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202e7223 C |
1 | import './embed.scss' |
2 | ||
d1bd87e0 C |
3 | import 'core-js/es6/symbol' |
4 | import 'core-js/es6/object' | |
5 | import 'core-js/es6/function' | |
6 | import 'core-js/es6/parse-int' | |
7 | import 'core-js/es6/parse-float' | |
8 | import 'core-js/es6/number' | |
9 | import 'core-js/es6/math' | |
10 | import 'core-js/es6/string' | |
11 | import 'core-js/es6/date' | |
12 | import 'core-js/es6/array' | |
13 | import 'core-js/es6/regexp' | |
14 | import 'core-js/es6/map' | |
15 | import 'core-js/es6/weak-map' | |
16 | import 'core-js/es6/set' | |
cd4d7a2c C |
17 | // For google bot that uses Chrome 41 and does not understand fetch |
18 | import 'whatwg-fetch' | |
19 | ||
c199c427 C |
20 | // FIXME: something weird with our path definition in tsconfig and typings |
21 | // @ts-ignore | |
22 | import vjs from 'video.js' | |
23 | ||
99941732 | 24 | import * as Channel from 'jschannel' |
c6352f2c | 25 | |
3dfa8494 C |
26 | import { peertubeTranslate, ResultList, VideoDetails } from '../../../../shared' |
27 | import { addContextMenu, getServerTranslations, getVideojsOptions, loadLocaleInVideoJS } from '../../assets/player/peertube-player' | |
902aa3a0 | 28 | import { PeerTubeResolution } from '../player/definitions' |
16f7022b | 29 | import { VideoJSCaption } from '../../assets/player/peertube-videojs-typings' |
59c76ffa | 30 | import { VideoCaption } from '../../../../shared/models/videos/caption/video-caption.model' |
202e7223 | 31 | |
99941732 | 32 | /** |
902aa3a0 | 33 | * Embed API exposes control of the embed player to the outside world via |
99941732 WL |
34 | * JSChannels and window.postMessage |
35 | */ | |
36 | class PeerTubeEmbedApi { | |
902aa3a0 | 37 | private channel: Channel.MessagingChannel |
99941732 | 38 | private isReady = false |
902aa3a0 C |
39 | private resolutions: PeerTubeResolution[] = null |
40 | ||
41 | constructor (private embed: PeerTubeEmbed) { | |
42 | } | |
d4f3fea6 | 43 | |
902aa3a0 | 44 | initialize () { |
99941732 WL |
45 | this.constructChannel() |
46 | this.setupStateTracking() | |
d4f3fea6 | 47 | |
99941732 | 48 | // We're ready! |
d4f3fea6 | 49 | |
99941732 WL |
50 | this.notifyReady() |
51 | } | |
902aa3a0 C |
52 | |
53 | private get element () { | |
99941732 WL |
54 | return this.embed.videoElement |
55 | } | |
d4f3fea6 | 56 | |
902aa3a0 | 57 | private constructChannel () { |
99941732 | 58 | let channel = Channel.build({ window: window.parent, origin: '*', scope: this.embed.scope }) |
902aa3a0 | 59 | |
99941732 WL |
60 | channel.bind('play', (txn, params) => this.embed.player.play()) |
61 | channel.bind('pause', (txn, params) => this.embed.player.pause()) | |
62 | channel.bind('seek', (txn, time) => this.embed.player.currentTime(time)) | |
63 | channel.bind('setVolume', (txn, value) => this.embed.player.volume(value)) | |
64 | channel.bind('getVolume', (txn, value) => this.embed.player.volume()) | |
65 | channel.bind('isReady', (txn, params) => this.isReady) | |
66 | channel.bind('setResolution', (txn, resolutionId) => this.setResolution(resolutionId)) | |
67 | channel.bind('getResolutions', (txn, params) => this.resolutions) | |
68 | channel.bind('setPlaybackRate', (txn, playbackRate) => this.embed.player.playbackRate(playbackRate)) | |
69 | channel.bind('getPlaybackRate', (txn, params) => this.embed.player.playbackRate()) | |
70 | channel.bind('getPlaybackRates', (txn, params) => this.embed.playerOptions.playbackRates) | |
