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aa8b6df4 C |
1 | // Big thanks to: https://github.com/kmoskwiak/videojs-resolution-switcher |
2 | ||
63c4db6d | 3 | import * as videojs from 'video.js' |
aa8b6df4 | 4 | import * as WebTorrent from 'webtorrent' |
b6827820 | 5 | import { VideoFile } from '../../../../shared/models/videos/video.model' |
aa8b6df4 | 6 | import { renderVideo } from './video-renderer' |
be6a4802 | 7 | |
339632b4 C |
8 | declare module 'video.js' { |
9 | interface Player { | |
10 | peertube (): PeerTubePlugin | |
11 | } | |
12 | } | |
13 | ||
a22bfc3e | 14 | interface VideoJSComponentInterface { |
339632b4 | 15 | _player: videojs.Player |
a22bfc3e | 16 | |
339632b4 | 17 | new (player: videojs.Player, options?: any) |
a22bfc3e C |
18 | |
19 | registerComponent (name: string, obj: any) | |
20 | } | |
21 | ||
a22bfc3e C |
22 | type PeertubePluginOptions = { |
23 | videoFiles: VideoFile[] | |
24 | playerElement: HTMLVideoElement | |
8cac1b64 | 25 | videoViewUrl: string |
3bcfff7f | 26 | videoDuration: number |
a22bfc3e C |
27 | } |
28 | ||
be6a4802 C |
29 | // https://github.com/danrevah/ngx-pipes/blob/master/src/pipes/math/bytes.ts |
30 | // Don't import all Angular stuff, just copy the code with shame | |
31 | const dictionaryBytes: Array<{max: number, type: string}> = [ | |
32 | { max: 1024, type: 'B' }, | |
33 | { max: 1048576, type: 'KB' }, | |
34 | { max: 1073741824, type: 'MB' }, | |
35 | { max: 1.0995116e12, type: 'GB' } | |
36 | ] | |
37 | function bytes (value) { | |
38 | const format = dictionaryBytes.find(d => value < d.max) || dictionaryBytes[dictionaryBytes.length - 1] | |
39 | const calc = Math.floor(value / (format.max / 1024)).toString() | |
40 | ||
41 | return [ calc, format.type ] | |
42 | } | |
aa8b6df4 C |
43 | |
44 | // videojs typings don't have some method we need | |
45 | const videojsUntyped = videojs as any | |
46 | const webtorrent = new WebTorrent({ dht: false }) | |
47 | ||
a22bfc3e C |
48 | const MenuItem: VideoJSComponentInterface = videojsUntyped.getComponent('MenuItem') |
49 | class ResolutionMenuItem extends MenuItem { | |
50 | ||
339632b4 | 51 | constructor (player: videojs.Player, options) { |
aa8b6df4 | 52 | options.selectable = true |
a22bfc3e | 53 | super(player, options) |
aa8b6df4 | 54 | |
a22bfc3e | 55 | const currentResolution = this.player_.peertube().getCurrentResolution() |
aa8b6df4 | 56 | this.selected(this.options_.id === currentResolution) |
a22bfc3e | 57 | } |
aa8b6df4 | 58 | |
a22bfc3e | 59 | handleClick (event) { |
531ab5b6 C |
60 | super.handleClick(event) |
61 | ||
a22bfc3e | 62 | this.player_.peertube().updateResolution(this.options_.id) |
aa8b6df4 | 63 | } |
a22bfc3e | 64 | } |
aa8b6df4 C |
65 | MenuItem.registerComponent('ResolutionMenuItem', ResolutionMenuItem) |
66 | ||
a22bfc3e C |
67 | const MenuButton: VideoJSComponentInterface = videojsUntyped.getComponent('MenuButton') |
68 | class ResolutionMenuButton extends MenuButton { | |
69 | label: HTMLElement | |
70 | ||
339632b4 | 71 | constructor (player: videojs.Player, options) { |
aa8b6df4 | 72 | options.label = 'Quality' |
a22bfc3e C |
73 | super(player, options) |
74 | ||
75 | this.label = document.createElement('span') | |
aa8b6df4 | 76 | |
aa8b6df4 C |
77 | this.el().setAttribute('aria-label', 'Quality') |
