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|
import { Hotkey, HotkeysService } from 'angular2-hotkeys'
import { forkJoin, Subscription } from 'rxjs'
import { isP2PEnabled } from 'src/assets/player/utils'
import { PlatformLocation } from '@angular/common'
import { Component, ElementRef, Inject, LOCALE_ID, NgZone, OnDestroy, OnInit, ViewChild } from '@angular/core'
import { ActivatedRoute, Router } from '@angular/router'
import {
AuthService,
AuthUser,
ConfirmService,
MetaService,
Notifier,
PeerTubeSocket,
PluginService,
RestExtractor,
ScreenService,
ServerService,
User,
UserService
} from '@app/core'
import { HooksService } from '@app/core/plugins/hooks.service'
import { isXPercentInViewport, scrollToTop } from '@app/helpers'
import { Video, VideoCaptionService, VideoDetails, VideoService } from '@app/shared/shared-main'
import { SubscribeButtonComponent } from '@app/shared/shared-user-subscription'
import { VideoPlaylist, VideoPlaylistService } from '@app/shared/shared-video-playlist'
import { timeToInt } from '@shared/core-utils'
import {
HTMLServerConfig,
HttpStatusCode,
PeerTubeProblemDocument,
ServerErrorCode,
VideoCaption,
VideoPrivacy,
VideoState
} from '@shared/models'
import { cleanupVideoWatch, getStoredTheater, getStoredVideoWatchHistory } from '../../../assets/player/peertube-player-local-storage'
import {
CustomizationOptions,
P2PMediaLoaderOptions,
PeertubePlayerManager,
PeertubePlayerManagerOptions,
PlayerMode,
videojs
} from '../../../assets/player/peertube-player-manager'
import { environment } from '../../../environments/environment'
import { VideoWatchPlaylistComponent } from './shared'
type URLOptions = CustomizationOptions & { playerMode: PlayerMode }
@Component({
selector: 'my-video-watch',
templateUrl: './video-watch.component.html',
styleUrls: [ './video-watch.component.scss' ]
})
export class VideoWatchComponent implements OnInit, OnDestroy {
@ViewChild('videoWatchPlaylist', { static: true }) videoWatchPlaylist: VideoWatchPlaylistComponent
@ViewChild('subscribeButton') subscribeButton: SubscribeButtonComponent
player: any
playerElement: HTMLVideoElement
playerPlaceholderImgSrc: string
theaterEnabled = false
video: VideoDetails = null
videoCaptions: VideoCaption[] = []
playlistPosition: number
playlist: VideoPlaylist = null
remoteServerDown = false
private nextVideoUUID = ''
private nextVideoTitle = ''
private currentTime: number
private paramsSub: Subscription
private queryParamsSub: Subscription
private configSub: Subscription
private liveVideosSub: Subscription
private serverConfig: HTMLServerConfig
private hotkeys: Hotkey[] = []
constructor (
private elementRef: ElementRef,
private route: ActivatedRoute,
private router: Router,
private videoService: VideoService,
private playlistService: VideoPlaylistService,
private confirmService: ConfirmService,
private metaService: MetaService,
private authService: AuthService,
private userService: UserService,
private serverService: ServerService,
private restExtractor: RestExtractor,
private notifier: Notifier,
private zone: NgZone,
private videoCaptionService: VideoCaptionService,
private hotkeysService: HotkeysService,
private hooks: HooksService,
private pluginService: PluginService,
private peertubeSocket: PeerTubeSocket,
private screenService: ScreenService,
private location: PlatformLocation,
@Inject(LOCALE_ID) private localeId: string
) { }
get user () {
return this.authService.getUser()
}
get anonymousUser () {
return this.userService.getAnonymousUser()
}
ngOnInit () {
this.serverConfig = this.serverService.getHTMLConfig()
PeertubePlayerManager.initState()
this.loadRouteParams()
this.loadRouteQuery()
this.initHotkeys()
this.theaterEnabled = getStoredTheater()
this.hooks.runAction('action:video-watch.init', 'video-watch')
setTimeout(cleanupVideoWatch, 1500) // Run in timeout to ensure we're not blocking the UI
}
ngOnDestroy () {
this.flushPlayer()
// Unsubscribe subscriptions
if (this.paramsSub) this.paramsSub.unsubscribe()