d4f3fea6 | 71 | |
99941732 WL |
72 | this.channel = channel |
73 | } | |
d4f3fea6 | 74 | |
902aa3a0 C |
75 | private setResolution (resolutionId: number) { |
76 | if (resolutionId === -1 && this.embed.player.peertube().isAutoResolutionForbidden()) return | |
99941732 WL |
77 | |
78 | // Auto resolution | |
79 | if (resolutionId === -1) { | |
80 | this.embed.player.peertube().enableAutoResolution() | |
81 | return | |
82 | } | |
83 | ||
84 | this.embed.player.peertube().disableAutoResolution() | |
85 | this.embed.player.peertube().updateResolution(resolutionId) | |
86 | } | |
87 | ||
88 | /** | |
89 | * Let the host know that we're ready to go! | |
90 | */ | |
902aa3a0 | 91 | private notifyReady () { |
99941732 WL |
92 | this.isReady = true |
93 | this.channel.notify({ method: 'ready', params: true }) | |
94 | } | |
95 | ||
902aa3a0 C |
96 | private setupStateTracking () { |
97 | let currentState: 'playing' | 'paused' | 'unstarted' = 'unstarted' | |
99941732 WL |
98 | |
99 | setInterval(() => { | |
100 | let position = this.element.currentTime | |
101 | let volume = this.element.volume | |
102 | ||
103 | this.channel.notify({ | |
104 | method: 'playbackStatusUpdate', | |
105 | params: { | |
106 | position, | |
107 | volume, | |
902aa3a0 | 108 | playbackState: currentState |
99941732 WL |
109 | } |
110 | }) | |
111 | }, 500) | |
112 | ||
113 | this.element.addEventListener('play', ev => { | |
114 | currentState = 'playing' | |
115 | this.channel.notify({ method: 'playbackStatusChange', params: 'playing' }) | |
116 | }) | |
117 | ||
118 | this.element.addEventListener('pause', ev => { | |
119 | currentState = 'paused' | |
120 | this.channel.notify({ method: 'playbackStatusChange', params: 'paused' }) | |
121 | }) | |
122 | ||
123 | // PeerTube specific capabilities | |
124 | ||
125 | this.embed.player.peertube().on('autoResolutionUpdate', () => this.loadResolutions()) | |
126 | this.embed.player.peertube().on('videoFileUpdate', () => this.loadResolutions()) | |
127 | } | |
128 | ||
902aa3a0 | 129 | private loadResolutions () { |
99941732 WL |
130 | let resolutions = [] |
131 | let currentResolutionId = this.embed.player.peertube().getCurrentResolutionId() | |
132 | ||
133 | for (const videoFile of this.embed.player.peertube().videoFiles) { | |
134 | let label = videoFile.resolution.label | |
135 | if (videoFile.fps && videoFile.fps >= 50) { | |
136 | label += videoFile.fps | |
137 | } | |
d4f3fea6 | 138 | |
99941732 WL |
139 | resolutions.push({ |
140 | id: videoFile.resolution.id, | |
141 | label, | |
142 | src: videoFile.magnetUri, | |
143 | active: videoFile.resolution.id === currentResolutionId | |
144 | }) | |
145 | } | |
146 | ||
147 | this.resolutions = resolutions | |
148 | this.channel.notify({ | |
149 | method: 'resolutionUpdate', | |
150 | params: this.resolutions | |
151 | }) | |
152 | } | |
202e7223 C |
153 | } |
154 | ||
99941732 | 155 | class PeerTubeEmbed { |
902aa3a0 C |
156 | videoElement: HTMLVideoElement |
157 | player: any | |
158 | playerOptions: any | |
159 | api: PeerTubeEmbedApi = null | |
160 | autoplay = false | |
161 | controls = true | |
162 | muted = false | |
163 | loop = false | |
164 | enableApi = false | |
1f6824c9 | 165 | startTime: number | string = 0 |
902aa3a0 C |
166 | scope = 'peertube' |
167 | ||
168 | static async main () { | |
c6352f2c | 169 | const videoContainerId = 'video-container' |
99941732 WL |
170 | const embed = new PeerTubeEmbed(videoContainerId) |
171 | await embed.init() | |
