X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=client%2Fsrc%2Fstandalone%2Fvideos%2Fembed.ts;h=17b0ee9ef03053c2da4bd6cd839a519745da097f;hb=4572c3d0d92f5b1b79b34dbe2c7b6557a8a5b7e4;hp=d0676968e386b2bbebd816b492f9d69b709ba780;hpb=f2f1118f175edd91203d655db863cb12379d332f;p=github%2FChocobozzz%2FPeerTube.git diff --git a/client/src/standalone/videos/embed.ts b/client/src/standalone/videos/embed.ts index d0676968e..17b0ee9ef 100644 --- a/client/src/standalone/videos/embed.ts +++ b/client/src/standalone/videos/embed.ts @@ -1,47 +1,593 @@ import './embed.scss' +import videojs from 'video.js' +import { objectToUrlEncoded, peertubeLocalStorage } from '@root-helpers/index' +import { Tokens } from '@root-helpers/users' +import { peertubeTranslate } from '../../../../shared/core-utils/i18n' +import { + ResultList, + ServerConfig, + UserRefreshToken, + VideoCaption, + VideoDetails, + VideoPlaylist, + VideoPlaylistElement, + 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 } -async function loadVideoInfo (videoId: string) { - const response = await fetch(window.location.origin + '/api/v1/videos/' + videoId) - return response.json(); -} +export class PeerTubeEmbed { + playerElement: 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 + + title: boolean + warningTitle: boolean + peertubeLink: boolean + bigPlayBackgroundColor: string + foregroundColor: string + + mode: PlayerMode + scope = 'peertube' + + userTokens: Tokens + headers = new Headers() + LOCAL_STORAGE_OAUTH_CLIENT_KEYS = { + CLIENT_ID: 'client_id', + CLIENT_SECRET: 'client_secret' + } + + private translationsPromise: Promise<{ [id: string]: string }> + private configPromise: Promise + private PeertubePlayerManagerModulePromise: Promise + + private playlist: VideoPlaylist + private playlistElements: VideoPlaylistElement[] + private currentPlaylistElement: VideoPlaylistElement + + private wrapperElement: HTMLElement + + static async main () { + const videoContainerId = 'video-wrapper' + const embed = new PeerTubeEmbed(videoContainerId) + await embed.init() + } + + constructor (private videoWrapperId: string) { + this.wrapperElement = document.getElementById(this.videoWrapperId) + } + + 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.userTokens.refreshToken, + 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.userTokens.accessToken = obj.access_token + this.userTokens.refreshToken = obj.refresh_token + this.userTokens.save() + + this.setHeadersFromTokens() + + 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 + })) + }) + } + + getPlaylistUrl (id: string) { + return window.location.origin + '/api/v1/video-playlists/' + id + } + + loadVideoInfo (videoId: string): Promise { + return this.refreshFetch(this.getVideoUrl(videoId), { headers: this.headers }) + } + + loadVideoCaptions (videoId: string): Promise { + return fetch(this.getVideoUrl(videoId) + '/captions') + } + + loadPlaylistInfo (playlistId: string): Promise { + return fetch(this.getPlaylistUrl(playlistId)) + } + + loadPlaylistElements (playlistId: string): Promise { + return fetch(this.getPlaylistUrl(playlistId) + '/videos') + } + + loadConfig (): Promise { + return fetch('/api/v1/config') + .then(res => res.json()) + } + + removeElement (element: HTMLElement) { + element.parentElement.removeChild(element) + } + + displayError (text: string, translations?: Translations) { + // Remove video element + if (this.playerElement) { + this.removeElement(this.playerElement) + this.playerElement = undefined + } + + 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) + } + + playlistNotFound (translations?: Translations) { + const text = 'This playlist does not exist.' + this.displayError(text, translations) + } + + playlistFetchError (translations?: Translations) { + const text = 'We cannot fetch the playlist. 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.userTokens = Tokens.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 loadPlaylist (playlistId: string) { + const playlistPromise = this.loadPlaylistInfo(playlistId) + const playlistElementsPromise = this.loadPlaylistElements(playlistId) + + const playlistResponse = await playlistPromise + + if (!playlistResponse.ok) { + const serverTranslations = await this.translationsPromise + + if (playlistResponse.status === 404) { + this.playlistNotFound(serverTranslations) + return undefined + } + + this.playlistFetchError(serverTranslations) + return undefined + } + + return { playlistResponse, videosResponse: await playlistElementsPromise } + } + + private async loadVideo (videoId: string) { + const videoPromise = this.loadVideoInfo(videoId) + + const videoResponse = await videoPromise + + if (!videoResponse.ok) { + const serverTranslations = await this.translationsPromise + + if (videoResponse.status === 404) { + this.videoNotFound(serverTranslations) + return undefined + } + + this.videoFetchError(serverTranslations) + return undefined + } + + const captionsPromise = this.loadVideoCaptions(videoId) + + return { captionsPromise, videoResponse } + } + + private async buildPlaylistManager () { + const translations = await this.translationsPromise + + this.player.upnext({ + timeout: 10000, // 10s + headText: peertubeTranslate('Up Next', translations), + cancelText: peertubeTranslate('Cancel', translations), + suspendedText: peertubeTranslate('Autoplay is suspended', translations), + getTitle: () => this.nextVideoTitle(), + next: () => this.autoplayNext(), + condition: () => !!this.getNextPlaylistElement(), + suspended: () => false + }) + } + + private async autoplayNext () { + const next = this.getNextPlaylistElement() + if (!next) { + console.log('Next element not found in playlist.') + return + } + + this.currentPlaylistElement = next + + return