78 | this.controlText('Quality') | |
79 | ||
80 | videojsUntyped.dom.addClass(this.label, 'vjs-resolution-button-label') | |
81 | this.el().appendChild(this.label) | |
82 | ||
a22bfc3e C |
83 | player.peertube().on('videoFileUpdate', () => this.update()) |
84 | } | |
aa8b6df4 | 85 | |
a22bfc3e | 86 | createItems () { |
aa8b6df4 | 87 | const menuItems = [] |
a22bfc3e | 88 | for (const videoFile of this.player_.peertube().videoFiles) { |
aa8b6df4 C |
89 | menuItems.push(new ResolutionMenuItem( |
90 | this.player_, | |
91 | { | |
92 | id: videoFile.resolution, | |
93 | label: videoFile.resolutionLabel, | |
94 | src: videoFile.magnetUri, | |
95 | selected: videoFile.resolution === this.currentSelection | |
96 | }) | |
97 | ) | |
98 | } | |
99 | ||
100 | return menuItems | |
a22bfc3e C |
101 | } |
102 | ||
103 | update () { | |
104 | if (!this.label) return | |
aa8b6df4 | 105 | |
a22bfc3e | 106 | this.label.innerHTML = this.player_.peertube().getCurrentResolutionLabel() |
be6a4802 | 107 | this.hide() |
a22bfc3e C |
108 | return super.update() |
109 | } | |
110 | ||
111 | buildCSSClass () { | |
112 | return super.buildCSSClass() + ' vjs-resolution-button' | |
113 | } | |
aa8b6df4 | 114 | |
a22bfc3e C |
115 | dispose () { |
116 | this.parentNode.removeChild(this) | |
aa8b6df4 | 117 | } |
a22bfc3e | 118 | } |
aa8b6df4 C |
119 | MenuButton.registerComponent('ResolutionMenuButton', ResolutionMenuButton) |
120 | ||
a22bfc3e | 121 | const Button: VideoJSComponentInterface = videojsUntyped.getComponent('Button') |
3ec8dc09 | 122 | class PeerTubeLinkButton extends Button { |
aa8b6df4 | 123 | |
a22bfc3e | 124 | createEl () { |
aa8b6df4 C |
125 | const link = document.createElement('a') |
126 | link.href = window.location.href.replace('embed', 'watch') | |
127 | link.innerHTML = 'PeerTube' | |
128 | link.title = 'Go to the video page' | |
129 | link.className = 'vjs-peertube-link' | |
130 | link.target = '_blank' | |
131 | ||
132 | return link | |
a22bfc3e | 133 | } |
aa8b6df4 | 134 | |
a22bfc3e | 135 | handleClick () { |
be6a4802 | 136 | this.player_.pause() |
aa8b6df4 | 137 | } |
aa8b6df4 | 138 | |
a22bfc3e C |
139 | dispose () { |
140 | this.parentNode.removeChild(this) | |
141 | } | |
142 | } | |
3ec8dc09 | 143 | Button.registerComponent('PeerTubeLinkButton', PeerTubeLinkButton) |
be6a4802 | 144 | |
a22bfc3e C |
145 | class WebTorrentButton extends Button { |
146 | createEl () { | |
be6a4802 | 147 | const div = document.createElement('div') |
bf5685f0 C |
148 | const subDivWebtorrent = document.createElement('div') |
149 | div.appendChild(subDivWebtorrent) | |
be6a4802 C |
150 | |
151 | const downloadIcon = document.createElement('span') | |
152 | downloadIcon.classList.add('icon', 'icon-download') | |
bf5685f0 | 153 | subDivWebtorrent.appendChild(downloadIcon) |
be6a4802 C |
154 | |
155 | const downloadSpeedText = document.createElement('span') | |
156 | downloadSpeedText.classList.add('download-speed-text') | |
157 | const downloadSpeedNumber = document.createElement('span') | |
158 | downloadSpeedNumber.classList.add('download-speed-number') | |
159 | const downloadSpeedUnit = document.createElement('span') | |
160 | downloadSpeedText.appendChild(downloadSpeedNumber) | |
161 | downloadSpeedText.appendChild(downloadSpeedUnit) | |
