PeerTube/server/models/video/formatter/video-format-utils.ts

523 lines
14 KiB
TypeScript

import { generateMagnetUri } from '@server/helpers/webtorrent'
import { getActivityStreamDuration } from '@server/lib/activitypub/activity'
import { getLocalVideoFileMetadataUrl } from '@server/lib/video-urls'
import { VideoViewsManager } from '@server/lib/views/video-views-manager'
import { uuidToShort } from '@shared/extra-utils'
import {
ActivityTagObject,
ActivityUrlObject,
Video,
VideoDetails,
VideoFile,
VideoInclude,
VideoObject,
VideosCommonQueryAfterSanitize,
VideoStreamingPlaylist
} from '@shared/models'
import { isArray } from '../../../helpers/custom-validators/misc'
import {
MIMETYPES,
VIDEO_CATEGORIES,
VIDEO_LANGUAGES,
VIDEO_LICENCES,
VIDEO_PRIVACIES,
VIDEO_STATES,
WEBSERVER
} from '../../../initializers/constants'
import {
getLocalVideoCommentsActivityPubUrl,
getLocalVideoDislikesActivityPubUrl,
getLocalVideoLikesActivityPubUrl,
getLocalVideoSharesActivityPubUrl
} from '../../../lib/activitypub/url'
import {
MServer,
MStreamingPlaylistRedundanciesOpt,
MVideo,
MVideoAP,
MVideoFile,
MVideoFormattable,
MVideoFormattableDetails
} from '../../../types/models'
import { MVideoFileRedundanciesOpt } from '../../../types/models/video/video-file'
import { VideoCaptionModel } from '../video-caption'
export type VideoFormattingJSONOptions = {
completeDescription?: boolean
additionalAttributes?: {
state?: boolean
waitTranscoding?: boolean
scheduledUpdate?: boolean
blacklistInfo?: boolean
files?: boolean
blockedOwner?: boolean
}
}
function guessAdditionalAttributesFromQuery (query: VideosCommonQueryAfterSanitize): VideoFormattingJSONOptions {
if (!query || !query.include) return {}
return {
additionalAttributes: {
state: !!(query.include & VideoInclude.NOT_PUBLISHED_STATE),
waitTranscoding: !!(query.include & VideoInclude.NOT_PUBLISHED_STATE),
scheduledUpdate: !!(query.include & VideoInclude.NOT_PUBLISHED_STATE),
blacklistInfo: !!(query.include & VideoInclude.BLACKLISTED),
files: !!(query.include & VideoInclude.FILES),
blockedOwner: !!(query.include & VideoInclude.BLOCKED_OWNER)
}
}
}
function videoModelToFormattedJSON (video: MVideoFormattable, options: VideoFormattingJSONOptions = {}): Video {
const userHistory = isArray(video.UserVideoHistories) ? video.UserVideoHistories[0] : undefined
const videoObject: Video = {
id: video.id,
uuid: video.uuid,
shortUUID: uuidToShort(video.uuid),
url: video.url,
name: video.name,
category: {
id: video.category,
label: getCategoryLabel(video.category)
},
licence: {
id: video.licence,
label: getLicenceLabel(video.licence)
},
language: {
id: video.language,
label: getLanguageLabel(video.language)
},
privacy: {
id: video.privacy,
label: getPrivacyLabel(video.privacy)
},
nsfw: video.nsfw,
description: options && options.completeDescription === true
? video.description
: video.getTruncatedDescription(),
isLocal: video.isOwned(),
duration: video.duration,
views: video.views,
viewers: VideoViewsManager.Instance.getViewers(video),
likes: video.likes,
dislikes: video.dislikes,
thumbnailPath: video.getMiniatureStaticPath(),
previewPath: video.getPreviewStaticPath(),
embedPath: video.getEmbedStaticPath(),
createdAt: video.createdAt,
updatedAt: video.updatedAt,
publishedAt: video.publishedAt,
originallyPublishedAt: video.originallyPublishedAt,
isLive: video.isLive,
account: video.VideoChannel.Account.toFormattedSummaryJSON(),
channel: video.VideoChannel.toFormattedSummaryJSON(),
userHistory: userHistory
? { currentTime: userHistory.currentTime }
: undefined,
// Can be added by external plugins
pluginData: (video as any).pluginData
}
const add = options.additionalAttributes
if (add?.state === true) {
videoObject.state = {
id: video.state,
label: getStateLabel(video.state)
}
}
if (add?.waitTranscoding === true) {
videoObject.waitTranscoding = video.waitTranscoding
}
if (add?.scheduledUpdate === true && video.ScheduleVideoUpdate) {
videoObject.scheduledUpdate = {
updateAt: video.ScheduleVideoUpdate.updateAt,
privacy: video.ScheduleVideoUpdate.privacy || undefined
}
}
if (add?.blacklistInfo === true) {
videoObject.blacklisted = !!video.VideoBlacklist
