// For google bot that uses Chrome 41 and does not understand fetch
import 'whatwg-fetch'
-import * as videojs from 'video.js'
+import * as vjs from 'video.js'
+import * as Channel from 'jschannel'
import { VideoDetails } from '../../../../shared'
import { addContextMenu, getVideojsOptions, loadLocale } from '../../assets/player/peertube-player'
+import { PeerTubeResolution } from '../player/definitions';
-function getVideoUrl (id: string) {
- return window.location.origin + '/api/v1/videos/' + id
-}
+/**
+ * Embed API exposes control of the embed player to the outside world via
+ * JSChannels and window.postMessage
+ */
+class PeerTubeEmbedApi {
+ constructor(
+ private embed : PeerTubeEmbed
+ ) {
+ }
-function loadVideoInfo (videoId: string): Promise<Response> {
- return fetch(getVideoUrl(videoId))
-}
+ private channel : Channel.MessagingChannel
+ private isReady = false
+ private resolutions : PeerTubeResolution[] = null
-function removeElement (element: HTMLElement) {
- element.parentElement.removeChild(element)
-}
+ initialize() {
+ this.constructChannel()
+ this.setupStateTracking()
-function displayError (videoElement: HTMLVideoElement, text: string) {
- // Remove video element
- removeElement(videoElement)
+ // We're ready!
- document.title = 'Sorry - ' + text
+ this.notifyReady()
+ }
+
+ private get element() {
+ return this.embed.videoElement
+ }
- const errorBlock = document.getElementById('error-block')
- errorBlock.style.display = 'flex'
+ private constructChannel() {
+ let channel = Channel.build({ window: window.parent, origin: '*', scope: this.embed.scope })
+
+ channel.bind('play', (txn, params) => this.embed.player.play())
+ channel.bind('pause', (txn, params) => this.embed.player.pause())
+ channel.bind('seek', (txn, time) => this.embed.player.currentTime(time))
+ channel.bind('setVolume', (txn, value) => this.embed.player.volume(value))
+ channel.bind('getVolume', (txn, value) => this.embed.player.volume())
+ channel.bind('isReady', (txn, params) => this.isReady)
+ channel.bind('setResolution', (txn, resolutionId) => this.setResolution(resolutionId))
+ channel.bind('getResolutions', (txn, params) => this.resolutions)
+ channel.bind('setPlaybackRate', (txn, playbackRate) => this.embed.player.playbackRate(playbackRate))
+ channel.bind('getPlaybackRate', (txn, params) => this.embed.player.playbackRate())
+ channel.bind('getPlaybackRates', (txn, params) => this.embed.playerOptions.playbackRates)
- const errorText = document.getElementById('error-content')
- errorText.innerHTML = text
-}
+ this.channel = channel
+ }
-function videoNotFound (videoElement: HTMLVideoElement) {
- const text = 'This video does not exist.'
- displayError(videoElement, text)
-}
+ private setResolution(resolutionId : number) {
+ if (resolutionId === -1 && this.embed.player.peertube().isAutoResolutionForbidden())
+ return
+
+ // Auto resolution
+ if (resolutionId === -1) {
+ this.embed.player.peertube().enableAutoResolution()
+ return
+ }
+
+ this.embed.player.peertube().disableAutoResolution()
+ this.embed.player.peertube().updateResolution(resolutionId)
+ }
+
+ /**
+ * Let the host know that we're ready to go!
