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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 | |
e0628695 | 22 | import * as vjs from 'video.js' |
c199c427 | 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 | |
3b019808 C |
160 | autoplay: boolean |
161 | controls: boolean | |
162 | muted: boolean | |
163 | loop: boolean | |
164 | subtitle: string | |
902aa3a0 | 165 | enableApi = false |
1f6824c9 | 166 | startTime: number | string = 0 |
902aa3a0 C |
167 | scope = 'peertube' |
168 | ||
169 | static async main () { | |
c6352f2c | 170 | const videoContainerId = 'video-container' |
99941732 WL |
171 | const embed = new PeerTubeEmbed(videoContainerId) |
172 | await embed.init() | |
173 | } | |
902aa3a0 C |
174 | |
175 | constructor (private videoContainerId: string) { | |
176 | this.videoElement = document.getElementById(videoContainerId) as HTMLVideoElement | |
177 | } | |
178 | ||
99941732 WL |
179 | getVideoUrl (id: string) { |
180 | return window.location.origin + '/api/v1/videos/' + id | |
181 | } | |
d4f3fea6 | 182 | |
99941732 WL |
183 | loadVideoInfo (videoId: string): Promise<Response> { |
184 | return fetch(this.getVideoUrl(videoId)) | |
185 | } | |
d4f3fea6 | 186 | |
16f7022b C |
187 | loadVideoCaptions (videoId: string): Promise<Response> { |
188 | return fetch(this.getVideoUrl(videoId) + '/captions') | |
189 | } | |
190 | ||
99941732 WL |
191 | removeElement (element: HTMLElement) { |
192 | element.parentElement.removeChild(element) | |
193 | } | |
d4f3fea6 | 194 | |
ad3fa0c5 | 195 | displayError (text: string, translations?: { [ id: string ]: string }) { |
99941732 | 196 | // Remove video element |
6d88de72 | 197 | if (this.videoElement) this.removeElement(this.videoElement) |
99941732 | 198 | |
ad3fa0c5 C |
199 | const translatedText = peertubeTranslate(text, translations) |
200 | const translatedSorry = peertubeTranslate('Sorry', translations) | |
201 | ||
202 | document.title = translatedSorry + ' - ' + translatedText | |
99941732 WL |
203 | |
204 | const errorBlock = document.getElementById('error-block') | |
205 | errorBlock.style.display = 'flex' | |
206 | ||
ad3fa0c5 C |
207 | const errorTitle = document.getElementById('error-title') |
208 | errorTitle.innerHTML = peertubeTranslate('Sorry', translations) | |
209 | ||
99941732 | 210 | const errorText = document.getElementById('error-content') |
ad3fa0c5 | 211 | errorText.innerHTML = translatedText |
99941732 WL |
212 | } |
213 | ||
ad3fa0c5 | 214 | videoNotFound (translations?: { [ id: string ]: string }) { |
99941732 | 215 | const text = 'This video does not exist.' |
ad3fa0c5 | 216 | this.displayError(text, translations) |
99941732 WL |
217 | } |
218 | ||
ad3fa0c5 | 219 | videoFetchError (translations?: { [ id: string ]: string }) { |
99941732 | 220 | const text = 'We cannot fetch the video. Please try again later.' |
ad3fa0c5 | 221 | this.displayError(text, translations) |
99941732 WL |
222 | } |
223 | ||
3b019808 | 224 | getParamToggle (params: URLSearchParams, name: string, defaultValue?: boolean) { |
99941732 WL |
225 | return params.has(name) ? (params.get(name) === '1' || params.get(name) === 'true') : defaultValue |
226 | } | |
d4f3fea6 | 227 | |
3b019808 | 228 | getParamString (params: URLSearchParams, name: string, defaultValue?: string) { |
99941732 WL |
229 | return params.has(name) ? params.get(name) : defaultValue |
230 | } | |
da99ccf2 | 231 | |
902aa3a0 | 232 | async init () { |
99941732 WL |
233 | try { |
234 | await this.initCore() | |
235 | } catch (e) { | |
236 | console.error(e) | |
237 | } | |
238 | } | |
239 | ||
902aa3a0 C |
240 | private initializeApi () { |
241 | if (!this.enableApi) return | |
242 | ||
243 | this.api = new PeerTubeEmbedApi(this) | |
244 | this.api.initialize() | |
245 | } | |
246 | ||
247 | private loadParams () { | |
da99ccf2 C |
248 | try { |
249 | let params = new URL(window.location.toString()).searchParams | |
99941732 | 250 | |
3b019808 C |
251 | this.autoplay = this.getParamToggle(params, 'autoplay') |
252 | this.controls = this.getParamToggle(params, 'controls') | |
253 | this.muted = this.getParamToggle(params, 'muted') | |