if (this.queryParamsSub) this.queryParamsSub.unsubscribe()
if (this.configSub) this.configSub.unsubscribe()
if (this.liveVideosSub) this.liveVideosSub.unsubscribe()
// Unbind hotkeys
this.hotkeysService.remove(this.hotkeys)
}
getCurrentTime () {
return this.currentTime
}
getCurrentPlaylistPosition () {
return this.videoWatchPlaylist.currentPlaylistPosition
}
onRecommendations (videos: Video[]) {
if (videos.length === 0) return
// The recommended videos's first element should be the next video
const video = videos[0]
this.nextVideoUUID = video.uuid
this.nextVideoTitle = video.name
}
handleTimestampClicked (timestamp: number) {
if (!this.player || this.video.isLive) return
this.player.currentTime(timestamp)
scrollToTop()
}
onPlaylistVideoFound (videoId: string) {
this.loadVideo(videoId)
}
isUserLoggedIn () {
return this.authService.isLoggedIn()
}
isVideoBlur (video: Video) {
return video.isVideoNSFWForUser(this.user, this.serverConfig)
}
isChannelDisplayNameGeneric () {
const genericChannelDisplayName = [
`Main ${this.video.channel.ownerAccount.name} channel`,
`Default ${this.video.channel.ownerAccount.name} channel`
]
return genericChannelDisplayName.includes(this.video.channel.displayName)
}
displayOtherVideosAsRow () {
// Use the same value as in the SASS file
return this.screenService.getWindowInnerWidth() <= 1100
}
private loadRouteParams () {
this.paramsSub = this.route.params.subscribe(routeParams => {
const videoId = routeParams['videoId']
if (videoId) return this.loadVideo(videoId)
const playlistId = routeParams['playlistId']
if (playlistId) return this.loadPlaylist(playlistId)
})
}
private loadRouteQuery () {
this.queryParamsSub = this.route.queryParams.subscribe(queryParams => {
// Handle the ?playlistPosition
const positionParam = queryParams['playlistPosition'] ?? 1
this.playlistPosition = positionParam === 'last'
? -1 // Handle the "last" index
: parseInt(positionParam + '', 10)
if (isNaN(this.playlistPosition)) {
console.error(`playlistPosition query param '${positionParam}' was parsed as NaN, defaulting to 1.`)
this.playlistPosition = 1
}
this.videoWatchPlaylist.updatePlaylistIndex(this.playlistPosition)
const start = queryParams['start']
if (this.player && start) this.player.currentTime(parseInt(start, 10))
})
}
private loadVideo (videoId: string) {
if (this.isSameElement(this.video, videoId)) return
if (this.player) this.player.pause()
const videoObs = this.hooks.wrapObsFun(
this.videoService.getVideo.bind(this.videoService),
{ videoId },
'video-watch',
'filter:api.video-watch.video.get.params',
'filter:api.video-watch.video.get.result'
)
forkJoin([
videoObs,
this.videoCaptionService.listCaptions(videoId),
this.userService.getAnonymousOrLoggedUser()
]).subscribe({
next: ([ video, captionsResult, loggedInOrAnonymousUser ]) => {
const queryParams = this.route.snapshot.queryParams
const urlOptions = {
resume: queryParams.resume,
startTime: queryParams.start,
stopTime: queryParams.stop,
muted: queryParams.muted,
loop: queryParams.loop,
subtitle: queryParams.subtitle,
playerMode: queryParams.mode,
peertubeLink: false
}
this.onVideoFetched({ video, videoCaptions: captionsResult.data, loggedInOrAnonymousUser, urlOptions })
.catch(err => this.handleGlobalError(err))
},
error: err => this.handleRequestError(err)
})
}
private loadPlaylist (playlistId: string) {
if (this.isSameElement(this.playlist, playlistId)) return
this.playlistService.getVideoPlaylist(playlistId)
.subscribe({
next: playlist => {
this.playlist = playlist
this.videoWatchPlaylist.loadPlaylistElements(playlist, !this.playlistPosition, this.playlistPosition)
},
error: err => this.handleRequestError(err)
})
}
private isSameElement (element: VideoDetails | VideoPlaylist, newId: string) {
if (!element) return false
return (element.id + '') === newId || element.uuid === newId || element.shortUUID === newId
}
private async handleRequestError (err: any) {
const errorBody = err.body as PeerTubeProblemDocument
