]>
Commit | Line | Data |
---|---|---|
1 | import './videojs-components/settings-menu-button' | |
2 | import videojs from 'video.js' | |
3 | import { timeToInt } from '@shared/core-utils' | |
4 | import { | |
5 | getStoredLastSubtitle, | |
6 | getStoredMute, | |
7 | getStoredVolume, | |
8 | saveLastSubtitle, | |
9 | saveMuteInStore, | |
10 | saveVideoWatchHistory, | |
11 | saveVolumeInStore | |
12 | } from './peertube-player-local-storage' | |
13 | import { PeerTubePluginOptions, ResolutionUpdateData, UserWatching, VideoJSCaption } from './peertube-videojs-typings' | |
14 | import { isMobile } from './utils' | |
15 | ||
16 | const Plugin = videojs.getPlugin('plugin') | |
17 | ||
18 | class PeerTubePlugin extends Plugin { | |
19 | private readonly videoViewUrl: string | |
20 | private readonly videoDuration: number | |
21 | private readonly CONSTANTS = { | |
22 | USER_WATCHING_VIDEO_INTERVAL: 5000 // Every 5 seconds, notify the user is watching the video | |
23 | } | |
24 | ||
25 | private videoCaptions: VideoJSCaption[] | |
26 | private defaultSubtitle: string | |
27 | ||
28 | private videoViewInterval: any | |
29 | private userWatchingVideoInterval: any | |
30 | private lastResolutionChange: ResolutionUpdateData | |
31 | ||
32 | private isLive: boolean | |
33 | ||
34 | private menuOpened = false | |
35 | private mouseInControlBar = false | |
36 | private readonly savedInactivityTimeout: number | |
37 | ||
38 | constructor (player: videojs.Player, options?: PeerTubePluginOptions) { | |
39 | super(player) | |
40 | ||
41 | this.videoViewUrl = options.videoViewUrl | |
42 | this.videoDuration = options.videoDuration | |
43 | this.videoCaptions = options.videoCaptions | |
44 | this.isLive = options.isLive | |
45 | ||
46 | this.savedInactivityTimeout = player.options_.inactivityTimeout | |
47 | ||
48 | if (options.autoplay) this.player.addClass('vjs-has-autoplay') | |
49 | ||
50 | this.player.on('autoplay-failure', () => { | |
51 | this.player.removeClass('vjs-has-autoplay') | |
52 | }) | |
53 | ||
54 | this.player.ready(() => { | |
55 | const playerOptions = this.player.options_ | |
56 | ||
57 | if (options.mode === 'webtorrent') { | |
58 | this.player.webtorrent().on('resolutionChange', (_: any, d: any) => this.handleResolutionChange(d)) | |
59 | this.player.webtorrent().on('autoResolutionChange', (_: any, d: any) => this.trigger('autoResolutionChange', d)) | |
60 | } | |
61 | ||
62 | if (options.mode === 'p2p-media-loader') { | |
63 | this.player.p2pMediaLoader().on('resolutionChange', (_: any, d: any) => this.handleResolutionChange(d)) | |
64 | } | |
65 | ||
66 | this.player.tech(true).on('loadedqualitydata', () => { | |
67 | setTimeout(() => { | |
68 | // Replay a resolution change, now we loaded all quality data | |
69 | if (this.lastResolutionChange) this.handleResolutionChange(this.lastResolutionChange) | |
70 | }, 0) | |
71 | }) | |
72 | ||
73 | const volume = getStoredVolume() | |
74 | if (volume !== undefined) this.player.volume(volume) | |
75 | ||
76 | const muted = playerOptions.muted !== undefined ? playerOptions.muted : getStoredMute() | |
77 | if (muted !== undefined) this.player.muted(muted) | |
78 | ||
79 | this.defaultSubtitle = options.subtitle || getStoredLastSubtitle() | |
80 | ||
81 | this.player.on('volumechange', () => { | |
82 | saveVolumeInStore(this.player.volume()) | |
83 | saveMuteInStore(this.player.muted()) | |
84 | }) | |
85 | ||
86 | if (options.stopTime) { | |
87 | const stopTime = timeToInt(options.stopTime) | |
88 | const self = this | |
89 | ||
