index.js

'use strict';

var cacheManager = require('cache-manager');
var memoryCache = cacheManager.caching({store: 'memory', max: 100, ttl: 0});
var libMpd = require('./lib/mpd.js');
var libQ = require('kew');
var libFast = require('fast.js');
var libFsExtra = require('fs-extra');
var fs = require('fs');
var exec = require('child_process').exec;
var parser = require('cue-parser');
var mm = require('music-metadata');
var os = require('os');
var execSync = require('child_process').execSync;
var ignoreupdate = false;
// tracknumbers variable below adds track numbers to titles if set to true. Set to false for normal behavour.
var tracknumbers = false;
// compilation array below adds different strings used to describe albumartist in compilations or 'multiple artist' albums
var compilation = ['Various', 'various', 'Various Artists', 'various artists', 'VA', 'va'];
// atistsort variable below will list artists by albumartist if set to true or artist if set to false
var artistsort = true;
var dsd_autovolume = false;
var singleBrowse = false;
var startup = true;
var stickingMusicLibrary = false;

// Define the ControllerMpd class
module.exports = ControllerMpd;
function ControllerMpd (context) {
  // This fixed variable will let us refer to 'this' object at deeper scopes
  this.context = context;
  this.commandRouter = this.context.coreCommand;
  this.logger = this.context.logger;
  this.configManager = this.context.configManager;
  this.config = new (require('v-conf'))();
  this.registeredCallbacks = [];
}

// Public Methods ---------------------------------------------------------------------------------------
// These are 'this' aware, and return a promise

// Define a method to clear, add, and play an array of tracks

// MPD Play
ControllerMpd.prototype.play = function (N) {
  this.logger.info('ControllerMpd::play ' + N);
  return this.sendMpdCommand('play', [N]);
};

// MPD Add
ControllerMpd.prototype.add = function (data) {
  var self = this;
  this.commandRouter.pushToastMessage('success', data + self.commandRouter.getI18nString('COMMON.ADD_QUEUE_TEXT_1'));
  return this.sendMpdCommand('add', [data]);
};
// MPD Remove
ControllerMpd.prototype.remove = function (position) {
  this.logger.info('ControllerMpd::remove ' + position);
  return this.sendMpdCommand('delete', [position]);
};

// MPD Next
ControllerMpd.prototype.next = function () {
  this.logger.info('ControllerMpd::next');
  return this.sendMpdCommand('next', []);
};

// MPD Previous
ControllerMpd.prototype.previous = function () {
  this.logger.info('ControllerMpd::previous');
  return this.sendMpdCommand('previous', []);
};

// MPD Seek
ControllerMpd.prototype.seek = function (timepos) {
  this.logger.info('ControllerMpd::seek to ' + timepos);
  return this.sendMpdCommand('seekcur', [timepos]);
};

// MPD Random
ControllerMpd.prototype.random = function (randomcmd) {
  var self = this;
  var string = randomcmd ? 1 : 0;
  this.commandRouter.pushToastMessage('success', 'Random', string === 1 ? self.commandRouter.getI18nString('COMMON.ON') : self.commandRouter.getI18nString('COMMON.OFF'));
  return this.sendMpdCommand('random', [string]);
};

// MPD Repeat
ControllerMpd.prototype.repeat = function (repeatcmd) {
  var self = this;
  var string = repeatcmd ? 1 : 0;
  this.commandRouter.pushToastMessage('success', 'Repeat', string === 1 ? self.commandRouter.getI18nString('COMMON.ON') : self.commandRouter.getI18nString('COMMON.ON'));
  return this.sendMpdCommand('repeat', [string]);
};

// MPD clear
ControllerMpd.prototype.clear = function () {
  this.logger.info('ControllerMpd::clear');
  return this.sendMpdCommand('clear', []);
};

// MPD enable output
ControllerMpd.prototype.enableOutput = function (output) {
  this.logger.info('Enable Output ' + output);
  return this.sendMpdCommand('enableoutput', [output]);
};

// MPD disable output
ControllerMpd.prototype.disableOutput = function (output) {
  this.logger.info('Disable Output ' + output);
  return this.sendMpdCommand('disableoutput', [output]);
};

// UpdateDB
ControllerMpd.prototype.updateMpdDB = function () {
  this.logger.info('Update mpd DB');
  return this.sendMpdCommand('update', []);
};

ControllerMpd.prototype.addPlay = function (fileName) {
  var self = this;

  this.logger.info('ControllerMpd::addPlay');
  this.commandRouter.pushToastMessage('Success', '', fileName + self.commandRouter.getI18nString('COMMON.ADD_QUEUE_TEXT_1'));

  // Add playlists and cue with load command
  if (fileName.endsWith('.cue') || fileName.endsWith('.pls') || fileName.endsWith('.m3u')) {
    this.logger.info('Adding Playlist: ' + fileName);
    return this.sendMpdCommandArray([
      {command: 'clear', parameters: []},
      {command: 'load', parameters: [fileName]},
      {command: 'play', parameters: []}
    ]);
  } else if (fileName.startsWith('albums')) {
    return self.playAlbum(fileName);
  } else {
    return this.sendMpdCommandArray([
      {command: 'clear', parameters: []},
      {command: 'add', parameters: [fileName]},
      {command: 'play', parameters: []}
    ]);
  }
  /* .then(function() {
	 self.commandRouter.volumioPlay();

	 }); */
};

ControllerMpd.prototype.addPlayCue = function (data) {
  var self = this;

  if (data.number !== undefined) {
    this.logger.info('Adding CUE individual entry: ' + data.number + ' ' + data.uri);
    var cueItem = this.explodeCue(data.uri, data.number);

    this.commandRouter.addQueueItems([{
      uri: cueItem.uri,
      type: cueItem.type,
      service: cueItem.service,
      name: cueItem.name,
      artist: cueItem.artist,
      album: cueItem.album,
      number: cueItem.number,
      albumart: cueItem.albumart,
      year: cueItem.date,
    }]);

    var index = this.commandRouter.stateMachine.playQueue.arrayQueue.length;
    this.commandRouter.volumioPlay(index);
  }
};

// MPD music library
ControllerMpd.prototype.getTracklist = function () {
  var self = this;
  this.logger.info('ControllerMpd::getTracklist');

  return self.mpdReady
    .then(function () {
      return libQ.nfcall(self.clientMpd.sendCommand.bind(self.clientMpd), libMpd.cmd('listallinfo', []));
    })
    .then(function (objResult) {
      var listInfo = self.parseListAllInfoResult(objResult);
      return listInfo.tracks;
    });
};

// Internal methods ---------------------------------------------------------------------------
// These are 'this' aware, and may or may not return a promise

// Parses the info out of the 'listallinfo' MPD command
// Metadata fields to roughly conform to Ogg Vorbis standards (http://xiph.org/vorbis/doc/v-comment.html)
ControllerMpd.prototype.parseListAllInfoResult = function (sInput) {
  var arrayLines = sInput.split('\n');
  var objReturn = {};
  var curEntry = {};

  objReturn.tracks = [];
  objReturn.playlists = [];
  var nLines = arrayLines.length;

  for (var i = 0; i < nLines; i++) {
    var arrayLineParts = libFast.map(arrayLines[i].split(':'), function (sPart) {
      return sPart.trim();
    });

    if (arrayLineParts[0] === 'file') {
      curEntry = {
        'name': '',
        'service': this.servicename,
        'uri': arrayLineParts[1],
        'browsepath': [this.displayname].concat(arrayLineParts[1].split('/').slice(0, -1)),
        'artists': [],
        'album': '',
        'genres': [],
        'performers': [],
        'tracknumber': 0,
        'year': '',
        'duration': 0
      };
      objReturn.tracks.push(curEntry);
    } else if (arrayLineParts[0] === 'playlist') {
      // Do we even need to parse MPD playlists?
    } else if (arrayLineParts[0] === 'Time') {
      curEntry.duration = arrayLineParts[1];
    } else if (arrayLineParts[0] === 'Title') {
      curEntry.name = arrayLineParts[1];
    } else if (arrayLineParts[0] === 'Artist') {
      curEntry.artists = libFast.map(arrayLineParts[1].split(','), function (sArtist) {
        // TODO - parse other options in artist string, such as "feat."
        return sArtist.trim();
      });
    } else if (arrayLineParts[0] === 'AlbumArtist') {
      curEntry.performers = libFast.map(arrayLineParts[1].split(','), function (sPerformer) {
        return sPerformer.trim();
      });
    } else if (arrayLineParts[0] === 'Album') {
      curEntry.album = arrayLineParts[1];
    } else if (arrayLineParts[0] === 'Track') {
      curEntry.tracknumber = Number(arrayLineParts[1]);
    } else if (arrayLineParts[0] === 'Date') {
      // TODO - parse into a date object
      curEntry.year = arrayLineParts[1];
    }
  }

  return objReturn;
};

// Define a method to get the MPD state
ControllerMpd.prototype.getState = function () {
  this.logger.info('ControllerMpd::getState');
  var timeCurrentUpdate = Date.now();
  this.timeLatestUpdate = timeCurrentUpdate;

  var self = this;
  return self.sendMpdCommand('status', [])
  /* .then(function(data) {
	 return self.haltIfNewerUpdateRunning(data, timeCurrentUpdate);
	 }) */
    .then(function (objState) {
      var collectedState = self.parseState(objState);
      // If there is a track listed as currently playing, get the track info
      if (collectedState.position !== null) {
        return self.sendMpdCommand('playlistinfo', [collectedState.position])
        /* .then(function(data) {
				 return self.haltIfNewerUpdateRunning(data, timeCurrentUpdate);
				 }) */
          .then(function (objTrackInfo) {
            var trackinfo = self.parseTrackInfo(objTrackInfo);
            collectedState.isStreaming = trackinfo.isStreaming != undefined ? trackinfo.isStreaming : false;
            collectedState.title = trackinfo.title;
            collectedState.artist = trackinfo.artist;
            collectedState.album = trackinfo.album;
            collectedState.year = trackinfo.year;
            // collectedState.albumart = trackinfo.albumart;
            collectedState.uri = trackinfo.uri;
            collectedState.trackType = trackinfo.trackType.split('?')[0];
            return collectedState;
          });
        // Else return null track info
      } else {
        collectedState.isStreaming = false;
        collectedState.title = null;
        collectedState.artist = null;
        collectedState.album = null;
        // collectedState.albumart = null;
        collectedState.uri = null;
        return collectedState;
      }
    });
};

// Stop the current status update thread if a newer one exists
ControllerMpd.prototype.haltIfNewerUpdateRunning = function (data, timeCurrentThread) {
  var self = this;
  this.logger.info('ControllerMpd::haltIfNewerUpdateRunning');

  if (self.timeLatestUpdate > timeCurrentThread) {
    return libQ.reject('Alert: Aborting status update - newer one detected');
  } else {
    return libQ.resolve(data);
  }
};

// Announce updated MPD state
ControllerMpd.prototype.pushState = function (state) {
  var self = this;
  this.logger.info('ControllerMpd::pushState');

  return self.commandRouter.servicePushState(state, self.servicename);
};

// Pass the error if we don't want to handle it
ControllerMpd.prototype.pushError = function (sReason) {
  var self = this;
  self.logger.error('ControllerMpd::pushError: ' + sReason);

  // Return a resolved empty promise to represent completion
  return libQ.resolve();
};

// Define a general method for sending an MPD command, and return a promise for its execution
ControllerMpd.prototype.sendMpdCommand = function (sCommand, arrayParameters) {
  var self = this;
  self.logger.verbose('ControllerMpd::sendMpdCommand ' + sCommand);

  const start=Date.now()
  return self.mpdReady
    .then(function () {
      return libQ.nfcall(self.clientMpd.sendCommand.bind(self.clientMpd), libMpd.cmd(sCommand, arrayParameters));
    })
    .then(function (response) {
      var respobject = libMpd.parseKeyValueMessage.call(libMpd, response);
      // If there's an error show an alert on UI
      if ('error' in respobject) {
        self.commandRouter.broadcastToastMessage('error', 'Error', respobject.error);

        self.sendMpdCommand('clearerror', []);
      }
      const stop=Date.now()
      self.logger.info("sendMpdCommand "+sCommand+" took "+(stop-start)+" milliseconds")
            
      return libQ.resolve(respobject);
    });
};

// Define a general method for sending an array of MPD commands, and return a promise for its execution
// Command array takes the form [{command: sCommand, parameters: arrayParameters}, ...]
ControllerMpd.prototype.sendMpdCommandArray = function (arrayCommands) {
  var self = this;

  return self.mpdReady
    .then(function () {
      return libQ.nfcall(self.clientMpd.sendCommands.bind(self.clientMpd),
        libFast.map(arrayCommands, function (currentCommand) {
          self.logger.verbose('MPD COMMAND ' + currentCommand);
          return libMpd.cmd(currentCommand.command, currentCommand.parameters);
        })
      );
    })
    .then(libMpd.parseKeyValueMessage.bind(libMpd));
};

// Parse MPD's track info text into Volumio recognizable object
ControllerMpd.prototype.parseTrackInfo = function (objTrackInfo) {
  var self = this;
  self.logger.verbose('ControllerMpd::parseTrackInfo');