if (errorBody?.code === ServerErrorCode.DOES_NOT_RESPECT_FOLLOW_CONSTRAINTS && errorBody.originUrl) {
const originUrl = errorBody.originUrl + (window.location.search ?? '')
const res = await this.confirmService.confirm(
// eslint-disable-next-line max-len
$localize`This video is not available on this instance. Do you want to be redirected on the origin instance: <a href="${originUrl}">${originUrl}</a>?`,
$localize`Redirection`
)
if (res === true) return window.location.href = originUrl
}
// If 400, 403 or 404, the video is private or blocked so redirect to 404
return this.restExtractor.redirectTo404IfNotFound(err, 'video', [
HttpStatusCode.BAD_REQUEST_400,
HttpStatusCode.FORBIDDEN_403,
HttpStatusCode.NOT_FOUND_404
])
}
private handleGlobalError (err: any) {
const errorMessage: string = typeof err === 'string' ? err : err.message
if (!errorMessage) return
// Display a message in the video player instead of a notification
if (errorMessage.includes('from xs param')) {
this.flushPlayer()
this.remoteServerDown = true
return
}
this.notifier.error(errorMessage)
}
private async onVideoFetched (options: {
video: VideoDetails
videoCaptions: VideoCaption[]
urlOptions: URLOptions
loggedInOrAnonymousUser: User
}) {
const { video, videoCaptions, urlOptions, loggedInOrAnonymousUser } = options
this.subscribeToLiveEventsIfNeeded(this.video, video)
this.video = video
this.videoCaptions = videoCaptions
// Re init attributes
this.playerPlaceholderImgSrc = undefined
this.remoteServerDown = false
this.currentTime = undefined
if (this.isVideoBlur(this.video)) {
const res = await this.confirmService.confirm(
$localize`This video contains mature or explicit content. Are you sure you want to watch it?`,
$localize`Mature or explicit content`
)
if (res === false) return this.location.back()
}
this.buildPlayer(urlOptions, loggedInOrAnonymousUser)
.catch(err => console.error('Cannot build the player', err))
this.setOpenGraphTags()
const hookOptions = {
videojs,
video: this.video,
playlist: this.playlist
}
this.hooks.runAction('action:video-watch.video.loaded', 'video-watch', hookOptions)
}
private async buildPlayer (urlOptions: URLOptions, loggedInOrAnonymousUser: User) {
// Flush old player if needed
this.flushPlayer()
const videoState = this.video.state.id
if (videoState === VideoState.LIVE_ENDED || videoState === VideoState.WAITING_FOR_LIVE) {
this.playerPlaceholderImgSrc = this.video.previewPath
return
}
// Build video element, because videojs removes it on dispose
const playerElementWrapper = this.elementRef.nativeElement.querySelector('#videojs-wrapper')
this.playerElement = document.createElement('video')
this.playerElement.className = 'video-js vjs-peertube-skin'
this.playerElement.setAttribute('playsinline', 'true')
playerElementWrapper.appendChild(this.playerElement)
const params = {
video: this.video,
videoCaptions: this.videoCaptions,
urlOptions,
loggedInOrAnonymousUser,
user: this.user
}
const { playerMode, playerOptions } = await this.hooks.wrapFun(
this.buildPlayerManagerOptions.bind(this),
params,
'video-watch',
'filter:internal.video-watch.player.build-options.params',
'filter:internal.video-watch.player.build-options.result'
)
this.zone.runOutsideAngular(async () => {
this.player = await PeertubePlayerManager.initialize(playerMode, playerOptions, player => this.player = player)
this.player.on('customError', ({ err }: { err: any }) => {
this.zone.run(() => this.handleGlobalError(err))
})
this.player.on('timeupdate', () => {
// Don't need to trigger angular change for this variable, that is sent to children components on click
this.currentTime = Math.floor(this.player.currentTime())
})
/**
* condition: true to make the upnext functionality trigger, false to disable the upnext functionality
* go to the next video in 'condition()' if you don't want of the timer.
* next: function triggered at the end of the timer.
* suspended: function used at each click of the timer checking if we need to reset progress
* and wait until suspended becomes truthy again.
