import { Component, ElementRef, NgZone, OnDestroy, OnInit, ViewChild } from '@angular/core'
import { ActivatedRoute, Router } from '@angular/router'
import { RedirectService } from '@app/core/routing/redirect.service'
import { VideoSupportComponent } from '@app/videos/+video-watch/modal/video-support.component'
import { MetaService } from '@ngx-meta/core'
import { NotificationsService } from 'angular2-notifications'
import { Subscription } from 'rxjs/Subscription'
import * as videojs from 'video.js'
import 'videojs-hotkeys'
import { UserVideoRateType, VideoRateType } from '../../../../../shared'
import '../../../assets/player/peertube-videojs-plugin'
import { AuthService, ConfirmService } from '../../core'
import { VideoBlacklistService } from '../../shared'
import { Account } from '../../shared/account/account.model'
import { VideoDetails } from '../../shared/video/video-details.model'
import { Video } from '../../shared/video/video.model'
import { VideoService } from '../../shared/video/video.service'
import { MarkdownService } from '../shared'
import { VideoDownloadComponent } from './modal/video-download.component'
import { VideoReportComponent } from './modal/video-report.component'
import { VideoShareComponent } from './modal/video-share.component'
@Component({
selector: 'my-video-watch',
templateUrl: './video-watch.component.html',
styleUrls: [ './video-watch.component.scss' ]
})
export class VideoWatchComponent implements OnInit, OnDestroy {
private static LOCAL_STORAGE_PRIVACY_CONCERN_KEY = 'video-watch-privacy-concern'
@ViewChild('videoDownloadModal') videoDownloadModal: VideoDownloadComponent
@ViewChild('videoShareModal') videoShareModal: VideoShareComponent
@ViewChild('videoReportModal') videoReportModal: VideoReportComponent
@ViewChild('videoSupportModal') videoSupportModal: VideoSupportComponent
otherVideosDisplayed: Video[] = []
error = false
player: videojs.Player
playerElement: HTMLVideoElement
userRating: UserVideoRateType = null
video: VideoDetails = null
videoPlayerLoaded = false
videoNotFound = false
descriptionLoading = false
completeDescriptionShown = false
completeVideoDescription: string
shortVideoDescription: string
videoHTMLDescription = ''
likesBarTooltipText = ''
private otherVideos: Video[] = []
private paramsSub: Subscription
constructor (
private elementRef: ElementRef,
private route: ActivatedRoute,
private router: Router,
private videoService: VideoService,
private videoBlacklistService: VideoBlacklistService,
private confirmService: ConfirmService,
private metaService: MetaService,
private authService: AuthService,
private notificationsService: NotificationsService,
private markdownService: MarkdownService,
private zone: NgZone,
private redirectService: RedirectService
) {}
get user () {
return this.authService.getUser()
}
ngOnInit () {
this.videoService.getVideos({ currentPage: 1, itemsPerPage: 5 }, '-createdAt')
.subscribe(
data => {
this.otherVideos = data.videos
this.updateOtherVideosDisplayed()
},
err => console.error(err)
)
this.paramsSub = this.route.params.subscribe(routeParams => {
if (this.videoPlayerLoaded) {
this.player.pause()
}
const uuid = routeParams['uuid']
// Video did not changed
if (this.video && this.video.uuid === uuid) return
this.videoService.getVideo(uuid).subscribe(
video => this.onVideoFetched(video),
error => {
this.videoNotFound = true
console.error(error)
}
)
})
}
ngOnDestroy () {
// Remove player if it exists
if (this.videoPlayerLoaded === true) {
videojs(this.playerElement).dispose()
}
// Unsubscribe subscriptions
this.paramsSub.unsubscribe()
}
setLike () {
if (this.isUserLoggedIn() === false) return
if (this.userRating === 'like') {
