2018-01-26 05:02:18 -06:00
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import * as Bluebird from 'bluebird'
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2018-01-10 10:18:12 -06:00
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import * as magnetUtil from 'magnet-uri'
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2017-11-20 03:24:29 -06:00
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import { join } from 'path'
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import * as request from 'request'
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import { ActivityIconObject } from '../../../shared/index'
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2018-01-10 10:18:12 -06:00
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import { VideoTorrentObject } from '../../../shared/models/activitypub/objects'
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2018-01-26 05:02:18 -06:00
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import { VideoPrivacy, VideoRateType } from '../../../shared/models/videos'
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2018-05-09 09:16:22 -05:00
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import { sanitizeAndCheckVideoTorrentObject } from '../../helpers/custom-validators/activitypub/videos'
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2018-01-10 10:18:12 -06:00
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import { isVideoFileInfoHashValid } from '../../helpers/custom-validators/videos'
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import { retryTransactionWrapper } from '../../helpers/database-utils'
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import { logger } from '../../helpers/logger'
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2017-12-28 04:16:08 -06:00
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import { doRequest, doRequestAndSaveToFile } from '../../helpers/requests'
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2018-01-10 10:18:12 -06:00
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import { ACTIVITY_PUB, CONFIG, REMOTE_SCHEME, sequelizeTypescript, STATIC_PATHS, VIDEO_MIMETYPE_EXT } from '../../initializers'
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2018-01-26 05:02:18 -06:00
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import { AccountVideoRateModel } from '../../models/account/account-video-rate'
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2018-01-10 10:18:12 -06:00
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import { ActorModel } from '../../models/activitypub/actor'
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import { TagModel } from '../../models/video/tag'
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2017-12-12 10:53:50 -06:00
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import { VideoModel } from '../../models/video/video'
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2018-01-10 10:18:12 -06:00
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import { VideoChannelModel } from '../../models/video/video-channel'
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import { VideoFileModel } from '../../models/video/video-file'
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import { VideoShareModel } from '../../models/video/video-share'
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import { getOrCreateActorAndServerAndModel } from './actor'
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2018-01-26 05:02:18 -06:00
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import { addVideoComments } from './video-comments'
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2018-05-25 09:21:16 -05:00
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import { crawlCollectionPage } from './crawl'
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2017-11-20 03:24:29 -06:00
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2017-12-27 13:03:37 -06:00
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function fetchRemoteVideoPreview (video: VideoModel, reject: Function) {
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2017-12-14 10:38:41 -06:00
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const host = video.VideoChannel.Account.Actor.Server.host
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2017-11-20 03:24:29 -06:00
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const path = join(STATIC_PATHS.PREVIEWS, video.getPreviewName())
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2018-01-18 03:53:54 -06:00
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// We need to provide a callback, if no we could have an uncaught exception
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2017-12-28 01:49:08 -06:00
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return request.get(REMOTE_SCHEME.HTTP + '://' + host + path, err => {
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if (err) reject(err)
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})
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2017-11-20 03:24:29 -06:00
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}
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2017-12-12 10:53:50 -06:00
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async function fetchRemoteVideoDescription (video: VideoModel) {
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2017-12-14 10:38:41 -06:00
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const host = video.VideoChannel.Account.Actor.Server.host
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2017-11-20 03:24:29 -06:00
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const path = video.getDescriptionPath()
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const options = {
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uri: REMOTE_SCHEME.HTTP + '://' + host + path,
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json: true
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}
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const { body } = await doRequest(options)
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return body.description ? body.description : ''
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}
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2017-12-12 10:53:50 -06:00
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function generateThumbnailFromUrl (video: VideoModel, icon: ActivityIconObject) {
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2017-11-20 03:24:29 -06:00
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const thumbnailName = video.getThumbnailName()
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const thumbnailPath = join(CONFIG.STORAGE.THUMBNAILS_DIR, thumbnailName)
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const options = {
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method: 'GET',
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uri: icon.url
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}
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return doRequestAndSaveToFile(options, thumbnailPath)