  // this.commandRouter.logger.info("OBJTRACKINFO "+JSON.stringify(objTrackInfo));
  var resp = {};

  if (objTrackInfo.Time === 0) {
    resp.isStreaming = true;
  }

  if (objTrackInfo.file != undefined) {
    resp.uri = objTrackInfo.file;
    resp.trackType = objTrackInfo.file.split('.').pop();
    if (resp.trackType.length > 10) {
      resp.trackType = '';
    }
    if (resp.uri.indexOf('cdda:///') >= 0) {
      resp.trackType = 'CD Audio';
      resp.title = resp.uri.replace('cdda:///', 'Track ');
    } else if (resp.uri.indexOf('qobuz.com') >= 0) {
      resp.trackType = 'qobuz';
    } else if (resp.uri.indexOf('tidal.com') >= 0) {
      resp.trackType = 'tidal';
    } else if (resp.uri.indexOf('http://') >= 0) {
      resp.service = 'dirble';
      if (objTrackInfo.file.indexOf('bbc') >= 0 && objTrackInfo.Name) {
        objTrackInfo.Name = objTrackInfo.Name.replace(/_/g, ' ').replace('bbc', 'BBC');
        objTrackInfo.file = objTrackInfo.Name;
      }
    }
  } else {
    resp.uri = null;
  }

  if (objTrackInfo.Title != undefined) {
    resp.title = objTrackInfo.Title;
  } else {
    var file = objTrackInfo.file;
    if (file !== undefined) {
      var filetitle = file.replace(/^.*\/(?=[^\/]*$)/, '');

      resp.title = filetitle;
    }
  }

  if (objTrackInfo.Artist != undefined) {
    resp.artist = objTrackInfo.Artist;
  } else if (objTrackInfo.Name != undefined) {
    resp.artist = objTrackInfo.Name;
  } else {
    resp.artist = null;
  }

  if (objTrackInfo.Album != undefined) {
    resp.album = objTrackInfo.Album;
  } else {
    resp.album = null;
  }

  var web;

  if (objTrackInfo.Artist != undefined) {
    if (objTrackInfo.Album != undefined) {
      web = {artist: objTrackInfo.Artist, album: objTrackInfo.Album};
    } else {
      web = {artist: objTrackInfo.Artist};
    }
  }

  var artUrl;

  if (resp.isStreaming) {
    artUrl = this.getAlbumArt(web);
  } else {
    artUrl = this.getAlbumArt(web, file);
  }

  if (objTrackInfo.bitrate) {
    resp.bitrate = objTrackInfo.bitrate;
  } else {
    resp.bitrate = null;
  }

  resp.albumart = artUrl;

  return resp;
};

// Parse MPD's text playlist into a Volumio recognizable playlist object
ControllerMpd.prototype.parsePlaylist = function (objQueue) {
  var self = this;

  // objQueue is in form {'0': 'file: http://uk4.internet-radio.com:15938/', '1': 'file: http://2363.live.streamtheworld.com:80/KUSCMP128_SC'}
  // We want to convert to a straight array of trackIds
  return libQ.fcall(libFast.map, Object.keys(objQueue), function (currentKey) {
    return convertUriToTrackId(objQueue[currentKey]);
  });
};

// Parse MPD's text status into a Volumio recognizable status object
ControllerMpd.prototype.parseState = function (objState) {
  var self = this;
  // console.log(objState);

  self.logger.verbose('ControllerMpd::parseState');

  // Pull track duration out of status message
  var nDuration = null;
  if ('time' in objState) {
    var arrayTimeData = objState.time.split(':');
    nDuration = Math.round(Number(arrayTimeData[1]));
  }

  // Pull the elapsed time
  var nSeek = null;
  if ('elapsed' in objState) {
    nSeek = Math.round(Number(objState.elapsed) * 1000);
  }

  // Pull the queue position of the current track
  var nPosition = null;
  if ('song' in objState) {
    nPosition = Number(objState.song);
  }

  // Pull audio metrics
  var nBitDepth = null;
  var nSampleRate = null;
  var nChannels = null;
  if ('audio' in objState) {
    var objMetrics = objState.audio.split(':');
    var nSampleRateRaw = Number(objMetrics[0]) / 1000;
    nBitDepth = Number(objMetrics[1]) + ' bit';
    nChannels = Number(objMetrics[2]);
    if (objMetrics[1] == 'f') {
      nBitDepth = '32 bit';
    } else if (objMetrics[0] == 'dsd64') {
      var nSampleRateRaw = '2.82 MHz';
      nBitDepth = '1 bit';
      nChannels = 2;
    } else if (objMetrics[0] == 'dsd128') {
      var nSampleRateRaw = '5.64 MHz';
      nBitDepth = '1 bit';
      nChannels = 2;
    } else if (objMetrics[0] == 'dsd256') {
      var nSampleRateRaw = '11.28 MHz';
      nBitDepth = '1 bit';
      nChannels = 2;
    } else if (objMetrics[0] == 'dsd512') {
      var nSampleRateRaw = '22.58 MHz';
      nBitDepth = '1 bit';
      nChannels = 2;
    } else if (objMetrics[1] == 'dsd') {
      if (nSampleRateRaw === 352.8) {
        var nSampleRateRaw = '2.82 MHz';
        nBitDepth = '1 bit';
      } else if (nSampleRateRaw === 705.6) {
        var nSampleRateRaw = '5.64 MHz';
        nBitDepth = '1 bit';
      } else if (nSampleRateRaw === 1411.2) {
        var nSampleRateRaw = '11.2 MHz';
        nBitDepth = '1 bit';
      } else {
        var nSampleRateRaw = nSampleRateRaw + ' kHz';
      }
    } else {
      var nSampleRateRaw = nSampleRateRaw + ' kHz';
    }
    nSampleRate = nSampleRateRaw;
  }
  var random = null;
  if ('random' in objState) {
    random = objState.random == 1;
  }

  var repeat = null;
  if ('repeat' in objState) {
    repeat = objState.repeat == 1;
  }

  var sStatus = null;
  if ('state' in objState) {
    sStatus = objState.state;
  }

  var updatedb = false;
  if ('updating_db' in objState) {
    updatedb = true;
  }

  var bitrate = null;
  if ('bitrate' in objState) {
    if (objState.bitrate !== '0') {
      bitrate = objState.bitrate + ' Kbps';
    }
  }

  return {
    status: sStatus,
    position: nPosition,
    seek: nSeek,
    duration: nDuration,
    samplerate: nSampleRate,
    bitdepth: nBitDepth,
    channels: nChannels,
    random: random,
    updatedb: updatedb,
    repeat: repeat,
    bitrate: bitrate
  };
};

ControllerMpd.prototype.logDone = function (timeStart) {
  var self = this;
  self.commandRouter.pushConsoleMessage('------------------------------ ' + (Date.now() - timeStart) + 'ms');
  return libQ.resolve();
};

ControllerMpd.prototype.logStart = function (sCommand) {
  var self = this;
  self.commandRouter.pushConsoleMessage('\n' + '---------------------------- ' + sCommand);
  return libQ.resolve();
};

/*
 * This method can be defined by every plugin which needs to be informed of the startup of Volumio.
 * The Core controller checks if the method is defined and executes it on startup if it exists.
 */
ControllerMpd.prototype.onVolumioStart = function () {
  var self = this;

  this.commandRouter.sharedVars.registerCallback('alsa.outputdevice', this.outputDeviceCallback.bind(this));
  var configFile = self.commandRouter.pluginManager.getConfigurationFile(self.context, 'config.json');
  self.config.loadFile(configFile);
  self.loadLibrarySettings();
  dsd_autovolume = self.config.get('dsd_autovolume', false);
  self.getPlaybackMode();
  
  return self.mpdInit();
};

ControllerMpd.prototype.mpdInit = function () {
  var self = this;
  var defer = libQ.defer()

  if (process.env.WRITE_MPD_CONFIGURATION_ON_STARTUP === 'true') {
    self.logger.info('Creating MPD Configuration file');
    self.createMPDFile(function (error) {
      if (error !== undefined && error !== null) {
        self.logger.error('Could not create MPD File on system start: ' + error);
        defer.resolve();
      } else {
        self.restartMpd(function (error) {
          if (error !== null && error != undefined) {
            self.logger.error('Cannot start MPD on system Start: ' + error);
            defer.resolve();
          } else {
            defer.resolve(self.initializeMpdConnection());
          }
        });
      }
    });
  } else {
    defer.resolve(self.initializeMpdConnection());
  }
  return defer.promise;
};

ControllerMpd.prototype.initializeMpdConnection = function () {
  var self = this;
  var defer = libQ.defer()

  // Connect to MPD only if process MPD is running
  exec('/bin/pidof mpd', {uid: 1000, gid: 1000}, function (error, stdout, stderr) {
    if (error) {
      self.logger.error('Cannot initialize  MPD Connection: MPD is not running');
      defer.resolve();
    } else {
      if (stdout && stdout.length) {
        self.logger.info('MPD running with PID' + stdout + ' ,establishing connection');
        self.mpdEstablish();
      } else {
        self.logger.error('Cannot initialize  MPD Connection: MPD is not running');
      }
      defer.resolve();
    }
  });
};

ControllerMpd.prototype.mpdEstablish = function () {
  var self = this;

  // TODO use names from the package.json instead
  self.servicename = 'mpd';
  self.displayname = 'MPD';

  // getting configuration

  // Save a reference to the parent commandRouter
  self.commandRouter = self.context.coreCommand;
  // Connect to MPD
  self.mpdConnect();

  // Make a promise for when the MPD connection is ready to receive events
  self.mpdReady = libQ.nfcall(self.clientMpd.on.bind(self.clientMpd), 'ready');

  self.mpdReady.then(function () {
    if (startup) {
      startup = false;
      self.checkUSBDrives();
      self.listAlbums();
    }
  });

  // Catch and log errors
  self.clientMpd.on('error', function (err) {
    self.logger.error('MPD error: ' + err);
    if (err = "{ [Error: This socket has been ended by the other party] code: 'EPIPE' }") {
      // Wait 5 seconds before trying to reconnect
      setTimeout(function () {
        self.mpdEstablish();
      }, 5000);
    } else {
      self.logger.error(err);
    }
  });

  // This tracks the the timestamp of the newest detected status change
  self.timeLatestUpdate = 0;
  self.updateQueue();

  // TODO remove pertaining function when properly found out we don't need em
  // self.fswatch();
  // When playback status changes
  self.clientMpd.on('system', function (status) {
    var timeStart = Date.now();

    if (!ignoreupdate && status != 'playlist' && status != undefined) {
      self.logStart('MPD announces state update: ' + status)
        .then(self.getState.bind(self))
        .then(self.pushState.bind(self))
        .fail(self.pushError.bind(self))
        .done(function () {
          return self.logDone(timeStart);
        });
    } else {
      self.logger.info('Ignoring MPD Status Update');
    }
  });

  self.clientMpd.on('system-playlist', function () {
    var timeStart = Date.now();

    if (!ignoreupdate) {
      self.logStart('MPD announces system playlist update')
        .then(self.updateQueue.bind(self))
        .fail(self.pushError.bind(self))
        .done(function () {
          return self.logDone(timeStart);
        });
    } else {
      self.logger.info('Ignoring MPD Status Update');
    }
  });

  // Notify that The mpd DB has changed
  self.clientMpd.on('system-database', function () {
    // return self.commandRouter.fileUpdate();
    // return self.reportUpdatedLibrary();
    // Refresh AlbumList - delete the current AlbumList cache entry
    memoryCache.del('cacheAlbumList', function (err) {});
    // Store new AlbumList in cache
    self.listAlbums();
    self.logger.info('MPD Database updated - AlbumList cache refreshed');
  });

  self.clientMpd.on('system-update', function () {
    if (!ignoreupdate) {
      self.sendMpdCommand('status', [])
        .then(function (objState) {
          var state = self.parseState(objState);
          execSync('/bin/sync', { uid: 1000, gid: 1000});
          return self.commandRouter.fileUpdate(state.updatedb);
        });
    } else {
      self.logger.info('Ignoring MPD Status Update');
    }
  });
};

ControllerMpd.prototype.mpdConnect = function () {
  var self = this;

  var nHost = self.config.get('nHost');
  var nPort = self.config.get('nPort');
  self.clientMpd = libMpd.connect({port: nPort, host: nHost});
};

ControllerMpd.prototype.outputDeviceCallback = function () {
  var self = this;

  var defer = libQ.defer();
  self.logger.info('Output device has changed, restarting MPD');
  self.createMPDFile(function (error) {
    if (error !== undefined && error !== null) {
      self.commandRouter.pushToastMessage('error', self.commandRouter.getI18nString('COMMON.CONFIGURATION_UPDATE'), self.commandRouter.getI18nString('COMMON.CONFIGURATION_UPDATE_ERROR'));
      defer.resolve({});
    } else {
      // self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('mpd_configuration_update'), self.commandRouter.getI18nString('mpd_playback_configuration_error'));

      self.restartMpd(function (error) {
        if (error !== null && error != undefined) {
          self.logger.info('Cannot restart MPD: ' + error);
          // self.commandRouter.pushToastMessage('error', self.commandRouter.getI18nString('mpd_player_restart'), self.commandRouter.getI18nString('mpd_player_restart_error'));
        } else {
          self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('COMMON.CONFIGURATION_UPDATE'), self.commandRouter.getI18nString('COMMON.PLAYER_RESTARTED'));
        }
        defer.resolve({});
      });
    }
  });
};

