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1 | import './embed.scss' | |
2 | import videojs from 'video.js' | |
3 | import { objectToUrlEncoded, peertubeLocalStorage, PureAuthUser } from '@root-helpers/index' | |
4 | import { | |
5 | peertubeTranslate, | |
6 | ResultList, | |
7 | ServerConfig, | |
8 | UserRefreshToken, | |
9 | VideoCaption, | |
10 | VideoDetails, | |
11 | VideoStreamingPlaylistType | |
12 | } from '../../../../shared/models' | |
13 | import { P2PMediaLoaderOptions, PeertubePlayerManagerOptions, PlayerMode } from '../../assets/player/peertube-player-manager' | |
14 | import { VideoJSCaption } from '../../assets/player/peertube-videojs-typings' | |
15 | import { TranslationsManager } from '../../assets/player/translations-manager' | |
16 | import { PeerTubeEmbedApi } from './embed-api' | |
17 | ||
18 | type Translations = { [ id: string ]: string } | |
19 | ||
20 | export class PeerTubeEmbed { | |
21 | videoElement: HTMLVideoElement | |
22 | player: videojs.Player | |
23 | api: PeerTubeEmbedApi = null | |
24 | autoplay: boolean | |
25 | controls: boolean | |
26 | muted: boolean | |
27 | loop: boolean | |
28 | subtitle: string | |
29 | enableApi = false | |
30 | startTime: number | string = 0 | |
31 | stopTime: number | string | |
32 | ||
33 | title: boolean | |
34 | warningTitle: boolean | |
35 | peertubeLink: boolean | |
36 | bigPlayBackgroundColor: string | |
37 | foregroundColor: string | |
38 | ||
39 | mode: PlayerMode | |
40 | scope = 'peertube' | |
41 | ||
42 | user: PureAuthUser | |
43 | headers = new Headers() | |
44 | LOCAL_STORAGE_OAUTH_CLIENT_KEYS = { | |
45 | CLIENT_ID: 'client_id', | |
46 | CLIENT_SECRET: 'client_secret' | |
47 | } | |
48 | ||
49 | static async main () { | |
50 | const videoContainerId = 'video-container' | |
51 | const embed = new PeerTubeEmbed(videoContainerId) | |
52 | await embed.init() | |
53 | } | |
54 | ||
55 | constructor (private videoContainerId: string) { | |
56 | this.videoElement = document.getElementById(videoContainerId) as HTMLVideoElement | |
57 | } | |
58 | ||
59 | getVideoUrl (id: string) { | |
60 | return window.location.origin + '/api/v1/videos/' + id | |
61 | } | |
62 | ||
63 | refreshFetch (url: string, options?: Object) { | |
64 | return fetch(url, options) | |
65 | .then((res: Response) => { | |
66 | if (res.status !== 401) return res | |
67 | ||
68 | // 401 unauthorized is not catch-ed, but then-ed | |
69 | const error = res | |
70 | ||
71 | const refreshingTokenPromise = new Promise((resolve, reject) => { | |
72 | const clientId: string = peertubeLocalStorage.getItem(this.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_ID) | |
73 | const clientSecret: string = peertubeLocalStorage.getItem(this.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_SECRET) | |
74 | const headers = new Headers() | |
75 | headers.set('Content-Type', 'application/x-www-form-urlencoded') | |
76 | const data = { | |
77 | refresh_token: this.user.getRefreshToken(), | |
78 | client_id: clientId, | |
79 | client_secret: clientSecret, | |
80 | response_type: 'code', | |
81 | grant_type: 'refresh_token' | |
82 | } | |
83 | ||
84 | fetch('/api/v1/users/token', { | |
85 | headers, | |
86 | method: 'POST', | |
87 | body: objectToUrlEncoded(data) | |
88 | }) | |
89 | .then(res => res.json()) | |
90 | .then((obj: UserRefreshToken) => { | |
91 | this.user.refreshTokens(obj.access_token, obj.refresh_token) | |
92 | this.user.save() | |
93 | this.headers.set('Authorization', `${this.user.getTokenType()} ${this.user.getAccessToken()}`) | |
94 | resolve() | |
95 | }) | |
96 | .catch((refreshTokenError: any) => { | |
97 | reject(refreshTokenError) | |
98 | }) | |
99 | }) | |
100 | ||
101 | return refreshingTokenPromise | |
