X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;ds=sidebyside;f=client%2Fsrc%2Fstandalone%2Fvideos%2Fembed.ts;h=1275998b87a2830c65602a96116839b8666aa528;hb=329d9086601b7ae2127be12166ee8c892c289c6e;hp=4f6fae8aa2c839f72bc7a89be1293a38e920819e;hpb=46659d01dfd51a5ff3ca389978f8a0dda1d986d9;p=github%2FChocobozzz%2FPeerTube.git diff --git a/client/src/standalone/videos/embed.ts b/client/src/standalone/videos/embed.ts index 4f6fae8aa..1275998b8 100644 --- a/client/src/standalone/videos/embed.ts +++ b/client/src/standalone/videos/embed.ts @@ -17,100 +17,310 @@ import 'core-js/es6/set' // 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 { ResultList, VideoDetails } from '../../../../shared' import { addContextMenu, getVideojsOptions, loadLocale } from '../../assets/player/peertube-player' -import { environment } from '../../environments/environment' +import { PeerTubeResolution } from '../player/definitions' +import { VideoJSCaption } from '../../assets/player/peertube-videojs-typings' +import { VideoCaption } from '../../../../shared/models/videos/video-caption.model' -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 { + private channel: Channel.MessagingChannel + private isReady = false + private resolutions: PeerTubeResolution[] = null -function loadVideoInfo (videoId: string): Promise { - return fetch(getVideoUrl(videoId)) -} + constructor (private embed: PeerTubeEmbed) { + } -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() + } - const errorBlock = document.getElementById('error-block') - errorBlock.style.display = 'flex' + private get element () { + return this.embed.videoElement + } - const errorText = document.getElementById('error-content') - errorText.innerHTML = text -} + private constructChannel () { + let channel = Channel.build({ window: window.parent, origin: '*', scope: this.embed.scope }) -function videoNotFound (videoElement: HTMLVideoElement) { - const text = 'This video does not exist.' - displayError(videoElement, text) -} + 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) + + this.channel = channel + } + + 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) -function videoFetchError (videoElement: HTMLVideoElement) { - const text = 'We cannot fetch the video. Please try again later.' - displayError(videoElement, text) + 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 + } + + 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 { + videoElement: HTMLVideoElement + player: any + playerOptions: any + api: PeerTubeEmbedApi = null + autoplay = false + controls = true + muted = false + loop = false + enableApi = false + startTime = 0 + scope = 'peertube' -loadLocale(environment.apiUrl, videojs, navigator.language) - .then(() => loadVideoInfo(videoId)) - .then(async response => { + static async main () { const videoContainerId = 'video-container' - const videoElement = document.getElementById(videoContainerId) as HTMLVideoElement + 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 + } - if (!response.ok) { - if (response.status === 404) return videoNotFound(videoElement) + loadVideoInfo (videoId: string): Promise { + return fetch(this.getVideoUrl(videoId)) + } - return videoFetchError(videoElement) + loadVideoCaptions (videoId: string): Promise { + return fetch(this.getVideoUrl(videoId) + '/captions') + } + + removeElement (element: HTMLElement) { + element.parentElement.removeChild(element) + } + + 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 + } + + getParamString (params: URLSearchParams, name: string, defaultValue: string) { + return params.has(name) ? params.get(name) : defaultValue + } + + async init () { + try { + await this.initCore() + } catch (e) { + console.error(e) } + } - const videoInfo: VideoDetails = await response.json() + private initializeApi () { + if (!this.enableApi) return - let autoplay = false - let startTime = 0 + this.api = new PeerTubeEmbedApi(this) + this.api.initialize() + } + 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) + const [ videoResponse, captionsResponse ] = await Promise.all([ + this.loadVideoInfo(videoId), + this.loadVideoCaptions(videoId) + ]) + + if (!videoResponse.ok) { + if (videoResponse.status === 404) return this.videoNotFound(this.videoElement) + + return this.videoFetchError(this.videoElement) + } + + const videoInfo: VideoDetails = await videoResponse.json() + let videoCaptions: VideoJSCaption[] = [] + if (captionsResponse.ok) { + const { data } = (await captionsResponse.json()) as ResultList + videoCaptions = data.map(c => ({ + label: c.language.label, + language: c.language.id, + src: window.location.origin + c.captionPath + })) + } + + this.loadParams() const videojsOptions = getVideojsOptions({ - autoplay, + autoplay: this.autoplay, + controls: this.controls, + muted: this.muted, + loop: this.loop, + startTime: this.startTime, + + videoCaptions, 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 you are watching this video.') - }) + this.playerOptions = videojsOptions + this.player = vjs(this.videoContainerId, videojsOptions, () => { + + window[ 'videojsPlayer' ] = this.player + + if (this.controls) { + this.player.dock({ + title: videoInfo.name, + description: this.player.localize('Uses P2P, others may know your IP is downloading this video.') + }) + } - addContextMenu(player, window.location.origin + videoInfo.embedPath) + addContextMenu(this.player, window.location.origin + videoInfo.embedPath) + + this.initializeApi() }) - }) - .catch(err => console.error(err)) + } +} + +PeerTubeEmbed.main() + .catch(err => console.error('Cannot init embed.', err))