ControllerMpd.prototype.savePlaybackOptions = function (data) {
  var self = this;

  var defer = libQ.defer();

  self.config.set('dsd_autovolume', data['dsd_autovolume']);
  self.config.set('volume_normalization', data['volume_normalization']);
  self.config.set('audio_buffer_size', data['audio_buffer_size'].value);
  self.config.set('buffer_before_play', data['buffer_before_play'].value);
  self.config.set('dop', data['dop'].value);
  dsd_autovolume = data['dsd_autovolume'];

  var isonew = data.iso;
  var iso = self.config.get('iso', false);

  if (self.config.get('persistent_queue') == null) {
    self.config.addConfigValue('persistent_queue', 'boolean', data['persistent_queue']);
  } else {
    self.config.set('persistent_queue', data['persistent_queue']);
  }

  var playbackModeNew = data['playback_mode_list'].value;
  if (playbackModeNew !== process.env.PLAYBACK_MODE) {
      self.setPlaybackMode(playbackModeNew);
  }


  if (isonew != iso) {
    self.config.set('iso', data['iso']);
    if (isonew) {
      // iso enabled
      execSync('/usr/bin/sudo /bin/systemctl stop mpd', {uid: 1000, gid: 1000, encoding: 'utf8'});
      execSync('echo "volumio" | sudo -S /bin/cp -f /usr/bin/mpdsacd /usr/bin/mpd', {
        uid: 1000,
        gid: 1000,
        encoding: 'utf8'
      });
      execSync('/bin/sync', {uid: 1000, gid: 1000, encoding: 'utf8'});
      setTimeout(function () {
        exec('/usr/bin/mpc update', {uid: 1000, gid: 1000},
          function (error, stdout, stderr) {
            if (error) {
              self.logger.error('Cannot Update MPD DB: ' + error);
            }
          });
        var responseData = {
          title: self.commandRouter.getI18nString('PLAYBACK_OPTIONS.PLAYBACK_OPTIONS_TITLE') + ': ISO Playback',
          message: 'ISO Playback ' + self.commandRouter.getI18nString('PLAYBACK_OPTIONS.I2S_DAC_ACTIVATED_MESSAGE'),
          size: 'lg',
          buttons: [
            {
              name: self.commandRouter.getI18nString('COMMON.RESTART'),
              class: 'btn btn-info',
              emit: 'reboot',
              payload: ''
            }
          ]
        };

        self.commandRouter.broadcastMessage('openModal', responseData);
      }, 1000);
    } else {
      execSync('/usr/bin/sudo /usr/bin/killall mpd', {uid: 1000, gid: 1000, encoding: 'utf8'});
      execSync('echo "volumio" | sudo -S /bin/cp -f /usr/bin/mpdorig /usr/bin/mpd', {
        uid: 1000,
        gid: 1000,
        encoding: 'utf8'
      });
      execSync('/bin/sync', {uid: 1000, gid: 1000, encoding: 'utf8'});
      setTimeout(function () {
        exec('/usr/bin/mpc update', {uid: 1000, gid: 1000},
          function (error, stdout, stderr) {
            if (error) {
              self.logger.error('Cannot Update MPD DB: ' + error);
            }
          });
      }, 5000);
    }
  }

  self.createMPDFile(function (error) {
    if (error !== undefined && error !== null) {
      // self.commandRouter.pushToastMessage('error', self.commandRouter.getI18nString('mpd_configuration_update'), self.commandRouter.getI18nString('mpd_configuration_update_error'));
      defer.resolve({});
    } else {
      // self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('mpd_configuration_update'), self.commandRouter.getI18nString('mpd_playback_configuration_error'));

      self.restartMpd(function (error) {
        if (error !== null && error != undefined) {
          self.logger.error('Cannot restart MPD: ' + error);
          self.commandRouter.pushToastMessage('error', self.commandRouter.getI18nString('PLAYBACK_OPTIONS.PLAYBACK_OPTIONS_TITLE'), self.commandRouter.getI18nString('COMMON.SETTINGS_SAVE_ERROR'));
        } else {
          self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('PLAYBACK_OPTIONS.PLAYBACK_OPTIONS_TITLE'), self.commandRouter.getI18nString('COMMON.SETTINGS_SAVED_SUCCESSFULLY'));
        }
        defer.resolve({});
      });
    }
  });

  return defer.promise;
};

ControllerMpd.prototype.saveResampleOptions = function (data) {
  var self = this;

  var defer = libQ.defer();

  self.createMPDFile(function (error) {
    if (error !== undefined && error !== null) {
      // self.commandRouter.pushToastMessage('error', self.commandRouter.getI18nString('mpd_configuration_update'), self.commandRouter.getI18nString('mpd_configuration_update_error'));
      defer.resolve({});
    } else {
      // self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('mpd_configuration_update'), self.commandRouter.getI18nString('mpd_playback_configuration_error'));

      self.restartMpd(function (error) {
        if (error !== null && error != undefined) {
          self.logger.error('Cannot restart MPD: ' + error);
          // self.commandRouter.pushToastMessage('error', self.commandRouter.getI18nString('mpd_player_restart'), self.commandRouter.getI18nString('mpd_player_restart_error'));
        } else
        // self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('mpd_player_restart'), self.commandRouter.getI18nString('mpd_player_restart_success'));

        { defer.resolve({}); }
      });
    }
  });

  return defer.promise;
};

ControllerMpd.prototype.restartMpd = function (callback) {
  var self = this;

  if (callback) {
    exec('/usr/bin/sudo /bin/systemctl restart mpd.service ', {uid: 1000, gid: 1000},
      function (error, stdout, stderr) {
        self.mpdEstablish();
        callback(error);
      });
  } else {
    exec('/usr/bin/sudo /bin/systemctl restart mpd.service ', {uid: 1000, gid: 1000},
      function (error, stdout, stderr) {
        if (error) {
          self.logger.error('Cannot restart MPD: ' + error);
        } else {
          self.mpdEstablish();
        }
      });
  }
};

ControllerMpd.prototype.createMPDFile = function (callback) {
  var self = this;

  exec('/usr/bin/sudo /bin/chmod 777 /etc/mpd.conf', {uid: 1000, gid: 1000},
    function (error, stdout, stderr) {
      if (error != null) {
        self.logger.info('Error setting mpd conf file perms: ' + error);
      } else {
        self.logger.info('MPD Permissions set');
      }
    });

  try {
    fs.readFile(__dirname + '/mpd.conf.tmpl', 'utf8', function (err, data) {
      if (err) {
        return self.logger.error(err);
      }
      var outdev = self.getAdditionalConf('audio_interface', 'alsa_controller', 'outputdevice');
      var mixer = self.getAdditionalConf('audio_interface', 'alsa_controller', 'mixer');

      var resampling = self.getAdditionalConf('audio_interface', 'alsa_controller', 'resampling');
      var resampling_bitdepth = self.getAdditionalConf('audio_interface', 'alsa_controller', 'resampling_target_bitdepth');
      var resampling_samplerate = self.getAdditionalConf('audio_interface', 'alsa_controller', 'resampling_target_samplerate');
      var resampling_quality = self.getAdditionalConf('audio_interface', 'alsa_controller', 'resampling_quality');
      var ffmpeg = self.config.get('ffmpegenable', false);

      var mixerdev = '';
      var mixerstrings = '';
      
      if (process.env.MODULAR_ALSA_PIPELINE === 'true') {
        var realDev = outdev;
        outdev = self.commandRouter.sharedVars.get('alsa.outputdevice');
        if(self.getAdditionalConf('audio_interface', 'alsa_controller', 'softvolume')) {
          mixerdev = 'SoftMaster';
        } else {
          if (realDev.indexOf(',') >= 0) {
            mixerdev = 'hw:' + realDev;
          } else {
            mixerdev = 'hw:' + realDev + ',0';
          }
        }
      
      } else {
        if (outdev != 'softvolume') {
          var realDev = outdev;
          if (outdev.indexOf(',') >= 0) {
            mixerdev = 'hw:' + outdev;
            outdev = 'hw:' + outdev;
          } else {
            mixerdev = 'hw:' + outdev;
            outdev = 'hw:' + outdev + ',0';
          }
        } else {
          mixerdev = 'SoftMaster';
          var realDev = self.getAdditionalConf('audio_interface', 'alsa_controller', 'softvolumenumber');
        }
      }

      var mpdvolume = self.getAdditionalConf('audio_interface', 'alsa_controller', 'mpdvolume');
      if (mpdvolume == undefined) {
        mpdvolume = false;
      }

      var conf1 = data.replace('${gapless_mp3_playback}', self.checkTrue('gapless_mp3_playback'));
      var conf2 = conf1.replace('${device}', outdev);
      var conf3 = conf2.replace('${volume_normalization}', self.checkTrue('volume_normalization'));
      var conf4 = conf3.replace('${audio_buffer_size}', self.config.get('audio_buffer_size'));
      var conf5 = conf4.replace('${buffer_before_play}', self.config.get('buffer_before_play'));
      if (self.config.get('dop', false)) {
        var dop = 'yes';
      } else {
        var dop = 'no';
      }

      // VIM1 fix for buffer on SPDIF OUTPUT
      try {
        var systemHw = execSync("cat /etc/os-release | grep ^VOLUMIO_HARDWARE | tr -d 'VOLUMIO_HARDWARE=\"'", { uid: 1000, gid: 1000}).toString().replace('\n', '');
      } catch (e) {
        self.logger.error('Could not parse Volumio hardware: ' + e);
      }

 			var dopString = dop;
      if (systemHw && systemHw === 'vim1' && realDev && realDev === '0,1') {
        dopString = dop + '"' + os.EOL + '                buffer_time     "5000000';
      }

      // KVIM1 and KVIM2 fix for audio issues with 44.1Khz
      if (systemHw && (systemHw === 'kvim1' || systemHw === 'kvim2')) {
        dopString = dop + '"' + os.EOL + '                buffer_time     "4000000"';
        dopString = dopString + os.EOL + '                period_time     "40000';
      }

      var conf6 = conf5.replace('${dop}', dopString);

      if (mixer) {
        if (mixer.length > 0 && mpdvolume) {
          mixerstrings = 'mixer_device    "' + mixerdev + '"' + os.EOL + '                mixer_control   "' + mixer + '"' + os.EOL + '                mixer_type      "hardware"' + os.EOL;
        }
      }

      var conf7 = conf6.replace('${mixer}', mixerstrings);

      if (self.config.get('iso', false)) {
        var conf9 = conf7.replace('${format}', '');
      } else {
        var multiThreadSox = self.checkIfSoxCanBeMultithread();
        if (multiThreadSox) {
          var soxThreads = '0';
        } else {
          var soxThreads = '1';
        }
        if (resampling) {
          var conf8 = conf7.replace('${sox}', 'resampler {      ' + os.EOL + '  		plugin "soxr"' + os.EOL + '  		quality "' + resampling_quality + '"' + os.EOL + '  		threads "' + soxThreads + '"' + os.EOL + '}');
          var conf9 = conf8.replace('${format}', 'format      "' + resampling_samplerate + ':' + resampling_bitdepth + ':2"');
        } else {
          var conf8 = conf7.replace('${sox}', 'resampler {      ' + os.EOL + '  		plugin "soxr"' + os.EOL + '  		quality "high"' + os.EOL + '  		threads "' + soxThreads + '"' + os.EOL + '}');
          var conf9 = conf8.replace('${format}', '');
        }
      }

      if (self.config.get('iso', false)) {
        // iso enabled
        var isopart = 'decoder { ' + os.EOL + 'plugin "sacdiso"' + os.EOL + 'dstdec_threads "2"' + os.EOL + 'edited_master "true"' + os.EOL + 'lsbitfirst "false"' + os.EOL + 'playable_area "stereo"' + os.EOL + '}' + os.EOL + 'decoder { ' + os.EOL + 'plugin "ffmpeg"' + os.EOL + 'enabled "no"' + os.EOL + '}' + os.EOL;
        var conf10 = conf9.replace('"${sacdiso}"', isopart);
        var conf11 = conf10.replace('${sox}', '');
      } else {
        // iso disabled
        var conf11 = conf9.replace('"${sacdiso}"', ' ');
      }

      if (ffmpeg) {
        var conf12 = conf11.replace('"${ffmpeg}"', 'decoder { ' + os.EOL + 'plugin "ffmpeg"' + os.EOL + 'enabled "yes"' + os.EOL + 'analyzeduration "1000000000"' + os.EOL + 'probesize "1000000000"' + os.EOL + '}' + os.EOL);
      } else {
        var conf12 = conf11.replace('"${ffmpeg}"', ' ');
      }

      for (var callback of self.registeredCallbacks) {
        var data = self.commandRouter.executeOnPlugin(callback.type, callback.plugin, callback.data);
        conf12 += data;
      }

      var additionalConfs = self.getSpecialCardConfig();
      var specialSettings = '';
      if (additionalConfs && additionalConfs.length) {
        specialSettings = '### Device Special Settings';
        for (var i in additionalConfs) {
          specialSettings = specialSettings + os.EOL + '                ' + additionalConfs[i];
        }
      }
      var conf13 = conf12.replace('${special_settings}', specialSettings);

      fs.writeFile('/etc/mpd.conf', conf13, 'utf8', function (err) {
        if (err) {
          self.logger.info('Could not write mpd.conf:' + err);
        }
      });
    });

    callback();
  } catch (err) {
    callback(err);
  }
};

ControllerMpd.prototype.checkTrue = function (config) {
  var self = this;
  var out = 'no';
  var value = self.config.get(config);

  if (value) {
    out = 'yes';
    return out;
  } else {
    return out;
  }
};

/*
 * This method shall be defined by every plugin which needs to be configured.
 */
ControllerMpd.prototype.setConfiguration = function (configuration) {
  // DO something intelligent
};

ControllerMpd.prototype.getConfigParam = function (key) {
  var self = this;
  var confval = self.config.get(key);
  return confval;
};
ControllerMpd.prototype.setConfigParam = function (data) {
  var self = this;

  self.config.set(data.key, data.value);
};

ControllerMpd.prototype.listPlaylists = function (uri) {
  var self = this;

  var defer = libQ.defer();

  var response = {
    'navigation': {
      'lists': [
        {
          'availableListViews': [
            'list'
          ],
          'items': [

          ]
        }
      ]
    }
  };
  if (singleBrowse) {
    response.navigation.prev = {'uri': 'music-library'};
  }
  var promise = self.commandRouter.playListManager.listPlaylist();
  promise.then(function (data) {
    for (var i in data) {
      var ithdata = data[i];
      var playlist = {
        'service': 'mpd',
        'type': 'playlist',
        'title': ithdata,
        'icon': 'fa fa-list-ol',
        'uri': 'playlists/' + ithdata
      };
      response.navigation.lists[0].items.push(playlist);
    }

    defer.resolve(response);
  });

  return defer.promise;
};

ControllerMpd.prototype.browsePlaylist = function (uri) {
  var self = this;

  var defer = libQ.defer();
  var name = uri.split('/')[1];

  var response = {
    'navigation': {
      'lists': [
        {
          'availableListViews': [
            'list'
          ],
          'items': [