*/
this.player.upnext({
timeout: 5000, // 5s
headText: $localize`Up Next`,
cancelText: $localize`Cancel`,
suspendedText: $localize`Autoplay is suspended`,
getTitle: () => this.nextVideoTitle,
next: () => this.zone.run(() => this.playNextVideoInAngularZone()),
condition: () => {
if (!this.playlist) return this.isAutoPlayNext()
// Don't wait timeout to play the next playlist video
if (this.isPlaylistAutoPlayNext()) {
this.playNextVideoInAngularZone()
return undefined
}
return false
},
suspended: () => {
return (
!isXPercentInViewport(this.player.el(), 80) ||
!document.getElementById('content').contains(document.activeElement)
)
}
})
this.player.one('stopped', () => {
if (this.playlist && this.isPlaylistAutoPlayNext()) {
this.playNextVideoInAngularZone()
}
})
this.player.one('ended', () => {
if (this.video.isLive) {
this.zone.run(() => this.video.state.id = VideoState.LIVE_ENDED)
}
})
this.player.on('theaterChange', (_: any, enabled: boolean) => {
this.zone.run(() => this.theaterEnabled = enabled)
})
this.hooks.runAction('action:video-watch.player.loaded', 'video-watch', {
player: this.player,
playlist: this.playlist,
playlistPosition: this.playlistPosition,
videojs,
video: this.video
})
})
}
private playNextVideoInAngularZone () {
if (this.playlist) {
this.zone.run(() => this.videoWatchPlaylist.navigateToNextPlaylistVideo())
return
}
if (this.nextVideoUUID) {
this.router.navigate([ '/w', this.nextVideoUUID ])
}
}
private isAutoplay () {
// We'll jump to the thread id, so do not play the video
if (this.route.snapshot.params['threadId']) return false
// Otherwise true by default
if (!this.user) return true
// Be sure the autoPlay is set to false
return this.user.autoPlayVideo !== false
}
private isAutoPlayNext () {
return (
(this.user?.autoPlayNextVideo) ||
this.anonymousUser.autoPlayNextVideo
)
}
private isPlaylistAutoPlayNext () {
return (
(this.user?.autoPlayNextVideoPlaylist) ||
this.anonymousUser.autoPlayNextVideoPlaylist
)
}
private flushPlayer () {
// Remove player if it exists
if (!this.player) return
try {
this.player.dispose()
this.player = undefined
} catch (err) {
console.error('Cannot dispose player.', err)
}
}
private buildPlayerManagerOptions (params: {
video: VideoDetails
videoCaptions: VideoCaption[]
urlOptions: CustomizationOptions & { playerMode: PlayerMode }
loggedInOrAnonymousUser: User
user?: AuthUser
}) {
const { video, videoCaptions, urlOptions, loggedInOrAnonymousUser, user } = params
const getStartTime = () => {
const byUrl = urlOptions.startTime !== undefined
const byHistory = video.userHistory && (!this.playlist || urlOptions.resume !== undefined)
const byLocalStorage = getStoredVideoWatchHistory(video.uuid)
if (byUrl) return timeToInt(urlOptions.startTime)
if (byHistory) return video.userHistory.currentTime
if (byLocalStorage) return byLocalStorage.duration
return 0
}
let startTime = getStartTime()
// If we are at the end of the video, reset the timer
if (video.duration - startTime <= 1) startTime = 0
const playerCaptions = videoCaptions.map(c => ({
label: c.language.label,
language: c.language.id,
src: environment.apiUrl + c.captionPath
}))
const options: PeertubePlayerManagerOptions = {
common: {
autoplay: this.isAutoplay(),
p2pEnabled: isP2PEnabled(video, this.serverConfig, loggedInOrAnonymousUser.p2pEnabled),
nextVideo: () => this.playNextVideoInAngularZone(),
playerElement: this.playerElement,
onPlayerElementChange: (element: HTMLVideoElement) => this.playerElement = element,
videoDuration: video.duration,
enableHotkeys: true,
inactivityTimeout: 2500,
poster: video.previewUrl,
startTime,
stopTime: urlOptions.stopTime,
controls: urlOptions.controls,
muted: urlOptions.muted,
loop: urlOptions.loop,
subtitle: urlOptions.subtitle,
peertubeLink: urlOptions.peertubeLink,
theaterButton: true,
captions: videoCaptions.length !== 0,
videoViewUrl: video.privacy.id !== VideoPrivacy.PRIVATE
? this.videoService.getVideoViewUrl(video.uuid)
: null,
embedUrl: video.embedUrl,
embedTitle: video.name,
isLive: video.isLive,
language: this.localeId,
userWatching: user && user.videosHistoryEnabled === true
? {
url: this.videoService.getUserWatchingVideoUrl(video.uuid),
authorizationHeader: this.authService.getRequestHeaderValue()
}
: undefined,
serverUrl: environment.apiUrl,
videoCaptions: playerCaptions,
videoShortUUID: video.shortUUID,
videoUUID: video.uuid
},
webtorrent: {
videoFiles: video.files
},
pluginsManager: this.pluginService.getPluginsManager()
}
// Only set this if we're in a playlist