172 | } | |
902aa3a0 C |
173 | |
174 | constructor (private videoContainerId: string) { | |
175 | this.videoElement = document.getElementById(videoContainerId) as HTMLVideoElement | |
176 | } | |
177 | ||
99941732 WL |
178 | getVideoUrl (id: string) { |
179 | return window.location.origin + '/api/v1/videos/' + id | |
180 | } | |
d4f3fea6 | 181 | |
99941732 WL |
182 | loadVideoInfo (videoId: string): Promise<Response> { |
183 | return fetch(this.getVideoUrl(videoId)) | |
184 | } | |
d4f3fea6 | 185 | |
16f7022b C |
186 | loadVideoCaptions (videoId: string): Promise<Response> { |
187 | return fetch(this.getVideoUrl(videoId) + '/captions') | |
188 | } | |
189 | ||
99941732 WL |
190 | removeElement (element: HTMLElement) { |
191 | element.parentElement.removeChild(element) | |
192 | } | |
d4f3fea6 | 193 | |
6d88de72 | 194 | displayError (text: string) { |
99941732 | 195 | // Remove video element |
6d88de72 | 196 | if (this.videoElement) this.removeElement(this.videoElement) |
99941732 WL |
197 | |
198 | document.title = 'Sorry - ' + text | |
199 | ||
200 | const errorBlock = document.getElementById('error-block') | |
201 | errorBlock.style.display = 'flex' | |
202 | ||
203 | const errorText = document.getElementById('error-content') | |
204 | errorText.innerHTML = text | |
205 | } | |
206 | ||
6d88de72 | 207 | videoNotFound () { |
99941732 | 208 | const text = 'This video does not exist.' |
6d88de72 | 209 | this.displayError(text) |
99941732 WL |
210 | } |
211 | ||
6d88de72 | 212 | videoFetchError () { |
99941732 | 213 | const text = 'We cannot fetch the video. Please try again later.' |
6d88de72 | 214 | this.displayError(text) |
99941732 WL |
215 | } |
216 | ||
217 | getParamToggle (params: URLSearchParams, name: string, defaultValue: boolean) { | |
218 | return params.has(name) ? (params.get(name) === '1' || params.get(name) === 'true') : defaultValue | |
219 | } | |
d4f3fea6 | 220 | |
99941732 WL |
221 | getParamString (params: URLSearchParams, name: string, defaultValue: string) { |
222 | return params.has(name) ? params.get(name) : defaultValue | |
223 | } | |
da99ccf2 | 224 | |
902aa3a0 | 225 | async init () { |
99941732 WL |
226 | try { |
227 | await this.initCore() | |
228 | } catch (e) { | |
229 | console.error(e) | |
230 | } | |
231 | } | |
232 | ||
902aa3a0 C |
233 | private initializeApi () { |
234 | if (!this.enableApi) return | |
235 | ||
236 | this.api = new PeerTubeEmbedApi(this) | |
237 | this.api.initialize() | |
238 | } | |
239 | ||
240 | private loadParams () { | |
da99ccf2 C |
241 | try { |
242 | let params = new URL(window.location.toString()).searchParams | |
99941732 WL |
243 | |
244 | this.autoplay = this.getParamToggle(params, 'autoplay', this.autoplay) | |
245 | this.controls = this.getParamToggle(params, 'controls', this.controls) | |
246 | this.muted = this.getParamToggle(params, 'muted', this.muted) | |
247 | this.loop = this.getParamToggle(params, 'loop', this.loop) | |
248 | this.enableApi = this.getParamToggle(params, 'api', this.enableApi) | |
249 | this.scope = this.getParamString(params, 'scope', this.scope) | |
f37bad63 C |
250 | |
251 | const startTimeParamString = params.get('start') | |
1f6824c9 | 252 | if (startTimeParamString) this.startTime = startTimeParamString |
da99ccf2 C |
253 | } catch (err) { |
254 | console.error('Cannot get params from URL.', err) | |
255 | } | |
99941732 WL |
256 | } |
257 | ||
902aa3a0 | 258 | private async initCore () { |