          ]
        }
      ],
      'info': {
        'uri': 'playlists/favourites',
        'title': name,
        'name': name,
        'service': 'mpd',
        'type': 'play-playlist',
        'albumart': '/albumart?sourceicon=music_service/mpd/playlisticon.png'
      },
      'prev': {
        'uri': 'playlists'
      }
    }
  };

  var name = uri.split('/')[1];

  var promise = self.commandRouter.playListManager.getPlaylistContent(name);
  promise.then(function (data) {
    var n = data.length;
    for (var i = 0; i < n; i++) {
      var ithdata = data[i];
      var song = {
        service: ithdata.service,
        type: 'song',
        title: ithdata.title,
        artist: ithdata.artist,
        album: ithdata.album,
        albumart: ithdata.albumart,
        uri: ithdata.uri
      };
      response.navigation.lists[0].items.push(song);
    }

    defer.resolve(response);
  });

  return defer.promise;
};

ControllerMpd.prototype.lsInfo = function (uri) {
  var self = this;

  var defer = libQ.defer();

  var sections = uri.split('/');
  var prev = '';
  var folderToList = '';
  var command = 'lsinfo';

  if (sections.length > 1) {
    prev = sections.slice(0, sections.length - 1).join('/');

    folderToList = sections.slice(1).join('/');
    var safeFolderToList = folderToList.replace(/"/g, '\\"');

    command += ' "' + safeFolderToList + '"';
  }

  var cmd = libMpd.cmd;

  self.mpdReady.then(function () {
    self.clientMpd.sendCommand(cmd(command, []), function (err, msg) {
      var list = [];
      if (singleBrowse && uri === 'music-library') {
        prev = '/';
        var browseSources = [{albumart: '/albumart?sourceicon=music_service/mpd/favouritesicon.png', title: self.commandRouter.getI18nString('COMMON.FAVOURITES'), uri: 'favourites', type: 'folder', disablePlayButton: true},
          {albumart: '/albumart?sourceicon=music_service/mpd/playlisticon.png', title: self.commandRouter.getI18nString('COMMON.PLAYLISTS'), uri: 'playlists', type: 'folder', disablePlayButton: true},
          {albumart: '/albumart?sourceicon=music_service/mpd/artisticon.png', title: self.commandRouter.getI18nString('COMMON.ARTISTS'), uri: 'artists://', type: 'folder', disablePlayButton: true},
          {albumart: '/albumart?sourceicon=music_service/mpd/albumicon.png', title: self.commandRouter.getI18nString('COMMON.ALBUMS'), uri: 'albums://', type: 'folder', disablePlayButton: true},
          {albumart: '/albumart?sourceicon=music_service/mpd/genreicon.png', title: self.commandRouter.getI18nString('COMMON.GENRES'), uri: 'genres://', type: 'folder', disablePlayButton: true}];

        for (var i in browseSources) {
          list.push(browseSources[i]);
        }

        if (self.commandRouter.getPluginEnabled('music_service', 'upnp_browser')) {
          list.push({albumart: '/albumart?sourceicon=music_service/upnp_browser/dlnaicon.png', title: self.commandRouter.getI18nString('COMMON.MEDIA_SERVERS'), uri: 'upnp', type: 'folder', disablePlayButton: true});
        }
      }
      if (uri === 'music-library' && stickingMusicLibrary) {
        var musicLibrary = [{albumart: self.getAlbumArt('', '', 'microchip'), title: 'INTERNAL', uri: 'music-library/INTERNAL', type: 'folder'},
          {albumart: self.getAlbumArt('', '', 'server'), title: 'NAS', uri: 'music-library/NAS', type: 'folder'},
          {albumart: self.getAlbumArt('', '', 'usb'), title: 'USB', uri: 'music-library/USB', type: 'folder'}];

        for (var i in musicLibrary) {
          list.push(musicLibrary[i]);
        }
      } else {
        if (msg) {
          var s0 = sections[0] + '/';
          var path;
          var name;
          var dirtype;
          var lines = msg.split('\n');
          for (var i = 0; i < lines.length; i++) {
            var line = lines[i];

            if (line.indexOf('directory:') === 0) {
              var diricon = 'fa fa-folder-open-o';
              path = line.slice(11);
              var namearr = path.split('/');
              name = namearr[namearr.length - 1];

              // early out to exclude hidden folders (eg. ".Trashes")
              if (name.startsWith('.')) {
                continue;
              }

              if (uri === 'music-library') {
                switch (path) {
                  case 'INTERNAL':
                    var albumart = self.getAlbumArt('', '', 'microchip');
                    break;
                  case 'NAS':
                    var albumart = self.getAlbumArt('', '', 'server');
                    break;
                  case 'USB':
                    var albumart = self.getAlbumArt('', '', 'usb');
                    break;
                  default:
                    var albumart = self.getAlbumArt('', '/mnt/' + path, 'folder-o');
                }
              } else {
                var albumart = self.getAlbumArt('', '/mnt/' + path, 'folder-o');
              }
              if (namearr.length == 2 && namearr[0] == 'USB') {
                dirtype = 'remdisk';
                diricon = 'fa fa-usb';
              } else if (uri.indexOf('music-library/INTERNAL') >= 0) {
                dirtype = 'internal-folder';
              } else {
                dirtype = 'folder';
              }

              list.push({
                type: dirtype,
                title: name,
                service: 'mpd',
                albumart: albumart,
                uri: s0 + path
              });
            } else if (line.indexOf('playlist:') === 0) {
              path = line.slice(10);
              name = path.split('/').pop();
              if (path.endsWith('.cue')) {
                try {
                  var cuesheet = parser.parse('/mnt/' + path);

                  list.push({
                    service: 'mpd',
                    type: 'cuefile',
                    title: name,
                    icon: 'fa fa-list-ol',
                    uri: s0 + path
                  });
                  var tracks = cuesheet.files[0].tracks;
                  for (var j in tracks) {
                    list.push({
                      service: 'mpd',
                      type: 'cuesong',
                      title: tracks[j].title,
                      artist: tracks[j].performer,
                      album: path.substring(path.lastIndexOf('/') + 1),
                      number: tracks[j].number - 1,
                      icon: 'fa fa-music',
                      uri: s0 + path
                    });
                  }
                } catch (err) {
                  self.logger.error('Cue Parser - Cannot parse ' + path);
                }
              } else {
                list.push({
                  service: 'mpd',
                  type: 'song',
                  title: name,
                  icon: 'fa fa-list-ol',
                  uri: s0 + path
                });
              }
            } else if (line.indexOf('file:') === 0) {
              var path = line.slice(6);
              var name = path.split('/').pop();

              var artist = self.searchFor(lines, i + 1, 'Artist:');
              var album = self.searchFor(lines, i + 1, 'Album:');
              if (!tracknumbers) {
                var title = self.searchFor(lines, i + 1, 'Title:');
              } else {
                var title1 = self.searchFor(lines, i + 1, 'Title:');
                var track = self.searchFor(lines, i + 1, 'Track:');
                if (track && title1) {
                  var title = track + ' - ' + title1;
                } else {
                  var title = title1;
                }
              }
              var year, albumart, tracknumber, duration, composer, genre;
              if (self.commandRouter.sharedVars.get('extendedMetas')) {
                year = self.searchFor(lines, i + 1, 'Date:');
                if (year) {
                  year = parseInt(year);
                }

                albumart = self.getAlbumArt({artist: artist, album: album},
                  self.getParentFolder('/mnt/' + path), 'fa-tags');
                tracknumber = self.searchFor(lines, i + 1, 'Track:');

                if (tracknumber) {
                  var split = tracknumber.split('/');
                  tracknumber = parseInt(split[0]);
                }

                duration = self.searchFor(lines, i + 1, 'Time:');
                composer = artist;
                genre = self.searchFor(lines, i + 1, 'Genre:');
              }

              if (title) {
                title = title;
              } else {
                title = name;
              }
              var albumart = self.getAlbumArt('', self.getParentFolder('/mnt/' + path), 'music');
              list.push({
                service: 'mpd',
                type: 'song',
                title: title,
                artist: artist,
                album: album,
                uri: s0 + path,
                year: year,
                albumart: albumart,
                genre: genre,
                tracknumber: tracknumber,
                duration: duration,
                composer: composer
              });
            }
          }
        } else {
          self.logger.error('Failed LSINFO: ' + err);
        }
      }
      defer.resolve({
        navigation: {
          prev: {
            uri: prev
          },
          lists: [{availableListViews: ['grid', 'list'], items: list}]
        }
      });
    });
  }).fail(function (e) {
    self.logger.error('Could not execute lsinfo on URI: ' + uri + ' error: ' + e);
    defer.reject('');
  });
  return defer.promise;
};

ControllerMpd.prototype.listallFolder = function (uri) {
  var self = this;
  var defer = libQ.defer();
  var sections = uri.split('/');
  var prev = '';
  var command = 'listallinfo';
  var liburi = uri.slice(4);
  var cmd = libMpd.cmd;

  self.mpdReady.then(function () {
    self.clientMpd.sendCommand(cmd(command, [liburi]), function (err, msg) {
      var list = [];
      if (msg) {
        var s0 = sections[0] + '/';
        var path;
        var name;
        var lines = msg.split('\n');
        for (var i = 0; i < lines.length; i++) {
          var line = lines[i];

          if (line.indexOf('file:') === 0) {
            var path = line.slice(6);
            var name = path.split('/').pop();
            var album = self.searchFor(lines, i + 1, 'Album:');
            var artist = self.searchFor(lines, i + 1, 'AlbumArtist:') || self.searchFor(lines, i + 1, 'Artist:');
            if (!tracknumbers) {
              var title = self.searchFor(lines, i + 1, 'Title:');
            } else {
              var title1 = self.searchFor(lines, i + 1, 'Title:');
              var track = self.searchFor(lines, i + 1, 'Track:');
              if (track && title1) {
                var title = track + ' - ' + title1;
              } else {
                var title = title1;
              }
            }
            var albumart = self.getAlbumArt({artist: artist, album: album}, self.getParentFolder('/mnt/' + path), 'fa-tags');

            if (title) {
              title = title;
            } else {
              title = name;
            }
            list.push({
              service: 'mpd',
              type: 'song',
              title: title,
              artist: artist,
              album: album,
              icon: 'fa fa-music',
              uri: s0 + path,
              albumart: albumart
            });
          }
        }
      } else self.logger.error('Listall folder error: ' + err);

      defer.resolve({
        navigation: {
          prev: {
            uri: prev
          },
          lists: [{availableListViews: ['list'], items: list}]
        }
      });
    });
  });
  return defer.promise;
};

ControllerMpd.prototype.search = function (query) {
  var self = this;
  var defer = libQ.defer();
  var safeValue = query.value.replace(/"/g, '\\"');

  var commandArtist = 'search artist ' + ' "' + safeValue + '"';
  var commandAlbum = 'search album ' + ' "' + safeValue + '"';
  var commandSong = 'search title ' + ' "' + safeValue + '"';
  var artistcount = 0;
  var albumcount = 0;
  var trackcount = 0;
  var deferArray = [];
  deferArray.push(libQ.defer());
  deferArray.push(libQ.defer());
  deferArray.push(libQ.defer());

  var cmd = libMpd.cmd;
  // ARTIST
  self.mpdReady.then(function () {
    self.clientMpd.sendCommand(cmd(commandArtist, []), function (err, msg) {
      var subList = [];
      if (msg) {
        var lines = msg.split('\n'); // var lines is now an array
        var artistsfound = [];
        for (var i = 0; i < lines.length; i++) {
          var line = lines[i];
          if (line.startsWith('file:')) {
            var path = line.slice(5).trimLeft();
            var artist = self.searchFor(lines, i + 1, 'Artist:');
            //* *********Check if artist is already found and exists in 'artistsfound' array
            if (artistsfound.indexOf(artist) < 0) { // Artist is not in 'artistsfound' array
              artistcount++;
              artistsfound.push(artist);
              subList.push({
                service: 'mpd',
                type: 'folder',
                title: artist,
                uri: 'artists://' + encodeURIComponent(artist),
                albumart: self.getAlbumArt({artist: artist}, undefined, 'users')
              });
            }
          }
        }
        deferArray[0].resolve(subList);
      } else if (err) deferArray[0].reject(new Error('Artist:' + err));
      else deferArray[0].resolve();
    });
  });
  // ALBUM
  self.mpdReady.then(function () {
    self.clientMpd.sendCommand(cmd(commandAlbum, []), function (err, msg) {
      var subList = [];

      if (msg) {
        var lines = msg.split('\n');
        var albumsfound = [];
        for (var i = 0; i < lines.length; i++) {
          var line = lines[i];
          if (line.startsWith('file:')) {
            var path = line.slice(5).trimLeft();
            var album = self.searchFor(lines, i + 1, 'Album:');
            var artist = self.searchFor(lines, i + 1, 'AlbumArtist:') || self.searchFor(lines, i + 1, 'Artist:');