videoObject.blacklistedReason = video.VideoBlacklist ? video.VideoBlacklist.reason : null
}
if (add?.blockedOwner === true) {
videoObject.blockedOwner = video.VideoChannel.Account.isBlocked()
const server = video.VideoChannel.Account.Actor.Server as MServer
videoObject.blockedServer = !!(server?.isBlocked())
}
if (add?.files === true) {
videoObject.streamingPlaylists = streamingPlaylistsModelToFormattedJSON(video, video.VideoStreamingPlaylists)
videoObject.files = videoFilesModelToFormattedJSON(video, video.VideoFiles)
}
return videoObject
}
function videoModelToFormattedDetailsJSON (video: MVideoFormattableDetails): VideoDetails {
const videoJSON = video.toFormattedJSON({
additionalAttributes: {
scheduledUpdate: true,
blacklistInfo: true,
files: true
}
}) as Video & Required<Pick<Video, 'files' | 'streamingPlaylists'>>
const tags = video.Tags ? video.Tags.map(t => t.name) : []
const detailsJSON = {
support: video.support,
descriptionPath: video.getDescriptionAPIPath(),
channel: video.VideoChannel.toFormattedJSON(),
account: video.VideoChannel.Account.toFormattedJSON(),
tags,
commentsEnabled: video.commentsEnabled,
downloadEnabled: video.downloadEnabled,
waitTranscoding: video.waitTranscoding,
state: {
id: video.state,
label: getStateLabel(video.state)
},
trackerUrls: video.getTrackerUrls()
}
return Object.assign(videoJSON, detailsJSON)
}
function streamingPlaylistsModelToFormattedJSON (
video: MVideoFormattable,
playlists: MStreamingPlaylistRedundanciesOpt[]
): VideoStreamingPlaylist[] {
if (isArray(playlists) === false) return []
return playlists
.map(playlist => {
const redundancies = isArray(playlist.RedundancyVideos)
? playlist.RedundancyVideos.map(r => ({ baseUrl: r.fileUrl }))
: []
const files = videoFilesModelToFormattedJSON(video, playlist.VideoFiles)
return {
id: playlist.id,
type: playlist.type,
playlistUrl: playlist.getMasterPlaylistUrl(video),
segmentsSha256Url: playlist.getSha256SegmentsUrl(video),
redundancies,
files
}
})
}
function sortByResolutionDesc (fileA: MVideoFile, fileB: MVideoFile) {
if (fileA.resolution < fileB.resolution) return 1
if (fileA.resolution === fileB.resolution) return 0
return -1
}
function videoFilesModelToFormattedJSON (
video: MVideoFormattable,
videoFiles: MVideoFileRedundanciesOpt[],
includeMagnet = true
): VideoFile[] {
const trackerUrls = includeMagnet
? video.getTrackerUrls()
: []
return (videoFiles || [])
.filter(f => !f.isLive())
.sort(sortByResolutionDesc)
.map(videoFile => {
return {
resolution: {
id: videoFile.resolution,
label: videoFile.resolution === 0 ? 'Audio' : `${videoFile.resolution}p`
},
magnetUri: includeMagnet && videoFile.hasTorrent()
? generateMagnetUri(video, videoFile, trackerUrls)
: undefined,
size: videoFile.size,
fps: videoFile.fps,
torrentUrl: videoFile.getTorrentUrl(),
torrentDownloadUrl: videoFile.getTorrentDownloadUrl(),
fileUrl: videoFile.getFileUrl(video),
fileDownloadUrl: videoFile.getFileDownloadUrl(video),
metadataUrl: videoFile.metadataUrl ?? getLocalVideoFileMetadataUrl(video, videoFile)
} as VideoFile
})
}
function addVideoFilesInAPAcc (
acc: ActivityUrlObject[] | ActivityTagObject[],
video: MVideo,
files: MVideoFile[]
) {
const trackerUrls = video.getTrackerUrls()
const sortedFiles = (files || [])
.filter(f => !f.isLive())
.sort(sortByResolutionDesc)
for (const file of sortedFiles) {
acc.push({
type: 'Link',
mediaType: MIMETYPES.VIDEO.EXT_MIMETYPE[file.extname] as any,
href: file.getFileUrl(video),
height: file.resolution,
size: file.size,
fps: file.fps
})
acc.push({
type: 'Link',
rel: [ 'metadata', MIMETYPES.VIDEO.EXT_MIMETYPE[file.extname] ],
mediaType: 'application/json' as 'application/json',
href: getLocalVideoFileMetadataUrl(video, file),
height: file.resolution,
fps: file.fps
})
if (file.hasTorrent()) {
acc.push({
type: 'Link',
mediaType: 'application/x-bittorrent' as 'application/x-bittorrent',
href: file.getTorrentUrl(),
height: file.resolution
})
acc.push({
type: 'Link',
mediaType: 'application/x-bittorrent;x-scheme-handler/magnet' as 'application/x-bittorrent;x-scheme-handler/magnet',
href: generateMagnetUri(video, file, trackerUrls),
