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1 | ;(function () { |
2 | 'use strict' | |
3 | ||
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4 | var async = require('async') |
5 | var config = require('config') | |
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6 | var fs = require('fs') |
7 | var webtorrent = require('./webTorrentNode') | |
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8 | |
9 | var logger = require('./logger') | |
8c308c2b | 10 | var pods = require('./pods') |
a1860380 | 11 | var VideosDB = require('./database').VideosDB |
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12 | |
13 | var videos = {} | |
a1860380 | 14 | |
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15 | var http = config.get('webserver.https') === true ? 'https' : 'http' |
16 | var host = config.get('webserver.host') | |
17 | var port = config.get('webserver.port') | |
18 | ||
19 | // ----------- Private functions ----------- | |
20 | function seedVideo (path, callback) { | |
a1860380 | 21 | logger.info('Seeding %s...', path) |
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22 | |
23 | webtorrent.seed(path, function (torrent) { | |
a1860380 | 24 | logger.info('%s seeded (%s).', path, torrent.magnetURI) |
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25 | |
26 | return callback(null, torrent) | |
27 | }) | |
28 | } | |
29 | ||
30 | // ----------- Public attributes ---------- | |
31 | videos.uploadDir = __dirname + '/../' + config.get('storage.uploads') | |
32 | ||
33 | // ----------- Public functions ----------- | |
34 | videos.list = function (callback) { | |
35 | VideosDB.find(function (err, videos_list) { | |
36 | if (err) { | |
37 | logger.error('Cannot get list of the videos.', { error: err }) | |
38 | return callback(err) | |
39 | } | |
40 | ||
41 | return callback(null, videos_list) | |
42 | }) | |
43 | } | |
44 | ||
45 | videos.add = function (data, callback) { | |
46 | var video_file = data.video | |
47 | var video_data = data.data | |
48 | ||
a1860380 | 49 | logger.info('Adding %s video.', video_file.path) |
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50 | seedVideo(video_file.path, function (err, torrent) { |
51 | if (err) { | |
52 | logger.error('Cannot seed this video.', { error: err }) | |
53 | return callback(err) | |
54 | } | |
55 | ||
56 | var params = { | |
57 | name: video_data.name, | |
58 | namePath: video_file.name, | |
59 | description: video_data.description, | |
60 | magnetUri: torrent.magnetURI, | |
61 | podUrl: http + '://' + host + ':' + port | |
62 | } | |
63 | ||
64 | VideosDB.create(params, function (err, video) { | |
65 | if (err) { | |
66 | logger.error('Cannot insert this video.', { error: err }) | |
67 | return callback(err) | |
68 | } | |
69 | ||
70 | // Now we'll send the video's meta data | |
71 | params.namePath = null | |
72 | ||
a1860380 | 73 | logger.info('Sending %s video to friends.', video_file.path) |
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74 | |
75 | var data = { | |
f5a60a51 | 76 | path: '/api/' + global.API_VERSION + '/remotevideos/add', |
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77 | method: 'POST', |
78 | data: params | |
79 | } | |
80 | ||
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81 | // Do not wait the secure requests |
82 | pods.makeSecureRequest(data) | |
83 | callback(null) | |
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84 | }) |
85 | }) | |
86 | } | |
87 | ||
88 | videos.remove = function (id, callback) { | |
a1860380 | 89 | // Maybe the torrent is not seeded, but we catch the error to don't stop the removing process |
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90 | function removeTorrent (magnetUri, callback) { |
91 | try { | |
92 | webtorrent.remove(magnetUri, callback) | |
93 | } catch (err) { | |
94 | logger.warn('Cannot remove the torrent from WebTorrent', { err: err }) | |
95 | return callback(null) | |
96 | } | |
97 | } | |
98 | ||
99 | VideosDB.findById(id, function (err, video) { | |
100 | if (err || !video) { | |
77c2df95 | 101 | if (!err) err = new Error('Cannot find this video.') |
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102 | logger.error('Cannot find this video.', { error: err }) |
103 | return callback(err) | |
104 | } | |
105 | ||
106 | if (video.namePath === null) { | |
107 | var error_string = 'Cannot remove the video of another pod.' | |
108 | logger.error(error_string) | |
109 | return callback(new Error(error_string)) | |
110 | } | |
111 | ||
