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1 | import { Component, ElementRef, OnDestroy, OnInit, ViewChild } from '@angular/core' | |
2 | import { ActivatedRoute, Router } from '@angular/router' | |
3 | import { MetaService } from '@ngx-meta/core' | |
4 | import { NotificationsService } from 'angular2-notifications' | |
5 | import { Observable } from 'rxjs/Observable' | |
6 | import { Subscription } from 'rxjs/Subscription' | |
7 | import videojs from 'video.js' | |
8 | import { UserVideoRateType, VideoRateType } from '../../../../../shared' | |
9 | import '../../../assets/player/peertube-videojs-plugin' | |
10 | import { AuthService, ConfirmService } from '../../core' | |
11 | import { VideoBlacklistService } from '../../shared' | |
12 | import { MarkdownService, VideoDetails, VideoService } from '../shared' | |
13 | import { VideoDownloadComponent } from './video-download.component' | |
14 | import { VideoReportComponent } from './video-report.component' | |
15 | import { VideoShareComponent } from './video-share.component' | |
16 | ||
17 | @Component({ | |
18 | selector: 'my-video-watch', | |
19 | templateUrl: './video-watch.component.html', | |
20 | styleUrls: [ './video-watch.component.scss' ] | |
21 | }) | |
22 | export class VideoWatchComponent implements OnInit, OnDestroy { | |
23 | @ViewChild('videoDownloadModal') videoDownloadModal: VideoDownloadComponent | |
24 | @ViewChild('videoShareModal') videoShareModal: VideoShareComponent | |
25 | @ViewChild('videoReportModal') videoReportModal: VideoReportComponent | |
26 | ||
27 | downloadSpeed: number | |
28 | error = false | |
29 | loading = false | |
30 | numPeers: number | |
31 | player: videojs.Player | |
32 | playerElement: HTMLMediaElement | |
33 | uploadSpeed: number | |
34 | userRating: UserVideoRateType = null | |
35 | video: VideoDetails = null | |
36 | videoPlayerLoaded = false | |
37 | videoNotFound = false | |
38 | descriptionLoading = false | |
39 | ||
40 | completeDescriptionShown = false | |
41 | completeVideoDescription: string | |
42 | shortVideoDescription: string | |
43 | videoHTMLDescription = '' | |
44 | ||
45 | private paramsSub: Subscription | |
46 | ||
47 | constructor ( | |
48 | private elementRef: ElementRef, | |
49 | private route: ActivatedRoute, | |
50 | private router: Router, | |
51 | private videoService: VideoService, | |
52 | private videoBlacklistService: VideoBlacklistService, | |
53 | private confirmService: ConfirmService, | |
54 | private metaService: MetaService, | |
55 | private authService: AuthService, | |
56 | private notificationsService: NotificationsService, | |
57 | private markdownService: MarkdownService | |
58 | ) {} | |
59 | ||
60 | ngOnInit () { | |
61 | this.paramsSub = this.route.params.subscribe(routeParams => { | |
62 | let uuid = routeParams['uuid'] | |
63 | this.videoService.getVideo(uuid).subscribe( | |
64 | video => this.onVideoFetched(video), | |
65 | ||
66 | error => { | |
67 | this.videoNotFound = true | |
68 | console.error(error) | |
69 | } | |
70 | ) | |
71 | }) | |
72 | } | |
73 | ||
74 | ngOnDestroy () { | |
75 | // Remove player if it exists | |
76 | if (this.videoPlayerLoaded === true) { | |
77 | videojs(this.playerElement).dispose() | |
78 | } | |
79 | ||
80 | // Unsubscribe subscriptions | |
81 | this.paramsSub.unsubscribe() | |
82 | } | |
83 | ||
84 | setLike () { | |
85 | if (this.isUserLoggedIn() === false) return | |
86 | // Already liked this video | |
87 | if (this.userRating === 'like') return | |
88 | ||
89 | this.videoService.setVideoLike(this.video.id) | |
90 | .subscribe( | |
91 | () => { | |
92 | // Update the video like attribute | |
93 | this.updateVideoRating(this.userRating, 'like') | |
94 | this.userRating = 'like' | |
95 | }, | |
96 | ||
97 | err => this.notificationsService.error('Error', err.message) | |
98 | ) | |
99 | } | |
100 | ||
101 | setDislike () { | |
102 | if (this.isUserLoggedIn() === false) return | |
103 | // Already disliked this video | |
104 | if (this.userRating === 'dislike') return | |
105 | ||
106 | this.videoService.setVideoDislike(this.video.id) | |
107 | .subscribe( | |
108 | () => { | |
109 | // Update the video dislike attribute | |
110 | this.updateVideoRating(this.userRating, 'dislike') | |
