Store magnet URI once torrent has been parsed

Fixes #1035.

src/renderer/controllers/torrent-controller.js

@@ -10,7 +10,7 @@ module.exports = class TorrentController {
     this.state = state
   }
 
-  torrentInfoHash (torrentKey, infoHash) {
+  torrentParsed (torrentKey, infoHash, magnetURI) {
     let torrentSummary = this.getTorrentSummary(torrentKey)
     console.log('got infohash for %s torrent %s',
       torrentSummary ? 'existing' : 'new', torrentKey)
@@ -33,6 +33,7 @@ module.exports = class TorrentController {
     }
 
     torrentSummary.infoHash = infoHash
+    torrentSummary.magnetURI = magnetURI
     dispatch('update')
   }
 
@@ -62,7 +63,6 @@ module.exports = class TorrentController {
     torrentSummary.status = 'downloading'
     torrentSummary.name = torrentSummary.displayName || torrentInfo.name
     torrentSummary.path = torrentInfo.path
-    torrentSummary.magnetURI = torrentInfo.magnetURI
     // TODO: make torrentInfo immutable, save separately as torrentSummary.info
     // For now, check whether torrentSummary.files has already been set:
     const hasDetailedFileInfo = torrentSummary.files && torrentSummary.files[0].path

src/renderer/main.js

@@ -336,7 +336,7 @@ function setupIpc () {
   ipcRenderer.on('windowBoundsChanged', onWindowBoundsChanged)
 
   const tc = controllers.torrent()
-  ipcRenderer.on('wt-infohash', (e, ...args) => tc.torrentInfoHash(...args))
+  ipcRenderer.on('wt-parsed', (e, ...args) => tc.torrentParsed(...args))
   ipcRenderer.on('wt-metadata', (e, ...args) => tc.torrentMetadata(...args))
   ipcRenderer.on('wt-done', (e, ...args) => tc.torrentDone(...args))
   ipcRenderer.on('wt-warning', (e, ...args) => tc.torrentWarning(...args))

src/renderer/webtorrent.js

@@ -148,7 +148,7 @@ function addTorrentEvents (torrent) {
   torrent.on('error', (err) =>
     ipc.send('wt-error', torrent.key, err.message))
   torrent.on('infoHash', () =>
-    ipc.send('wt-infohash', torrent.key, torrent.infoHash))
+    ipc.send('wt-parsed', torrent.key, torrent.infoHash, torrent.magnetURI))
   torrent.on('metadata', torrentMetadata)
   torrent.on('ready', torrentReady)
   torrent.on('done', torrentDone)