mirror of
https://github.com/Chocobozzz/PeerTube.git
synced 2024-05-17 04:12:40 +00:00
388 lines
12 KiB
TypeScript
388 lines
12 KiB
TypeScript
import './embed.scss'
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import videojs from 'video.js'
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import { objectToUrlEncoded, peertubeLocalStorage, PureAuthUser } from '@root-helpers/index'
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import {
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peertubeTranslate,
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ResultList,
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ServerConfig,
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UserRefreshToken,
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VideoCaption,
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VideoDetails,
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VideoStreamingPlaylistType
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} from '../../../../shared/models'
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import { P2PMediaLoaderOptions, PeertubePlayerManagerOptions, PlayerMode } from '../../assets/player/peertube-player-manager'
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import { VideoJSCaption } from '../../assets/player/peertube-videojs-typings'
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import { TranslationsManager } from '../../assets/player/translations-manager'
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import { PeerTubeEmbedApi } from './embed-api'
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type Translations = { [ id: string ]: string }
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export class PeerTubeEmbed {
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videoElement: HTMLVideoElement
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player: videojs.Player
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api: PeerTubeEmbedApi = null
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autoplay: boolean
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controls: boolean
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muted: boolean
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loop: boolean
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subtitle: string
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enableApi = false
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startTime: number | string = 0
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stopTime: number | string
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title: boolean
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warningTitle: boolean
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peertubeLink: boolean
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bigPlayBackgroundColor: string
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foregroundColor: string
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mode: PlayerMode
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scope = 'peertube'
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user: PureAuthUser
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headers = new Headers()
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LOCAL_STORAGE_OAUTH_CLIENT_KEYS = {
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CLIENT_ID: 'client_id',
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CLIENT_SECRET: 'client_secret'
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}
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static async main () {
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const videoContainerId = 'video-container'
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const embed = new PeerTubeEmbed(videoContainerId)
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await embed.init()
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}
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constructor (private videoContainerId: string) {
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this.videoElement = document.getElementById(videoContainerId) as HTMLVideoElement
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}
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getVideoUrl (id: string) {
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return window.location.origin + '/api/v1/videos/' + id
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}
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refreshFetch (url: string, options?: Object) {
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return fetch(url, options)
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.then((res: Response) => {
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if (res.status !== 401) return res
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// 401 unauthorized is not catch-ed, but then-ed
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const error = res
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const refreshingTokenPromise = new Promise((resolve, reject) => {
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const clientId: string = peertubeLocalStorage.getItem(this.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_ID)
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const clientSecret: string = peertubeLocalStorage.getItem(this.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_SECRET)
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const headers = new Headers()
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headers.set('Content-Type', 'application/x-www-form-urlencoded')
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const data = {
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refresh_token: this.user.getRefreshToken(),
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client_id: clientId,
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client_secret: clientSecret,
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response_type: 'code',
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grant_type: 'refresh_token'
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}
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fetch('/api/v1/users/token', {
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headers,
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method: 'POST',
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body: objectToUrlEncoded(data)
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})
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.then(res => res.json())
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.then((obj: UserRefreshToken) => {
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this.user.refreshTokens(obj.access_token, obj.refresh_token)
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this.user.save()
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this.headers.set('Authorization', `${this.user.getTokenType()} ${this.user.getAccessToken()}`)
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resolve()
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})
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.catch((refreshTokenError: any) => {
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reject(refreshTokenError)
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})
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})
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return refreshingTokenPromise
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.catch(() => {
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// If refreshing fails, continue with original error
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throw error
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})
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.then(() => fetch(url, {
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...options,
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headers: this.headers
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}))
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})
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}
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loadVideoInfo (videoId: string): Promise<Response> {
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return this.refreshFetch(this.getVideoUrl(videoId), { headers: this.headers })
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}
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loadVideoCaptions (videoId: string): Promise<Response> {
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return fetch(this.getVideoUrl(videoId) + '/captions')
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}
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loadConfig (): Promise<Response> {
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return fetch('/api/v1/config')
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}
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removeElement (element: HTMLElement) {
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element.parentElement.removeChild(element)
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}
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displayError (text: string, translations?: Translations) {
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// Remove video element
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if (this.videoElement) this.removeElement(this.videoElement)
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const translatedText = peertubeTranslate(text, translations)
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const translatedSorry = peertubeTranslate('Sorry', translations)
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document.title = translatedSorry + ' - ' + translatedText
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const errorBlock = document.getElementById('error-block')
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errorBlock.style.display = 'flex'
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const errorTitle = document.getElementById('error-title')
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errorTitle.innerHTML = peertubeTranslate('Sorry', translations)
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const errorText = document.getElementById('error-content')
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errorText.innerHTML = translatedText
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}
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videoNotFound (translations?: Translations) {
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const text = 'This video does not exist.'