111 | this.userRating = 'dislike' | |
112 | }, | |
113 | ||
114 | err => this.notificationsService.error('Error', err.message) | |
115 | ) | |
116 | } | |
117 | ||
118 | removeVideo (event: Event) { | |
119 | event.preventDefault() | |
120 | ||
121 | this.confirmService.confirm('Do you really want to delete this video?', 'Delete').subscribe( | |
122 | res => { | |
123 | if (res === false) return | |
124 | ||
125 | this.videoService.removeVideo(this.video.id) | |
126 | .subscribe( | |
127 | status => { | |
128 | this.notificationsService.success('Success', `Video ${this.video.name} deleted.`) | |
129 | // Go back to the video-list. | |
130 | this.router.navigate(['/videos/list']) | |
131 | }, | |
132 | ||
133 | error => this.notificationsService.error('Error', error.text) | |
134 | ) | |
135 | } | |
136 | ) | |
137 | } | |
138 | ||
139 | blacklistVideo (event: Event) { | |
140 | event.preventDefault() | |
141 | ||
142 | this.confirmService.confirm('Do you really want to blacklist this video ?', 'Blacklist').subscribe( | |
143 | res => { | |
144 | if (res === false) return | |
145 | ||
146 | this.videoBlacklistService.blacklistVideo(this.video.id) | |
147 | .subscribe( | |
148 | status => { | |
149 | this.notificationsService.success('Success', `Video ${this.video.name} had been blacklisted.`) | |
150 | this.router.navigate(['/videos/list']) | |
151 | }, | |
152 | ||
153 | error => this.notificationsService.error('Error', error.text) | |
154 | ) | |
155 | } | |
156 | ) | |
157 | } | |
158 | ||
159 | showMoreDescription () { | |
160 | if (this.completeVideoDescription === undefined) { | |
161 | return this.loadCompleteDescription() | |
162 | } | |
163 | ||
164 | this.updateVideoDescription(this.completeVideoDescription) | |
165 | this.completeDescriptionShown = true | |
166 | } | |
167 | ||
168 | showLessDescription () { | |
169 | ||
170 | this.updateVideoDescription(this.shortVideoDescription) | |
171 | this.completeDescriptionShown = false | |
172 | } | |
173 | ||
174 | loadCompleteDescription () { | |
175 | this.descriptionLoading = true | |
176 | ||
177 | this.videoService.loadCompleteDescription(this.video.descriptionPath) | |
178 | .subscribe( | |
179 | description => { | |
180 | this.completeDescriptionShown = true | |
181 | this.descriptionLoading = false | |
182 | ||
183 | this.shortVideoDescription = this.video.description | |
184 | this.completeVideoDescription = description | |
185 | ||
186 | this.updateVideoDescription(this.completeVideoDescription) | |
187 | }, | |
188 | ||
189 | error => { | |
190 | this.descriptionLoading = false | |
191 | this.notificationsService.error('Error', error.text) | |
192 | } | |
193 | ) | |
194 | } | |
195 | ||
196 | showReportModal (event: Event) { | |
197 | event.preventDefault() | |
198 | this.videoReportModal.show() | |
199 | } | |
200 | ||
201 | showShareModal () { | |
202 | this.videoShareModal.show() | |
203 | } | |
204 | ||
205 | showDownloadModal (event: Event) { | |
206 | event.preventDefault() | |
207 | this.videoDownloadModal.show() | |
208 | } | |
209 | ||
210 | isUserLoggedIn () { | |
211 | return this.authService.isLoggedIn() | |
212 | } | |
213 | ||
214 | canUserUpdateVideo () { | |
215 | return this.video.isUpdatableBy(this.authService.getUser()) | |
216 | } | |
217 | ||
218 | isVideoRemovable () { | |
219 | return this.video.isRemovableBy(this.authService.getUser()) | |
220 | } | |
221 | ||
222 | isVideoBlacklistable () { | |
223 | return this.video.isBlackistableBy(this.authService.getUser()) | |
224 | } | |
225 | ||
226 | private updateVideoDescription (description: string) { | |
227 | this.video.description = description | |
228 | this.setVideoDescriptionHTML() | |
229 | } | |
230 | ||
231 | private setVideoDescriptionHTML () { | |
232 | this.videoHTMLDescription = this.markdownService.markdownToHTML(this.video.description) | |
233 | } | |
234 | ||
235 | private handleError (err: any) { | |
236 | const errorMessage: string = typeof err === 'string' ? err : err.message | |
237 | let message = '' | |
238 | ||
239 | if (errorMessage.indexOf('http error') !== -1) { | |
240 | message = 'Cannot fetch video from server, maybe down.' | |
241 | } else { | |
242 | message = errorMessage | |