102 | .catch(() => { | |
103 | // If refreshing fails, continue with original error | |
104 | throw error | |
105 | }) | |
106 | .then(() => fetch(url, { | |
107 | ...options, | |
108 | headers: this.headers | |
109 | })) | |
110 | }) | |
111 | } | |
112 | ||
113 | loadVideoInfo (videoId: string): Promise<Response> { | |
114 | return this.refreshFetch(this.getVideoUrl(videoId), { headers: this.headers }) | |
115 | } | |
116 | ||
117 | loadVideoCaptions (videoId: string): Promise<Response> { | |
118 | return fetch(this.getVideoUrl(videoId) + '/captions') | |
119 | } | |
120 | ||
121 | loadConfig (): Promise<Response> { | |
122 | return fetch('/api/v1/config') | |
123 | } | |
124 | ||
125 | removeElement (element: HTMLElement) { | |
126 | element.parentElement.removeChild(element) | |
127 | } | |
128 | ||
129 | displayError (text: string, translations?: Translations) { | |
130 | // Remove video element | |
131 | if (this.videoElement) this.removeElement(this.videoElement) | |
132 | ||
133 | const translatedText = peertubeTranslate(text, translations) | |
134 | const translatedSorry = peertubeTranslate('Sorry', translations) | |
135 | ||
136 | document.title = translatedSorry + ' - ' + translatedText | |
137 | ||
138 | const errorBlock = document.getElementById('error-block') | |
139 | errorBlock.style.display = 'flex' | |
140 | ||
141 | const errorTitle = document.getElementById('error-title') | |
142 | errorTitle.innerHTML = peertubeTranslate('Sorry', translations) | |
143 | ||
144 | const errorText = document.getElementById('error-content') | |
145 | errorText.innerHTML = translatedText | |
146 | } | |
147 | ||
148 | videoNotFound (translations?: Translations) { | |
149 | const text = 'This video does not exist.' | |
150 | this.displayError(text, translations) | |
151 | } | |
152 | ||
153 | videoFetchError (translations?: Translations) { | |
154 | const text = 'We cannot fetch the video. Please try again later.' | |
155 | this.displayError(text, translations) | |
156 | } | |
157 | ||
158 | getParamToggle (params: URLSearchParams, name: string, defaultValue?: boolean) { | |
159 | return params.has(name) ? (params.get(name) === '1' || params.get(name) === 'true') : defaultValue | |
160 | } | |
161 | ||
162 | getParamString (params: URLSearchParams, name: string, defaultValue?: string) { | |
163 | return params.has(name) ? params.get(name) : defaultValue | |
164 | } | |
165 | ||
166 | async init () { | |
167 | try { | |
168 | this.user = PureAuthUser.load() | |
169 | await this.initCore() | |
170 | } catch (e) { | |
171 | console.error(e) | |
172 | } | |
173 | } | |
174 | ||
175 | private initializeApi () { | |
176 | if (!this.enableApi) return | |
177 | ||
178 | this.api = new PeerTubeEmbedApi(this) | |
179 | this.api.initialize() | |
180 | } | |
181 | ||
182 | private loadParams (video: VideoDetails) { | |
183 | try { | |
184 | const params = new URL(window.location.toString()).searchParams | |
185 | ||
186 | this.autoplay = this.getParamToggle(params, 'autoplay', false) | |
187 | this.controls = this.getParamToggle(params, 'controls', true) | |
188 | this.muted = this.getParamToggle(params, 'muted', undefined) | |
189 | this.loop = this.getParamToggle(params, 'loop', false) | |
190 | this.title = this.getParamToggle(params, 'title', true) | |
191 | this.enableApi = this.getParamToggle(params, 'api', this.enableApi) | |
192 | this.warningTitle = this.getParamToggle(params, 'warningTitle', true) | |
193 | this.peertubeLink = this.getParamToggle(params, 'peertubeLink', true) | |
194 | ||
195 | this.scope = this.getParamString(params, 'scope', this.scope) | |
196 | this.subtitle = this.getParamString(params, 'subtitle') | |
197 | this.startTime = this.getParamString(params, 'start') | |