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}
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2018-01-10 10:18:12 -06:00
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async function videoActivityObjectToDBAttributes (videoChannel: VideoChannelModel,
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videoObject: VideoTorrentObject,
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2018-02-21 03:07:02 -06:00
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to: string[] = []) {
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const privacy = to.indexOf(ACTIVITY_PUB.PUBLIC) !== -1 ? VideoPrivacy.PUBLIC : VideoPrivacy.UNLISTED
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2018-01-10 10:18:12 -06:00
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const duration = videoObject.duration.replace(/[^\d]+/, '')
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2018-04-23 07:39:52 -05:00
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let language: string = null
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2018-01-10 10:18:12 -06:00
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if (videoObject.language) {
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language = videoObject.language.identifier
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}
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2018-04-23 07:39:52 -05:00
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let category: number = null
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if (videoObject.category) {
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category = parseInt(videoObject.category.identifier, 10)
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}
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2018-04-23 07:39:52 -05:00
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let licence: number = null
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2018-01-10 10:18:12 -06:00
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if (videoObject.licence) {
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licence = parseInt(videoObject.licence.identifier, 10)
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}
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2018-02-21 03:07:02 -06:00
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const description = videoObject.content || null
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const support = videoObject.support || null
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2018-02-15 07:46:26 -06:00
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2018-01-10 10:18:12 -06:00
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return {
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name: videoObject.name,
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uuid: videoObject.uuid,
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url: videoObject.id,
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category,
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licence,
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language,
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description,
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support,
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2018-01-26 10:25:35 -06:00
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nsfw: videoObject.sensitive,
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commentsEnabled: videoObject.commentsEnabled,
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channelId: videoChannel.id,
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duration: parseInt(duration, 10),
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createdAt: new Date(videoObject.published),
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// FIXME: updatedAt does not seems to be considered by Sequelize
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updatedAt: new Date(videoObject.updated),
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views: videoObject.views,
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likes: 0,
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dislikes: 0,
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remote: true,
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privacy
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}
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}
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function videoFileActivityUrlToDBAttributes (videoCreated: VideoModel, videoObject: VideoTorrentObject) {
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const mimeTypes = Object.keys(VIDEO_MIMETYPE_EXT)
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const fileUrls = videoObject.url.filter(u => {
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return mimeTypes.indexOf(u.mimeType) !== -1 && u.mimeType.startsWith('video/')
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})
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if (fileUrls.length === 0) {
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throw new Error('Cannot find video files for ' + videoCreated.url)
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}
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const attributes = []
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for (const fileUrl of fileUrls) {
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// Fetch associated magnet uri
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const magnet = videoObject.url.find(u => {
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return u.mimeType === 'application/x-bittorrent;x-scheme-handler/magnet' && u.width === fileUrl.width
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})
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2018-01-12 08:35:30 -06:00
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if (!magnet) throw new Error('Cannot find associated magnet uri for file ' + fileUrl.href)
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2018-01-10 10:18:12 -06:00
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2018-01-12 08:35:30 -06:00
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const parsed = magnetUtil.decode(magnet.href)
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if (!parsed || isVideoFileInfoHashValid(parsed.infoHash) === false) throw new Error('Cannot parse magnet URI ' + magnet.href)
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2018-01-10 10:18:12 -06:00
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const attribute = {
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extname: VIDEO_MIMETYPE_EXT[ fileUrl.mimeType ],
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infoHash: parsed.infoHash,
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resolution: fileUrl.width,
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size: fileUrl.size,
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videoId: videoCreated.id
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}
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attributes.push(attribute)