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this.displayError(text, translations)
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}
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videoFetchError (translations?: Translations) {
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const text = 'We cannot fetch the video. Please try again later.'
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this.displayError(text, translations)
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}
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getParamToggle (params: URLSearchParams, name: string, defaultValue?: boolean) {
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return params.has(name) ? (params.get(name) === '1' || params.get(name) === 'true') : defaultValue
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}
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getParamString (params: URLSearchParams, name: string, defaultValue?: string) {
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return params.has(name) ? params.get(name) : defaultValue
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}
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async init () {
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try {
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this.user = PureAuthUser.load()
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await this.initCore()
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} catch (e) {
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console.error(e)
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}
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}
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private initializeApi () {
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if (!this.enableApi) return
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this.api = new PeerTubeEmbedApi(this)
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this.api.initialize()
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}
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private loadParams (video: VideoDetails) {
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try {
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const params = new URL(window.location.toString()).searchParams
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this.autoplay = this.getParamToggle(params, 'autoplay', false)
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this.controls = this.getParamToggle(params, 'controls', true)
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this.muted = this.getParamToggle(params, 'muted', undefined)
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this.loop = this.getParamToggle(params, 'loop', false)
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this.title = this.getParamToggle(params, 'title', true)
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this.enableApi = this.getParamToggle(params, 'api', this.enableApi)
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this.warningTitle = this.getParamToggle(params, 'warningTitle', true)
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this.peertubeLink = this.getParamToggle(params, 'peertubeLink', true)
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this.scope = this.getParamString(params, 'scope', this.scope)
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this.subtitle = this.getParamString(params, 'subtitle')
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this.startTime = this.getParamString(params, 'start')
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this.stopTime = this.getParamString(params, 'stop')
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this.bigPlayBackgroundColor = this.getParamString(params, 'bigPlayBackgroundColor')
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this.foregroundColor = this.getParamString(params, 'foregroundColor')
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const modeParam = this.getParamString(params, 'mode')
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if (modeParam) {
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if (modeParam === 'p2p-media-loader') this.mode = 'p2p-media-loader'
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else this.mode = 'webtorrent'
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} else {
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if (Array.isArray(video.streamingPlaylists) && video.streamingPlaylists.length !== 0) this.mode = 'p2p-media-loader'
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else this.mode = 'webtorrent'
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}
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} catch (err) {
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console.error('Cannot get params from URL.', err)
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}
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}
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private async initCore () {
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const urlParts = window.location.pathname.split('/')
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const videoId = urlParts[ urlParts.length - 1 ]
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if (this.user) {
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this.headers.set('Authorization', `${this.user.getTokenType()} ${this.user.getAccessToken()}`)
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}
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const videoPromise = this.loadVideoInfo(videoId)
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const captionsPromise = this.loadVideoCaptions(videoId)
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const configPromise = this.loadConfig()
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const translationsPromise = TranslationsManager.getServerTranslations(window.location.origin, navigator.language)
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const videoResponse = await videoPromise
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if (!videoResponse.ok) {
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const serverTranslations = await translationsPromise
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if (videoResponse.status === 404) return this.videoNotFound(serverTranslations)
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return this.videoFetchError(serverTranslations)
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}
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const videoInfo: VideoDetails = await videoResponse.json()
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this.loadPlaceholder(videoInfo)
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const PeertubePlayerManagerModulePromise = import('../../assets/player/peertube-player-manager')
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const promises = [ translationsPromise, captionsPromise, configPromise, PeertubePlayerManagerModulePromise ]
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const [ serverTranslations, captionsResponse, configResponse, PeertubePlayerManagerModule ] = await Promise.all(promises)
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const PeertubePlayerManager = PeertubePlayerManagerModule.PeertubePlayerManager
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const videoCaptions = await this.buildCaptions(serverTranslations, captionsResponse)
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this.loadParams(videoInfo)
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const options: PeertubePlayerManagerOptions = {
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common: {
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autoplay: this.autoplay,
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controls: this.controls,
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muted: this.muted,
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loop: this.loop,
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captions: videoCaptions.length !== 0,
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startTime: this.startTime,
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stopTime: this.stopTime,
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subtitle: this.subtitle,