bf5685f0 | 162 | subDivWebtorrent.appendChild(downloadSpeedText) |
be6a4802 C |
163 | |
164 | const uploadIcon = document.createElement('span') | |
165 | uploadIcon.classList.add('icon', 'icon-upload') | |
bf5685f0 | 166 | subDivWebtorrent.appendChild(uploadIcon) |
be6a4802 C |
167 | |
168 | const uploadSpeedText = document.createElement('span') | |
169 | uploadSpeedText.classList.add('upload-speed-text') | |
170 | const uploadSpeedNumber = document.createElement('span') | |
171 | uploadSpeedNumber.classList.add('upload-speed-number') | |
172 | const uploadSpeedUnit = document.createElement('span') | |
173 | uploadSpeedText.appendChild(uploadSpeedNumber) | |
174 | uploadSpeedText.appendChild(uploadSpeedUnit) | |
bf5685f0 | 175 | subDivWebtorrent.appendChild(uploadSpeedText) |
be6a4802 C |
176 | |
177 | const peersText = document.createElement('span') | |
be6a4802 C |
178 | peersText.classList.add('peers-text') |
179 | const peersNumber = document.createElement('span') | |
180 | peersNumber.classList.add('peers-number') | |
bf5685f0 C |
181 | subDivWebtorrent.appendChild(peersNumber) |
182 | subDivWebtorrent.appendChild(peersText) | |
be6a4802 | 183 | |
bf5685f0 | 184 | div.className = 'vjs-peertube' |
be6a4802 | 185 | // Hide the stats before we get the info |
bf5685f0 C |
186 | subDivWebtorrent.className = 'vjs-peertube-hidden' |
187 | ||
188 | const subDivHttp = document.createElement('div') | |
189 | subDivHttp.className = 'vjs-peertube-hidden' | |
190 | const subDivHttpText = document.createElement('span') | |
191 | subDivHttpText.classList.add('peers-number') | |
192 | subDivHttpText.textContent = 'HTTP' | |
193 | const subDivFallbackText = document.createElement('span') | |
194 | subDivFallbackText.classList.add('peers-text') | |
195 | subDivFallbackText.textContent = ' fallback' | |
196 | ||
197 | subDivHttp.appendChild(subDivHttpText) | |
198 | subDivHttp.appendChild(subDivFallbackText) | |
199 | div.appendChild(subDivHttp) | |
be6a4802 | 200 | |
a22bfc3e | 201 | this.player_.peertube().on('torrentInfo', (event, data) => { |
bf5685f0 C |
202 | // We are in HTTP fallback |
203 | if (!data) { | |
204 | subDivHttp.className = 'vjs-peertube-displayed' | |
205 | subDivWebtorrent.className = 'vjs-peertube-hidden' | |
206 | ||
207 | return | |
208 | } | |
209 | ||
be6a4802 C |
210 | const downloadSpeed = bytes(data.downloadSpeed) |
211 | const uploadSpeed = bytes(data.uploadSpeed) | |
212 | const numPeers = data.numPeers | |
213 | ||
bf5685f0 C |
214 | downloadSpeedNumber.textContent = downloadSpeed[ 0 ] |
215 | downloadSpeedUnit.textContent = ' ' + downloadSpeed[ 1 ] | |
be6a4802 | 216 | |
bf5685f0 C |
217 | uploadSpeedNumber.textContent = uploadSpeed[ 0 ] |
218 | uploadSpeedUnit.textContent = ' ' + uploadSpeed[ 1 ] | |
be6a4802 C |
219 | |
220 | peersNumber.textContent = numPeers | |
bf5685f0 | 221 | peersText.textContent = ' peers' |
be6a4802 | 222 | |
bf5685f0 C |
223 | subDivHttp.className = 'vjs-peertube-hidden' |
224 | subDivWebtorrent.className = 'vjs-peertube-displayed' | |
be6a4802 C |
225 | }) |
226 | ||
227 | return div | |
228 | } | |
be6a4802 | 229 | |
a22bfc3e C |
230 | dispose () { |
231 | this.parentNode.removeChild(this) | |
232 | } | |
aa8b6df4 | 233 | } |
a22bfc3e C |
234 | Button.registerComponent('WebTorrentButton', WebTorrentButton) |
235 | ||