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}
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return attributes
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}
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2018-05-11 08:10:13 -05:00
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function getOrCreateVideoChannel (videoObject: VideoTorrentObject) {
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const channel = videoObject.attributedTo.find(a => a.type === 'Group')
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if (!channel) throw new Error('Cannot find associated video channel to video ' + videoObject.url)
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return getOrCreateActorAndServerAndModel(channel.id)
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}
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2018-01-10 10:18:12 -06:00
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async function getOrCreateVideo (videoObject: VideoTorrentObject, channelActor: ActorModel) {
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logger.debug('Adding remote video %s.', videoObject.id)
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return sequelizeTypescript.transaction(async t => {
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const sequelizeOptions = {
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transaction: t
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}
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const videoFromDatabase = await VideoModel.loadByUUIDOrURLAndPopulateAccount(videoObject.uuid, videoObject.id, t)
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if (videoFromDatabase) return videoFromDatabase
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2018-02-21 03:07:02 -06:00
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const videoData = await videoActivityObjectToDBAttributes(channelActor.VideoChannel, videoObject, videoObject.to)
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2018-01-10 10:18:12 -06:00
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const video = VideoModel.build(videoData)
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// Don't block on request
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generateThumbnailFromUrl(video, videoObject.icon)
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2018-03-26 08:54:13 -05:00
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.catch(err => logger.warn('Cannot generate thumbnail of %s.', videoObject.id, { err }))
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2018-01-10 10:18:12 -06:00
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const videoCreated = await video.save(sequelizeOptions)
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const videoFileAttributes = videoFileActivityUrlToDBAttributes(videoCreated, videoObject)
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if (videoFileAttributes.length === 0) {
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throw new Error('Cannot find valid files for video %s ' + videoObject.url)
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}
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2018-01-24 03:25:56 -06:00
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const tasks = videoFileAttributes.map(f => VideoFileModel.create(f, { transaction: t }))
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2018-01-10 10:18:12 -06:00
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await Promise.all(tasks)
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const tags = videoObject.tag.map(t => t.name)
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const tagInstances = await TagModel.findOrCreateTags(tags, t)
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await videoCreated.$set('Tags', tagInstances, sequelizeOptions)
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logger.info('Remote video with uuid %s inserted.', videoObject.uuid)
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videoCreated.VideoChannel = channelActor.VideoChannel
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return videoCreated
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})
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2017-11-23 07:19:55 -06:00
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}
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2018-01-10 10:18:12 -06:00
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async function getOrCreateAccountAndVideoAndChannel (videoObject: VideoTorrentObject | string, actor?: ActorModel) {
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if (typeof videoObject === 'string') {
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2018-03-23 03:10:49 -05:00
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const videoUrl = videoObject
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const videoFromDatabase = await VideoModel.loadByUrlAndPopulateAccount(videoUrl)
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2018-01-10 10:18:12 -06:00
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if (videoFromDatabase) {
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return {
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video: videoFromDatabase,
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actor: videoFromDatabase.VideoChannel.Account.Actor,
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channelActor: videoFromDatabase.VideoChannel.Actor
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}
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}
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2018-03-23 03:10:49 -05:00
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videoObject = await fetchRemoteVideo(videoUrl)
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if (!videoObject) throw new Error('Cannot fetch remote video with url: ' + videoUrl)
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2018-01-10 10:18:12 -06:00
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}
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if (!actor) {
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const actorObj = videoObject.attributedTo.find(a => a.type === 'Person')
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if (!actorObj) throw new Error('Cannot find associated actor to video ' + videoObject.url)
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actor = await getOrCreateActorAndServerAndModel(actorObj.id)
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}
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2018-05-11 08:10:13 -05:00
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const channelActor = await getOrCreateVideoChannel(videoObject)
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2018-01-10 10:18:12 -06:00
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const options = {
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arguments: [ videoObject, channelActor ],
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errorMessage: 'Cannot insert the remote video with many retries.'
