+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 { doRequest, doRequestAndSaveToFile } from '../../helpers'
-import { CONFIG, REMOTE_SCHEME, STATIC_PATHS } from '../../initializers'
-import { AccountModel } from '../../models/account/account'
+import { ActivityIconObject, ActivityVideoUrlObject, VideoState, ActivityUrlObject } from '../../../shared/index'
+import { VideoTorrentObject } from '../../../shared/models/activitypub/objects'
+import { VideoPrivacy } from '../../../shared/models/videos'
+import { sanitizeAndCheckVideoTorrentObject } from '../../helpers/custom-validators/activitypub/videos'
+import { isVideoFileInfoHashValid } from '../../helpers/custom-validators/videos'
+import { resetSequelizeInstance, retryTransactionWrapper } from '../../helpers/database-utils'
+import { logger } from '../../helpers/logger'
+import { doRequest, doRequestAndSaveToFile } from '../../helpers/requests'
+import { ACTIVITY_PUB, CONFIG, REMOTE_SCHEME, sequelizeTypescript, VIDEO_MIMETYPE_EXT } from '../../initializers'
+import { ActorModel } from '../../models/activitypub/actor'
+import { TagModel } from '../../models/video/tag'
import { VideoModel } from '../../models/video/video'
-import {
- sendCreateDislikeToOrigin,
- sendCreateDislikeToVideoFollowers,
- sendLikeToOrigin,
- sendLikeToVideoFollowers,
- sendUndoDislikeToOrigin,
- sendUndoDislikeToVideoFollowers,
- sendUndoLikeToOrigin,
- sendUndoLikeToVideoFollowers
-} from './send'
-
-function fetchRemoteVideoPreview (video: VideoModel, reject: Function) {
- // FIXME: use url
+import { VideoChannelModel } from '../../models/video/video-channel'
+import { VideoFileModel } from '../../models/video/video-file'
+import { getOrCreateActorAndServerAndModel } from './actor'
+import { addVideoComments } from './video-comments'
+import { crawlCollectionPage } from './crawl'
+import { sendCreateVideo, sendUpdateVideo } from './send'
+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'
+import { createRates } from './video-rates'
+import { addVideoShares, shareVideoByServerAndChannel } from './share'
+import { AccountModel } from '../../models/account/account'
+
+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
- const path = join(STATIC_PATHS.PREVIEWS, video.getPreviewName())
+ // 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: VideoModel) {
- // FIXME: use url
const host = video.VideoChannel.Account.Actor.Server.host
- const path = video.getDescriptionPath()
+ const path = video.getDescriptionAPIPath()
const options = {
uri: REMOTE_SCHEME.HTTP + '://' + host + path,
json: true
return doRequestAndSaveToFile(options, thumbnailPath)
}
-async function sendVideoRateChangeToFollowers (
- account: AccountModel,
- video: VideoModel,
- likes: number,
- dislikes: number,
- t: Transaction
+async function videoActivityObjectToDBAttributes (
+ videoChannel: VideoChannelModel,
+ videoObject: VideoTorrentObject,
+ to: string[] = []
) {
- const actor = account.Actor
+ 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
+ }
- // Keep the order: first we undo and then we create
+ let category: number | undefined
+ if (videoObject.category) {
+ category = parseInt(videoObject.category.identifier, 10)
+ }
- // Undo Like
- if (likes < 0) await sendUndoLikeToVideoFollowers(actor, video, t)
- // Undo Dislike
- if (dislikes < 0) await sendUndoDislikeToVideoFollowers(actor, video, t)
+ let licence: number | undefined
+ if (videoObject.licence) {
+ licence = parseInt(videoObject.licence.identifier, 10)
+ }
- // Like
- if (likes > 0) await sendLikeToVideoFollowers(actor, video, t)
- // Dislike
- if (dislikes > 0) await sendCreateDislikeToVideoFollowers(actor, video, t)
+ 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
+ }
}