a1860380 | 112 | logger.info('Removing %s video', video.name) |
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113 | |
114 | removeTorrent(video.magnetUri, function () { | |
115 | VideosDB.findByIdAndRemove(id, function (err) { | |
116 | if (err) { | |
117 | logger.error('Cannot remove the torrent.', { error: err }) | |
118 | return callback(err) | |
119 | } | |
120 | ||
121 | fs.unlink(videos.uploadDir + video.namePath, function (err) { | |
122 | if (err) { | |
123 | logger.error('Cannot remove this video file.', { error: err }) | |
124 | return callback(err) | |
125 | } | |
126 | ||
127 | var data = { | |
f5a60a51 | 128 | path: '/api/' + global.API_VERSION + '/remotevideos/remove', |
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129 | method: 'POST', |
130 | data: { | |
131 | magnetUri: video.magnetUri | |
132 | } | |
133 | } | |
134 | ||
135 | // Yes this is a POST request because we add some informations in the body (signature, encrypt etc) | |
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136 | pods.makeSecureRequest(data) |
137 | callback(null) | |
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138 | }) |
139 | }) | |
140 | }) | |
141 | }) | |
142 | } | |
143 | ||
144 | // Use the magnet Uri because the _id field is not the same on different servers | |
145 | videos.removeRemote = function (fromUrl, magnetUri, callback) { | |
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146 | VideosDB.findOne({ magnetUri: magnetUri }, function (err, video) { |
147 | if (err || !video) { | |
148 | logger.error('Cannot find the torrent URI of this remote video.') | |
149 | return callback(err) | |
150 | } | |
151 | ||
a1860380 | 152 | // TODO: move to reqValidators middleware ? |
8c308c2b | 153 | if (video.podUrl !== fromUrl) { |
a1860380 | 154 | logger.error('The pod has not the rights on this video.') |
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155 | return callback(err) |
156 | } | |
157 | ||
158 | VideosDB.findByIdAndRemove(video._id, function (err) { | |
159 | if (err) { | |
160 | logger.error('Cannot remove the remote video.') | |
161 | return callback(err) | |
162 | } | |
163 | ||
164 | callback(null) | |
165 | }) | |
166 | }) | |
167 | } | |
168 | ||
169 | // { name, magnetUri, podUrl } | |
170 | videos.addRemote = function (data, callback) { | |
171 | logger.debug('Add remote video from pod: %s', data.podUrl) | |
172 | ||
173 | var params = { | |
174 | name: data.name, | |
175 | namePath: null, | |
176 | description: data.description, | |
177 | magnetUri: data.magnetUri, | |
178 | podUrl: data.podUrl | |
179 | } | |
180 | ||
181 | VideosDB.create(params, function (err, video) { | |
182 | if (err) { | |
183 | logger.error('Cannot insert this remote video.', { error: err }) | |
184 | return callback(err) | |
185 | } | |
186 | ||
187 | return callback(null, video) | |
188 | }) | |
189 | } | |
190 | ||
191 | videos.get = function (id, callback) { | |
192 | VideosDB.findById(id, function (err, video) { | |
193 | if (err) { | |
194 | logger.error('Cannot get this video.', { error: err }) | |
195 | return callback(err) | |
196 | } | |
197 | ||
198 | return callback(null, video) | |
199 | }) | |
200 | } | |
201 | ||
202 | videos.search = function (name, callback) { | |
203 | VideosDB.find({ name: new RegExp(name) }, function (err, videos) { | |
204 | if (err) { | |
205 | logger.error('Cannot search the videos.', { error: err }) | |
206 | return callback(err) | |
207 | } | |
208 | ||
209 | return callback(null, videos) | |
210 | }) | |
211 | } | |
212 | ||
a1860380 | 213 | videos.seedAll = function (callback) { |
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214 | VideosDB.find({ namePath: { $ne: null } }, function (err, videos_list) { |
215 | if (err) { | |
216 | logger.error('Cannot get list of the videos to seed.', { error: err }) | |
a1860380 | 217 | return callback(err) |
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218 | } |
219 | ||
a1860380 | 220 | async.each(videos_list, function (video, each_callback) { |
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221 | seedVideo(videos.uploadDir + video.namePath, function (err) { |
222 | if (err) { | |
223 | logger.error('Cannot seed this video.', { error: err }) | |
224 | return callback(err) | |
225 | } | |
226 | ||
a1860380 | 227 | each_callback(null) |
8c308c2b | 228 | }) |
a1860380 | 229 | }, callback) |
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230 | }) |
231 | } | |
232 | ||
233 | module.exports = videos | |
234 | })() |