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}
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const video = await retryTransactionWrapper(getOrCreateVideo, options)
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2018-01-26 05:02:18 -06:00
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// Process outside the transaction because we could fetch remote data
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2018-05-25 09:21:16 -05:00
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logger.info('Adding likes of video %s.', video.uuid)
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await crawlCollectionPage<string>(videoObject.likes, (items) => createRates(items, video, 'like'))
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2018-01-26 05:02:18 -06:00
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2018-05-25 09:21:16 -05:00
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logger.info('Adding dislikes of video %s.', video.uuid)
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await crawlCollectionPage<string>(videoObject.dislikes, (items) => createRates(items, video, 'dislike'))
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2018-01-26 05:02:18 -06:00
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2018-05-25 09:21:16 -05:00
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logger.info('Adding shares of video %s.', video.uuid)
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await crawlCollectionPage<string>(videoObject.shares, (items) => addVideoShares(items, video))
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2018-01-26 05:02:18 -06:00
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2018-05-25 09:21:16 -05:00
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logger.info('Adding comments of video %s.', video.uuid)
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await crawlCollectionPage<string>(videoObject.comments, (items) => addVideoComments(items, video))
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2018-01-26 05:02:18 -06:00
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2018-01-10 10:18:12 -06:00
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return { actor, channelActor, video }
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}
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2018-01-26 05:02:18 -06:00
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async function createRates (actorUrls: string[], video: VideoModel, rate: VideoRateType) {
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let rateCounts = 0
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const tasks: Bluebird<number>[] = []
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for (const actorUrl of actorUrls) {
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const actor = await getOrCreateActorAndServerAndModel(actorUrl)
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const p = AccountVideoRateModel
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.create({
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videoId: video.id,
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accountId: actor.Account.id,
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type: rate
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})
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.then(() => rateCounts += 1)
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tasks.push(p)
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}
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await Promise.all(tasks)
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logger.info('Adding %d %s to video %s.', rateCounts, rate, video.uuid)
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// This is "likes" and "dislikes"
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await video.increment(rate + 's', { by: rateCounts })
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return
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}
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2018-05-25 09:21:16 -05:00
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async function addVideoShares (shareUrls: string[], instance: VideoModel) {
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2018-01-10 10:18:12 -06:00
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for (const shareUrl of shareUrls) {
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// Fetch url
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const { body } = await doRequest({
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uri: shareUrl,
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json: true,
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activityPub: true
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})
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2018-03-23 03:10:49 -05:00
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if (!body || !body.actor) {
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logger.warn('Cannot add remote share with url: %s, skipping...', shareUrl)
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continue
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}
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2018-01-10 10:18:12 -06:00
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2018-03-23 03:10:49 -05:00
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const actorUrl = body.actor
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2018-01-10 10:18:12 -06:00
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const actor = await getOrCreateActorAndServerAndModel(actorUrl)
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const entry = {
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actorId: actor.id,
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2018-01-26 10:48:41 -06:00
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videoId: instance.id,
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url: shareUrl
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2018-01-10 10:18:12 -06:00
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}
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await VideoShareModel.findOrCreate({
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2018-01-26 10:48:41 -06:00
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where: {
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url: shareUrl
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},
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2018-01-10 10:18:12 -06:00
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defaults: entry
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})
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}
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2017-11-23 07:19:55 -06:00
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}
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2017-11-20 03:24:29 -06:00
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export {
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2018-01-10 10:18:12 -06:00
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getOrCreateAccountAndVideoAndChannel,
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2017-11-20 03:24:29 -06:00
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fetchRemoteVideoPreview,
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fetchRemoteVideoDescription,
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2017-11-23 07:19:55 -06:00
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generateThumbnailFromUrl,
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2018-01-10 10:18:12 -06:00
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videoActivityObjectToDBAttributes,
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videoFileActivityUrlToDBAttributes,
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getOrCreateVideo,
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2018-05-11 08:10:13 -05:00
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getOrCreateVideoChannel,
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2018-05-11 08:55:39 -05:00
|
|
|
addVideoShares
|
|
|
|
}
|
2018-01-10 10:18:12 -06:00
|
|
|
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
|
|
|
|
async function fetchRemoteVideo (videoUrl: string): Promise<VideoTorrentObject> {
|
|
|
|
const options = {
|
|
|
|
uri: videoUrl,
|
|
|
|
method: 'GET',
|
|
|
|
json: true,
|
|
|
|
activityPub: true
|
|
|
|
}
|
|
|
|
|
|
|
|
logger.info('Fetching remote video %s.', videoUrl)
|
|
|
|
|
|
|
|
const { body } = await doRequest(options)
|
|
|
|
|
2018-05-09 09:16:22 -05:00
|
|
|
if (sanitizeAndCheckVideoTorrentObject(body) === false) {
|
2018-01-10 10:18:12 -06:00
|
|
|
logger.debug('Remote video JSON is not valid.', { body })
|
|
|
|
return undefined
|
|
|
|
}
|
|
|
|
|
|
|
|
return body
|
2017-11-20 03:24:29 -06:00
|
|
|
}
|