// Already liked this video
this.setRating('none')
} else {
this.setRating('like')
}
}
setDislike () {
if (this.isUserLoggedIn() === false) return
if (this.userRating === 'dislike') {
// Already disliked this video
this.setRating('none')
} else {
this.setRating('dislike')
}
}
async blacklistVideo (event: Event) {
event.preventDefault()
const res = await this.confirmService.confirm('Do you really want to blacklist this video?', 'Blacklist')
if (res === false) return
this.videoBlacklistService.blacklistVideo(this.video.id)
.subscribe(
status => {
this.notificationsService.success('Success', `Video ${this.video.name} had been blacklisted.`)
this.redirectService.redirectToHomepage()
},
error => this.notificationsService.error('Error', error.message)
)
}
showMoreDescription () {
if (this.completeVideoDescription === undefined) {
return this.loadCompleteDescription()
}
this.updateVideoDescription(this.completeVideoDescription)
this.completeDescriptionShown = true
}
showLessDescription () {
this.updateVideoDescription(this.shortVideoDescription)
this.completeDescriptionShown = false
}
loadCompleteDescription () {
this.descriptionLoading = true
this.videoService.loadCompleteDescription(this.video.descriptionPath)
.subscribe(
description => {
this.completeDescriptionShown = true
this.descriptionLoading = false
this.shortVideoDescription = this.video.description
this.completeVideoDescription = description
this.updateVideoDescription(this.completeVideoDescription)
},
error => {
this.descriptionLoading = false
this.notificationsService.error('Error', error.message)
}
)
}
showReportModal (event: Event) {
event.preventDefault()
this.videoReportModal.show()
}
showSupportModal () {
this.videoSupportModal.show()
}
showShareModal () {
this.videoShareModal.show()
}
showDownloadModal (event: Event) {
event.preventDefault()
this.videoDownloadModal.show()
}
isUserLoggedIn () {
return this.authService.isLoggedIn()
}
isVideoUpdatable () {
return this.video.isUpdatableBy(this.authService.getUser())
}
isVideoBlacklistable () {
return this.video.isBlackistableBy(this.user)
}
getAvatarPath () {
return Account.GET_ACCOUNT_AVATAR_URL(this.video.account)
}
getVideoPoster () {
if (!this.video) return ''
return this.video.previewUrl
}
getVideoTags () {
if (!this.video || Array.isArray(this.video.tags) === false) return []
return this.video.tags.join(', ')
}
isVideoRemovable () {
return this.video.isRemovableBy(this.authService.getUser())
}
async removeVideo (event: Event) {
event.preventDefault()
const res = await this.confirmService.confirm('Do you really want to delete this video?', 'Delete')
if (res === false) return
this.videoService.removeVideo(this.video.id)
.subscribe(
status => {
this.notificationsService.success('Success', `Video ${this.video.name} deleted.`)
// Go back to the video-list.
this.redirectService.redirectToHomepage()
},
error => this.notificationsService.error('Error', error.message)
)
}
private updateVideoDescription (description: string) {
this.video.description = description
this.setVideoDescriptionHTML()
}
private setVideoDescriptionHTML () {
if (!this.video.description) {
this.videoHTMLDescription = ''
return
}
this.videoHTMLDescription = this.markdownService.textMarkdownToHTML(this.video.description)
}
private setVideoLikesBarTooltipText () {
this.likesBarTooltipText = `${this.video.likes} likes / ${this.video.dislikes} dislikes`
}
private handleError (err: any) {
const errorMessage: string = typeof err === 'string' ? err : err.message
if (!errorMessage) return
let message = ''
if (errorMessage.indexOf('http error') !== -1) {
message = 'Cannot fetch video from server, maybe down.'
