1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
|
#!/usr/bin/env node
var airplay = require('airplay-js')
var clivas = require('clivas')
var cp = require('child_process')
var fs = require('fs')
var minimist = require('minimist')
var moment = require('moment')
var networkAddress = require('network-address')
var numeral = require('numeral')
var path = require('path')
var WebTorrent = require('../')
function usage (noLogo) {
if (!noLogo) {
var logo = fs.readFileSync(path.join(__dirname, 'ascii-logo.txt'), 'utf8')
logo.split('\n').forEach(function (line) {
clivas.line('{bold:' + line.substring(0, 20) + '}{red:' + line.substring(20) + '}')
})
}
console.log('Usage: webtorrent [OPTIONS] <torrent_id>')
console.log('')
clivas.line('{bold:torrent_id} can be any of the following:')
console.log(' * magnet uri (string)')
console.log(' * http/https url to .torrent file')
console.log(' * filesystem path to .torrent file')
console.log(' * info hash (as hex string)')
console.log('')
clivas.line('{bold:OPTIONS:}')
console.log(' --airplay autoplay in AirPlay (Apple TV)')
console.log(' --vlc autoplay in VLC')
console.log(' --mplayer autoplay in MPlayer')
console.log(' --omx [jack] autoplay in omx (jack=local|hdmi)')
console.log('')
console.log(' -p, --port [number] change the http port [default: 9000]')
console.log(' -b, --blocklist [path] use the specified blocklist')
console.log(' -t, --subtitles [file] load subtitles file')
console.log(' -l, --list list available files in torrent')
console.log(' -n, --no-quit do not quit webtorrent on vlc exit')
console.log(' -r, --remove remove downloaded files on exit')
console.log(' -q, --quiet silence stdout')
console.log(' -h, --help display this help message')
console.log(' -v, --version print the current version')
}
var argv = minimist(process.argv.slice(2), {
alias: {
p: 'port',
b: 'blocklist',
t: 'subtitles',
l: 'list',
n: 'no-quit',
r: 'remove',
q: 'quiet',
h: 'help',
v: 'version'
},
boolean: [ // options that are always boolean
'vlc',
'mplayer',
'airplay',
'list',
'no-quit',
'remove',
'quiet',
'help',
'version'
],
default: {
port: 9000
}
})
if (argv.help) {
usage()
process.exit(0)
}
if (argv.version) {
console.log(require('../package.json').version)
process.exit(0)
}
var torrentId = argv._[0]
if (!torrentId) {
error('Please specify a torrent to download')
usage(true)
process.exit(1)
}
if (process.env.DEBUG) {
argv.quiet = argv.q = true
}
var VLC_ARGS = process.env.DEBUG
? '-q --video-on-top --play-and-exit'
: '--video-on-top --play-and-exit --extraintf=http:logger --verbose=2 --file-logging --logfile=vlc-log.txt'
var OMX_EXEC = 'omxplayer -r -o ' + (typeof argv.omx === 'string')
? argv.omx
: 'hdmi'
var MPLAYER_EXEC = 'mplayer -ontop -really-quiet -noidx -loop 0'
if (argv.subtitles) {
VLC_ARGS += ' --sub-file=' + argv.subtitles
OMX_EXEC += ' --subtitles ' + argv.subtitles
MPLAYER_EXEC += ' -sub ' + argv.subtitles
}
function error (err) {
clivas.line('{red:ERROR:} ' + (err.message || err))
}
function errorAndExit (err) {
error(err)
process.exit(1)
}
var started = Date.now()
function getRuntime () {
return Math.floor((Date.now() - started) / 1000)
}
var client = new WebTorrent({
list: argv.list,
blocklist: argv.blocklist, // TODO: handle this option in bittorrent-client
port: argv.port
})
.on('error', errorAndExit)
if (argv.remove) {
process.on('SIGINT', remove)
process.on('SIGTERM', remove)
}
function remove (cb) {
process.removeListener('SIGINT', remove)
process.removeListener('SIGTERM', remove)
client.destroy(cb)
}
client.add(torrentId, {
remove: argv.remove
})
client.on('addTorrent', function (torrent) {
if (torrent.metadata || argv.quiet || argv.list) return
updateMetadata()
torrent.swarm.on('wire', updateMetadata)
torrent.on('metadata', function () {
torrent.swarm.removeListener('wire', updateMetadata)
})
function updateMetadata () {
var numPeers = torrent.swarm.numPeers
clivas.clear()
clivas.line('{green:fetching torrent metadata from} {bold:'+numPeers+'} {green:peers}')
}
})
client.on('torrent', function (torrent) {
if (client.listening) onTorrent(torrent)
else client.on('listening', onTorrent)
})
var filename, swarm, wires
function onTorrent (torrent) {
filename = torrent.name
swarm = torrent.swarm
wires = torrent.swarm.wires
torrent.on('verifying', function (data) {
if (argv.quiet || argv.list) return
clivas.clear()
clivas.line(
'{green:verifying existing torrent} {bold:'+Math.floor(data.percentDone)+'%} ' +
'({bold:'+Math.floor(data.percentVerified)+'%} {green:passed verification})'
)
})
torrent.on('done', function () {
if (argv.list) return
if (!argv.quiet) {
// TODO: expose this data from bittorrent-swarm
var numActiveWires = torrent.swarm.wires.reduce(function (num, wire) {
return num + (wire.downloaded > 0)
}, 0)
clivas.line('torrent downloaded {green:successfully} from {bold:'+numActiveWires+'/'+torrent.swarm.wires.length+'} {green:peers} in {bold:'+getRuntime()+'s}!')
