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9f10b292 C |
1 | 'use strict' |
2 | ||
f0f5567b C |
3 | const async = require('async') |
4 | const config = require('config') | |
0ae6a09d | 5 | const ffmpeg = require('fluent-ffmpeg') |
cbe2f7c3 C |
6 | const fs = require('fs') |
7 | const map = require('lodash/map') | |
f0f5567b | 8 | const pathUtils = require('path') |
9f10b292 | 9 | |
cbe2f7c3 | 10 | const constants = require('../initializers/constants') |
f0f5567b | 11 | const logger = require('../helpers/logger') |
cbe2f7c3 | 12 | const utils = require('../helpers/utils') |
f0f5567b | 13 | const Videos = require('../models/videos') |
cbe2f7c3 | 14 | const webtorrent = require('../lib/webtorrent') |
9f10b292 | 15 | |
f0f5567b | 16 | const uploadDir = pathUtils.join(__dirname, '..', '..', config.get('storage.uploads')) |
cbe2f7c3 | 17 | const thumbnailsDir = pathUtils.join(__dirname, '..', '..', config.get('storage.thumbnails')) |
9f10b292 | 18 | |
f0f5567b | 19 | const videos = { |
528a9efa | 20 | convertVideoToRemote: convertVideoToRemote, |
cbe2f7c3 | 21 | createRemoteVideos: createRemoteVideos, |
0ae6a09d | 22 | getVideoDuration: getVideoDuration, |
5101105e | 23 | getVideoState: getVideoState, |
57a56079 | 24 | createVideoThumbnail: createVideoThumbnail, |
cbe2f7c3 C |
25 | removeVideosDataFromDisk: removeVideosDataFromDisk, |
26 | removeRemoteVideos: removeRemoteVideos, | |
9f10b292 C |
27 | seed: seed, |
28 | seedAllExisting: seedAllExisting | |
29 | } | |
30 | ||
528a9efa C |
31 | function convertVideoToRemote (video, callback) { |
32 | fs.readFile(thumbnailsDir + video.thumbnail, function (err, thumbnailData) { | |
33 | if (err) { | |
34 | logger.error('Cannot read the thumbnail of the video') | |
35 | return callback(err) | |
36 | } | |
37 | ||
38 | const remoteVideo = { | |
39 | name: video.name, | |
40 | description: video.description, | |
41 | magnetUri: video.magnetUri, | |
42 | author: video.author, | |
43 | duration: video.duration, | |
44 | thumbnailBase64: new Buffer(thumbnailData).toString('base64'), | |
45 | tags: video.tags, | |
46 | createdDate: video.createdDate, | |
47 | podUrl: video.podUrl | |
48 | } | |
49 | ||
50 | return callback(null, remoteVideo) | |
51 | }) | |
52 | } | |
53 | ||
cbe2f7c3 C |
54 | function createRemoteVideos (videos, callback) { |
55 | // Create the remote videos from the new pod | |
bc503c2a | 56 | createRemoteVideoObjects(videos, function (err, remoteVideos) { |
cbe2f7c3 C |
57 | if (err) return callback(err) |
58 | ||
bc503c2a | 59 | Videos.addRemotes(remoteVideos, callback) |
cbe2f7c3 C |
60 | }) |
61 | } | |
62 | ||
bc503c2a C |
63 | function getVideoDuration (videoPath, callback) { |
64 | ffmpeg.ffprobe(videoPath, function (err, metadata) { | |
0ae6a09d C |
65 | if (err) return callback(err) |
66 | ||
67 | return callback(null, Math.floor(metadata.format.duration)) | |
68 | }) | |
69 | } | |
70 | ||
2df82d42 | 71 | function getVideoState (video) { |
f0f5567b C |
72 | const exist = (video !== null) |
73 | let owned = false | |
5101105e C |
74 | if (exist === true) { |
75 | owned = (video.namePath !== null) | |
76 | } | |
77 | ||
2df82d42 | 78 | return { exist: exist, owned: owned } |
5101105e C |
79 | } |
80 | ||
57a56079 | 81 | function createVideoThumbnail (videoPath, callback) { |
bc503c2a C |
82 | const filename = pathUtils.basename(videoPath) + '.jpg' |
83 | ffmpeg(videoPath) | |
cbe2f7c3 C |
84 | .on('error', callback) |
85 | .on('end', function () { | |
86 | callback(null, filename) | |
87 | }) | |
88 | .thumbnail({ | |
89 | count: 1, | |
90 | folder: thumbnailsDir, | |
91 | size: constants.THUMBNAILS_SIZE, | |
92 | filename: filename | |
93 | }) | |
94 | } | |
95 | ||
96 | // Remove video datas from disk (video file, thumbnail...) | |