if (this.playlist) {
options.common.previousVideo = () => {
this.zone.run(() => this.videoWatchPlaylist.navigateToPreviousPlaylistVideo())
}
}
let mode: PlayerMode
if (urlOptions.playerMode) {
if (urlOptions.playerMode === 'p2p-media-loader') mode = 'p2p-media-loader'
else mode = 'webtorrent'
} else {
if (video.hasHlsPlaylist()) mode = 'p2p-media-loader'
else mode = 'webtorrent'
}
// p2p-media-loader needs TextEncoder, fallback on WebTorrent if not available
if (typeof TextEncoder === 'undefined') {
mode = 'webtorrent'
}
if (mode === 'p2p-media-loader') {
const hlsPlaylist = video.getHlsPlaylist()
const p2pMediaLoader = {
playlistUrl: hlsPlaylist.playlistUrl,
segmentsSha256Url: hlsPlaylist.segmentsSha256Url,
redundancyBaseUrls: hlsPlaylist.redundancies.map(r => r.baseUrl),
trackerAnnounce: video.trackerUrls,
videoFiles: hlsPlaylist.files
} as P2PMediaLoaderOptions
Object.assign(options, { p2pMediaLoader })
}
return { playerMode: mode, playerOptions: options }
}
private async subscribeToLiveEventsIfNeeded (oldVideo: VideoDetails, newVideo: VideoDetails) {
if (!this.liveVideosSub) {
this.liveVideosSub = this.buildLiveEventsSubscription()
}
if (oldVideo && oldVideo.id !== newVideo.id) {
this.peertubeSocket.unsubscribeLiveVideos(oldVideo.id)
}
if (!newVideo.isLive) return
await this.peertubeSocket.subscribeToLiveVideosSocket(newVideo.id)
}
private buildLiveEventsSubscription () {
return this.peertubeSocket.getLiveVideosObservable()
.subscribe(({ type, payload }) => {
if (type === 'state-change') return this.handleLiveStateChange(payload.state)
if (type === 'views-change') return this.handleLiveViewsChange(payload.viewers)
})
}
private handleLiveStateChange (newState: VideoState) {
if (newState !== VideoState.PUBLISHED) return
const videoState = this.video.state.id
if (videoState !== VideoState.WAITING_FOR_LIVE && videoState !== VideoState.LIVE_ENDED) return
console.log('Loading video after live update.')
const videoUUID = this.video.uuid
// Reset to force refresh the video
this.video = undefined
this.loadVideo(videoUUID)
}
private handleLiveViewsChange (newViewers: number) {
if (!this.video) {
console.error('Cannot update video live views because video is no defined.')
return
}
console.log('Updating live views.')
this.video.viewers = newViewers
}
private initHotkeys () {
this.hotkeys = [
// These hotkeys are managed by the player
new Hotkey('f', e => e, undefined, $localize`Enter/exit fullscreen (requires player focus)`),
new Hotkey('space', e => e, undefined, $localize`Play/Pause the video (requires player focus)`),
new Hotkey('m', e => e, undefined, $localize`Mute/unmute the video (requires player focus)`),
new Hotkey('0-9', e => e, undefined, $localize`Skip to a percentage of the video: 0 is 0% and 9 is 90% (requires player focus)`),
new Hotkey('up', e => e, undefined, $localize`Increase the volume (requires player focus)`),
new Hotkey('down', e => e, undefined, $localize`Decrease the volume (requires player focus)`),
new Hotkey('right', e => e, undefined, $localize`Seek the video forward (requires player focus)`),
new Hotkey('left', e => e, undefined, $localize`Seek the video backward (requires player focus)`),
new Hotkey('>', e => e, undefined, $localize`Increase playback rate (requires player focus)`),
new Hotkey('<', e => e, undefined, $localize`Decrease playback rate (requires player focus)`),
new Hotkey('.', e => e, undefined, $localize`Navigate in the video frame by frame (requires player focus)`)
]
if (this.isUserLoggedIn()) {
this.hotkeys = this.hotkeys.concat([
new Hotkey('shift+s', () => {
if (this.subscribeButton.isSubscribedToAll()) this.subscribeButton.unsubscribe()
else this.subscribeButton.subscribe()
return false
}, undefined, $localize`Subscribe to the account`)
])
}
this.hotkeysService.add(this.hotkeys)
}
private setOpenGraphTags () {
this.metaService.setTitle(this.video.name)
this.metaService.setTag('og:type', 'video')
this.metaService.setTag('og:title', this.video.name)
this.metaService.setTag('name', this.video.name)
this.metaService.setTag('og:description', this.video.description)
this.metaService.setTag('description', this.video.description)
this.metaService.setTag('og:image', this.video.previewPath)
this.metaService.setTag('og:duration', this.video.duration.toString())
this.metaService.setTag('og:site_name', 'PeerTube')
this.metaService.setTag('og:url', window.location.href)
this.metaService.setTag('url', window.location.href)
}
}
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