236 | const Plugin: VideoJSComponentInterface = videojsUntyped.getPlugin('plugin') | |
237 | class PeerTubePlugin extends Plugin { | |
238 | private player: any | |
239 | private currentVideoFile: VideoFile | |
240 | private playerElement: HTMLVideoElement | |
241 | private videoFiles: VideoFile[] | |
242 | private torrent: WebTorrent.Torrent | |
481d3596 | 243 | private autoplay = false |
8cac1b64 | 244 | private videoViewUrl: string |
3bcfff7f | 245 | private videoDuration: number |
8cac1b64 | 246 | private videoViewInterval |
3bcfff7f | 247 | private torrentInfoInterval |
bf5685f0 | 248 | private savePlayerSrcFunction: Function |
a22bfc3e | 249 | |
339632b4 | 250 | constructor (player: videojs.Player, options: PeertubePluginOptions) { |
a22bfc3e C |
251 | super(player, options) |
252 | ||
481d3596 C |
253 | // Fix canplay event on google chrome by disabling default videojs autoplay |
254 | this.autoplay = this.player.options_.autoplay | |
255 | this.player.options_.autoplay = false | |
256 | ||
a22bfc3e | 257 | this.videoFiles = options.videoFiles |
8cac1b64 | 258 | this.videoViewUrl = options.videoViewUrl |
3bcfff7f | 259 | this.videoDuration = options.videoDuration |
a22bfc3e | 260 | |
bf5685f0 | 261 | this.savePlayerSrcFunction = this.player.src |
a22bfc3e C |
262 | // Hack to "simulate" src link in video.js >= 6 |
263 | // Without this, we can't play the video after pausing it | |
264 | // https://github.com/videojs/video.js/blob/master/src/js/player.js#L1633 | |
bf5685f0 | 265 | this.player.src = () => true |
a22bfc3e C |
266 | |
267 | this.playerElement = options.playerElement | |
268 | ||
269 | this.player.ready(() => { | |
270 | this.initializePlayer(options) | |
271 | this.runTorrentInfoScheduler() | |
3bcfff7f | 272 | this.runViewAdd() |
a22bfc3e C |
273 | }) |
274 | } | |
275 | ||
276 | dispose () { | |
3bcfff7f C |
277 | clearInterval(this.videoViewInterval) |
278 | clearInterval(this.torrentInfoInterval) | |
279 | ||
a22bfc3e C |
280 | // Don't need to destroy renderer, video player will be destroyed |
281 | this.flushVideoFile(this.currentVideoFile, false) | |
aa8b6df4 C |
282 | } |
283 | ||
a22bfc3e C |
284 | getCurrentResolution () { |
285 | return this.currentVideoFile ? this.currentVideoFile.resolution : -1 | |
aa8b6df4 C |
286 | } |
287 | ||
a22bfc3e C |
288 | getCurrentResolutionLabel () { |
289 | return this.currentVideoFile ? this.currentVideoFile.resolutionLabel : '' | |
aa8b6df4 C |
290 | } |
291 | ||
a22bfc3e | 292 | updateVideoFile (videoFile?: VideoFile, done?: () => void) { |
aa8b6df4 C |
293 | if (done === undefined) { |
294 | done = () => { /* empty */ } | |
295 | } | |
296 | ||
297 | // Pick the first one | |
298 | if (videoFile === undefined) { | |
a22bfc3e | 299 | videoFile = this.videoFiles[0] |
aa8b6df4 C |
300 | } |
301 | ||
302 | // Don't add the same video file once again | |
a22bfc3e | 303 | if (this.currentVideoFile !== undefined && this.currentVideoFile.magnetUri === videoFile.magnetUri) { |
aa8b6df4 C |
304 | return |
305 | } | |
306 | ||
bf5685f0 C |
307 | // Do not display error to user because we will have multiple fallbacks |
308 | this.disableErrorDisplay() | |
1198a08c | 309 | |
bf5685f0 | 310 | this.player.src = () => true |
1198a08c | 311 | this.player.playbackRate(1) |
bf5685f0 | 312 | |
a22bfc3e C |