254 | this.loop = this.getParamToggle(params, 'loop') | |
99941732 | 255 | this.enableApi = this.getParamToggle(params, 'api', this.enableApi) |
f37bad63 | 256 | |
3b019808 C |
257 | this.scope = this.getParamString(params, 'scope', this.scope) |
258 | this.subtitle = this.getParamString(params, 'subtitle') | |
259 | this.startTime = this.getParamString(params, 'start') | |
da99ccf2 C |
260 | } catch (err) { |
261 | console.error('Cannot get params from URL.', err) | |
262 | } | |
99941732 WL |
263 | } |
264 | ||
902aa3a0 | 265 | private async initCore () { |
6385c0cb C |
266 | const urlParts = window.location.pathname.split('/') |
267 | const videoId = urlParts[ urlParts.length - 1 ] | |
99941732 | 268 | |
3dfa8494 C |
269 | const [ , serverTranslations, videoResponse, captionsResponse ] = await Promise.all([ |
270 | loadLocaleInVideoJS(window.location.origin, vjs, navigator.language), | |
271 | getServerTranslations(window.location.origin, navigator.language), | |
16f7022b C |
272 | this.loadVideoInfo(videoId), |
273 | this.loadVideoCaptions(videoId) | |
274 | ]) | |
99941732 | 275 | |
16f7022b | 276 | if (!videoResponse.ok) { |
ad3fa0c5 | 277 | if (videoResponse.status === 404) return this.videoNotFound(serverTranslations) |
99941732 | 278 | |
ad3fa0c5 | 279 | return this.videoFetchError(serverTranslations) |
99941732 WL |
280 | } |
281 | ||
16f7022b C |
282 | const videoInfo: VideoDetails = await videoResponse.json() |
283 | let videoCaptions: VideoJSCaption[] = [] | |
284 | if (captionsResponse.ok) { | |
285 | const { data } = (await captionsResponse.json()) as ResultList<VideoCaption> | |
286 | videoCaptions = data.map(c => ({ | |
3dfa8494 | 287 | label: peertubeTranslate(c.language.label, serverTranslations), |
16f7022b C |
288 | language: c.language.id, |
289 | src: window.location.origin + c.captionPath | |
290 | })) | |
291 | } | |
99941732 WL |
292 | |
293 | this.loadParams() | |
da99ccf2 | 294 | |
c6352f2c | 295 | const videojsOptions = getVideojsOptions({ |
99941732 WL |
296 | autoplay: this.autoplay, |
297 | controls: this.controls, | |
298 | muted: this.muted, | |
299 | loop: this.loop, | |
902aa3a0 | 300 | startTime: this.startTime, |
3b019808 | 301 | subtitle: this.subtitle, |
99941732 | 302 | |
16f7022b | 303 | videoCaptions, |
c6352f2c | 304 | inactivityTimeout: 1500, |
99941732 WL |
305 | videoViewUrl: this.getVideoUrl(videoId) + '/views', |
306 | playerElement: this.videoElement, | |
c6352f2c C |
307 | videoFiles: videoInfo.files, |
308 | videoDuration: videoInfo.duration, | |
309 | enableHotkeys: true, | |
33d78552 | 310 | peertubeLink: true, |
f37bad63 | 311 | poster: window.location.origin + videoInfo.previewPath, |
054a103b | 312 | theaterMode: false |
c6352f2c | 313 | }) |
202e7223 | 314 | |
99941732 WL |
315 | this.playerOptions = videojsOptions |
316 | this.player = vjs(this.videoContainerId, videojsOptions, () => { | |
ad3fa0c5 | 317 | this.player.on('customError', (event: any, data: any) => this.handleError(data.err, serverTranslations)) |
e945b184 | 318 | |
902aa3a0 | 319 | window[ 'videojsPlayer' ] = this.player |
99941732 WL |
320 | |
321 | if (this.controls) { | |
902aa3a0 | 322 | this.player.dock({ |
99941732 WL |
323 | title: videoInfo.name, |
324 | description: this.player.localize('Uses P2P, others may know your IP is downloading this video.') | |
325 | }) | |
326 | } | |
902aa3a0 | 327 | |
99941732 | 328 | addContextMenu(this.player, window.location.origin + videoInfo.embedPath) |
16f7022b | 329 | |
99941732 | 330 | this.initializeApi() |
202e7223 | 331 | }) |
99941732 | 332 | } |
6d88de72 | 333 | |
ad3fa0c5 | 334 | private handleError (err: Error, translations?: { [ id: string ]: string }) { |
0f7fedc3 | 335 | if (err.message.indexOf('from xs param') !== -1) { |
6d88de72 C |
336 | this.player.dispose() |
337 | this.videoElement = null | |
ad3fa0c5 | 338 | this.displayError('This video is not available because the remote instance is not responding.', translations) |
6d88de72 C |
339 | return |
340 | } | |
341 | } | |
99941732 WL |
342 | } |
343 | ||
344 | PeerTubeEmbed.main() | |
902aa3a0 | 345 | .catch(err => console.error('Cannot init embed.', err)) |