+ */
+ private notifyReady() {
+ this.isReady = true
+ this.channel.notify({ method: 'ready', params: true })
+ }
+
+ private setupStateTracking() {
+
+ let currentState : 'playing' | 'paused' | 'unstarted' = 'unstarted'
+
+ setInterval(() => {
+ let position = this.element.currentTime
+ let volume = this.element.volume
+
+ this.channel.notify({
+ method: 'playbackStatusUpdate',
+ params: {
+ position,
+ volume,
+ playbackState: currentState,
+ }
+ })
+ }, 500)
+
+ this.element.addEventListener('play', ev => {
+ currentState = 'playing'
+ this.channel.notify({ method: 'playbackStatusChange', params: 'playing' })
+ })
+
+ this.element.addEventListener('pause', ev => {
+ currentState = 'paused'
+ this.channel.notify({ method: 'playbackStatusChange', params: 'paused' })
+ })
+
+ // PeerTube specific capabilities
+
+ this.embed.player.peertube().on('autoResolutionUpdate', () => this.loadResolutions())
+ this.embed.player.peertube().on('videoFileUpdate', () => this.loadResolutions())
+ }
+
+ private loadResolutions() {
+ let resolutions = []
+ let currentResolutionId = this.embed.player.peertube().getCurrentResolutionId()
+
+ for (const videoFile of this.embed.player.peertube().videoFiles) {
+ let label = videoFile.resolution.label
+ if (videoFile.fps && videoFile.fps >= 50) {
+ label += videoFile.fps
+ }
-function videoFetchError (videoElement: HTMLVideoElement) {
- const text = 'We cannot fetch the video. Please try again later.'
- displayError(videoElement, text)
+ resolutions.push({
+ id: videoFile.resolution.id,
+ label,
+ src: videoFile.magnetUri,
+ active: videoFile.resolution.id === currentResolutionId
+ })
+ }
+
+ this.resolutions = resolutions
+ this.channel.notify({
+ method: 'resolutionUpdate',
+ params: this.resolutions
+ })
+ }
}
-const urlParts = window.location.href.split('/')
-const lastPart = urlParts[urlParts.length - 1]
-const videoId = lastPart.indexOf('?') === -1 ? lastPart : lastPart.split('?')[0]
+class PeerTubeEmbed {
+ constructor(
+ private videoContainerId : string
+ ) {
+ this.videoElement = document.getElementById(videoContainerId) as HTMLVideoElement
+ }
-loadLocale(window.location.origin, videojs, navigator.language)
- .then(() => loadVideoInfo(videoId))
- .then(async response => {
+ videoElement : HTMLVideoElement
+ player : any
+ playerOptions : any
+ api : PeerTubeEmbedApi = null
+ autoplay : boolean = false
+ controls : boolean = true
+ muted : boolean = false
+ loop : boolean = false
+ enableApi : boolean = false
+ startTime : number = 0
+ scope : string = 'peertube'
+
+ static async main() {
const videoContainerId = 'video-container'
- const videoElement = document.getElementById(videoContainerId) as HTMLVideoElement
+ const embed = new PeerTubeEmbed(videoContainerId)
+ await embed.init()
+ }
+
+ getVideoUrl (id: string) {
+ return window.location.origin + '/api/v1/videos/' + id
+ }
- if (!response.ok) {
- if (response.status === 404) return videoNotFound(videoElement)
+ loadVideoInfo (videoId: string): Promise<Response> {
+ return fetch(this.getVideoUrl(videoId))
+ }
- return videoFetchError(videoElement)
- }
+ removeElement (element: HTMLElement) {
+ element.parentElement.removeChild(element)
+ }
- const videoInfo: VideoDetails = await response.json()
+ displayError (videoElement: HTMLVideoElement, text: string) {
+ // Remove video element
+ this.removeElement(videoElement)
+
+ document.title = 'Sorry - ' + text
+
+ const errorBlock = document.getElementById('error-block')
+ errorBlock.style.display = 'flex'
+
+ const errorText = document.getElementById('error-content')
+ errorText.innerHTML = text
+ }
+
+ videoNotFound (videoElement: HTMLVideoElement) {
+ const text = 'This video does not exist.'
+ this.displayError(videoElement, text)
+ }
+
+ videoFetchError (videoElement: HTMLVideoElement) {
+ const text = 'We cannot fetch the video. Please try again later.'
