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1 | import { join } from 'path' | |
2 | import { extractVideo } from '@server/helpers/video' | |
3 | import { CONFIG } from '@server/initializers/config' | |
4 | import { HLS_REDUNDANCY_DIRECTORY, HLS_STREAMING_PLAYLIST_DIRECTORY, STATIC_PATHS, WEBSERVER } from '@server/initializers/constants' | |
5 | import { isStreamingPlaylist, MStreamingPlaylist, MStreamingPlaylistVideo, MVideo, MVideoFile, MVideoUUID } from '@server/types/models' | |
6 | import { buildUUID } from '@server/helpers/uuid' | |
7 | import { removeFragmentedMP4Ext } from '@shared/core-utils' | |
8 | ||
9 | // ################## Video file name ################## | |
10 | ||
11 | function generateWebTorrentVideoFilename (resolution: number, extname: string) { | |
12 | return buildUUID() + '-' + resolution + extname | |
13 | } | |
14 | ||
15 | function generateHLSVideoFilename (resolution: number) { | |
16 | return `${buildUUID()}-${resolution}-fragmented.mp4` | |
17 | } | |
18 | ||
19 | function getVideoFilePath (videoOrPlaylist: MVideo | MStreamingPlaylistVideo, videoFile: MVideoFile, isRedundancy = false) { | |
20 | if (videoFile.isHLS()) { | |
21 | const video = extractVideo(videoOrPlaylist) | |
22 | ||
23 | return join(getHLSDirectory(video), videoFile.filename) | |
24 | } | |
25 | ||
26 | const baseDir = isRedundancy | |
27 | ? CONFIG.STORAGE.REDUNDANCY_DIR | |
28 | : CONFIG.STORAGE.VIDEOS_DIR | |
29 | ||
30 | return join(baseDir, videoFile.filename) | |
31 | } | |
32 | ||
33 | // ################## Redundancy ################## | |
34 | ||
35 | function generateHLSRedundancyUrl (video: MVideo, playlist: MStreamingPlaylist) { | |
36 | // Base URL used by our HLS player | |
37 | return WEBSERVER.URL + STATIC_PATHS.REDUNDANCY + playlist.getStringType() + '/' + video.uuid | |
38 | } | |
39 | ||
40 | function generateWebTorrentRedundancyUrl (file: MVideoFile) { | |
41 | return WEBSERVER.URL + STATIC_PATHS.REDUNDANCY + file.filename | |
42 | } | |
43 | ||
44 | // ################## Streaming playlist ################## | |
45 | ||
46 | function getHLSDirectory (video: MVideoUUID, isRedundancy = false) { | |
47 | const baseDir = isRedundancy | |
48 | ? HLS_REDUNDANCY_DIRECTORY | |
49 | : HLS_STREAMING_PLAYLIST_DIRECTORY | |
50 | ||
51 | return join(baseDir, video.uuid) | |
52 | } | |
53 | ||
54 | function getHlsResolutionPlaylistFilename (videoFilename: string) { | |
55 | // Video file name already contain resolution | |
56 | return removeFragmentedMP4Ext(videoFilename) + '.m3u8' | |
57 | } | |
58 | ||
59 | function generateHLSMasterPlaylistFilename (isLive = false) { | |
60 | if (isLive) return 'master.m3u8' | |
61 | ||
62 | return buildUUID() + '-master.m3u8' | |
63 | } | |
64 | ||
65 | function generateHlsSha256SegmentsFilename (isLive = false) { | |
66 | if (isLive) return 'segments-sha256.json' | |
67 | ||
68 | return buildUUID() + '-segments-sha256.json' | |
69 | } | |
70 | ||
71 | // ################## Torrents ################## | |
72 | ||
73 | function generateTorrentFileName (videoOrPlaylist: MVideo | MStreamingPlaylistVideo, resolution: number) { | |
74 | const extension = '.torrent' | |
75 | const uuid = buildUUID() | |
76 | ||
77 | if (isStreamingPlaylist(videoOrPlaylist)) { | |
78 | return `${uuid}-${resolution}-${videoOrPlaylist.getStringType()}${extension}` | |
79 | } | |
80 | ||
81 | return uuid + '-' + resolution + extension | |
82 | } | |
83 | ||
84 | function getTorrentFilePath (videoFile: MVideoFile) { | |
85 | return join(CONFIG.STORAGE.TORRENTS_DIR, videoFile.torrentFilename) | |
86 | } | |
87 | ||
88 | // ################## Meta data ################## | |
89 | ||
90 | function getLocalVideoFileMetadataUrl (video: MVideoUUID, videoFile: MVideoFile) { | |
91 | const path = '/api/v1/videos/' | |
92 | ||
93 | return WEBSERVER.URL + path + video.uuid + '/metadata/' + videoFile.id | |
94 | } | |
95 | ||
96 | // --------------------------------------------------------------------------- | |
97 | ||
98 | export { | |
99 | generateHLSVideoFilename, | |
100 | generateWebTorrentVideoFilename, | |
101 | ||
102 | getVideoFilePath, | |
103 | ||
104 | generateTorrentFileName, | |
105 | getTorrentFilePath, | |
106 | ||
107 | getHLSDirectory, | |
108 | generateHLSMasterPlaylistFilename, | |
109 | generateHlsSha256SegmentsFilename, | |
110 | getHlsResolutionPlaylistFilename, | |
111 | ||
112 | getLocalVideoFileMetadataUrl, | |
113 | ||
114 | generateWebTorrentRedundancyUrl, | |
115 | generateHLSRedundancyUrl | |
116 | } |