313 | const previousVideoFile = this.currentVideoFile |
314 | this.currentVideoFile = videoFile | |
aa8b6df4 C |
315 | |
316 | console.log('Adding ' + videoFile.magnetUri + '.') | |
a22bfc3e | 317 | this.torrent = webtorrent.add(videoFile.magnetUri, torrent => { |
aa8b6df4 C |
318 | console.log('Added ' + videoFile.magnetUri + '.') |
319 | ||
320 | this.flushVideoFile(previousVideoFile) | |
321 | ||
322 | const options = { autoplay: true, controls: true } | |
a22bfc3e | 323 | renderVideo(torrent.files[0], this.playerElement, options,(err, renderer) => { |
bf5685f0 | 324 | if (err) return this.fallbackToHttp() |
aa8b6df4 C |
325 | |
326 | this.renderer = renderer | |
3bcfff7f C |
327 | if (!this.player.paused()) { |
328 | const playPromise = this.player.play() | |
329 | if (playPromise !== undefined) return playPromise.then(done) | |
330 | ||
331 | return done() | |
332 | } | |
333 | ||
334 | return done() | |
aa8b6df4 C |
335 | }) |
336 | }) | |
337 | ||
a22bfc3e C |
338 | this.torrent.on('error', err => this.handleError(err)) |
339 | this.torrent.on('warning', (err: any) => { | |
a96aed15 | 340 | // We don't support HTTP tracker but we don't care -> we use the web socket tracker |
531ab5b6 | 341 | if (err.message.indexOf('Unsupported tracker protocol') !== -1) return |
7dbdc3ba C |
342 | // Users don't care about issues with WebRTC, but developers do so log it in the console |
343 | if (err.message.indexOf('Ice connection failed') !== -1) { | |
344 | console.error(err) | |
345 | return | |
346 | } | |
a96aed15 | 347 | |
a22bfc3e | 348 | return this.handleError(err) |
a96aed15 | 349 | }) |
aa8b6df4 | 350 | |
a22bfc3e | 351 | this.trigger('videoFileUpdate') |
aa8b6df4 C |
352 | } |
353 | ||
a22bfc3e | 354 | updateResolution (resolution) { |
aa8b6df4 | 355 | // Remember player state |
a22bfc3e C |
356 | const currentTime = this.player.currentTime() |
357 | const isPaused = this.player.paused() | |
aa8b6df4 | 358 | |
531ab5b6 C |
359 | // Remove poster to have black background |
360 | this.playerElement.poster = '' | |
361 | ||
aa8b6df4 | 362 | // Hide bigPlayButton |
8fa5653a | 363 | if (!isPaused) { |
a22bfc3e | 364 | this.player.bigPlayButton.hide() |
aa8b6df4 C |
365 | } |
366 | ||
a22bfc3e C |
367 | const newVideoFile = this.videoFiles.find(f => f.resolution === resolution) |
368 | this.updateVideoFile(newVideoFile, () => { | |
369 | this.player.currentTime(currentTime) | |
370 | this.player.handleTechSeeked_() | |
aa8b6df4 C |
371 | }) |
372 | } | |
373 | ||
a22bfc3e | 374 | flushVideoFile (videoFile: VideoFile, destroyRenderer = true) { |
aa8b6df4 | 375 | if (videoFile !== undefined && webtorrent.get(videoFile.magnetUri)) { |
bf5685f0 C |
376 | if (destroyRenderer === true && this.renderer && this.renderer.destroy) this.renderer.destroy() |
377 | ||
aa8b6df4 | 378 | webtorrent.remove(videoFile.magnetUri) |
a22bfc3e | 379 | console.log('Removed ' + videoFile.magnetUri) |
aa8b6df4 C |
380 | } |
381 | } | |
382 | ||
3bcfff7f | 383 | setVideoFiles (files: VideoFile[], videoViewUrl: string, videoDuration: number) { |
8cac1b64 | 384 | this.videoViewUrl = videoViewUrl |
3bcfff7f | 385 | this.videoDuration = videoDuration |
a22bfc3e | 386 | this.videoFiles = files |
ed9f9f5f | 387 | |
8cac1b64 | 388 | // Re run view add for the new video |