} else {
message = errorMessage
}
this.notificationsService.error('Error', message)
}
private checkUserRating () {
// Unlogged users do not have ratings
if (this.isUserLoggedIn() === false) return
this.videoService.getUserVideoRating(this.video.id)
.subscribe(
ratingObject => {
if (ratingObject) {
this.userRating = ratingObject.rating
}
},
err => this.notificationsService.error('Error', err.message)
)
}
private async onVideoFetched (video: VideoDetails) {
this.video = video
this.updateOtherVideosDisplayed()
if (this.video.isVideoNSFWForUser(this.user)) {
const res = await this.confirmService.confirm(
'This video contains mature or explicit content. Are you sure you want to watch it?',
'Mature or explicit content'
)
if (res === false) return this.redirectService.redirectToHomepage()
}
if (!this.hasAlreadyAcceptedPrivacyConcern()) {
const res = await this.confirmService.confirm(
'PeerTube uses P2P, other may know you are watching that video through your public IP address. ' +
'Are you okay with that?',
'Privacy concern',
'I accept!'
)
if (res === false) return this.redirectService.redirectToHomepage()
}
this.acceptedPrivacyConcern()
// Player was already loaded
if (this.videoPlayerLoaded !== true) {
this.playerElement = this.elementRef.nativeElement.querySelector('#video-element')
// If autoplay is true, we don't really need a poster
if (this.isAutoplay() === false) {
this.playerElement.poster = this.video.previewUrl
}
const videojsOptions = {
controls: true,
autoplay: this.isAutoplay(),
playbackRates: [ 0.5, 1, 1.5, 2 ],
plugins: {
peertube: {
videoFiles: this.video.files,
playerElement: this.playerElement,
peerTubeLink: false,
videoViewUrl: this.videoService.getVideoViewUrl(this.video.uuid),
videoDuration: this.video.duration
},
hotkeys: {
enableVolumeScroll: false
}
}
}
this.videoPlayerLoaded = true
const self = this
this.zone.runOutsideAngular(() => {
videojs(this.playerElement, videojsOptions, function () {
self.player = this
this.on('customError', (event, data) => self.handleError(data.err))
})
})
} else {
const videoViewUrl = this.videoService.getVideoViewUrl(this.video.uuid)
this.player.peertube().setVideoFiles(this.video.files, videoViewUrl, this.video.duration)
}
this.setVideoDescriptionHTML()
this.setVideoLikesBarTooltipText()
this.setOpenGraphTags()
this.checkUserRating()
}
private setRating (nextRating) {
let method
switch (nextRating) {
case 'like':
method = this.videoService.setVideoLike
break
case 'dislike':
method = this.videoService.setVideoDislike
break
case 'none':
method = this.videoService.unsetVideoLike
break
}
method.call(this.videoService, this.video.id)
.subscribe(
() => {
// Update the video like attribute
this.updateVideoRating(this.userRating, nextRating)
this.userRating = nextRating
},
err => this.notificationsService.error('Error', err.message)
)
}
private updateVideoRating (oldRating: UserVideoRateType, newRating: VideoRateType) {
let likesToIncrement = 0
let dislikesToIncrement = 0
if (oldRating) {
if (oldRating === 'like') likesToIncrement--
if (oldRating === 'dislike') dislikesToIncrement--
}
if (newRating === 'like') likesToIncrement++
if (newRating === 'dislike') dislikesToIncrement++
this.video.likes += likesToIncrement
this.video.dislikes += dislikesToIncrement
this.video.buildLikeAndDislikePercents()
this.setVideoLikesBarTooltipText()
}
private updateOtherVideosDisplayed () {
if (this.video && this.otherVideos && this.otherVideos.length > 0) {
this.otherVideosDisplayed = this.otherVideos.filter(v => v.uuid !== this.video.uuid)
}
}
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)
}
private isAutoplay () {
// True by default
if (!this.user) return true
// Be sure the autoPlay is set to false
return this.user.autoPlayVideo !== false
}
private hasAlreadyAcceptedPrivacyConcern () {
return localStorage.getItem(VideoWatchComponent.LOCAL_STORAGE_PRIVACY_CONCERN_KEY) === 'true'
}
private acceptedPrivacyConcern () {
localStorage.setItem(VideoWatchComponent.LOCAL_STORAGE_PRIVACY_CONCERN_KEY, 'true')
}
}