            //* *******Check if album and artist combination is already found and exists in 'albumsfound' array (Allows for duplicate album names)
            if (album != undefined && artist != undefined && albumsfound.indexOf(album + artist) < 0) { // Album/Artist is not in 'albumsfound' array
              albumcount++;
              albumsfound.push(album + artist);
              subList.push({
                service: 'mpd',
                type: 'folder',
                title: album,
                artist: artist,
                album: '',
                // Use the correct album / artist match
                uri: 'albums://' + encodeURIComponent(artist) + '/' + encodeURIComponent(album),
                albumart: self.getAlbumArt({artist: artist, album: album}, self.getParentFolder('/mnt/' + path), 'fa-tags')
              });
            }
          }
        }
        deferArray[1].resolve(subList);
      } else if (err) deferArray[1].reject(new Error('Album:' + err));
      else deferArray[1].resolve();
    });
  });
  // SONG
  self.mpdReady.then(function () {
    self.clientMpd.sendCommand(cmd(commandSong, []), function (err, msg) {
      var subList = [];
      if (msg) {
        var lines = msg.split('\n');
        for (var i = 0; i < lines.length; i++) {
          var line = lines[i];
          if (line.startsWith('file:')) {
            trackcount++;
            var path = line.slice(5).trimLeft();
            var name = path.split('/');
            var count = name.length;
            var artist = self.searchFor(lines, i + 1, 'Artist:');
            var album = self.searchFor(lines, i + 1, 'Album:');
            // Include track number if tracknumber variable is set to 'true'
            if (!tracknumbers) {
              var title = self.searchFor(lines, i + 1, 'Title:');
            } else {
              var title1 = self.searchFor(lines, i + 1, 'Title:');
              var track = self.searchFor(lines, i + 1, 'Track:');
              if (track && title1) {
                var title = track + ' - ' + title1;
              } else {
                var title = title1;
              }
            }
            if (title == undefined) {
              title = name[count - 1];
            }
            subList.push({
              service: 'mpd',
              type: 'song',
              title: title,
              artist: artist,
              album: album,
              uri: 'music-library/' + path,
              albumart: self.getAlbumArt({artist: artist, album: album}, self.getParentFolder('/mnt/' + path), 'fa-tags')
            });
          }
        }
        deferArray[2].resolve(subList);
      } else if (err) deferArray[2].reject(new Error('Song:' + err));
      else deferArray[2].resolve();
    });
  });

  libQ.all(deferArray).then(function (values) {
    var list = [];

    if (values[0]) {
      var artistdesc = self.commandRouter.getI18nString('COMMON.ARTIST');
      if (artistcount > 1) artistdesc = self.commandRouter.getI18nString('COMMON.ARTISTS');
      list = [
        {
          'title': self.commandRouter.getI18nString('COMMON.FOUND') + ' ' + artistcount + ' ' + artistdesc + " '" + query.value + "'",
          'availableListViews': [
            'list',
            'grid'
          ],
          'items': []
        }];

      list[0].items = list[0].items.concat(values[0]);
    }

    if (values[1]) {
      var albumdesc = self.commandRouter.getI18nString('COMMON.ALBUM');
      if (albumcount > 1) albumdesc = self.commandRouter.getI18nString('COMMON.ALBUMS');
      var albList =
                {
                  'title': self.commandRouter.getI18nString('COMMON.FOUND') + ' ' + albumcount + ' ' + albumdesc + " '" + query.value + "'",
                  'availableListViews': [
                    'list',
                    'grid'
                  ],
                  'items': []
                };
      albList.items = values[1];

      list.push(albList);
    }

    if (values[2]) {
      var trackdesc = self.commandRouter.getI18nString('COMMON.TRACK');
      if (trackcount > 1) var trackdesc = self.commandRouter.getI18nString('COMMON.TRACKS');
      var songList =
                {
                  'title': self.commandRouter.getI18nString('COMMON.FOUND') + ' ' + trackcount + ' ' + trackdesc + " '" + query.value + "'",
                  'availableListViews': [
                    'list'
                  ],
                  'items': []
                };
      songList.items = values[2];

      list.push(songList);
    }

    list = list.filter(function (v) { return !!(v) == true; });

    defer.resolve(list);
  }).fail(function (err) {
    self.commandRouter.logger.info('PARSING RESPONSE ERROR ' + err);

    defer.resolve();
  });
  return defer.promise;
};

ControllerMpd.prototype.searchFor = function (lines, startFrom, beginning) {
  var count = lines.length;
  var i = startFrom;

  while (i < count) {
    var line = lines[i];

    if (line !== undefined) {
      if (line.indexOf(beginning) === 0) { return line.slice(beginning.length).trimLeft(); } else if (line.indexOf('file:') === 0) { return ''; } else if (line.indexOf('directory:') === 0) { return ''; }
    }

    i++;
  }
  return '';
};

ControllerMpd.prototype.updateQueue = function () {
  var self = this;

  var defer = libQ.defer();

  var prev = '';
  var folderToList = '';
  var command = 'playlistinfo';
  var list = [];

  var cmd = libMpd.cmd;
  self.mpdReady.then(function () {
    self.clientMpd.sendCommand(cmd(command, []), function (err, msg) {
      if (msg) {
        var lines = msg.split('\n');

        // self.commandRouter.volumioClearQueue();

        var queue = [];
        for (var i = 0; i < lines.length; i++) {
          var line = lines[i];
          if (line.indexOf('file:') === 0) {
            var artist = self.searchFor(lines, i + 1, 'Artist:');
            var album = self.searchFor(lines, i + 1, 'Album:');
            var rawtitle = self.searchFor(lines, i + 1, 'Title:');
            var tracknumber = self.searchFor(lines, i + 1, 'Pos:');
            var path = line.slice(5).trimLeft();

            if (rawtitle) {
              var title = rawtitle;
            } else {
              var path = line.slice(5).trimLeft();
              var name = path.split('/');
              var title = name.slice(-1)[0];
            }

            var queueItem = {
              uri: path,
              service: 'mpd',
              name: title,
              artist: artist,
              album: album,
              type: 'track',
              tracknumber: tracknumber,
              albumart: self.getAlbumArt({artist: artist, album: album}, path)
            };
            queue.push(queueItem);
          }
        }
        // self.commandRouter.addQueueItems(queue);
      } else self.logger.error('updateQueue error: ' + err);

      defer.resolve({
        navigation: {
          prev: {
            uri: prev
          },
          list: list
        }
      });
    });
  });

  return defer.promise;
};

ControllerMpd.prototype.getAlbumArt = function (data, path, icon) {
  if (this.albumArtPlugin == undefined) {
    // initialization, skipped from second call
    this.albumArtPlugin = this.commandRouter.pluginManager.getPlugin('miscellanea', 'albumart');
  }

  if (this.albumArtPlugin) { return this.albumArtPlugin.getAlbumArt(data, path, icon); } else {
    return '/albumart';
  }
};

ControllerMpd.prototype.reportUpdatedLibrary = function () {
  var self = this;
  // TODO PUSH THIS MESSAGE TO ALL CONNECTED CLIENTS
  self.logger.info('ControllerMpd::DB Update Finished');
  // return self.commandRouter.pushToastMessage('Success', 'ASF', ' Added');
};

ControllerMpd.prototype.getConfigurationFiles = function () {
  var self = this;

  return ['config.json'];
};

ControllerMpd.prototype.getAdditionalConf = function (type, controller, data, def) {
  var self = this;
  var setting = self.commandRouter.executeOnPlugin(type, controller, 'getConfigParam', data);

  if (setting == undefined) {
    setting = def;
  }

  return setting;
};

ControllerMpd.prototype.setAdditionalConf = function (type, controller, data) {
  var self = this;
  return self.commandRouter.executeOnPlugin(type, controller, 'setConfigParam', data);
};

ControllerMpd.prototype.rescanDb = function () {
  var self = this;

  self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('COMMON.MY_MUSIC'), self.commandRouter.getI18nString('COMMON.RESCAN_DB'));
  return self.sendMpdCommand('rescan', []);
};

ControllerMpd.prototype.updateDb = function (data) {
  var self = this;
  var pos = '';
  var message = self.commandRouter.getI18nString('COMMON.SCAN_DB');

  if (data != undefined) {
    pos = data.replace('music-library/', '');
    message = pos + ': ' + message;
  }
  self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('COMMON.MY_MUSIC'), message);
  return self.sendMpdCommand('update', [pos]);
};

ControllerMpd.prototype.getGroupVolume = function () {
  var self = this;
  return self.sendMpdCommand('status', [])
    .then(function (objState) {
      var state = self.parseState(objState);
      if (state.volume != undefined) {
        state.volume = groupvolume;
        return libQ.resolve(groupvolume);
      }
    });
};

ControllerMpd.prototype.setGroupVolume = function (data) {
  var self = this;
  return self.sendMpdCommand('setvol', [data]);
};

ControllerMpd.prototype.syncGroupVolume = function (data) {
  var self = this;
};

// --------------------------------- music services interface ---------------------------------------

ControllerMpd.prototype.explodeUri = function (uri) {
  var self = this;

  var defer = libQ.defer();
  var items = [];
  var cmd = libMpd.cmd;

  if (uri.startsWith('cue://')) {
    var splitted = uri.split('@');
    var index = splitted[1];
    var path = '/mnt/' + splitted[0].substring(6);

    var cuesheet = parser.parse(path);

    var tracks = cuesheet.files[0].tracks;
    var cueartist = tracks[index].performer;
    var cuealbum =	cuesheet.title;
    var cuenumber = tracks[index].number - 1;
    var path = uri.substring(0, uri.lastIndexOf('/') + 1).replace('cue:/', '');

    defer.resolve({
      uri: uri,
      type: 'cuesong',
      service: 'mpd',
      name: tracks[index].title,
      artist: cueartist,
      album: cuealbum,
      number: cuenumber,
      albumart: self.getAlbumArt({artist: cueartist, album: cuealbum}, path)
    });
  } else if (uri.endsWith('.cue')) {
    try {
      var uriPath = '/mnt/' + self.sanitizeUri(uri);

      var cuesheet = parser.parse(uriPath);

      var tracks = cuesheet.files[0].tracks;
      var list = [];

      for (var j in tracks) {
        var cueItem = self.explodeCue(uriPath, j);
        list.push({
          uri: cueItem.uri,
          type: cueItem.type,
          service: cueItem.service,
          name: cueItem.name,
          artist: cueItem.artist,
          album: cueItem.album,
          number: cueItem.number,
          albumart: cueItem.albumart
        });
      }

      defer.resolve(list);
    } catch (err) {
      self.logger.error(err);
      self.logger.error('Cue Parser - Cannot parse ' + uriPath);
    }
  } else if (uri.startsWith('search://')) {
    // exploding search
    var splitted = uri.split('/');
    var argument = splitted[2]; // artist
    var value = splitted[3];	// album
    var safeValue = value.replace(/"/g, '\\"');

    if (argument === 'artist') {
      var commandArtist = 'search artist ' + ' "' + safeValue + '"';

      self.mpdReady.then(function () {
        self.clientMpd.sendCommand(cmd(commandArtist, []), function (err, msg) {
          var subList = [];

          if (msg) {
            var lines = msg.split('\n');
            for (var i = 0; i < lines.length; i++) {
              var line = lines[i];

              if (line.startsWith('file:')) {
                var path = line.slice(5).trimLeft();
                var name = path.split('/');
                var count = name.length;

                var artist = self.searchFor(lines, i + 1, 'Artist:');
                var album = self.searchFor(lines, i + 1, 'Album:');
                // Include track number if tracknumber variable is set to 'true'
                if (!tracknumbers) {
                  var title = self.searchFor(lines, i + 1, 'Title:');
                } else {
                  var title1 = self.searchFor(lines, i + 1, 'Title:');
                  var track = self.searchFor(lines, i + 1, 'Track:');
                  if (track && title1) {
                    var title = track + ' - ' + title1;
                  } else {
                    var title = title1;
                  }
                }
                var time = parseInt(self.searchFor(lines, i + 1, 'Time:'));

                if (title) {
                  title = title;
                } else {
                  title = name;
                }

                items.push({
                  uri: 'music-library/' + path,
                  service: 'mpd',
                  name: title,
                  artist: artist,
                  album: album,
                  type: 'track',
                  tracknumber: 0,
                  albumart: self.getAlbumArt({artist: artist, album: album}, uri),
                  duration: time,
                  trackType: 'mp3'
                });
              }
            }

            defer.resolve(items);
          } else if (err) defer.reject(new Error('Artist:' + err));
          else defer.resolve(items);
        });
      });
    } else if (argument === 'album') {
      if (compilation.indexOf(value) > -1) { // artist is in Various Artists array
        var commandArtist = 'search albumartist ' + ' "' + safeValue + '"';
      } else {
        var commandAlbum = 'search album ' + ' "' + safeValue + '"';
      }
      self.mpdReady.then(function () {
        self.clientMpd.sendCommand(cmd(commandAlbum, []), function (err, msg) {
          var subList = [];

          if (msg) {
            var lines = msg.split('\n');
            for (var i = 0; i < lines.length; i++) {
              var line = lines[i];

              if (line.startsWith('file:')) {
                var path = line.slice(5).trimLeft();
                var name = path.split('/');
                var count = name.length;

                var artist = self.searchFor(lines, i + 1, 'Artist:');
                var album = self.searchFor(lines, i + 1, 'Album:');
                // Include track number if tracknumber variable is set to 'true'
                if (!tracknumbers) {
                  var title = self.searchFor(lines, i + 1, 'Title:');
                } else {
                  var title1 = self.searchFor(lines, i + 1, 'Title:');
                  var track = self.searchFor(lines, i + 1, 'Track:');
                  if (track && title1) {
                    var title = track + ' - ' + title1;
                  } else {
                    var title = title1;
                  }
                }
                var time = parseInt(self.searchFor(lines, i + 1, 'Time:'));

                if (title) {
                  title = title;
                } else {
                  title = name;
                }

                items.push({
                  uri: 'music-library/' + path,
                  service: 'mpd',
                  name: title,
                  artist: artist,
                  album: album,
                  type: 'track',
                  tracknumber: 0,
                  albumart: self.getAlbumArt({artist: artist, album: album}, uri),
                  duration: time,
                  trackType: 'mp3'
                });
              }
            }
            defer.resolve(items);
          } else if (err) defer.reject(new Error('Artist:' + err));
          else defer.resolve(items);
        });
      });
    } else defer.reject(new Error());
  } else if (uri.startsWith('albums://')) {
    // exploding search
    var splitted = uri.split('/');
    var artistName = decodeURIComponent(splitted[2]);
    var albumName = decodeURIComponent(splitted[3]);
    var cmd = libMpd.cmd;
    // Escape any " within the strings used to construct the 'find' cmd
    var safeArtistName = artistName.replace(/"/g, '\\"');
    var safeAlbumName = albumName.replace(/"/g, '\\"');

    if (compilation.indexOf(artistName) > -1) { // artist is in Various Artists array or albumartist
      var GetAlbum = 'find album "' + safeAlbumName + '"' + ' albumartist "' + safeArtistName + '"';
    } else {
      // This section is commented beacuse, although correct it results in some albums not playing.
      // Until we find a better way to handle this we search just for album if there is no artist.
      if (safeArtistName !== null || safeArtistName !== '') { // is a artist ?
        var GetAlbum = 'find album "' + safeAlbumName + '"' + ' albumartist "' + safeArtistName + '"';
      } else { // No artist.
        var GetAlbum = 'find album "' + safeAlbumName + '"';
      }
    }

    self.clientMpd.sendCommand(cmd(GetAlbum, []), function (err, msg) {
      var list = [];
      if (msg) {
        var path;
        var name;
        var lines = msg.split('\n');
        for (var i = 0; i < lines.length; i++) {
          var line = lines[i];
          if (line.indexOf('file:') === 0) {
            var path = line.slice(6);
            var name = path.split('/').pop();

            var artist = self.searchFor(lines, i + 1, 'Artist:');
            var album = self.searchFor(lines, i + 1, 'Album:');