-async function sendVideoRateChangeToOrigin (
- account: AccountModel,
+function videoFileActivityUrlToDBAttributes (videoCreated: VideoModel, videoObject: VideoTorrentObject) {
+ const fileUrls = videoObject.url.filter(u => isActivityVideoUrlObject(u)) as ActivityVideoUrlObject[]
+
+ 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 getOrCreateVideoChannelFromVideoObject (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 createVideo (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 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
+ refreshVideo: boolean
+}
+async function getOrCreateVideoAndAccountAndChannel (
+ videoObject: VideoTorrentObject | string,
+ syncParam: SyncParam = { likes: true, dislikes: true, shares: true, comments: true, thumbnail: true, refreshVideo: false }
+) {
+ const videoUrl = typeof videoObject === 'string' ? videoObject : videoObject.id
+
+ let videoFromDatabase = await VideoModel.loadByUrlAndPopulateAccount(videoUrl)
+ if (videoFromDatabase) {
+ const p = retryTransactionWrapper(refreshVideoIfNeeded, videoFromDatabase)
+ if (syncParam.refreshVideo === true) videoFromDatabase = await p
+
+ return { video: videoFromDatabase }
+ }
+
+ const { videoObject: fetchedVideo } = await fetchRemoteVideo(videoUrl)
+ if (!fetchedVideo) throw new Error('Cannot fetch remote video with url: ' + videoUrl)
+
+ const channelActor = await getOrCreateVideoChannelFromVideoObject(fetchedVideo)
+ const video = await retryTransactionWrapper(createVideo, 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<string>(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<string>(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<string>(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<string>(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 fetchRemoteVideo (videoUrl: string): Promise<{ response: request.RequestResponse, videoObject: VideoTorrentObject }> {
+ const options = {
+ uri: videoUrl,
+ method: 'GET',
+ json: true,
+ activityPub: true
+ }
+
+ logger.info('Fetching remote video %s.', videoUrl)
+
+ const { response, body } = await doRequest(options)
+
+ if (sanitizeAndCheckVideoTorrentObject(body) === false) {
+ logger.debug('Remote video JSON is not valid.', { body })
+ return { response, videoObject: undefined }
+ }
+
+ return { response, videoObject: body }
+}
+
+async function refreshVideoIfNeeded (video: VideoModel): Promise<VideoModel> {
+ if (!video.isOutdated()) return video
+
+ try {
+ const { response, videoObject } = await fetchRemoteVideo(video.url)
+ if (response.statusCode === 404) {
+ // Video does not exist anymore
+ await video.destroy()
+ return undefined
+ }
+
+ if (videoObject === undefined) {
+ logger.warn('Cannot refresh remote video: invalid body.')
+ return video
+ }
+
+ const channelActor = await getOrCreateVideoChannelFromVideoObject(videoObject)
+ const account = await AccountModel.load(channelActor.VideoChannel.accountId)
+
+ return updateVideoFromAP(video, videoObject, account, channelActor.VideoChannel)
+ } catch (err) {
+ logger.warn('Cannot refresh video.', { err })
+ return video
+ }
+}
+
+async function updateVideoFromAP (
video: VideoModel,
- likes: number,
- dislikes: number,
- t: Transaction
+ videoObject: VideoTorrentObject,
+ account: AccountModel,
+ channel: VideoChannelModel,
+ overrideTo?: string[]
) {
- const actor = account.Actor
+ logger.debug('Updating remote video "%s".', videoObject.uuid)
+ let videoFieldsSave: any
+
+ try {
+ const updatedVideo: VideoModel = await sequelizeTypescript.transaction(async t => {
+ const sequelizeOptions = {
+ transaction: t
+ }
+
+ videoFieldsSave = video.toJSON()
+
+ // Check actor has the right to update the video
+ const videoChannel = video.VideoChannel