+ this.displayError(videoElement, text)
+ }
+
+ getParamToggle (params: URLSearchParams, name: string, defaultValue: boolean) {
+ return params.has(name) ? (params.get(name) === '1' || params.get(name) === 'true') : defaultValue
+ }
- let autoplay = false
- let startTime = 0
+ getParamString (params: URLSearchParams, name: string, defaultValue: string) {
+ return params.has(name) ? params.get(name) : defaultValue
+ }
+ private initializeApi() {
+ if (!this.enableApi)
+ return
+
+ this.api = new PeerTubeEmbedApi(this)
+ this.api.initialize()
+ }
+
+ async init() {
+ try {
+ await this.initCore()
+ } catch (e) {
+ console.error(e)
+ }
+ }
+
+ private loadParams() {
try {
let params = new URL(window.location.toString()).searchParams
- autoplay = params.has('autoplay') && (params.get('autoplay') === '1' || params.get('autoplay') === 'true')
+
+ this.autoplay = this.getParamToggle(params, 'autoplay', this.autoplay)
+ this.controls = this.getParamToggle(params, 'controls', this.controls)
+ this.muted = this.getParamToggle(params, 'muted', this.muted)
+ this.loop = this.getParamToggle(params, 'loop', this.loop)
+ this.enableApi = this.getParamToggle(params, 'api', this.enableApi)
+ this.scope = this.getParamString(params, 'scope', this.scope)
const startTimeParamString = params.get('start')
const startTimeParamNumber = parseInt(startTimeParamString, 10)
- if (isNaN(startTimeParamNumber) === false) startTime = startTimeParamNumber
+ if (isNaN(startTimeParamNumber) === false)
+ this.startTime = startTimeParamNumber
} catch (err) {
console.error('Cannot get params from URL.', err)
}
+ }
+
+ private async initCore() {
+ const urlParts = window.location.href.split('/')
+ const lastPart = urlParts[urlParts.length - 1]
+ const videoId = lastPart.indexOf('?') === -1 ? lastPart : lastPart.split('?')[0]
+
+ await loadLocale(window.location.origin, vjs, navigator.language)
+ let response = await this.loadVideoInfo(videoId)
+
+ if (!response.ok) {
+ if (response.status === 404)
+ return this.videoNotFound(this.videoElement)
+
+ return this.videoFetchError(this.videoElement)
+ }
+
+ const videoInfo: VideoDetails = await response.json()
+
+ this.loadParams()
const videojsOptions = getVideojsOptions({
- autoplay,
+ autoplay: this.autoplay,
+ controls: this.controls,
+ muted: this.muted,
+ loop: this.loop,
+ startTime : this.startTime,
+
inactivityTimeout: 1500,
- videoViewUrl: getVideoUrl(videoId) + '/views',
- playerElement: videoElement,
+ videoViewUrl: this.getVideoUrl(videoId) + '/views',
+ playerElement: this.videoElement,
videoFiles: videoInfo.files,
videoDuration: videoInfo.duration,
enableHotkeys: true,
peertubeLink: true,
poster: window.location.origin + videoInfo.previewPath,
- startTime,
theaterMode: false
})
- videojs(videoContainerId, videojsOptions, function () {
- const player = this
- player.dock({
- title: videoInfo.name,
- description: player.localize('Uses P2P, others may know your IP is downloading this video.')
- })
+ this.playerOptions = videojsOptions
+ this.player = vjs(this.videoContainerId, videojsOptions, () => {
- addContextMenu(player, window.location.origin + videoInfo.embedPath)
+ window['videojsPlayer'] = this.player
+
+ if (this.controls) {
+ (this.player as any).dock({
+ title: videoInfo.name,
+ description: this.player.localize('Uses P2P, others may know your IP is downloading this video.')
+ })
+ }
+ addContextMenu(this.player, window.location.origin + videoInfo.embedPath)
+ this.initializeApi()
})
- })
- .catch(err => console.error(err))
+ }
+}
+
+PeerTubeEmbed.main()