import './embed.scss'
+import videojs from 'video.js'
+import { objectToUrlEncoded, peertubeLocalStorage, PureAuthUser } from '@root-helpers/index'
+import {
+ peertubeTranslate,
+ ResultList,
+ ServerConfig,
+ UserRefreshToken,
+ VideoCaption,
+ VideoDetails,
+ VideoStreamingPlaylistType
+} from '../../../../shared/models'
+import { P2PMediaLoaderOptions, PeertubePlayerManagerOptions, PlayerMode } from '../../assets/player/peertube-player-manager'
+import { VideoJSCaption } from '../../assets/player/peertube-videojs-typings'
+import { TranslationsManager } from '../../assets/player/translations-manager'
+import { PeerTubeEmbedApi } from './embed-api'
-import * as videojs from 'video.js'
-import 'videojs-hotkeys'
-import '../../assets/player/peertube-videojs-plugin'
-import 'videojs-dock/dist/videojs-dock.es.js'
-import { VideoDetails } from '../../../../shared'
+type Translations = { [ id: string ]: string }
-function getVideoUrl (id: string) {
- return window.location.origin + '/api/v1/videos/' + id
-}
+export class PeerTubeEmbed {
+ videoElement: HTMLVideoElement
+ player: videojs.Player
+ api: PeerTubeEmbedApi = null
+ autoplay: boolean
+ controls: boolean
+ muted: boolean
+ loop: boolean
+ subtitle: string
+ enableApi = false
+ startTime: number | string = 0
+ stopTime: number | string
-async function loadVideoInfo (videoId: string): Promise<VideoDetails> {
- const response = await fetch(getVideoUrl(videoId))
- return response.json()
-}
+ title: boolean
+ warningTitle: boolean
+ peertubeLink: boolean
+ bigPlayBackgroundColor: string
+ foregroundColor: string
+
+ mode: PlayerMode
+ scope = 'peertube'
+
+ user: PureAuthUser
+ headers = new Headers()
+ LOCAL_STORAGE_OAUTH_CLIENT_KEYS = {
+ CLIENT_ID: 'client_id',
+ CLIENT_SECRET: 'client_secret'
+ }
+
+ static async main () {
+ const videoContainerId = 'video-container'
+ const embed = new PeerTubeEmbed(videoContainerId)
+ await embed.init()
+ }
+
+ constructor (private videoContainerId: string) {
+ this.videoElement = document.getElementById(videoContainerId) as HTMLVideoElement
+ }
+
+ getVideoUrl (id: string) {
+ return window.location.origin + '/api/v1/videos/' + id
+ }
+
+ refreshFetch (url: string, options?: Object) {
+ return fetch(url, options)
+ .then((res: Response) => {
+ if (res.status !== 401) return res
+
+ // 401 unauthorized is not catch-ed, but then-ed
+ const error = res
+
+ const refreshingTokenPromise = new Promise((resolve, reject) => {
+ const clientId: string = peertubeLocalStorage.getItem(this.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_ID)
+ const clientSecret: string = peertubeLocalStorage.getItem(this.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_SECRET)
+ const headers = new Headers()
+ headers.set('Content-Type', 'application/x-www-form-urlencoded')
+ const data = {
+ refresh_token: this.user.getRefreshToken(),
+ client_id: clientId,
+ client_secret: clientSecret,
+ response_type: 'code',
+ grant_type: 'refresh_token'
+ }
+
+ fetch('/api/v1/users/token', {
+ headers,
+ method: 'POST',
+ body: objectToUrlEncoded(data)
+ })
+ .then(res => res.json())
+ .then((obj: UserRefreshToken) => {
+ this.user.refreshTokens(obj.access_token, obj.refresh_token)
+ this.user.save()
+ this.headers.set('Authorization', `${this.user.getTokenType()} ${this.user.getAccessToken()}`)
+ resolve()
+ })
+ .catch((refreshTokenError: any) => {
+ reject(refreshTokenError)
+ })
+ })
+
+ return refreshingTokenPromise
+ .catch(() => {
+ // If refreshing fails, continue with original error
+ throw error
+ })
+ .then(() => fetch(url, {
+ ...options,
+ headers: this.headers
+ }))
+ })
+ }
+
+ loadVideoInfo (videoId: string): Promise<Response> {
+ return this.refreshFetch(this.getVideoUrl(videoId), { headers: this.headers })
+ }
+
+ loadVideoCaptions (videoId: string): Promise<Response> {
+ return fetch(this.getVideoUrl(videoId) + '/captions')
+ }
+
+ loadConfig (): Promise<Response> {
+ return fetch('/api/v1/config')
+ }
+
+ removeElement (element: HTMLElement) {
+ element.parentElement.removeChild(element)
+ }
+
+ displayError (text: string, translations?: Translations) {
+ // Remove video element
+ if (this.videoElement) this.removeElement(this.videoElement)
+
+ const translatedText = peertubeTranslate(text, translations)
+ const translatedSorry = peertubeTranslate('Sorry', translations)
+
+ document.title = translatedSorry + ' - ' + translatedText
+
+ const errorBlock = document.getElementById('error-block')
+ errorBlock.style.display = 'flex'
+
+ const errorTitle = document.getElementById('error-title')
+ errorTitle.innerHTML = peertubeTranslate('Sorry', translations)
+
+ const errorText = document.getElementById('error-content')
+ errorText.innerHTML = translatedText
+ }
+
+ videoNotFound (translations?: Translations) {
+ const text = 'This video does not exist.'