+ if (videoChannel.Account.id !== account.id) {
+ throw new Error('Account ' + account.Actor.url + ' does not own video channel ' + videoChannel.Actor.url)
+ }
+
+ const to = overrideTo ? overrideTo : videoObject.to
+ const videoData = await videoActivityObjectToDBAttributes(channel, videoObject, to)
+ video.set('name', videoData.name)
+ video.set('uuid', videoData.uuid)
+ video.set('url', videoData.url)
+ video.set('category', videoData.category)
+ video.set('licence', videoData.licence)
+ video.set('language', videoData.language)
+ video.set('description', videoData.description)
+ video.set('support', videoData.support)
+ video.set('nsfw', videoData.nsfw)
+ video.set('commentsEnabled', videoData.commentsEnabled)
+ video.set('waitTranscoding', videoData.waitTranscoding)
+ video.set('state', videoData.state)
+ video.set('duration', videoData.duration)
+ video.set('createdAt', videoData.createdAt)
+ video.set('publishedAt', videoData.publishedAt)
+ video.set('views', videoData.views)
+ video.set('privacy', videoData.privacy)
+ video.set('channelId', videoData.channelId)
- // Keep the order: first we undo and then we create
+ await video.save(sequelizeOptions)
- // Undo Like
- if (likes < 0) await sendUndoLikeToOrigin(actor, video, t)
- // Undo Dislike
- if (dislikes < 0) await sendUndoDislikeToOrigin(actor, video, t)
+ // Don't block on request
+ generateThumbnailFromUrl(video, videoObject.icon)
+ .catch(err => logger.warn('Cannot generate thumbnail of %s.', videoObject.id, { err }))
- // Like
- if (likes > 0) await sendLikeToOrigin(actor, video, t)
- // Dislike
- if (dislikes > 0) await sendCreateDislikeToOrigin(actor, video, t)
+ // Remove old video files
+ const videoFileDestroyTasks: Bluebird<void>[] = []
+ for (const videoFile of video.VideoFiles) {
+ videoFileDestroyTasks.push(videoFile.destroy(sequelizeOptions))
+ }
+ await Promise.all(videoFileDestroyTasks)
+
+ const videoFileAttributes = videoFileActivityUrlToDBAttributes(video, videoObject)
+ const tasks = videoFileAttributes.map(f => VideoFileModel.create(f, sequelizeOptions))
+ await Promise.all(tasks)
+
+ // Update Tags
+ const tags = videoObject.tag.map(tag => tag.name)
+ const tagInstances = await TagModel.findOrCreateTags(tags, t)
+ await video.$set('Tags', tagInstances, sequelizeOptions)
+
+ // Update captions
+ await VideoCaptionModel.deleteAllCaptionsOfRemoteVideo(video.id, t)
+
+ const videoCaptionsPromises = videoObject.subtitleLanguage.map(c => {
+ return VideoCaptionModel.insertOrReplaceLanguage(video.id, c.identifier, t)
+ })
+ await Promise.all(videoCaptionsPromises)
+ })
+
+ logger.info('Remote video with uuid %s updated', videoObject.uuid)
+
+ return updatedVideo
+ } catch (err) {
+ if (video !== undefined && videoFieldsSave !== undefined) {
+ resetSequelizeInstance(video, videoFieldsSave)
+ }
+
+ // This is just a debug because we will retry the insert
+ logger.debug('Cannot update the remote video.', { err })
+ throw err
+ }
}
export {
- fetchRemoteVideoPreview,
+ updateVideoFromAP,
+ federateVideoIfNeeded,
+ fetchRemoteVideo,
+ getOrCreateVideoAndAccountAndChannel,
+ fetchRemoteVideoStaticFile,
fetchRemoteVideoDescription,
generateThumbnailFromUrl,
- sendVideoRateChangeToFollowers,
- sendVideoRateChangeToOrigin
+ videoActivityObjectToDBAttributes,
+ videoFileActivityUrlToDBAttributes,
+ createVideo,
+ getOrCreateVideoChannelFromVideoObject,
+ addVideoShares,
+ createRates
+}
+
+// ---------------------------------------------------------------------------
+
+function isActivityVideoUrlObject (url: ActivityUrlObject): url is ActivityVideoUrlObject {
+ const mimeTypes = Object.keys(VIDEO_MIMETYPE_EXT)
+
+ return mimeTypes.indexOf(url.mimeType) !== -1 && url.mimeType.startsWith('video/')
}