoUrl: string): Promise { + const options = { + uri: videoUrl, + method: 'GET', + json: true, + activityPub: true + } + + logger.info('Fetching remote video %s.', videoUrl) + + const { body } = await doRequest(options) + + if (sanitizeAndCheckVideoTorrentObject(body) === false) { + logger.debug('Remote video JSON is not valid.', { body }) + return undefined + } - return Promise.all(tasks) + return body } export { - fetchRemoteVideoPreview, + federateVideoIfNeeded, + fetchRemoteVideo, + getOrCreateAccountAndVideoAndChannel, + fetchRemoteVideoStaticFile, fetchRemoteVideoDescription, generateThumbnailFromUrl, - sendVideoRateChangeToFollowers, - sendVideoRateChangeToOrigin + videoActivityObjectToDBAttributes, + videoFileActivityUrlToDBAttributes, + getOrCreateVideo, + getOrCreateVideoChannel, + addVideoShares, + createRates }