198 | this.stopTime = this.getParamString(params, 'stop') | |
199 | ||
200 | this.bigPlayBackgroundColor = this.getParamString(params, 'bigPlayBackgroundColor') | |
201 | this.foregroundColor = this.getParamString(params, 'foregroundColor') | |
202 | ||
203 | const modeParam = this.getParamString(params, 'mode') | |
204 | ||
205 | if (modeParam) { | |
206 | if (modeParam === 'p2p-media-loader') this.mode = 'p2p-media-loader' | |
207 | else this.mode = 'webtorrent' | |
208 | } else { | |
209 | if (Array.isArray(video.streamingPlaylists) && video.streamingPlaylists.length !== 0) this.mode = 'p2p-media-loader' | |
210 | else this.mode = 'webtorrent' | |
211 | } | |
212 | } catch (err) { | |
213 | console.error('Cannot get params from URL.', err) | |
214 | } | |
215 | } | |
216 | ||
217 | private async initCore () { | |
218 | const urlParts = window.location.pathname.split('/') | |
219 | const videoId = urlParts[ urlParts.length - 1 ] | |
220 | ||
221 | if (this.user) { | |
222 | this.headers.set('Authorization', `${this.user.getTokenType()} ${this.user.getAccessToken()}`) | |
223 | } | |
224 | ||
225 | const videoPromise = this.loadVideoInfo(videoId) | |
226 | const captionsPromise = this.loadVideoCaptions(videoId) | |
227 | const configPromise = this.loadConfig() | |
228 | ||
229 | const translationsPromise = TranslationsManager.getServerTranslations(window.location.origin, navigator.language) | |
230 | const videoResponse = await videoPromise | |
231 | ||
232 | if (!videoResponse.ok) { | |
233 | const serverTranslations = await translationsPromise | |
234 | ||
235 | if (videoResponse.status === 404) return this.videoNotFound(serverTranslations) | |
236 | ||
237 | return this.videoFetchError(serverTranslations) | |
238 | } | |
239 | ||
240 | const videoInfo: VideoDetails = await videoResponse.json() | |
241 | this.loadPlaceholder(videoInfo) | |
242 | ||
243 | const PeertubePlayerManagerModulePromise = import('../../assets/player/peertube-player-manager') | |
244 | ||
245 | const promises = [ translationsPromise, captionsPromise, configPromise, PeertubePlayerManagerModulePromise ] | |
246 | const [ serverTranslations, captionsResponse, configResponse, PeertubePlayerManagerModule ] = await Promise.all(promises) | |
247 | ||
248 | const PeertubePlayerManager = PeertubePlayerManagerModule.PeertubePlayerManager | |
249 | const videoCaptions = await this.buildCaptions(serverTranslations, captionsResponse) | |
250 | ||
251 | this.loadParams(videoInfo) | |
252 | ||
253 | const options: PeertubePlayerManagerOptions = { | |
254 | common: { | |
255 | autoplay: this.autoplay, | |
256 | controls: this.controls, | |
257 | muted: this.muted, | |
258 | loop: this.loop, | |
259 | captions: videoCaptions.length !== 0, | |
260 | startTime: this.startTime, | |
261 | stopTime: this.stopTime, | |
262 | subtitle: this.subtitle, | |
263 | ||
264 | videoCaptions, | |
265 | inactivityTimeout: 2500, | |
266 | videoViewUrl: this.getVideoUrl(videoId) + '/views', | |
267 | ||
268 | playerElement: this.videoElement, | |
269 | onPlayerElementChange: (element: HTMLVideoElement) => this.videoElement = element, | |
270 | ||
271 | videoDuration: videoInfo.duration, | |
272 | enableHotkeys: true, | |
273 | peertubeLink: this.peertubeLink, | |
274 | poster: window.location.origin + videoInfo.previewPath, | |
275 | theaterButton: false, | |
276 | ||
277 | serverUrl: window.location.origin, | |
278 | language: navigator.language, | |
279 | embedUrl: window.location.origin + videoInfo.embedPath | |
280 | }, | |
281 | ||
282 | webtorrent: { | |
283 | videoFiles: videoInfo.files | |
284 | } | |
285 | } | |
286 | ||
287 | if (this.mode === 'p2p-media-loader') { | |