90 | this.player.on('timeupdate', function onTimeUpdate () { | |
91 | if (self.player.currentTime() > stopTime) { | |
92 | self.player.pause() | |
93 | self.player.trigger('stopped') | |
94 | ||
95 | self.player.off('timeupdate', onTimeUpdate) | |
96 | } | |
97 | }) | |
98 | } | |
99 | ||
100 | this.player.textTracks().on('change', () => { | |
101 | const showing = this.player.textTracks().tracks_.find(t => { | |
102 | return t.kind === 'captions' && t.mode === 'showing' | |
103 | }) | |
104 | ||
105 | if (!showing) { | |
106 | saveLastSubtitle('off') | |
107 | return | |
108 | } | |
109 | ||
110 | saveLastSubtitle(showing.language) | |
111 | }) | |
112 | ||
113 | this.player.on('sourcechange', () => this.initCaptions()) | |
114 | ||
115 | this.player.duration(options.videoDuration) | |
116 | ||
117 | this.initializePlayer() | |
118 | this.runViewAdd() | |
119 | ||
120 | this.runUserWatchVideo(options.userWatching, options.videoUUID) | |
121 | }) | |
122 | } | |
123 | ||
124 | dispose () { | |
125 | if (this.videoViewInterval) clearInterval(this.videoViewInterval) | |
126 | if (this.userWatchingVideoInterval) clearInterval(this.userWatchingVideoInterval) | |
127 | } | |
128 | ||
129 | onMenuOpen () { | |
130 | this.menuOpened = false | |
131 | this.alterInactivity() | |
132 | } | |
133 | ||
134 | onMenuClosed () { | |
135 | this.menuOpened = true | |
136 | this.alterInactivity() | |
137 | } | |
138 | ||
139 | private initializePlayer () { | |
140 | if (isMobile()) this.player.addClass('vjs-is-mobile') | |
141 | ||
142 | this.initSmoothProgressBar() | |
143 | ||
144 | this.initCaptions() | |
145 | ||
146 | this.listenControlBarMouse() | |
147 | } | |
148 | ||
149 | private runViewAdd () { | |
150 | this.clearVideoViewInterval() | |
151 | ||
152 | // After 30 seconds (or 3/4 of the video), add a view to the video | |
153 | let minSecondsToView = 30 | |
154 | ||
155 | if (!this.isLive && this.videoDuration < minSecondsToView) { | |
156 | minSecondsToView = (this.videoDuration * 3) / 4 | |
157 | } | |
158 | ||
159 | let secondsViewed = 0 | |
160 | this.videoViewInterval = setInterval(() => { | |
161 | if (this.player && !this.player.paused()) { | |
162 | secondsViewed += 1 | |
163 | ||
164 | if (secondsViewed > minSecondsToView) { | |
165 | // Restart the loop if this is a live | |
166 | if (this.isLive) { | |
167 | secondsViewed = 0 | |
168 | } else { | |
169 | this.clearVideoViewInterval() | |
170 | } | |
171 | ||
172 | this.addViewToVideo().catch(err => console.error(err)) | |
173 | } | |
174 | } | |
175 | }, 1000) | |
176 | } | |
177 | ||
178 | private runUserWatchVideo (options: UserWatching, videoUUID: string) { | |
179 | let lastCurrentTime = 0 | |
180 | ||
181 | this.userWatchingVideoInterval = setInterval(() => { | |
182 | const currentTime = Math.floor(this.player.currentTime()) | |
183 | ||
184 | if (currentTime - lastCurrentTime >= 1) { | |
185 | lastCurrentTime = currentTime | |
186 | ||
187 | if (options) { | |
188 | this.notifyUserIsWatching(currentTime, options.url, options.authorizationHeader) | |
189 | .catch(err => console.error('Cannot notify user is watching.', err)) | |
190 | } else { | |
191 | saveVideoWatchHistory(videoUUID, currentTime) | |
192 | } | |
193 | } | |
194 | }, this.CONSTANTS.USER_WATCHING_VIDEO_INTERVAL) | |
195 | } | |
196 | ||
197 | private clearVideoViewInterval () { | |
198 | if (this.videoViewInterval !== undefined) { | |
199 | clearInterval(this.videoViewInterval) | |
200 | this.videoViewInterval = undefined | |
201 | } | |
202 | } | |
203 | ||