height: file.resolution
})
}
}
}
function videoModelToActivityPubObject (video: MVideoAP): VideoObject {
if (!video.Tags) video.Tags = []
const tag = video.Tags.map(t => ({
type: 'Hashtag' as 'Hashtag',
name: t.name
}))
let language
if (video.language) {
language = {
identifier: video.language,
name: getLanguageLabel(video.language)
}
}
let category
if (video.category) {
category = {
identifier: video.category + '',
name: getCategoryLabel(video.category)
}
}
let licence
if (video.licence) {
licence = {
identifier: video.licence + '',
name: getLicenceLabel(video.licence)
}
}
const url: ActivityUrlObject[] = [
// HTML url should be the first element in the array so Mastodon correctly displays the embed
{
type: 'Link',
mediaType: 'text/html',
href: WEBSERVER.URL + '/videos/watch/' + video.uuid
}
]
addVideoFilesInAPAcc(url, video, video.VideoFiles || [])
for (const playlist of (video.VideoStreamingPlaylists || [])) {
const tag = playlist.p2pMediaLoaderInfohashes
.map(i => ({ type: 'Infohash' as 'Infohash', name: i })) as ActivityTagObject[]
tag.push({
type: 'Link',
name: 'sha256',
mediaType: 'application/json' as 'application/json',
href: playlist.getSha256SegmentsUrl(video)
})
addVideoFilesInAPAcc(tag, video, playlist.VideoFiles || [])
url.push({
type: 'Link',
mediaType: 'application/x-mpegURL' as 'application/x-mpegURL',
href: playlist.getMasterPlaylistUrl(video),
tag
})
}
for (const trackerUrl of video.getTrackerUrls()) {
const rel2 = trackerUrl.startsWith('http')
? 'http'
: 'websocket'
url.push({
type: 'Link',
name: `tracker-${rel2}`,
rel: [ 'tracker', rel2 ],
href: trackerUrl
})
}
const subtitleLanguage = []
for (const caption of video.VideoCaptions) {
subtitleLanguage.push({
identifier: caption.language,
name: VideoCaptionModel.getLanguageLabel(caption.language),
url: caption.getFileUrl(video)
})
}
const icons = [ video.getMiniature(), video.getPreview() ]
return {
type: 'Video' as 'Video',
id: video.url,
name: video.name,
duration: getActivityStreamDuration(video.duration),
uuid: video.uuid,
tag,
category,
licence,
language,
views: video.views,
sensitive: video.nsfw,
waitTranscoding: video.waitTranscoding,
state: video.state,
commentsEnabled: video.commentsEnabled,
downloadEnabled: video.downloadEnabled,
published: video.publishedAt.toISOString(),
originallyPublishedAt: video.originallyPublishedAt
? video.originallyPublishedAt.toISOString()
: null,
updated: video.updatedAt.toISOString(),
mediaType: 'text/markdown',
content: video.description,
support: video.support,
subtitleLanguage,
icon: icons.map(i => ({
type: 'Image',
url: i.getFileUrl(video),
mediaType: 'image/jpeg',
width: i.width,
height: i.height
})),
url,
likes: getLocalVideoLikesActivityPubUrl(video),
dislikes: getLocalVideoDislikesActivityPubUrl(video),
shares: getLocalVideoSharesActivityPubUrl(video),
comments: getLocalVideoCommentsActivityPubUrl(video),
attributedTo: [
{
type: 'Person',
id: video.VideoChannel.Account.Actor.url
},
{
type: 'Group',
id: video.VideoChannel.Actor.url
}
],
...buildLiveAPAttributes(video)
}
}
function getCategoryLabel (id: number) {
return VIDEO_CATEGORIES[id] || 'Misc'
}
function getLicenceLabel (id: number) {
return VIDEO_LICENCES[id] || 'Unknown'
}
function getLanguageLabel (id: string) {
return VIDEO_LANGUAGES[id] || 'Unknown'
}
function getPrivacyLabel (id: number) {
return VIDEO_PRIVACIES[id] || 'Unknown'
}
function getStateLabel (id: number) {
return VIDEO_STATES[id] || 'Unknown'
}
export {
videoModelToFormattedJSON,
videoModelToFormattedDetailsJSON,
videoFilesModelToFormattedJSON,
videoModelToActivityPubObject,
guessAdditionalAttributesFromQuery,
getCategoryLabel,
getLicenceLabel,
getLanguageLabel,
getPrivacyLabel,
getStateLabel
}
// ---------------------------------------------------------------------------
function buildLiveAPAttributes (video: MVideoAP) {
if (!video.isLive) {
return {
isLiveBroadcast: false,
liveSaveReplay: null,
permanentLive: null,
latencyMode: null
}
}
return {
isLiveBroadcast: true,
liveSaveReplay: video.VideoLive.saveReplay,
permanentLive: video.VideoLive.permanentLive,
latencyMode: video.VideoLive.latencyMode
}
}