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