97 | function removeVideosDataFromDisk (videos, callback) { | |
bc503c2a | 98 | async.each(videos, function (video, callbackEach) { |
cbe2f7c3 C |
99 | fs.unlink(thumbnailsDir + video.thumbnail, function (err) { |
100 | if (err) logger.error('Cannot remove the video thumbnail') | |
101 | ||
102 | if (getVideoState(video).owned === true) { | |
103 | fs.unlink(uploadDir + video.namePath, function (err) { | |
104 | if (err) { | |
105 | logger.error('Cannot remove this video file.') | |
bc503c2a | 106 | return callbackEach(err) |
cbe2f7c3 C |
107 | } |
108 | ||
bc503c2a | 109 | callbackEach(null) |
cbe2f7c3 C |
110 | }) |
111 | } else { | |
bc503c2a | 112 | callbackEach(null) |
cbe2f7c3 C |
113 | } |
114 | }) | |
115 | }, callback) | |
116 | } | |
117 | ||
118 | function removeRemoteVideos (videos, callback) { | |
119 | Videos.removeByIds(map(videos, '_id'), function (err) { | |
120 | if (err) return callback(err) | |
121 | ||
122 | removeVideosDataFromDisk(videos, callback) | |
123 | }) | |
124 | } | |
125 | ||
9f10b292 C |
126 | function seed (path, callback) { |
127 | logger.info('Seeding %s...', path) | |
128 | ||
129 | webtorrent.seed(path, function (torrent) { | |
130 | logger.info('%s seeded (%s).', path, torrent.magnetURI) | |
131 | ||
132 | return callback(null, torrent) | |
133 | }) | |
134 | } | |
135 | ||
136 | function seedAllExisting (callback) { | |
bc503c2a | 137 | Videos.listOwned(function (err, videosList) { |
9f10b292 C |
138 | if (err) { |
139 | logger.error('Cannot get list of the videos to seed.') | |
140 | return callback(err) | |
141 | } | |
142 | ||
bc503c2a | 143 | async.each(videosList, function (video, callbackEach) { |
9f10b292 C |
144 | seed(uploadDir + video.namePath, function (err) { |
145 | if (err) { | |
146 | logger.error('Cannot seed this video.') | |
147 | return callback(err) | |
148 | } | |
149 | ||
bc503c2a | 150 | callbackEach(null) |
9f10b292 C |
151 | }) |
152 | }, callback) | |
153 | }) | |
154 | } | |
155 | ||
156 | // --------------------------------------------------------------------------- | |
157 | ||
158 | module.exports = videos | |
cbe2f7c3 C |
159 | |
160 | // --------------------------------------------------------------------------- | |
161 | ||
162 | function createRemoteVideoObjects (videos, callback) { | |
bc503c2a | 163 | const remoteVideos = [] |
cbe2f7c3 | 164 | |
bc503c2a | 165 | async.each(videos, function (video, callbackEach) { |
cbe2f7c3 | 166 | // Creating the thumbnail for this remote video |
bc503c2a C |
167 | utils.generateRandomString(16, function (err, randomString) { |
168 | if (err) return callbackEach(err) | |
cbe2f7c3 | 169 | |
bc503c2a C |
170 | const thumbnailName = randomString + '.jpg' |
171 | createThumbnailFromBase64(thumbnailName, video.thumbnailBase64, function (err) { | |
172 | if (err) return callbackEach(err) | |
cbe2f7c3 C |
173 | |
174 | const params = { | |
175 | name: video.name, | |
176 | description: video.description, | |
177 | magnetUri: video.magnetUri, | |
178 | podUrl: video.podUrl, | |
179 | duration: video.duration, | |
be587647 | 180 | thumbnail: thumbnailName, |
528a9efa C |
181 | tags: video.tags, |
182 | author: video.author | |
cbe2f7c3 | 183 | } |
bc503c2a | 184 | remoteVideos.push(params) |
cbe2f7c3 | 185 | |
bc503c2a | 186 | callbackEach(null) |
cbe2f7c3 C |
187 | }) |
188 | }) | |
189 | }, | |
190 | function (err) { | |
191 | if (err) return callback(err) | |
192 | ||
bc503c2a | 193 | callback(null, remoteVideos) |
cbe2f7c3 C |
194 | }) |
195 | } | |
196 | ||
bc503c2a C |
197 | function createThumbnailFromBase64 (thumbnailName, data, callback) { |
198 | fs.writeFile(thumbnailsDir + thumbnailName, data, { encoding: 'base64' }, callback) | |
cbe2f7c3 | 199 | } |