+ this.displayError(text, translations)
+ }
+
+ videoFetchError (translations?: Translations) {
+ const text = 'We cannot fetch the video. Please try again later.'
+ this.displayError(text, translations)
+ }
+
+ getParamToggle (params: URLSearchParams, name: string, defaultValue?: boolean) {
+ return params.has(name) ? (params.get(name) === '1' || params.get(name) === 'true') : defaultValue
+ }
+
+ getParamString (params: URLSearchParams, name: string, defaultValue?: string) {
+ return params.has(name) ? params.get(name) : defaultValue
+ }
+
+ async init () {
+ try {
+ this.user = PureAuthUser.load()
+ await this.initCore()
+ } catch (e) {
+ console.error(e)
+ }
+ }
+
+ private initializeApi () {
+ if (!this.enableApi) return
+
+ this.api = new PeerTubeEmbedApi(this)
+ this.api.initialize()
+ }
+
+ private loadParams (video: VideoDetails) {
+ try {
+ const params = new URL(window.location.toString()).searchParams
+
+ this.autoplay = this.getParamToggle(params, 'autoplay', false)
+ this.controls = this.getParamToggle(params, 'controls', true)
+ this.muted = this.getParamToggle(params, 'muted', undefined)
+ this.loop = this.getParamToggle(params, 'loop', false)
+ this.title = this.getParamToggle(params, 'title', true)
+ this.enableApi = this.getParamToggle(params, 'api', this.enableApi)
+ this.warningTitle = this.getParamToggle(params, 'warningTitle', true)
+ this.peertubeLink = this.getParamToggle(params, 'peertubeLink', true)
+
+ this.scope = this.getParamString(params, 'scope', this.scope)
+ this.subtitle = this.getParamString(params, 'subtitle')
+ this.startTime = this.getParamString(params, 'start')
+ this.stopTime = this.getParamString(params, 'stop')
+
+ this.bigPlayBackgroundColor = this.getParamString(params, 'bigPlayBackgroundColor')
+ this.foregroundColor = this.getParamString(params, 'foregroundColor')
+
+ const modeParam = this.getParamString(params, 'mode')
+
+ if (modeParam) {
+ if (modeParam === 'p2p-media-loader') this.mode = 'p2p-media-loader'
+ else this.mode = 'webtorrent'
+ } else {
+ if (Array.isArray(video.streamingPlaylists) && video.streamingPlaylists.length !== 0) this.mode = 'p2p-media-loader'
+ else this.mode = 'webtorrent'
+ }
+ } catch (err) {
+ console.error('Cannot get params from URL.', err)
+ }
+ }
+
+ private async initCore () {
+ const urlParts = window.location.pathname.split('/')
+ const videoId = urlParts[ urlParts.length - 1 ]
+
+ if (this.user) {
+ this.headers.set('Authorization', `${this.user.getTokenType()} ${this.user.getAccessToken()}`)
+ }
+
+ const videoPromise = this.loadVideoInfo(videoId)
+ const captionsPromise = this.loadVideoCaptions(videoId)
+ const configPromise = this.loadConfig()
+
+ const translationsPromise = TranslationsManager.getServerTranslations(window.location.origin, navigator.language)
+ const videoResponse = await videoPromise
-const urlParts = window.location.href.split('/')
-const videoId = urlParts[urlParts.length - 1]
-
-loadVideoInfo(videoId)
- .then(videoInfo => {
- const videoElement = document.getElementById('video-container') as HTMLVideoElement
- const previewUrl = window.location.origin + videoInfo.previewPath
- videoElement.poster = previewUrl
-
- const videojsOptions = {
- controls: true,
- autoplay: false,
- plugins: {
- peertube: {
- videoFiles: videoInfo.files,
- playerElement: videoElement,
- peerTubeLink: true,
- videoViewUrl: getVideoUrl(videoId) + '/views',
- videoDuration: videoInfo.duration
- },
- hotkeys: {
- enableVolumeScroll: false
- }
+ if (!videoResponse.ok) {
+ const serverTranslations = await translationsPromise
+
+ if (videoResponse.status === 404) return this.videoNotFound(serverTranslations)
+
+ return this.videoFetchError(serverTranslations)
+ }
+
+ const videoInfo: VideoDetails = await videoResponse.json()
+ this.loadPlaceholder(videoInfo)
+
+ const PeertubePlayerManagerModulePromise = import('../../assets/player/peertube-player-manager')
+
+ const promises = [ translationsPromise, captionsPromise, configPromise, PeertubePlayerManagerModulePromise ]
+ const [ serverTranslations, captionsResponse, configResponse, PeertubePlayerManagerModule ] = await Promise.all(promises)
+
+ const PeertubePlayerManager = PeertubePlayerManagerModule.PeertubePlayerManager