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videoCaptions,
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inactivityTimeout: 2500,
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videoViewUrl: this.getVideoUrl(videoId) + '/views',
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playerElement: this.videoElement,
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onPlayerElementChange: (element: HTMLVideoElement) => this.videoElement = element,
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videoDuration: videoInfo.duration,
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enableHotkeys: true,
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peertubeLink: this.peertubeLink,
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poster: window.location.origin + videoInfo.previewPath,
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theaterButton: false,
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serverUrl: window.location.origin,
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language: navigator.language,
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embedUrl: window.location.origin + videoInfo.embedPath
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},
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webtorrent: {
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videoFiles: videoInfo.files
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}
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}
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if (this.mode === 'p2p-media-loader') {
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const hlsPlaylist = videoInfo.streamingPlaylists.find(p => p.type === VideoStreamingPlaylistType.HLS)
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Object.assign(options, {
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p2pMediaLoader: {
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playlistUrl: hlsPlaylist.playlistUrl,
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segmentsSha256Url: hlsPlaylist.segmentsSha256Url,
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redundancyBaseUrls: hlsPlaylist.redundancies.map(r => r.baseUrl),
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trackerAnnounce: videoInfo.trackerUrls,
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videoFiles: hlsPlaylist.files
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} as P2PMediaLoaderOptions
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})
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}
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this.player = await PeertubePlayerManager.initialize(this.mode, options, (player: videojs.Player) => this.player = player)
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this.player.on('customError', (event: any, data: any) => this.handleError(data.err, serverTranslations))
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window[ 'videojsPlayer' ] = this.player
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this.buildCSS()
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await this.buildDock(videoInfo, configResponse)
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this.initializeApi()
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this.removePlaceholder()
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}
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private handleError (err: Error, translations?: { [ id: string ]: string }) {
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if (err.message.indexOf('from xs param') !== -1) {
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this.player.dispose()
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this.videoElement = null
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this.displayError('This video is not available because the remote instance is not responding.', translations)
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return
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}
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}
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private async buildDock (videoInfo: VideoDetails, configResponse: Response) {
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if (!this.controls) return
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// On webtorrent fallback, player may have been disposed
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if (!this.player.player_) return
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const title = this.title ? videoInfo.name : undefined
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const config: ServerConfig = await configResponse.json()
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const description = config.tracker.enabled && this.warningTitle
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? '<span class="text">' + peertubeTranslate('Watching this video may reveal your IP address to others.') + '</span>'
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: undefined
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this.player.dock({
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title,
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description
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})
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}
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private buildCSS () {
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const body = document.getElementById('custom-css')
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if (this.bigPlayBackgroundColor) {
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body.style.setProperty('--embedBigPlayBackgroundColor', this.bigPlayBackgroundColor)
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}
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if (this.foregroundColor) {
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body.style.setProperty('--embedForegroundColor', this.foregroundColor)
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}
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}
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private async buildCaptions (serverTranslations: any, captionsResponse: Response): Promise<VideoJSCaption[]> {
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if (captionsResponse.ok) {
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const { data } = (await captionsResponse.json()) as ResultList<VideoCaption>
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return data.map(c => ({
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label: peertubeTranslate(c.language.label, serverTranslations),
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language: c.language.id,
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src: window.location.origin + c.captionPath
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}))
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}
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return []
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}
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private loadPlaceholder (video: VideoDetails) {
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const placeholder = this.getPlaceholderElement()
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const url = window.location.origin + video.previewPath
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placeholder.style.backgroundImage = `url("${url}")`
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}
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private removePlaceholder () {
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const placeholder = this.getPlaceholderElement()
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placeholder.parentElement.removeChild(placeholder)
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}
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private getPlaceholderElement () {
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return document.getElementById('placeholder-preview')
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}
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}
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PeerTubeEmbed.main()
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.catch(err => console.error('Cannot init embed.', err))
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