            // Include track number if tracknumber variable is set to 'true'
            if (!tracknumbers) {
              var title = self.searchFor(lines, i + 1, 'Title:');
            } else {
              var title1 = self.searchFor(lines, i + 1, 'Title:');
              var track = self.searchFor(lines, i + 1, 'Track:');
              if (track && title1) {
                var title = track + ' - ' + title1;
              } else {
                var title = title1;
              }
            }
            var albumart = self.getAlbumArt({artist: artist, album: album, icon: 'dot-circle-o'}, self.getParentFolder('/mnt/' + path));
            var time = parseInt(self.searchFor(lines, i + 1, 'Time:'));

            if (title) {
              title = title;
            } else {
              title = name;
            }
            list.push({
              uri: 'music-library/' + path,
              service: 'mpd',
              name: title,
              artist: artist,
              album: album,
              type: 'track',
              tracknumber: 0,
              albumart: albumart,
              duration: time,
              trackType: path.split('.').pop()
            });
          }
        }
      } else self.logger.error('Explode URI Error: ' + err);

      defer.resolve(list);
    });
  } else if (uri.startsWith('artists://')) {
    /*
		 artists://AC%2FDC/Rock%20or%20Bust in service mpd
		 */
    var splitted = uri.split('/');

    if (splitted.length === 4) {
      return this.explodeUri('albums://' + splitted[2] + '/' + splitted[3]);
    }
    var artist = decodeURIComponent(splitted[2]);

    var cmd = libMpd.cmd;

    var safeArtist = artist.replace(/"/g, '\\"');
    self.clientMpd.sendCommand(cmd('find artist "' + safeArtist + '"', []), function (err, msg) {
      if (msg == '') {
        self.clientMpd.sendCommand(cmd('find albumartist "' + safeArtist + '"', []), function (err, msg) {
          self.exploderArtist(err, msg, defer);
        });
      } else self.exploderArtist(err, msg, defer);
    });
  } else if (uri.startsWith('genres://')) {
    // exploding search
    var splitted = uri.split('/');
    var genreName = decodeURIComponent(splitted[2]);
    var artistName = decodeURIComponent(splitted[3]);
    var albumName = decodeURIComponent(splitted[4]);
    // Escape any " within the strings used to construct the 'find' cmd
    var safeGenreName = genreName.replace(/"/g, '\\"');
    var safeArtistName = artistName.replace(/"/g, '\\"');
    var safeAlbumName = albumName.replace(/"/g, '\\"');

    if (splitted.length == 4) {
      if (artistsort) {
        var GetMatches = 'find genre "' + safeGenreName + '" albumartist "' + safeArtistName + '"';
      } else {
        var GetMatches = 'find genre "' + safeGenreName + '" artist "' + safeArtistName + '"';
      }
    } else if (splitted.length == 5) {
      if (compilation.indexOf(artistName) > -1) { // artist is in compilation array so only find album
        var GetMatches = 'find genre "' + safeGenreName + '" album "' + safeAlbumName + '"';
      } else { // artist is NOT in compilation array so use artist
        if (artistsort) {
          var GetMatches = 'find genre "' + safeGenreName + '" albumartist "' + safeArtistName + '" album "' + safeAlbumName + '"';
        } else {
          var GetMatches = 'find genre "' + safeGenreName + '" artist "' + safeArtistName + '" album "' + safeAlbumName + '"';
        }
      }
    } else {
      var GetMatches = 'find genre "' + safeGenreName + '"';
    }

    var cmd = libMpd.cmd;

    self.clientMpd.sendCommand(cmd(GetMatches, []), function (err, msg) {
      var list = [];
      var albums = [], albumarts = [];
      if (msg) {
        var path;
        var name;
        var lines = msg.split('\n');
        for (var i = 0; i < lines.length; i++) {
          var line = lines[i];
          if (line.indexOf('file:') === 0) {
            var path = line.slice(6);
            var name = path.split('/').pop();
            var artist = self.searchFor(lines, i + 1, 'Artist:');
            var album = self.searchFor(lines, i + 1, 'Album:');
            // Include track number if tracknumber variable is set to 'true'
            if (!tracknumbers) {
              var title = self.searchFor(lines, i + 1, 'Title:');
            } else {
              var title1 = self.searchFor(lines, i + 1, 'Title:');
              var track = self.searchFor(lines, i + 1, 'Track:');
              if (track && title1) {
                var title = track + ' - ' + title1;
              } else {
                var title = title1;
              }
            }
            var albumart = self.getAlbumArt({artist: artist, album: album}, self.getParentFolder('/mnt/' + path));
            var time = parseInt(self.searchFor(lines, i + 1, 'Time:'));

            if (title) {
              title = title;
            } else {
              title = name;
            }

            if (title !== '') {
              list.push({
                uri: 'music-library/' + path,
                service: 'mpd',
                name: title,
                artist: artist,
                album: album,
                type: 'track',
                tracknumber: 0,
                albumart: albumart,
                duration: time,
                trackType: path.split('.').pop()
              });
            }
          }
        }

        defer.resolve(list);
      } else {
        self.logger.info(err);
        defer.reject(new Error());
      }
    });
  } else if (uri.endsWith('.iso')) {
    var uriPath = '/mnt/' + self.sanitizeUri(uri);

    var uris = self.scanFolder(uriPath);
    var response = [];

    libQ.all(uris)
      .then(function (result) {
        // IF we need to explode the whole iso file
        if (Array.isArray(result)) {
          result = result[0];
          defer.resolve(result);
        } else {
          for (var j in result) {
            // self.commandRouter.logger.info("----->>>>> " + JSON.stringify(result[j]));
            // console.log('AAAAAAAAALLLLLLLLLLLLLLLLLLLLL'+result[j].albumart)
            var albumartiso = result[j].albumart.substring(0, result[j].albumart.lastIndexOf('%2F'));
            if (result !== undefined && result[j].uri !== undefined) {
              response.push({
                uri: self.fromPathToUri(result[j].uri),
                service: 'mpd',
                name: result[j].name,
                artist: result[j].artist,
                album: result[j].album,
                type: 'track',
                tracknumber: result[j].tracknumber,
                albumart: albumartiso,
                duration: result[j].duration,
                samplerate: result[j].samplerate,
                bitdepth: result[j].bitdepth,
                trackType: result[j].trackType
              });
            }
          }
          defer.resolve(response);
        }
      });
  } else {
    var uriPath = '/mnt/' + self.sanitizeUri(uri);
    // self.commandRouter.logger.info('----------------------------'+uriPath);
    var uris = self.scanFolder(uriPath);
    var response = [];

    libQ.all(uris)
      .then(function (result) {
        for (var j in result) {
          // self.commandRouter.logger.info("----->>>>> "+JSON.stringify(result[j]));

          if (result !== undefined && result[j].uri !== undefined) {
            response.push({
              uri: self.fromPathToUri(result[j].uri),
              service: 'mpd',
              name: result[j].name,
              artist: result[j].artist,
              album: result[j].album,
              type: 'track',
              tracknumber: result[j].tracknumber,
              albumart: result[j].albumart,
              duration: result[j].duration,
              samplerate: result[j].samplerate,
              bitdepth: result[j].bitdepth,
              trackType: result[j].trackType
            });
          }
        }
        defer.resolve(response);
      }).fail(function (err) {
        self.commandRouter.logger.info('explodeURI: ERROR ' + err);
        defer.resolve([]);
      });
  }

  return defer.promise;
};

ControllerMpd.prototype.explodeCue = function (uri, index) {
  var self = this;

  var uri = self.sanitizeUri(uri);
  var cuesheet = parser.parse('/mnt/' + uri);
  var cuealbum;
  var cueartist;
  var cuename;

  var tracks = cuesheet.files[0].tracks;
  var list = [];

  if (cuesheet.title != undefined && cuesheet.title.length > 0) {
    cuealbum = cuesheet.title;
  } else {
    cuealbum = uri.substring(uri.lastIndexOf('/') + 1);
  }

  if (tracks[index].performer != undefined && tracks[index].performer.length > 0) {
    cueartist = tracks[index].performer;
  } else {
    cueartist = cuesheet.files[0].performer;
  }
  var cuename = tracks[index].title;
  var cueuri = 'cue://' + uri + '@' + index;

  var cueItem = {
    uri: cueuri.replace('///', '//'),
    service: 'mpd',
    name: cuename,
    artist: cueartist,
    album: cuealbum,
    number: Number(index) + 1,
    albumart: self.getAlbumArt({artist: cueartist, album: cuealbum}, self.getParentFolder('/mnt/' + uri))
  };

  return cueItem;
};

ControllerMpd.prototype.exploderArtist = function (err, msg, defer) {
  var self = this;
  var list = [];
  var albums = [], albumarts = [];
  if (msg) {
    var path;
    var name;
    var lines = msg.split('\n');
    for (var i = 0; i < lines.length; i++) {
      var line = lines[i];
      if (line.indexOf('file:') === 0) {
        var path = line.slice(6);
        var name = path.split('/').pop();

        var artist = self.searchFor(lines, i + 1, 'Artist:');
        var album = self.searchFor(lines, i + 1, 'Album:');
        // Include track number if tracknumber variable is set to 'true'
        if (!tracknumbers) {
          var title = self.searchFor(lines, i + 1, 'Title:');
        } else {
          var title1 = self.searchFor(lines, i + 1, 'Title:');
          var track = self.searchFor(lines, i + 1, 'Track:');
          if (track && title1) {
            var title = track + ' - ' + title1;
          } else {
            var title = title1;
          }
        }
        var albumart = self.getAlbumArt({artist: artist, album: album}, self.getParentFolder('/mnt/' + path));
        var time = parseInt(self.searchFor(lines, i + 1, 'Time:'));

        if (title) {
          title = title;
        } else {
          title = name;
        }
        list.push({
          uri: 'music-library/' + path,
          service: 'mpd',
          name: title,
          artist: artist,
          album: album,
          type: 'track',
          tracknumber: 0,
          albumart: albumart,
          duration: time,
          trackType: path.split('.').pop()
        });
      }
    }

    defer.resolve(list);
  } else {
    self.logger.error('Explode uri error: ' + err);
    defer.reject(new Error());
  }
};

ControllerMpd.prototype.fromUriToPath = function (uri) {
  var sections = uri.split('/');
  var prev = '';

  if (sections.length > 1) {
    prev = sections.slice(1, sections.length).join('/');
  }
  return prev;
};

ControllerMpd.prototype.fromPathToUri = function (uri) {
  var sections = uri.split('/');
  var prev = '';

  if (sections.length > 1) {
    prev = sections.slice(1, sections.length).join('/');
  }
  return prev;
};

ControllerMpd.prototype.scanFolder = function (uri) {
  var self = this;
  var uris = [];
  var isofile = false;

  if ((uri.indexOf('.iso') >= 0) || (uri.indexOf('.ISO') >= 0)) {
    var uri2 = uri.substr(0, uri.lastIndexOf('/'));
    if ((uri2.indexOf('.iso') >= 0) || (uri2.indexOf('.ISO') >= 0)) {
    } else {
      isofile = true;
    }
  } else {
    try {
      var stat = libFsExtra.statSync(uri);
    } catch (err) {
      self.logger.error("scanFolder - failure to stat '" + uri + "'");
      return uris;
    }
  }

  if (((uri.indexOf('.iso') < 0) && (uri.indexOf('.ISO') < 0)) && (stat != undefined && stat.isDirectory())) {
    try {
      var files = libFsExtra.readdirSync(uri);
      for (var i in files) {
        uris = uris.concat(self.scanFolder(uri + '/' + files[i]));
      }
    } catch (e) {
      self.logger.error("Failed to stat '" + uri + "'");
    }
  } else if (isofile) {
    var defer = libQ.defer();
    var uris = self.explodeISOFile(uri);
    defer.resolve(uris);
    return defer.promise;
  } else {
    var defer = libQ.defer();

    var sections = uri.split('/');
    var folderToList = '';
    var command = 'lsinfo';

    if (sections.length > 1) {
      folderToList = sections.slice(2).join('/');

      var safeFolderToList = folderToList.replace(/"/g, '\\"');
      command += ' "' + safeFolderToList + '"';
    }

    var cmd = libMpd.cmd;

    self.mpdReady.then(function () {
      self.clientMpd.sendCommand(cmd(command, []), function (err, msg) {
        var list = [];
        if (msg) {
          var s0 = sections[0] + '/';
          var path;
          var name;
          var lines = msg.split('\n');
          var isSolved = false;

          for (var i = 0; i < lines.length; i++) {
            var line = lines[i];

            if (line.indexOf('file:') === 0) {
              var path = line.slice(6);
              var name = path.split('/').pop();

              var artist = self.searchFor(lines, i + 1, 'Artist:');
              var album = self.searchFor(lines, i + 1, 'Album:');
              // Include track number if tracknumber variable is set to 'true'
              if (!tracknumbers) {
                var title = self.searchFor(lines, i + 1, 'Title:');
              } else {
                var title1 = self.searchFor(lines, i + 1, 'Title:');
                var track = self.searchFor(lines, i + 1, 'Track:');
                if (track && title1) {
                  var title = track + ' - ' + title1;
                } else {
                  var title = title1;
                }
              }
              var time = parseInt(self.searchFor(lines, i + 1, 'Time:'));

              if (title) {
                title = title;
              } else {
                title = name;
              }
              self.commandRouter.logger.info('ALBUMART ' + self.getAlbumArt({artist: artist, album: album}, uri));
              self.commandRouter.logger.info('URI ' + uri);

              defer.resolve({
                uri: 'music-library/' + self.fromPathToUri(uri),
                service: 'mpd',
                name: title,
                artist: artist,
                album: album,
                type: 'track',
                tracknumber: 0,
                albumart: self.getAlbumArt({artist: artist, album: album}, self.getAlbumArtPathFromUri(uri)),
                duration: time,
                trackType: uri.split('.').pop()
              });

              isSolved = true;
            }
          }

          if (isSolved === false) { defer.resolve({}); }
        } else defer.resolve({});
      });
    });

    return defer.promise;
  }

  return uris;
};