+ const videoCaptions = await this.buildCaptions(serverTranslations, captionsResponse)
+
+ this.loadParams(videoInfo)
+
+ const options: PeertubePlayerManagerOptions = {
+ common: {
+ autoplay: this.autoplay,
+ controls: this.controls,
+ muted: this.muted,
+ loop: this.loop,
+ captions: videoCaptions.length !== 0,
+ startTime: this.startTime,
+ stopTime: this.stopTime,
+ subtitle: this.subtitle,
+
+ videoCaptions,
+ inactivityTimeout: 2500,
+ videoViewUrl: this.getVideoUrl(videoId) + '/views',
+
+ playerElement: this.videoElement,
+ onPlayerElementChange: (element: HTMLVideoElement) => this.videoElement = element,
+
+ videoDuration: videoInfo.duration,
+ enableHotkeys: true,
+ peertubeLink: this.peertubeLink,
+ poster: window.location.origin + videoInfo.previewPath,
+ theaterButton: false,
+
+ serverUrl: window.location.origin,
+ language: navigator.language,
+ embedUrl: window.location.origin + videoInfo.embedPath
+ },
+
+ webtorrent: {
+ videoFiles: videoInfo.files
}
}
- videojs('video-container', videojsOptions, function () {
- const player = this
- player.dock({
- title: videoInfo.name,
- description: 'Use P2P, other may know you are watching that video.'
+ if (this.mode === 'p2p-media-loader') {
+ const hlsPlaylist = videoInfo.streamingPlaylists.find(p => p.type === VideoStreamingPlaylistType.HLS)
+
+ Object.assign(options, {
+ p2pMediaLoader: {
+ playlistUrl: hlsPlaylist.playlistUrl,
+ segmentsSha256Url: hlsPlaylist.segmentsSha256Url,
+ redundancyBaseUrls: hlsPlaylist.redundancies.map(r => r.baseUrl),
+ trackerAnnounce: videoInfo.trackerUrls,
+ videoFiles: hlsPlaylist.files
+ } as P2PMediaLoaderOptions
})
+ }
+
+ this.player = await PeertubePlayerManager.initialize(this.mode, options, (player: videojs.Player) => this.player = player)
+ this.player.on('customError', (event: any, data: any) => this.handleError(data.err, serverTranslations))
+
+ window[ 'videojsPlayer' ] = this.player
+
+ this.buildCSS()
+
+ await this.buildDock(videoInfo, configResponse)
+
+ this.initializeApi()
+
+ this.removePlaceholder()
+ }
+
+ private handleError (err: Error, translations?: { [ id: string ]: string }) {
+ if (err.message.indexOf('from xs param') !== -1) {
+ this.player.dispose()
+ this.videoElement = null
+ this.displayError('This video is not available because the remote instance is not responding.', translations)
+ return
+ }
+ }
+
+ private async buildDock (videoInfo: VideoDetails, configResponse: Response) {
+ if (!this.controls) return
+
+ // On webtorrent fallback, player may have been disposed
+ if (!this.player.player_) return
+
+ const title = this.title ? videoInfo.name : undefined
+
+ const config: ServerConfig = await configResponse.json()
+ const description = config.tracker.enabled && this.warningTitle
+ ? '<span class="text">' + peertubeTranslate('Watching this video may reveal your IP address to others.') + '</span>'
+ : undefined
+
+ this.player.dock({
+ title,
+ description
})
- })
- .catch(err => console.error(err))
+ }
+
+ private buildCSS () {
+ const body = document.getElementById('custom-css')
+
+ if (this.bigPlayBackgroundColor) {
+ body.style.setProperty('--embedBigPlayBackgroundColor', this.bigPlayBackgroundColor)
+ }
+
+ if (this.foregroundColor) {
+ body.style.setProperty('--embedForegroundColor', this.foregroundColor)
+ }
+ }
+
+ private async buildCaptions (serverTranslations: any, captionsResponse: Response): Promise<VideoJSCaption[]> {
+ if (captionsResponse.ok) {
+ const { data } = (await captionsResponse.json()) as ResultList<VideoCaption>
+
+ return data.map(c => ({
+ label: peertubeTranslate(c.language.label, serverTranslations),
+ language: c.language.id,
+ src: window.location.origin + c.captionPath
+ }))
+ }
+
+ return []
+ }
+
+ private loadPlaceholder (video: VideoDetails) {
+ const placeholder = this.getPlaceholderElement()
+
+ const url = window.location.origin + video.previewPath
+ placeholder.style.backgroundImage = `url("${url}")`
+ }
+
+ private removePlaceholder () {
+ const placeholder = this.getPlaceholderElement()
+ placeholder.parentElement.removeChild(placeholder)
+ }
+
+ private getPlaceholderElement () {
+ return document.getElementById('placeholder-preview')
+ }
+}
+
+PeerTubeEmbed.main()
+ .catch(err => console.error('Cannot init embed.', err))