288 | const hlsPlaylist = videoInfo.streamingPlaylists.find(p => p.type === VideoStreamingPlaylistType.HLS) | |
289 | ||
290 | Object.assign(options, { | |
291 | p2pMediaLoader: { | |
292 | playlistUrl: hlsPlaylist.playlistUrl, | |
293 | segmentsSha256Url: hlsPlaylist.segmentsSha256Url, | |
294 | redundancyBaseUrls: hlsPlaylist.redundancies.map(r => r.baseUrl), | |
295 | trackerAnnounce: videoInfo.trackerUrls, | |
296 | videoFiles: hlsPlaylist.files | |
297 | } as P2PMediaLoaderOptions | |
298 | }) | |
299 | } | |
300 | ||
301 | this.player = await PeertubePlayerManager.initialize(this.mode, options, (player: videojs.Player) => this.player = player) | |
302 | this.player.on('customError', (event: any, data: any) => this.handleError(data.err, serverTranslations)) | |
303 | ||
304 | window[ 'videojsPlayer' ] = this.player | |
305 | ||
306 | this.buildCSS() | |
307 | ||
308 | await this.buildDock(videoInfo, configResponse) | |
309 | ||
310 | this.initializeApi() | |
311 | ||
312 | this.removePlaceholder() | |
313 | } | |
314 | ||
315 | private handleError (err: Error, translations?: { [ id: string ]: string }) { | |
316 | if (err.message.indexOf('from xs param') !== -1) { | |
317 | this.player.dispose() | |
318 | this.videoElement = null | |
319 | this.displayError('This video is not available because the remote instance is not responding.', translations) | |
320 | return | |
321 | } | |
322 | } | |
323 | ||
324 | private async buildDock (videoInfo: VideoDetails, configResponse: Response) { | |
325 | if (!this.controls) return | |
326 | ||
327 | // On webtorrent fallback, player may have been disposed | |
328 | if (!this.player.player_) return | |
329 | ||
330 | const title = this.title ? videoInfo.name : undefined | |
331 | ||
332 | const config: ServerConfig = await configResponse.json() | |
333 | const description = config.tracker.enabled && this.warningTitle | |
334 | ? '<span class="text">' + peertubeTranslate('Watching this video may reveal your IP address to others.') + '</span>' | |
335 | : undefined | |
336 | ||
337 | this.player.dock({ | |
338 | title, | |
339 | description | |
340 | }) | |
341 | } | |
342 | ||
343 | private buildCSS () { | |
344 | const body = document.getElementById('custom-css') | |
345 | ||
346 | if (this.bigPlayBackgroundColor) { | |
347 | body.style.setProperty('--embedBigPlayBackgroundColor', this.bigPlayBackgroundColor) | |
348 | } | |
349 | ||
350 | if (this.foregroundColor) { | |
351 | body.style.setProperty('--embedForegroundColor', this.foregroundColor) | |
352 | } | |
353 | } | |
354 | ||
355 | private async buildCaptions (serverTranslations: any, captionsResponse: Response): Promise<VideoJSCaption[]> { | |
356 | if (captionsResponse.ok) { | |
357 | const { data } = (await captionsResponse.json()) as ResultList<VideoCaption> | |
358 | ||
359 | return data.map(c => ({ | |
360 | label: peertubeTranslate(c.language.label, serverTranslations), | |
361 | language: c.language.id, | |
362 | src: window.location.origin + c.captionPath | |
363 | })) | |
364 | } | |
365 | ||
366 | return [] | |
367 | } | |
368 | ||
369 | private loadPlaceholder (video: VideoDetails) { | |
370 | const placeholder = this.getPlaceholderElement() | |
371 | ||
372 | const url = window.location.origin + video.previewPath | |
373 | placeholder.style.backgroundImage = `url("${url}")` | |
374 | } | |
375 | ||
376 | private removePlaceholder () { | |
377 | const placeholder = this.getPlaceholderElement() | |
378 | placeholder.parentElement.removeChild(placeholder) | |
379 | } | |
380 | ||
381 | private getPlaceholderElement () { | |
382 | return document.getElementById('placeholder-preview') | |
383 | } | |
384 | } | |
385 | ||
386 | PeerTubeEmbed.main() | |
387 | .catch(err => console.error('Cannot init embed.', err)) |