ControllerMpd.prototype.explodeISOFile = function (uri) {
  var self = this;

  var defer = libQ.defer();
  var sections = uri.split('/');
  var folderToList = '';
  var command = 'lsinfo';
  var ISOlist = [];

  if (sections.length > 1) {
    folderToList = sections.slice(2).join('/');

    var safeFolderToList = folderToList.replace(/"/g, '\\"');
    command += ' "' + safeFolderToList + '"';
  }

  var cmd = libMpd.cmd;

  self.mpdReady.then(function () {
    self.clientMpd.sendCommand(cmd(command, []), function (err, msg) {
      if (msg) {
        var s0 = sections[0] + '/';
        var path;
        var name;
        var lines = msg.split('\n');
        var isSolved = false;

        for (var i = 0; i < lines.length; i++) {
          var line = lines[i];

          if (line.indexOf('file:') === 0) {
            var path = line.slice(6);
            var name = path.split('/').pop();

            var artist = self.searchFor(lines, i + 1, 'Artist:');
            var album = self.searchFor(lines, i + 1, 'Album:');
            var ISOuri = self.searchFor(lines, i, 'file:');
            // Include track number if tracknumber variable is set to 'true'
            if (!tracknumbers) {
              var title = self.searchFor(lines, i + 1, 'Title:');
            } else {
              var title1 = self.searchFor(lines, i + 1, 'Title:');
              var track = self.searchFor(lines, i + 1, 'Track:');
              if (track && title1) {
                var title = track + ' - ' + title1;
              } else {
                var title = title1;
              }
            }
            var time = parseInt(self.searchFor(lines, i + 1, 'Time:'));

            if (title) {
              title = title;
            } else {
              title = name;
            }
            self.commandRouter.logger.info('ALBUMART ' + self.getAlbumArt({
              artist: artist,
              album: album
            }, uri));
            self.commandRouter.logger.info('URI ' + uri);

            ISOlist.push({
              uri: ISOuri,
              service: 'mpd',
              name: title,
              artist: artist,
              album: album,
              type: 'track',
              tracknumber: 0,
              albumart: self.getAlbumArt({
                artist: artist,
                album: album
              }, self.getAlbumArtPathFromUri(uri)),
              duration: time,
              samplerate: '',
              bitdepth: '',
              trackType: uri.split('.').pop()
            });
          }
        }
        defer.resolve(ISOlist);
      } else {
        defer.resolve([]);
      }
    });
  });

  return defer.promise;
};

// ----------------------- new play system ----------------------------
ControllerMpd.prototype.clearAddPlayTrack = function (track) {
  var self = this;

  var sections = track.uri.split('/');
  var prev = '';

  if (track.uri.startsWith('cue://')) {
    var uri1 = track.uri.substring(6);
    var splitted = uri1.split('@');

    var index = splitted[1];
    var uri = self.sanitizeUri(splitted[0]);
    var safeUri = uri.replace(/"/g, '\\"');

    return self.sendMpdCommand('stop', [])
      .then(function () {
        return self.sendMpdCommand('clear', []);
      })
      .then(function () {
        return self.sendMpdCommand('load "' + safeUri + '"', []);
      })
      .then(function () {
        return self.sendMpdCommand('play', [index]);
      });
  } else {
    var uri = self.sanitizeUri(track.uri);

    self.logger.verbose('ControllerMpd::clearAddPlayTracks ' + uri);

    var urilow = uri.toLowerCase();
    if (urilow.endsWith('.dff') || urilow.endsWith('.dsd') || urilow.endsWith('.dxd') || urilow.endsWith('.dsf')) {
      self.dsdVolume();
    }
    // Clear the queue, add the first track, and start playback
    var defer = libQ.defer();
    var cmd = libMpd.cmd;

    var safeUri = uri.replace(/"/g, '\\"');

    return self.sendMpdCommand('stop', [])
      .then(function () {
        return self.sendMpdCommand('clear', []);
      })
      .then(function () {
        return self.sendMpdCommand('add "' + safeUri + '"', []);
      })
      .then(function () {
        return self.sendMpdCommand('play', []);
      });
  }
};

ControllerMpd.prototype.seek = function (position) {
  var self = this;
  self.logger.info('ControllerMpd::seek');

  var defer = libQ.defer();
  var command = 'seek ';
  var cmd = libMpd.cmd;

  if (self.clientMpd !== undefined) {
    self.clientMpd.sendCommand(cmd(command, ['0', position / 1000]), function (err, msg) {
      if (msg) {
        self.logger.info(msg);
      } else self.logger.error(err);

      defer.resolve();
    });
  } else {
    self.logger.error('Could not seek because there is no mpd connection');
  }

  return defer.promise;
};

// MPD pause
ControllerMpd.prototype.pause = function () {
  this.logger.info('ControllerMpd::pause');
  return this.sendMpdCommand('pause', []);
};

// MPD resume
ControllerMpd.prototype.resume = function () {
  this.logger.info('ControllerMpd::resume');
  return this.sendMpdCommand('play', []);
};

// MPD stop
ControllerMpd.prototype.stop = function () {
  this.logger.info('ControllerMpd::stop');
  return this.sendMpdCommand('stop', []);
};

ControllerMpd.prototype.sanitizeUri = function (uri) {
  return uri.replace('music-library/', '').replace('mnt/', '');
};

ControllerMpd.prototype.reportUpdatedLibrary = function () {
  var self = this;
  // TODO PUSH THIS MESSAGE TO ALL CONNECTED CLIENTS
  self.logger.info('ControllerMpd::DB Update Finished');
  return self.commandRouter.pushToastMessage('Success', 'ASF', ' Added');
};

ControllerMpd.prototype.getConfigurationFiles = function () {
  var self = this;

  return ['config.json'];
};

ControllerMpd.prototype.setAdditionalConf = function (type, controller, data) {
  var self = this;
  return self.commandRouter.executeOnPlugin(type, controller, 'setConfigParam', data);
};

ControllerMpd.prototype.getMyCollectionStats = function () {
  var self = this;

  var defer = libQ.defer();

  try {
    var cmd = libMpd.cmd;
    self.clientMpd.sendCommand(cmd('count', ['group', 'artist']), function (err, msg) {
      if (err) {
        defer.resolve({
          artists: 0,
          albums: 0,
          songs: 0,
          playtime: '00:00:00'
        });
      } else {
        var artistsCount = 0;
        var songsCount = 0;
        var playtimesCount = 0;

        var splitted = msg.split('\n');
        for (var i = 0; i < splitted.length - 1; i = i + 3) {
          artistsCount++;
          songsCount = songsCount + parseInt(splitted[i + 1].substring(7));
          playtimesCount = playtimesCount + parseInt(splitted[i + 2].substring(10));
        }

        try {
          var hours = Math.floor(playtimesCount / 3600);
          var minutes = Math.floor(playtimesCount / 60) - (hours * 60);
          var seconds = Math.floor(playtimesCount - (hours * 3600) - (minutes * 60));
          var playTimeString = hours + ':' + minutes + ':' + seconds;
        } catch (e) {
          var playTimeString = '0:0:0';
        }

        self.clientMpd.sendCommand(cmd('list', ['album', 'group', 'albumartist']), function (err, msg) {
          if (!err) {
            var splittedAlbum = msg.split('\n');
            var albumsCount = 0;
            for (var i = 0; i < splittedAlbum.length; i++) {
              var line = splittedAlbum[i];
              if (line.startsWith('Album:')) {
                albumsCount++;
              }
            }
            var response = {
              artists: artistsCount,
              albums: albumsCount,
              songs: songsCount,
              playtime: playTimeString
            };
          }

          defer.resolve(response);
        });
      }
    });
  } catch (e) {
    defer.resolve('');
  }

  return defer.promise;
};

ControllerMpd.prototype.getGroupVolume = function () {
  var self = this;
  var defer = libQ.defer();

  return self.sendMpdCommand('status', [])
    .then(function (objState) {
      if (objState.volume) {
        defer.resolve(objState.volume);
      }
    });
  return defer.promise;
};

ControllerMpd.prototype.setGroupVolume = function (data) {
  var self = this;
  return self.sendMpdCommand('setvol', [data]);
};

ControllerMpd.prototype.syncGroupVolume = function (data) {
  var self = this;
};

ControllerMpd.prototype.handleBrowseUri = function (curUri, previous) {
  var self = this;
  var response;

  self.logger.info('CURURI: ' + curUri);
  var splitted = curUri.split('/');

  // music-library
  if (curUri.startsWith('music-library')) {
    response = self.lsInfo(curUri);
  }

  // playlist
  else if (curUri.startsWith('playlists')) {
    if (curUri == 'playlists') {
      response = self.listPlaylists(curUri);
    } else {
      response = self.browsePlaylist(curUri);
    }
  }

  // albums
  else if (curUri.startsWith('albums://')) {
    if (curUri == 'albums://') {			// Just list albums
      response = self.listAlbums(curUri);
    } else {
      if (splitted.length == 3) {
        response = self.listAlbumSongs(curUri, 2, 'albums://');
      } else {
        response = self.listAlbumSongs(curUri, 3, 'albums://');
      }
    }
  }

  // artists
  else if (curUri.startsWith('artists://')) {
    if (curUri == 'artists://') {
      response = self.listArtists(curUri);
    } else {
      if (splitted.length == 3) { // No album name
        response = self.listArtist(curUri, 2, 'artists://', 'artists://'); // Pass back to listArtist
      } else { // Has album name
        response = self.listAlbumSongs(curUri, 3, 'artists://' + splitted[2]); // Pass to listAlbumSongs with artist and album name
      }
    }
  }

  // genres
  else if (curUri.startsWith('genres://')) {
    if (curUri == 'genres://') {
      response = self.listGenres(curUri);
    } else {
      if (splitted.length == 3) {
        response = self.listGenre(curUri);
      } else if (splitted.length == 4) {
        response = self.listArtist(curUri, 3, 'genres://' + splitted[2], 'genres://');
      } else if (splitted.length == 5) {
        response = self.listAlbumSongs(curUri, 4, 'genres://' + splitted[2]);
      } else if (splitted.length = 6) {
        response = self.listAlbumSongs(curUri, 4, 'genres://' + splitted[4] + '/' + splitted[5]);
      }
    }
  }

  return response;
};

/**
 *
 * list album
 */
ControllerMpd.prototype.listAlbums = function (ui) {
  var self = this;

  var defer = libQ.defer();
  var response = memoryCache.get('cacheAlbumList', function (err, response) {
    if (response == undefined) {
      response = {
        'navigation': {
          'lists': [
            {
              'availableListViews': [
                'list',
                'grid'
              ],
              'items': [
              ]
            }
          ]
        }
      };
      if (singleBrowse) {
        response.navigation.prev = {'uri': 'music-library'};
      }
      var cmd = libMpd.cmd;

      self.clientMpd.sendCommand(cmd('search album ""', []), function (err, msg) {
        if (err) {
          defer.reject(new Error('Cannot list albums'));
        } else {
          var lines = msg.split('\n');
          var albumsfound = [];
          for (var i = 0; i < lines.length; i++) {
            var line = lines[i];
            if (line.startsWith('file:')) {
              var path = line.slice(6);
              var albumName = self.searchFor(lines, i + 1, 'Album:');
              var albumYear = self.searchFor(lines, i + 1, 'Date:');
              var artistName = self.searchFor(lines, i + 1, 'AlbumArtist:') || self.searchFor(lines, i + 1, 'Artist:');

              // This causes all orphaned tracks (tracks without an album) in the Albums view to be
              //  grouped into a single dummy-album, rather than creating one such dummy-album per artist.
              var albumId = albumName + artistName;
              if (!albumName) {
                albumId = '';
                albumName = '';
                artistName = '*';
              }
              // Check if album and artist combination is already found and exists in 'albumsfound' array (Allows for duplicate album names)
              if (albumsfound.indexOf(albumId) < 0) { // Album/Artist is not in 'albumsfound' array
                albumsfound.push(albumId);
                var album = {
                  service: 'mpd',
                  type: 'folder',
                  title: albumName,
                  artist: artistName,
                  year: albumYear,
                  album: '',
                  uri: 'albums://' + encodeURIComponent(artistName) + '/' + encodeURIComponent(albumName),
                  // Get correct album art from path- only download if not existent
                  albumart: self.getAlbumArt({artist: artistName, album: albumName}, self.getParentFolder('/mnt/' + path), 'dot-circle-o')
                };
                response.navigation.lists[0].items.push(album);
              }
            }
          }
          // Save response in albumList cache for future use
          memoryCache.set('cacheAlbumList', response);
          if (ui) {
            defer.resolve(response);
          }
        }
      });
    } else {
      self.logger.info('listAlbums - loading Albums from cache');
      if (ui) {
        defer.resolve(response);
      }
    }
  });
  return defer.promise;
};