99941732 | 259 | const urlParts = window.location.href.split('/') |
902aa3a0 C |
260 | const lastPart = urlParts[ urlParts.length - 1 ] |
261 | const videoId = lastPart.indexOf('?') === -1 ? lastPart : lastPart.split('?')[ 0 ] | |
99941732 | 262 | |
3dfa8494 C |
263 | const [ , serverTranslations, videoResponse, captionsResponse ] = await Promise.all([ |
264 | loadLocaleInVideoJS(window.location.origin, vjs, navigator.language), | |
265 | getServerTranslations(window.location.origin, navigator.language), | |
16f7022b C |
266 | this.loadVideoInfo(videoId), |
267 | this.loadVideoCaptions(videoId) | |
268 | ]) | |
99941732 | 269 | |
16f7022b | 270 | if (!videoResponse.ok) { |
6d88de72 | 271 | if (videoResponse.status === 404) return this.videoNotFound() |
99941732 | 272 | |
6d88de72 | 273 | return this.videoFetchError() |
99941732 WL |
274 | } |
275 | ||
16f7022b C |
276 | const videoInfo: VideoDetails = await videoResponse.json() |
277 | let videoCaptions: VideoJSCaption[] = [] | |
278 | if (captionsResponse.ok) { | |
279 | const { data } = (await captionsResponse.json()) as ResultList<VideoCaption> | |
280 | videoCaptions = data.map(c => ({ | |
3dfa8494 | 281 | label: peertubeTranslate(c.language.label, serverTranslations), |
16f7022b C |
282 | language: c.language.id, |
283 | src: window.location.origin + c.captionPath | |
284 | })) | |
285 | } | |
99941732 WL |
286 | |
287 | this.loadParams() | |
da99ccf2 | 288 | |
c6352f2c | 289 | const videojsOptions = getVideojsOptions({ |
99941732 WL |
290 | autoplay: this.autoplay, |
291 | controls: this.controls, | |
292 | muted: this.muted, | |
293 | loop: this.loop, | |
902aa3a0 | 294 | startTime: this.startTime, |
99941732 | 295 | |
16f7022b | 296 | videoCaptions, |
c6352f2c | 297 | inactivityTimeout: 1500, |
99941732 WL |
298 | videoViewUrl: this.getVideoUrl(videoId) + '/views', |
299 | playerElement: this.videoElement, | |
c6352f2c C |
300 | videoFiles: videoInfo.files, |
301 | videoDuration: videoInfo.duration, | |
302 | enableHotkeys: true, | |
33d78552 | 303 | peertubeLink: true, |
f37bad63 | 304 | poster: window.location.origin + videoInfo.previewPath, |
054a103b | 305 | theaterMode: false |
c6352f2c | 306 | }) |
202e7223 | 307 | |
99941732 WL |
308 | this.playerOptions = videojsOptions |
309 | this.player = vjs(this.videoContainerId, videojsOptions, () => { | |
c199c427 | 310 | this.player.on('customError', (event: any, data: any) => this.handleError(data.err)) |
e945b184 | 311 | |
902aa3a0 | 312 | window[ 'videojsPlayer' ] = this.player |
99941732 WL |
313 | |
314 | if (this.controls) { | |
902aa3a0 | 315 | this.player.dock({ |
99941732 WL |
316 | title: videoInfo.name, |
317 | description: this.player.localize('Uses P2P, others may know your IP is downloading this video.') | |
318 | }) | |
319 | } | |
902aa3a0 | 320 | |
99941732 | 321 | addContextMenu(this.player, window.location.origin + videoInfo.embedPath) |
16f7022b | 322 | |
99941732 | 323 | this.initializeApi() |
202e7223 | 324 | }) |
99941732 | 325 | } |
6d88de72 C |
326 | |
327 | private handleError (err: Error) { | |
0f7fedc3 | 328 | if (err.message.indexOf('from xs param') !== -1) { |
6d88de72 C |
329 | this.player.dispose() |
330 | this.videoElement = null | |
331 | this.displayError('This video is not available because the remote instance is not responding.') | |
332 | return | |
333 | } | |
334 | } | |
99941732 WL |
335 | } |
336 | ||
337 | PeerTubeEmbed.main() | |
902aa3a0 | 338 | .catch(err => console.error('Cannot init embed.', err)) |