243 | } | |
244 | ||
245 | this.notificationsService.error('Error', message) | |
246 | } | |
247 | ||
248 | private checkUserRating () { | |
249 | // Unlogged users do not have ratings | |
250 | if (this.isUserLoggedIn() === false) return | |
251 | ||
252 | this.videoService.getUserVideoRating(this.video.id) | |
253 | .subscribe( | |
254 | ratingObject => { | |
255 | if (ratingObject) { | |
256 | this.userRating = ratingObject.rating | |
257 | } | |
258 | }, | |
259 | ||
260 | err => this.notificationsService.error('Error', err.message) | |
261 | ) | |
262 | } | |
263 | ||
264 | private onVideoFetched (video: VideoDetails) { | |
265 | this.video = video | |
266 | ||
267 | let observable | |
268 | if (this.video.isVideoNSFWForUser(this.authService.getUser())) { | |
269 | observable = this.confirmService.confirm( | |
270 | 'This video contains mature or explicit content. Are you sure you want to watch it?', | |
271 | 'Mature or explicit content' | |
272 | ) | |
273 | } else { | |
274 | observable = Observable.of(true) | |
275 | } | |
276 | ||
277 | observable.subscribe( | |
278 | res => { | |
279 | if (res === false) { | |
280 | ||
281 | return this.router.navigate([ '/videos/list' ]) | |
282 | } | |
283 | ||
284 | this.playerElement = this.elementRef.nativeElement.querySelector('#video-container') | |
285 | ||
286 | const videojsOptions = { | |
287 | controls: true, | |
288 | autoplay: true, | |
289 | plugins: { | |
290 | peertube: { | |
291 | videoFiles: this.video.files, | |
292 | playerElement: this.playerElement, | |
293 | autoplay: true, | |
294 | peerTubeLink: false | |
295 | } | |
296 | } | |
297 | } | |
298 | ||
299 | this.videoPlayerLoaded = true | |
300 | ||
301 | const self = this | |
302 | videojs(this.playerElement, videojsOptions, function () { | |
303 | self.player = this | |
304 | this.on('customError', (event, data) => { | |
305 | self.handleError(data.err) | |
306 | }) | |
307 | ||
308 | this.on('torrentInfo', (event, data) => { | |
309 | self.downloadSpeed = data.downloadSpeed | |
310 | self.numPeers = data.numPeers | |
311 | self.uploadSpeed = data.uploadSpeed | |
312 | }) | |
313 | }) | |
314 | ||
315 | this.setVideoDescriptionHTML() | |
316 | ||
317 | this.setOpenGraphTags() | |
318 | this.checkUserRating() | |
319 | ||
320 | this.prepareViewAdd() | |
321 | } | |
322 | ) | |
323 | } | |
324 | ||
325 | private updateVideoRating (oldRating: UserVideoRateType, newRating: VideoRateType) { | |
326 | let likesToIncrement = 0 | |
327 | let dislikesToIncrement = 0 | |
328 | ||
329 | if (oldRating) { | |
330 | if (oldRating === 'like') likesToIncrement-- | |
331 | if (oldRating === 'dislike') dislikesToIncrement-- | |
332 | } | |
333 | ||
334 | if (newRating === 'like') likesToIncrement++ | |
335 | if (newRating === 'dislike') dislikesToIncrement++ | |
336 | ||
337 | this.video.likes += likesToIncrement | |
338 | this.video.dislikes += dislikesToIncrement | |
339 | } | |
340 | ||
341 | private setOpenGraphTags () { | |
342 | this.metaService.setTitle(this.video.name) | |
343 | ||
344 | this.metaService.setTag('og:type', 'video') | |
345 | ||
346 | this.metaService.setTag('og:title', this.video.name) | |
347 | this.metaService.setTag('name', this.video.name) | |
348 | ||
349 | this.metaService.setTag('og:description', this.video.description) | |
350 | this.metaService.setTag('description', this.video.description) | |
351 | ||
352 | this.metaService.setTag('og:image', this.video.previewPath) | |
353 | ||
354 | this.metaService.setTag('og:duration', this.video.duration.toString()) | |
355 | ||
356 | this.metaService.setTag('og:site_name', 'PeerTube') | |
357 | ||
358 | this.metaService.setTag('og:url', window.location.href) | |
359 | this.metaService.setTag('url', window.location.href) | |
360 | } | |
361 | ||
362 | private prepareViewAdd () { | |
363 | // After 30 seconds (or 3/4 of the video), increment add a view | |
364 | let viewTimeoutSeconds = 30 | |
365 | if (this.video.duration < viewTimeoutSeconds) viewTimeoutSeconds = (this.video.duration * 3) / 4 | |
366 | ||
367 | setTimeout(() => { | |
368 | this.videoService | |
369 | .viewVideo(this.video.uuid) | |
370 | .subscribe() | |
371 | ||
372 | }, viewTimeoutSeconds * 1000) | |
373 | } | |
374 | } |