}
if (argv.remove) {
remove(maybeExit)
} else {
maybeExit()
}
function maybeExit () {
if (!client.server) {
process.exit(0)
}
}
})
torrent.on('ready', function onTorrentReady () {
if (argv.list) {
torrent.files.forEach(function (file, i) {
clivas.line('{3+bold:' + i + '} : {magenta:' + file.name + '}')
})
process.exit(0)
}
var href
if (client.server) {
href = 'http://' + networkAddress() + ':' + client.server.address().port + '/'
}
var cmd, player
var playerName = argv.vlc ? 'vlc' : argv.omx ? 'omx' : argv.mplayer ? 'mplayer' : ''
if (argv.vlc && process.platform === 'win32') {
var registry = require('windows-no-runnable').registry
var key
if (process.arch === 'x64') {
try {
key = registry('HKLM/Software/Wow6432Node/VideoLAN/VLC')
} catch (e) {}
} else {
try {
key = registry('HKLM/Software/VideoLAN/VLC')
} catch (err) {}
}
if (key) {
var vlcPath = key.InstallDir.value + path.sep + 'vlc'
VLC_ARGS = VLC_ARGS.split(' ')
VLC_ARGS.unshift(href)
cp.execFile(vlcPath, VLC_ARGS, errorAndExit)
}
} else if (argv.vlc) {
cmd = 'vlc ' + href + ' ' + VLC_ARGS +
' || /Applications/VLC.app/Contents/MacOS/VLC ' + href + ' ' + VLC_ARGS
} else if (argv.omx) {
cmd = OMX_EXEC + ' ' + href
} else if (argv.mplayer) {
cmd = MPLAYER_EXEC + ' ' + href
}
if (cmd) {
player = cp.exec(cmd, errorAndExit)
.on('exit', function () {
if (!argv['no-quit']) process.exit(0)
})
}
if (argv.airplay) {
airplay.createBrowser()
.on('deviceOn', function (device) {
device.play(href, 0, function () {})
})
.start()
// TODO: handle case where user closes airplay. do same thing as when VLC is closed
}
var hotswaps = 0
torrent.on('hotswap', function () {
hotswaps += 1
})
if (!argv.quiet) {
process.stdout.write(new Buffer('G1tIG1sySg==', 'base64')) // clear for drawing
setInterval(draw, 500)
}
function active (wire) {
return !wire.peerChoking
}
function bytes (num) {
return numeral(num).format('0.0b')
}
function draw () {
var unchoked = wires.filter(active)
var linesremaining = clivas.height
var peerslisted = 0
var speed = swarm.downloadSpeed()
var estimatedSecondsRemaining = Math.max(0, torrent.length - swarm.downloaded) / (speed > 0 ? speed : -1)
var estimate = moment.duration(estimatedSecondsRemaining, 'seconds').humanize()
clivas.clear()
if (playerName) {
clivas.line(
'{green:open} {bold:' + playerName + '} {green:and enter} {bold:' + href + '} ' +
'{green:as the network address}'
)
}
if (argv.airplay) {
clivas.line('{green:Streaming via} {bold:AirPlay} {green:to Apple TV}')
}
clivas.line('')
clivas.line(
'{yellow:info} {green:streaming} {bold:' + filename + '} {green:-} ' +
'{bold:' + bytes(speed) + '/s} {green:from} ' +
'{bold:' + unchoked.length + '/' + wires.length + '} {green:peers}'
)
clivas.line(
'{yellow:info} {green:downloaded} {bold:' + bytes(swarm.downloaded) + '} ' +
'{green:out of} {bold:' + bytes(torrent.length) + '} ' +
'{green:and uploaded }{bold:' + bytes(swarm.uploaded) + '} ' +
'{green:in }{bold:' + getRuntime() + 's} ' +
'{green:with} {bold:' + hotswaps + '} {green:hotswaps}'
)
clivas.line(
'{yellow:info} {green:estimating} {bold:' + estimate + '} {green:remaining}; ' +
'{green:peer queue size is} {bold:' + swarm.numQueued + '}'
)
clivas.line('{80:}')
linesremaining -= 8
wires.every(function (wire) {
var tags = []
if (wire.peerChoking) tags.push('choked')
clivas.line(
'{25+magenta:' + wire.remoteAddress + '} {10:'+bytes(wire.downloaded)+'} ' +
'{10+cyan:' + bytes(wire.downloadSpeed()) + '/s} ' +
'{15+grey:' + tags.join(', ') + '}'
)
peerslisted++
return linesremaining - peerslisted > 4
})
linesremaining -= peerslisted
if (wires.length > peerslisted) {
clivas.line('{80:}')
clivas.line('... and '+(wires.length - peerslisted)+' more')
}
clivas.line('{80:}')
clivas.flush(true)
}
})
}
|