471 lines
13 KiB
TypeScript
471 lines
13 KiB
TypeScript
import { uuidToShort } from '@server/helpers/uuid'
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import { generateMagnetUri } from '@server/helpers/webtorrent'
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import { getLocalVideoFileMetadataUrl } from '@server/lib/video-paths'
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import { VideoFile } from '@shared/models/videos/video-file.model'
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import { ActivityTagObject, ActivityUrlObject, VideoObject } from '../../../../shared/models/activitypub/objects'
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import { Video, VideoDetails } from '../../../../shared/models/videos'
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import { VideoStreamingPlaylist } from '../../../../shared/models/videos/video-streaming-playlist.model'
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import { isArray } from '../../../helpers/custom-validators/misc'
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import {
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MIMETYPES,
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VIDEO_CATEGORIES,
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VIDEO_LANGUAGES,
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VIDEO_LICENCES,
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VIDEO_PRIVACIES,
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VIDEO_STATES,
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WEBSERVER
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} from '../../../initializers/constants'
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import {
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getLocalVideoCommentsActivityPubUrl,
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getLocalVideoDislikesActivityPubUrl,
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getLocalVideoLikesActivityPubUrl,
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getLocalVideoSharesActivityPubUrl
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} from '../../../lib/activitypub/url'
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import {
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MStreamingPlaylistRedundanciesOpt,
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MVideo,
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MVideoAP,
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MVideoFile,
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MVideoFormattable,
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MVideoFormattableDetails
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} from '../../../types/models'
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import { MVideoFileRedundanciesOpt } from '../../../types/models/video/video-file'
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import { VideoCaptionModel } from '../video-caption'
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export type VideoFormattingJSONOptions = {
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completeDescription?: boolean
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additionalAttributes: {
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state?: boolean
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waitTranscoding?: boolean
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scheduledUpdate?: boolean
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blacklistInfo?: boolean
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}
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}
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function videoModelToFormattedJSON (video: MVideoFormattable, options?: VideoFormattingJSONOptions): Video {
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const userHistory = isArray(video.UserVideoHistories) ? video.UserVideoHistories[0] : undefined
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const videoObject: Video = {
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id: video.id,
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uuid: video.uuid,
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shortUUID: uuidToShort(video.uuid),
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name: video.name,
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category: {
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id: video.category,
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label: getCategoryLabel(video.category)
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},
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licence: {
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id: video.licence,
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label: getLicenceLabel(video.licence)
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},
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language: {
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id: video.language,
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label: getLanguageLabel(video.language)
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},
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privacy: {
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id: video.privacy,
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label: getPrivacyLabel(video.privacy)
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},
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nsfw: video.nsfw,
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description: options && options.completeDescription === true
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? video.description
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: video.getTruncatedDescription(),
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isLocal: video.isOwned(),
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duration: video.duration,
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views: video.views,
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likes: video.likes,
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dislikes: video.dislikes,
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thumbnailPath: video.getMiniatureStaticPath(),
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previewPath: video.getPreviewStaticPath(),
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embedPath: video.getEmbedStaticPath(),
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createdAt: video.createdAt,
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updatedAt: video.updatedAt,
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publishedAt: video.publishedAt,
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originallyPublishedAt: video.originallyPublishedAt,
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isLive: video.isLive,
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account: video.VideoChannel.Account.toFormattedSummaryJSON(),
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channel: video.VideoChannel.toFormattedSummaryJSON(),
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userHistory: userHistory
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? { currentTime: userHistory.currentTime }
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: undefined,
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// Can be added by external plugins
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pluginData: (video as any).pluginData
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}
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if (options) {
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if (options.additionalAttributes.state === true) {
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videoObject.state = {
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id: video.state,
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label: getStateLabel(video.state)
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}
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}
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if (options.additionalAttributes.waitTranscoding === true) {
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videoObject.waitTranscoding = video.waitTranscoding
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}
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if (options.additionalAttributes.scheduledUpdate === true && video.ScheduleVideoUpdate) {
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videoObject.scheduledUpdate = {
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updateAt: video.ScheduleVideoUpdate.updateAt,
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privacy: video.ScheduleVideoUpdate.privacy || undefined
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}
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}
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if (options.additionalAttributes.blacklistInfo === true) {
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videoObject.blacklisted = !!video.VideoBlacklist
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videoObject.blacklistedReason = video.VideoBlacklist ? video.VideoBlacklist.reason : null
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}
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}
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return videoObject
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}
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function videoModelToFormattedDetailsJSON (video: MVideoFormattableDetails): VideoDetails {
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const formattedJson = video.toFormattedJSON({
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additionalAttributes: {
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scheduledUpdate: true,
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blacklistInfo: true
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}
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})
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const tags = video.Tags ? video.Tags.map(t => t.name) : []
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const streamingPlaylists = streamingPlaylistsModelToFormattedJSON(video, video.VideoStreamingPlaylists)
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const detailsJson = {
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support: video.support,
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descriptionPath: video.getDescriptionAPIPath(),
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channel: video.VideoChannel.toFormattedJSON(),
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account: video.VideoChannel.Account.toFormattedJSON(),