this.loadVideoAndBuildPlayer(this.currentPlaylistElement.video.uuid) + } + + private async loadVideoAndBuildPlayer (uuid: string) { + const res = await this.loadVideo(uuid) + if (res === undefined) return -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 - }, - hotkeys: { - enableVolumeScroll: false + return this.buildVideoPlayer(res.videoResponse, res.captionsPromise) + } + + private nextVideoTitle () { + const next = this.getNextPlaylistElement() + if (!next) return '' + + return next.video.name + } + + private getNextPlaylistElement (position?: number): VideoPlaylistElement { + if (!position) position = this.currentPlaylistElement.position + 1 + + if (position > this.playlist.videosLength) { + return undefined + } + + const next = this.playlistElements.find(e => e.position === position) + + if (!next || !next.video) { + return this.getNextPlaylistElement(position + 1) + } + + return next + } + + private async buildVideoPlayer (videoResponse: Response, captionsPromise: Promise) { + let alreadyHadPlayer = false + + if (this.player) { + this.player.dispose() + alreadyHadPlayer = true + } + + this.playerElement = document.createElement('video') + this.playerElement.className = 'video-js vjs-peertube-skin' + this.playerElement.setAttribute('playsinline', 'true') + this.wrapperElement.appendChild(this.playerElement) + + const videoInfoPromise = videoResponse.json() + .then((videoInfo: VideoDetails) => { + if (!alreadyHadPlayer) this.loadPlaceholder(videoInfo) + + return videoInfo + }) + + const [ videoInfo, serverTranslations, captionsResponse, config, PeertubePlayerManagerModule ] = await Promise.all([ + videoInfoPromise, + this.translationsPromise, + captionsPromise, + this.configPromise, + this.PeertubePlayerManagerModulePromise + ]) + + const PeertubePlayerManager = PeertubePlayerManagerModule.PeertubePlayerManager + const videoCaptions = await this.buildCaptions(serverTranslations, captionsResponse) + + this.loadParams(videoInfo) + + const playlistPlugin = this.currentPlaylistElement + ? { + elements: this.playlistElements, + playlist: this.playlist, + + getCurrentPosition: () => this.currentPlaylistElement.position, + + onItemClicked: (videoPlaylistElement: VideoPlaylistElement) => { + this.currentPlaylistElement = videoPlaylistElement + + this.loadVideoAndBuildPlayer(this.currentPlaylistElement.video.uuid) + .catch(err => console.error(err)) } } + : undefined + + const options: PeertubePlayerManagerOptions = { + common: { + // Autoplay in playlist mode + autoplay: alreadyHadPlayer ? true : this.autoplay, + controls: this.controls, + muted: this.muted, + loop: this.loop, + captions: videoCaptions.length !== 0, + startTime: this.startTime, + stopTime: this.stopTime, + subtitle: this.subtitle, + + nextVideo: () => this.autoplayNext(), + playlist: playlistPlugin, + + videoCaptions, + inactivityTimeout: 2500, + videoViewUrl: this.getVideoUrl(videoInfo.uuid) + '/views', + + playerElement: this.playerElement, + onPlayerElementChange: (element: HTMLVideoElement) => this.playerElement = 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 + 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, config) + + this.initializeApi() + + this.removePlaceholder() + + if (this.isPlaylistEmbed()) { + await this.buildPlaylistManager() + this.player.playlist().updateSelected() + } + } + + private async initCore () { + if (this.userTokens) this.setHeadersFromTokens() + + this.configPromise = this.loadConfig() + this.translationsPromise = TranslationsManager.getServerTranslations(window.location.origin, navigator.language) + this.PeertubePlayerManagerModulePromise = import('../../assets/player/peertube-player-manager') + + let videoId: string + + if (this.isPlaylistEmbed()) { + const playlistId = this.getResourceId() + const res = await this.loadPlaylist(playlistId) + if (!res) return undefined + + this.playlist = await res.playlistResponse.json() + + const playlistElementResult = await res.videosResponse.json() + this.playlistElements = playlistElementResult.data + + this.currentPlaylistElement = this.playlistElements[0] + videoId = this.currentPlaylistElement.video.uuid + } else { + videoId = this.getResourceId() + } + + return this.loadVideoAndBuildPlayer(videoId) + } + + private handleError (err: Error, translations?: { [ id: string ]: string }) { + if (err.message.indexOf('from xs param') !== -1) { + this.player.dispose() + this.playerElement = null + this.displayError('This video is not available because the remote instance is not responding.', translations) + return + } + } + + private async buildDock (videoInfo: VideoDetails, config: ServerConfig) { + 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 description = config.tracker.enabled && this.warningTitle + ? '' + peertubeTranslate('Watching this video may reveal your IP address to others.') + '' + : 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 { + if (captionsResponse.ok) { + const { data } = (await captionsResponse.json()) as ResultList + + 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("${url}")` + placeholder.style.display = 'block' + } + + private removePlaceholder () { + const placeholder = this.getPlaceholderElement() + placeholder.style.display = 'none' + } + + private getPlaceholderElement () { + return document.getElementById('placeholder-preview') + } + + private setHeadersFromTokens () { + this.headers.set('Authorization', `${this.userTokens.tokenType} ${this.userTokens.accessToken}`) + } + + private getResourceId () { + const urlParts = window.location.pathname.split('/') + return urlParts[ urlParts.length - 1 ] + } + + private isPlaylistEmbed () { + return window.location.pathname.split('/')[1] === 'video-playlists' + } +} + +PeerTubeEmbed.main() + .catch(err => console.error('Cannot init embed.', err))