From 8c308c2bf7f658945d80be9d5880361238635f5b Mon Sep 17 00:00:00 2001
From: Chocobozzz <florian.bigard@gmail.com>
Date: Tue, 9 Jun 2015 17:41:40 +0200
Subject: Spawn

---
 src/webtorrent.js | 87 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/webtorrent.js

(limited to 'src/webtorrent.js')

diff --git a/src/webtorrent.js b/src/webtorrent.js
new file mode 100644
index 000000000..840f97671
--- /dev/null
+++ b/src/webtorrent.js
@@ -0,0 +1,87 @@
+;(function () {
+  'use strict'
+
+  module.exports = function (args) {
+    var WebTorrent = require('webtorrent')
+    var ipc = require('node-ipc')
+
+    if (args.length !== 3) {
+      console.log('Wrong arguments number: ' + args.length + '/3')
+      process.exit(-1)
+    }
+
+    var host = args[1]
+    var port = args[2]
+    var nodeKey = 'webtorrentnode' + port
+    var processKey = 'webtorrent' + port
+
+    ipc.config.silent = true
+    ipc.config.id = processKey
+
+    if (host === 'client' && port === '1') global.WEBTORRENT_ANNOUNCE = []
+    else global.WEBTORRENT_ANNOUNCE = 'ws://' + host + ':' + port + '/tracker/socket'
+    var wt = new WebTorrent({ dht: false })
+
+    function seed (data) {
+      var args = data.args
+      var path = args.path
+      var _id = data._id
+
+      wt.seed(path, function (torrent) {
+        var to_send = {
+          magnetUri: torrent.magnetURI
+        }
+
+        ipc.of[nodeKey].emit(nodeKey + '.seedDone.' + _id, to_send)
+      })
+    }
+
+    function add (data) {
+      var args = data.args
+      var magnetUri = args.magnetUri
+      var _id = data._id
+
+      wt.add(magnetUri, function (torrent) {
+        var to_send = {
+          files: []
+        }
+
+        torrent.files.forEach(function (file) {
+          to_send.files.push({ path: file.path })
+        })
+
+        ipc.of[nodeKey].emit(nodeKey + '.addDone.' + _id, to_send)
+      })
+    }
+
+    function remove (data) {
+      var args = data.args
+      var magnetUri = args.magnetUri
+      var _id = data._id
+
+      try {
+        wt.remove(magnetUri, callback)
+      } catch (err) {
+        console.log('Cannot remove the torrent from WebTorrent', { err: err })
+        return callback(null)
+      }
+
+      function callback () {
+        var to_send = {}
+        ipc.of[nodeKey].emit(nodeKey + '.removeDone.' + _id, to_send)
+      }
+    }
+
+    console.log('Configuration: ' + host + ':' + port)
+    console.log('Connecting to IPC...')
+
+    ipc.connectTo(nodeKey, function () {
+      ipc.of[nodeKey].on(processKey + '.seed', seed)
+      ipc.of[nodeKey].on(processKey + '.add', add)
+      ipc.of[nodeKey].on(processKey + '.remove', remove)
+
+      ipc.of[nodeKey].emit(processKey + '.ready')
+      console.log('Ready.')
+    })
+  }
+})()
-- 
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