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tags,
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commentsEnabled: video.commentsEnabled,
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downloadEnabled: video.downloadEnabled,
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waitTranscoding: video.waitTranscoding,
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state: {
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id: video.state,
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label: getStateLabel(video.state)
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},
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trackerUrls: video.getTrackerUrls(),
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files: [],
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streamingPlaylists
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}
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// Format and sort video files
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detailsJson.files = videoFilesModelToFormattedJSON(video, video.VideoFiles)
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return Object.assign(formattedJson, detailsJson)
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}
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function streamingPlaylistsModelToFormattedJSON (
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video: MVideoFormattableDetails,
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playlists: MStreamingPlaylistRedundanciesOpt[]
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): VideoStreamingPlaylist[] {
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if (isArray(playlists) === false) return []
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return playlists
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.map(playlist => {
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const redundancies = isArray(playlist.RedundancyVideos)
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? playlist.RedundancyVideos.map(r => ({ baseUrl: r.fileUrl }))
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: []
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const files = videoFilesModelToFormattedJSON(video, playlist.VideoFiles)
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return {
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id: playlist.id,
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type: playlist.type,
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playlistUrl: playlist.getMasterPlaylistUrl(video),
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segmentsSha256Url: playlist.getSha256SegmentsUrl(video),
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redundancies,
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files
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}
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})
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}
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function sortByResolutionDesc (fileA: MVideoFile, fileB: MVideoFile) {
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if (fileA.resolution < fileB.resolution) return 1
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if (fileA.resolution === fileB.resolution) return 0
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return -1
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}
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function videoFilesModelToFormattedJSON (
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video: MVideoFormattableDetails,
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videoFiles: MVideoFileRedundanciesOpt[],
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includeMagnet = true
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): VideoFile[] {
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const trackerUrls = includeMagnet
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? video.getTrackerUrls()
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: []
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return [ ...videoFiles ]
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.filter(f => !f.isLive())
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.sort(sortByResolutionDesc)
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.map(videoFile => {
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return {
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resolution: {
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id: videoFile.resolution,
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label: videoFile.resolution === 0 ? 'Audio' : `${videoFile.resolution}p`
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},
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magnetUri: includeMagnet && videoFile.hasTorrent()
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? generateMagnetUri(video, videoFile, trackerUrls)
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: undefined,
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size: videoFile.size,
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fps: videoFile.fps,
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torrentUrl: videoFile.getTorrentUrl(),
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torrentDownloadUrl: videoFile.getTorrentDownloadUrl(),
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fileUrl: videoFile.getFileUrl(video),
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fileDownloadUrl: videoFile.getFileDownloadUrl(video),
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metadataUrl: videoFile.metadataUrl ?? getLocalVideoFileMetadataUrl(video, videoFile)
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} as VideoFile
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})
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}
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function addVideoFilesInAPAcc (
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acc: ActivityUrlObject[] | ActivityTagObject[],
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video: MVideo,
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files: MVideoFile[]
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) {
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const trackerUrls = video.getTrackerUrls()
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const sortedFiles = [ ...files ]
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.filter(f => !f.isLive())
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.sort(sortByResolutionDesc)
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for (const file of sortedFiles) {
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acc.push({
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type: 'Link',
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mediaType: MIMETYPES.VIDEO.EXT_MIMETYPE[file.extname] as any,
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href: file.getFileUrl(video),
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height: file.resolution,
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size: file.size,
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fps: file.fps
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})
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acc.push({
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type: 'Link',
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rel: [ 'metadata', MIMETYPES.VIDEO.EXT_MIMETYPE[file.extname] ],
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mediaType: 'application/json' as 'application/json',
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href: getLocalVideoFileMetadataUrl(video, file),
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height: file.resolution,
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fps: file.fps
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})
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if (file.hasTorrent()) {
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acc.push({
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type: 'Link',
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mediaType: 'application/x-bittorrent' as 'application/x-bittorrent',
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href: file.getTorrentUrl(),
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height: file.resolution
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})
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acc.push({
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type: 'Link',
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mediaType: 'application/x-bittorrent;x-scheme-handler/magnet' as 'application/x-bittorrent;x-scheme-handler/magnet',
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href: generateMagnetUri(video, file, trackerUrls),
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height: file.resolution
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})
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}
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}
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}
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function videoModelToActivityPubObject (video: MVideoAP): VideoObject {
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if (!video.Tags) video.Tags = []
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const tag = video.Tags.map(t => ({
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type: 'Hashtag' as 'Hashtag',
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name: t.name
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}))
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let language
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if (video.language) {
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language = {
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identifier: video.language,
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name: getLanguageLabel(video.language)
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}
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}
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let category
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if (video.category) {
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category = {
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identifier: video.category + '',
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name: getCategoryLabel(video.category)
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}
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}
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let licence
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if (video.licence) {
