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