3bcfff7f | 389 | this.runViewAdd() |
a22bfc3e | 390 | this.updateVideoFile(undefined, () => this.player.play()) |
ed9f9f5f C |
391 | } |
392 | ||
a22bfc3e | 393 | private initializePlayer (options: PeertubePluginOptions) { |
481d3596 C |
394 | if (this.autoplay === true) { |
395 | this.updateVideoFile(undefined, () => this.player.play()) | |
aa8b6df4 | 396 | } else { |
a22bfc3e | 397 | this.player.one('play', () => { |
481d3596 C |
398 | this.player.pause() |
399 | this.updateVideoFile(undefined, () => this.player.play()) | |
4dd551a0 | 400 | }) |
aa8b6df4 | 401 | } |
a22bfc3e | 402 | } |
aa8b6df4 | 403 | |
a22bfc3e | 404 | private runTorrentInfoScheduler () { |
3bcfff7f | 405 | this.torrentInfoInterval = setInterval(() => { |
bf5685f0 C |
406 | // Not initialized yet |
407 | if (this.torrent === undefined) return | |
408 | ||
409 | // Http fallback | |
410 | if (this.torrent === null) return this.trigger('torrentInfo', false) | |
411 | ||
412 | return this.trigger('torrentInfo', { | |
413 | downloadSpeed: this.torrent.downloadSpeed, | |
414 | numPeers: this.torrent.numPeers, | |
415 | uploadSpeed: this.torrent.uploadSpeed | |
416 | }) | |
aa8b6df4 | 417 | }, 1000) |
a22bfc3e | 418 | } |
aa8b6df4 | 419 | |
8cac1b64 C |
420 | private runViewAdd () { |
421 | this.clearVideoViewInterval() | |
422 | ||
423 | // After 30 seconds (or 3/4 of the video), add a view to the video | |
424 | let minSecondsToView = 30 | |
425 | ||
3bcfff7f | 426 | if (this.videoDuration < minSecondsToView) minSecondsToView = (this.videoDuration * 3) / 4 |
8cac1b64 C |
427 | |
428 | let secondsViewed = 0 | |
429 | this.videoViewInterval = setInterval(() => { | |
430 | if (this.player && !this.player.paused()) { | |
431 | secondsViewed += 1 | |
432 | ||
433 | if (secondsViewed > minSecondsToView) { | |
434 | this.clearVideoViewInterval() | |
435 | ||
436 | this.addViewToVideo().catch(err => console.error(err)) | |
437 | } | |
438 | } | |
439 | }, 1000) | |
440 | } | |
441 | ||
442 | private clearVideoViewInterval () { | |
443 | if (this.videoViewInterval !== undefined) { | |
444 | clearInterval(this.videoViewInterval) | |
445 | this.videoViewInterval = undefined | |
446 | } | |
447 | } | |
448 | ||
449 | private addViewToVideo () { | |
450 | return fetch(this.videoViewUrl, { method: 'POST' }) | |
451 | } | |
452 | ||
bf5685f0 C |
453 | private fallbackToHttp () { |
454 | this.flushVideoFile(this.currentVideoFile, true) | |
455 | this.torrent = null | |
456 | ||
457 | // Enable error display now this is our last fallback | |
458 | this.player.one('error', () => this.enableErrorDisplay()) | |
459 | ||
460 | const httpUrl = this.currentVideoFile.fileUrl | |
461 | this.player.src = this.savePlayerSrcFunction | |
462 | this.player.src(httpUrl) | |
463 | this.player.play() | |
464 | } | |
465 | ||
a22bfc3e C |
466 | private handleError (err: Error | string) { |
467 | return this.player.trigger('customError', { err }) | |
aa8b6df4 | 468 | } |
bf5685f0 C |
469 | |
470 | private enableErrorDisplay () { | |
471 | this.player.addClass('vjs-error-display-enabled') | |
472 | } | |
473 | ||
474 | private disableErrorDisplay () { | |
475 | this.player.removeClass('vjs-error-display-enabled') | |
476 | } | |
aa8b6df4 | 477 | } |
a22bfc3e | 478 | videojsUntyped.registerPlugin('peertube', PeerTubePlugin) |