Custom external media player

src/main/external-player.js

@@ -0,0 +1,65 @@
+module.exports = {
+  spawn,
+  kill,
+  checkInstall
+}
+
+var cp = require('child_process')
+var vlcCommand = require('vlc-command')
+
+var log = require('./log')
+var windows = require('./windows')
+
+// holds a ChildProcess while we're playing a video in an external player, null otherwise
+var proc
+
+function checkInstall (path, cb) {
+  // check for VLC if external player has not been specified by the user
+  // otherwise assume the player is installed
+  if (path == null) return vlcCommand((err) => cb(!err))
+  process.nextTick(() => cb(true))
+}
+
+function spawn (path, url) {
+  if (path != null) return spawnExternal(path, [url])
+
+  // Try to find and use VLC if external player is not specified
+  vlcCommand(function (err, vlcPath) {
+    if (err) return windows.main.dispatch('externalPlayerNotFound')
+    var args = ['--play-and-exit', '--video-on-top', '--no-video-title-show', '--quiet', url]
+    spawnExternal(vlcPath, args)
+  })
+}
+
+function kill () {
+  if (!proc) return
+  log('Killing external player, pid ' + proc.pid)
+  proc.kill('SIGKILL') // kill -9
+  proc = null
+}
+
+function spawnExternal (path, args) {
+  log('Running external media player:', path + ' ' + args.join(' '))
+
+  proc = cp.spawn(path, args)
+
+  // If it works, close the modal after a second
+  var closeModalTimeout = setTimeout(() =>
+    windows.main.dispatch('exitModal'), 1000)
+
+  proc.on('close', function (code) {
+    clearTimeout(closeModalTimeout)
+    if (!proc) return // Killed
+    log('External player exited with code ', code)
+    if (code === 0) {
+      windows.main.dispatch('backToList')
+    } else {
+      windows.main.dispatch('externalPlayerNotFound')
+    }
+    proc = null
+  })
+
+  proc.on('error', function (e) {
+    log('External player error', e)
+  })
+}

src/main/ipc.js

@@ -13,16 +13,13 @@ var menu = require('./menu')
 var powerSaveBlocker = require('./power-save-blocker')
 var shell = require('./shell')
 var shortcuts = require('./shortcuts')
-var vlc = require('./vlc')
+var externalPlayer = require('./external-player')
 var windows = require('./windows')
 var thumbar = require('./thumbar')
 
 // Messages from the main process, to be sent once the WebTorrent process starts
 var messageQueueMainToWebTorrent = []
 
-// holds a ChildProcess while we're playing a video in VLC, null otherwise
-var vlcProcess
-
 function init () {
   var ipc = electron.ipcMain
 
@@ -105,52 +102,17 @@ function init () {
   ipc.on('toggleFullScreen', (e, ...args) => main.toggleFullScreen(...args))
 
   /**
-   * VLC
-   * TODO: Move most of this code to vlc.js
+   * External Media Player
    */
 
-  ipc.on('checkForVLC', function (e) {
-    vlc.checkForVLC(function (isInstalled) {
-      windows.main.send('checkForVLC', isInstalled)
+  ipc.on('checkForExternalPlayer', function (e, path) {
+    externalPlayer.checkInstall(path, function (isInstalled) {
+      windows.main.send('checkForExternalPlayer', isInstalled)
     })
   })
 
-  ipc.on('vlcPlay', function (e, url) {
-    var args = ['--play-and-exit', '--video-on-top', '--no-video-title-show', '--quiet', url]
-    log('Running vlc ' + args.join(' '))
-
-    vlc.spawn(args, function (err, proc) {
-      if (err) return windows.main.dispatch('vlcNotFound')
-      vlcProcess = proc
-
-      // If it works, close the modal after a second
-      var closeModalTimeout = setTimeout(() =>
-        windows.main.dispatch('exitModal'), 1000)
-
-      vlcProcess.on('close', function (code) {
-        clearTimeout(closeModalTimeout)
-        if (!vlcProcess) return // Killed
-        log('VLC exited with code ', code)
-        if (code === 0) {
-          windows.main.dispatch('backToList')
-        } else {
-          windows.main.dispatch('vlcNotFound')
-        }
-        vlcProcess = null
-      })
-
-      vlcProcess.on('error', function (e) {
-        log('VLC error', e)
-      })
-    })
-  })
-
-  ipc.on('vlcQuit', function () {
-    if (!vlcProcess) return
-    log('Killing VLC, pid ' + vlcProcess.pid)
-    vlcProcess.kill('SIGKILL') // kill -9
-    vlcProcess = null
-  })
+  ipc.on('openExternalPlayer', (e, ...args) => externalPlayer.spawn(...args))
+  ipc.on('quitExternalPlayer', () => externalPlayer.kill())
 
   // Capture all events
   var oldEmit = ipc.emit

src/main/vlc.js

@@ -1,22 +0,0 @@
-module.exports = {
-  checkForVLC,
-  spawn
-}
-
-var cp = require('child_process')
-var vlcCommand = require('vlc-command')
-
-// Finds if VLC is installed on Mac, Windows, or Linux.
-// Calls back with true or false: whether VLC was detected
-function checkForVLC (cb) {
-  vlcCommand((err) => cb(!err))
-}
-
-// Spawns VLC with child_process.spawn() to return a ChildProcess object
-// Calls back with (err, childProcess)
-function spawn (args, cb) {
-  vlcCommand(function (err, vlcPath) {
-    if (err) return cb(err)
-    cb(null, cp.spawn(vlcPath, args))
-  })
-}