204 | private addViewToVideo () { | |
205 | if (!this.videoViewUrl) return Promise.resolve(undefined) | |
206 | ||
207 | return fetch(this.videoViewUrl, { method: 'POST' }) | |
208 | } | |
209 | ||
210 | private notifyUserIsWatching (currentTime: number, url: string, authorizationHeader: string) { | |
211 | const body = new URLSearchParams() | |
212 | body.append('currentTime', currentTime.toString()) | |
213 | ||
214 | const headers = new Headers({ 'Authorization': authorizationHeader }) | |
215 | ||
216 | return fetch(url, { method: 'PUT', body, headers }) | |
217 | } | |
218 | ||
219 | private handleResolutionChange (data: ResolutionUpdateData) { | |
220 | this.lastResolutionChange = data | |
221 | ||
222 | const qualityLevels = this.player.qualityLevels() | |
223 | ||
224 | for (let i = 0; i < qualityLevels.length; i++) { | |
225 | if (qualityLevels[i].height === data.resolutionId) { | |
226 | data.id = qualityLevels[i].id | |
227 | break | |
228 | } | |
229 | } | |
230 | ||
231 | this.trigger('resolutionChange', data) | |
232 | } | |
233 | ||
234 | private listenControlBarMouse () { | |
235 | this.player.controlBar.on('mouseenter', () => { | |
236 | this.mouseInControlBar = true | |
237 | this.alterInactivity() | |
238 | }) | |
239 | ||
240 | this.player.controlBar.on('mouseleave', () => { | |
241 | this.mouseInControlBar = false | |
242 | this.alterInactivity() | |
243 | }) | |
244 | } | |
245 | ||
246 | private alterInactivity () { | |
247 | if (this.menuOpened) { | |
248 | this.player.options_.inactivityTimeout = this.savedInactivityTimeout | |
249 | return | |
250 | } | |
251 | ||
252 | if (!this.mouseInControlBar && !this.isTouchEnabled()) { | |
253 | this.player.options_.inactivityTimeout = 1 | |
254 | } | |
255 | } | |
256 | ||
257 | private isTouchEnabled () { | |
258 | return ('ontouchstart' in window) || | |
259 | navigator.maxTouchPoints > 0 || | |
260 | navigator.msMaxTouchPoints > 0 | |
261 | } | |
262 | ||
263 | private initCaptions () { | |
264 | for (const caption of this.videoCaptions) { | |
265 | this.player.addRemoteTextTrack({ | |
266 | kind: 'captions', | |
267 | label: caption.label, | |
268 | language: caption.language, | |
269 | id: caption.language, | |
270 | src: caption.src, | |
271 | default: this.defaultSubtitle === caption.language | |
272 | }, false) | |
273 | } | |
274 | ||
275 | this.player.trigger('captionsChanged') | |
276 | } | |
277 | ||
278 | // Thanks: https://github.com/videojs/video.js/issues/4460#issuecomment-312861657 | |
279 | private initSmoothProgressBar () { | |
280 | const SeekBar = videojs.getComponent('SeekBar') as any | |
281 | SeekBar.prototype.getPercent = function getPercent () { | |
282 | // Allows for smooth scrubbing, when player can't keep up. | |
283 | // const time = (this.player_.scrubbing()) ? | |
284 | // this.player_.getCache().currentTime : | |
285 | // this.player_.currentTime() | |
286 | const time = this.player_.currentTime() | |
287 | const percent = time / this.player_.duration() | |
288 | return percent >= 1 ? 1 : percent | |
289 | } | |
290 | SeekBar.prototype.handleMouseMove = function handleMouseMove (event: any) { | |
291 | let newTime = this.calculateDistance(event) * this.player_.duration() | |
292 | if (newTime === this.player_.duration()) { | |
293 | newTime = newTime - 0.1 | |
294 | } | |
295 | this.player_.currentTime(newTime) | |
296 | this.update() | |
297 | } | |
298 | } | |
299 | } | |
300 | ||
301 | videojs.registerPlugin('peertube', PeerTubePlugin) | |
302 | export { PeerTubePlugin } |