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licence = {
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identifier: video.licence + '',
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name: getLicenceLabel(video.licence)
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}
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}
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const url: ActivityUrlObject[] = [
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// HTML url should be the first element in the array so Mastodon correctly displays the embed
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{
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type: 'Link',
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mediaType: 'text/html',
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href: WEBSERVER.URL + '/videos/watch/' + video.uuid
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}
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]
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addVideoFilesInAPAcc(url, video, video.VideoFiles || [])
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for (const playlist of (video.VideoStreamingPlaylists || [])) {
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const tag = playlist.p2pMediaLoaderInfohashes
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.map(i => ({ type: 'Infohash' as 'Infohash', name: i })) as ActivityTagObject[]
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tag.push({
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type: 'Link',
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name: 'sha256',
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mediaType: 'application/json' as 'application/json',
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href: playlist.getSha256SegmentsUrl(video)
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})
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addVideoFilesInAPAcc(tag, video, playlist.VideoFiles || [])
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url.push({
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type: 'Link',
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mediaType: 'application/x-mpegURL' as 'application/x-mpegURL',
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href: playlist.getMasterPlaylistUrl(video),
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tag
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})
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}
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for (const trackerUrl of video.getTrackerUrls()) {
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const rel2 = trackerUrl.startsWith('http')
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? 'http'
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: 'websocket'
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url.push({
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type: 'Link',
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name: `tracker-${rel2}`,
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rel: [ 'tracker', rel2 ],
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href: trackerUrl
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})
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}
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const subtitleLanguage = []
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for (const caption of video.VideoCaptions) {
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subtitleLanguage.push({
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identifier: caption.language,
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name: VideoCaptionModel.getLanguageLabel(caption.language),
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url: caption.getFileUrl(video)
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})
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}
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const icons = [ video.getMiniature(), video.getPreview() ]
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return {
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type: 'Video' as 'Video',
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id: video.url,
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name: video.name,
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duration: getActivityStreamDuration(video.duration),
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uuid: video.uuid,
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tag,
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category,
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licence,
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language,
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views: video.views,
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sensitive: video.nsfw,
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waitTranscoding: video.waitTranscoding,
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isLiveBroadcast: video.isLive,
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liveSaveReplay: video.isLive
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? video.VideoLive.saveReplay
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: null,
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permanentLive: video.isLive
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? video.VideoLive.permanentLive
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: null,
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state: video.state,
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commentsEnabled: video.commentsEnabled,
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downloadEnabled: video.downloadEnabled,
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published: video.publishedAt.toISOString(),
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originallyPublishedAt: video.originallyPublishedAt
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? video.originallyPublishedAt.toISOString()
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: null,
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updated: video.updatedAt.toISOString(),
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mediaType: 'text/markdown',
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content: video.description,
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support: video.support,
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subtitleLanguage,
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icon: icons.map(i => ({
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type: 'Image',
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url: i.getFileUrl(video),
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mediaType: 'image/jpeg',
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width: i.width,
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height: i.height
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})),
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url,
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likes: getLocalVideoLikesActivityPubUrl(video),
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dislikes: getLocalVideoDislikesActivityPubUrl(video),
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shares: getLocalVideoSharesActivityPubUrl(video),
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comments: getLocalVideoCommentsActivityPubUrl(video),
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attributedTo: [
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{
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type: 'Person',
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id: video.VideoChannel.Account.Actor.url
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},
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{
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type: 'Group',
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id: video.VideoChannel.Actor.url
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}
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]
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}
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}
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function getActivityStreamDuration (duration: number) {
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// https://www.w3.org/TR/activitystreams-vocabulary/#dfn-duration
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return 'PT' + duration + 'S'
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}
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function getCategoryLabel (id: number) {
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return VIDEO_CATEGORIES[id] || 'Misc'
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}
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function getLicenceLabel (id: number) {
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return VIDEO_LICENCES[id] || 'Unknown'
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}
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function getLanguageLabel (id: string) {
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return VIDEO_LANGUAGES[id] || 'Unknown'
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}
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function getPrivacyLabel (id: number) {
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return VIDEO_PRIVACIES[id] || 'Unknown'
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}
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function getStateLabel (id: number) {
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return VIDEO_STATES[id] || 'Unknown'
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}
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export {
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videoModelToFormattedJSON,
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videoModelToFormattedDetailsJSON,
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videoFilesModelToFormattedJSON,
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videoModelToActivityPubObject,
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getActivityStreamDuration,
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getCategoryLabel,
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getLicenceLabel,
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getLanguageLabel,
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getPrivacyLabel,
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getStateLabel
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}
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