/**
 *
 * list album songs
 */
ControllerMpd.prototype.listAlbumSongs = function (uri, index, previous) {
  var self = this;
  var defer = libQ.defer();
  var splitted = uri.split('/');

  if (splitted[0] == 'genres:') { // genre
    var genreString = uri.replace('genres://', '');
    var genre = decodeURIComponent(splitted[2]);
    var artist = decodeURIComponent(splitted[3]);
    var albumName = decodeURIComponent(splitted[4]);
    var safeGenre = genre.replace(/"/g, '\\"');
    var safeArtist = artist.replace(/"/g, '\\"');
    var safeAlbumName = albumName.replace(/"/g, '\\"');

    if (compilation.indexOf(artist) > -1) {
      var findstring = 'find album "' + safeAlbumName + '" genre "' + safeGenre + '" ';
    } else if (artistsort) {
      var findstring = 'find album "' + safeAlbumName + '" albumartist "' + safeArtist + '" genre "' + safeGenre + '" ';
    } else {
      var findstring = 'find album "' + safeAlbumName + '" artist "' + safeArtist + '" genre "' + safeGenre + '" ';
    }
  } else if (splitted[0] == 'albums:') { // album
    var artist = decodeURIComponent(splitted[2]);
    var albumName = decodeURIComponent(splitted[3]);
    var safeArtist = artist.replace(/"/g, '\\"');
    var safeAlbumName = albumName.replace(/"/g, '\\"');

    var isOrphanAlbum = (uri === 'albums://*/');
    var artistSubQuery = isOrphanAlbum ? '' : ' albumartist "' + safeArtist + '" ';

    var findstring = 'find album "' + safeAlbumName + '"' + artistSubQuery;
  } else { // artist
    var artist = decodeURIComponent(splitted[2]);
    var albumName = decodeURIComponent(splitted[3]);
    var safeArtist = artist.replace(/"/g, '\\"');
    var safeAlbumName = albumName.replace(/"/g, '\\"');

    /* This section is commented because we should use albumartist: if albumartist tag does not exist, it will fallback to artist
		 if (compilation.indexOf(artist)>-1) {       //artist is in compilation array so use albumartist
		 var typeofartist = 'albumartist';
		 }
		 else {                                      //artist is NOT in compilation array so use artist
		 var typeofartist = 'artist';
		 }
		 */
    var typeofartist = 'albumartist';
    var findstring = 'find album "' + safeAlbumName + '" ' + typeofartist + ' "' + safeArtist + '" ';
  }
  var response = {
    'navigation': {
      'info': {
        'uri': 'music-library/',
        'service': 'mpd',
        'title': 'title',
        'artist': 'artist',
        'album': 'album',
        'type': 'song',
        'albumart': 'albumart',
        'duration': 'time'
      },
      'lists': [
        {
          'availableListViews': [
            'list'
          ],
          'items': [

          ]
        }
      ],
      'prev': {
        'uri': previous
      }
    }
  };

  var cmd = libMpd.cmd;
  var duration = 0;
  var year = '';
  var genre = '';
  var albumTrackType = '';

  self.clientMpd.sendCommand(cmd(findstring, []), function (err, msg) {
    if (msg) {
      var path;
      var name;
      var lines = msg.split('\n');
      for (var i = 0; i < lines.length; i++) {
        var line = lines[i];
        if (line.indexOf('file:') === 0) {
          var path = line.slice(6);
          var name = path.split('/').pop();

          var artist = self.searchFor(lines, i + 1, 'Artist:');
          var album = self.searchFor(lines, i + 1, 'Album:');
          var year = self.searchFor(lines, i + 1, 'Date:');

          var track = self.searchFor(lines, i + 1, 'Track:');
          var title = self.searchFor(lines, i + 1, 'Title:');

          // Include track number if tracknumbers variable is set to 'true'
          if (tracknumbers && track) {
            var title = track + ' - ' + title;
          }

          var albumart = self.getAlbumArt({artist: artist, album: album}, self.getParentFolder(path), 'dot-circle-o');
          var time = parseInt(self.searchFor(lines, i + 1, 'Time:'));
          var trackType = path.split('.').pop();
          duration = duration + parseInt(self.searchFor(lines, i + 1, 'Time:'));
          genre = self.searchFor(lines, i + 1, 'Genre:');
          albumTrackType = trackType;

          if (title) {
            title = title;
          } else {
            title = name;
          }
          response.navigation.lists[0].items.push({
            uri: 'music-library/' + path,
            service: 'mpd',
            title: title,
            artist: artist,
            album: album,
            type: 'song',
            tracknumber: track,
            duration: time,
            trackType: trackType
          });
        }
      }
      if (duration != undefined && duration > 0) {
        var durationminutes = Math.floor(duration / 60);
        var durationseconds = duration - (durationminutes * 60);
        if (durationseconds < 10) {
          durationseconds = '0' + durationseconds;
        }
        duration = durationminutes + ':' + durationseconds;
      }
      var isOrphanAlbum = (uri === 'albums://*/');
      duration =
                response.navigation.info = {
                  uri: uri,
                  service: 'mpd',
                  artist: isOrphanAlbum ? '*' : artist,
                  album: album,
                  albumart: albumart,
                  year: isOrphanAlbum ? '' : year,
                  genre: isOrphanAlbum ? '' : genre,
                  type: 'album',
                  trackType: albumTrackType,
                  duration: duration
                };
    } else self.logger.error('Listalbum songs error: ' + err);

    defer.resolve(response);
  });

  return defer.promise;
};

/**
 *
 * list artists
 */
ControllerMpd.prototype.listArtists = function () {
  var self = this;

  var defer = libQ.defer();

  var response = {
    'navigation': {
      'lists': [{
        'availableListViews': [
          'list',
          'grid'
        ],
        'items': [

        ]
      }]
    }
  };
  if (singleBrowse) {
    response.navigation.prev = {'uri': 'music-library'};
  }

  var cmd = libMpd.cmd;
  var artistlist = 'artist';
  var artistbegin = 'Artist: ';

  if (artistsort) {
    artistlist = 'albumartist';
    artistbegin = 'AlbumArtist: ';
  }

  self.clientMpd.sendCommand(cmd('list', [artistlist]), function (err, msg) { // List artists
    if (err) { defer.reject(new Error('Cannot list artist')); } else {
      var splitted = msg.split('\n');

      for (var i in splitted) {
        if (splitted[i].startsWith(artistbegin)) {
          var artist = splitted[i].substring(artistbegin.length);

          if (artist !== '') {
            var codedArtists = encodeURIComponent(artist);
            var albumart = self.getAlbumArt({artist: codedArtists}, undefined, 'users');
            var item = {
              service: 'mpd',
              type: 'folder',
              title: artist,
              albumart: albumart,
              uri: 'artists://' + codedArtists
            };

            response.navigation.lists[0].items.push(item);
          }
        }
      }
      defer.resolve(response);
    }
  });
  return defer.promise;
};

/**
 *
 * list artist
 */
ControllerMpd.prototype.listArtist = function (curUri, index, previous, uriBegin) {
  var self = this;

  var defer = libQ.defer();

  var splitted = curUri.split('/');
  var albumart = self.getAlbumArt({artist: decodeURIComponent(splitted[index])}, undefined, 'users');

  var response = {
    'navigation': {
      'lists': [{
        'title': self.commandRouter.getI18nString('COMMON.ALBUMS') + ' (' + decodeURIComponent(splitted[index]) + ')',
        'icon': 'fa icon',
        'availableListViews': [
          'list',
          'grid'
        ],
        'items': [

        ]
      },
      {
        'title': self.commandRouter.getI18nString('COMMON.TRACKS') + ' (' + decodeURIComponent(splitted[index]) + ')',
        'icon': 'fa icon',
        'availableListViews': [
          'list'
        ],
        'items': [

        ]
      }],
      'prev': {
        'uri': previous
      },
      info: {
        uri: curUri,
        title: decodeURIComponent(splitted[index]),
        service: 'mpd',
        type: 'artist',
        albumart: albumart
      }
    }
  };

  self.mpdReady
    .then(function () {
      var artist = decodeURIComponent(splitted[index]);
      var VA = 0;
      var cmd = libMpd.cmd;
      var safeArtist = artist.replace(/"/g, '\\"');

      if (uriBegin === 'genres://') {
        try {
          var genreString = curUri.replace('genres://', '');
          var genre = decodeURIComponent(genreString.split('/')[0]);
          var safeGenre = genre.replace(/"/g, '\\"');
          var artist = decodeURIComponent(genreString.split('/')[1]);
          safeArtist = artist.replace(/"/g, '\\"');
        } catch(e) {
          self.logger.error('Cannot browse genre: ' + e);
        }
        if (artistsort) {
          var findartist = 'find albumartist "' + safeArtist + '" genre "' + safeGenre + '" ';
        } else {
          var findartist = 'find artist "' + safeArtist + '" genre "' + safeGenre + '" ';
        }
      } else {
        if (compilation.indexOf(artist) > -1) { // artist is in compilation array so use albumartist
          var findartist = 'find albumartist "' + safeArtist + '"';
          VA = 1;
        } else { // artist is NOT in compilation array so use artist or albumartist
          if (artistsort) {						// Fix - now set by artistsort variable
            var findartist = 'find albumartist "' + safeArtist + '"';
          } else {
            var findartist = 'find artist "' + safeArtist + '"';
          }
        }
      }

      self.clientMpd.sendCommand(cmd(findartist, []), function (err, msg) { // get data (msg)
        if (msg == '') { // If there is no data (msg) get data first, else just parseListAlbum
          self.clientMpd.sendCommand(cmd(findartist, []), function (err, msg) {
            self.parseListAlbum(err, msg, defer, response, uriBegin, VA);
          });
        } else {
          self.parseListAlbum(err, msg, defer, response, uriBegin, VA);
        }
      });
    });

  return defer.promise;
};

ControllerMpd.prototype.parseListAlbum = function (err, msg, defer, response, uriBegin, VA) {
  var self = this;
  var list = [];
  var albums = [], albumarts = [];
  if (msg) {
    var path;
    var name;
    var lines = msg.split('\n');

    for (var i = 0; i < lines.length; i++) {
      var line = lines[i];
      if (line.indexOf('file:') === 0) {
        var path = line.slice(6);
        var name = path.split('/').pop();
        if (VA === 1) {
          var artist = self.searchFor(lines, i + 1, 'AlbumArtist:') || self.searchFor(lines, i + 1, 'Artist:');
        } else {
          var artistSortAlbumArtist = self.searchFor(lines, i + 1, 'AlbumArtist:');
          var artistSortArtist = self.searchFor(lines, i + 1, 'Artist:');
          if (artistsort && artistSortAlbumArtist) {
            var artist = artistSortAlbumArtist;
          } else {
            var artist = artistSortArtist;
          }
        }
        var album = self.searchFor(lines, i + 1, 'Album:');
        var genre = self.searchFor(lines, i + 1, 'Genre:');
        var year = self.searchFor(lines, i + 1, 'Date:');
        // Include track number if tracknumber variable is set to 'true'
        if (!tracknumbers) {
          var title = self.searchFor(lines, i + 1, 'Title:');
        } else {
          var title1 = self.searchFor(lines, i + 1, 'Title:');
          var track = self.searchFor(lines, i + 1, 'Track:');
          if (track && title1) {
            var title = track + ' - ' + title1;
          } else {
            var title = title1;
          }
        }
        var albumart = self.getAlbumArt({artist: artist, album: album}, self.getParentFolder(path), 'dot-circle-o');

        if (title) {
          title = title;
        } else {
          title = name;
        }

        response.navigation.lists[1].items.push({
          service: 'mpd',
          type: 'song',
          title: title,
          artist: artist,
          album: album,
          year: year,
          albumart: albumart,
          uri: 'music-library/' + path
        });

        // The first expression in the following "if" statement prevents dummy-albums from being
        //  created for orphaned tracks (tracks without an album). Such dummy-albums aren't required,
        //  as orphaned tracks remain accessible from the tracks-list.
        if (album !== '' && albums.indexOf(album) === -1) {
          albums.push(album);
          albumarts.push();

          var uri;

          if (uriBegin === 'artists://') {
            uri = 'artists://' + encodeURIComponent(artist) + '/' + encodeURIComponent(album);
          } else if (uriBegin === 'genres://') {
            uri = 'genres://' + encodeURIComponent(genre) + '/' + encodeURIComponent(artist) + '/' + encodeURIComponent(album);
          } else {
            uri = uriBegin + encodeURIComponent(album);
          }

          response.navigation.lists[0].items.push(
            {
              service: 'mpd',
              type: 'folder',
              title: album,
              artist: artist,
              albumart: self.getAlbumArt({artist: artist, album: album}, self.getParentFolder(path), 'dot-circle-o'),
              uri: uri
            });
        }
      }
    }

    defer.resolve(response);
  } else {
    self.logger.error('Parse List Albums error:' + err);
    defer.reject(new Error());
  }
};

/**
 *
 * list genres
 */
ControllerMpd.prototype.listGenres = function () {
  var self = this;
  var defer = libQ.defer();
  var response = {
    'navigation': {
      'lists': [
        {
          'availableListViews': [
            'list'
          ],
          'items': [

          ]
        }
      ]
    }
  };
  if (singleBrowse) {
    response.navigation.prev = {'uri': 'music-library'};
  }

  var cmd = libMpd.cmd;
  self.clientMpd.sendCommand(cmd('list', ['genre']), function (err, msg) {
    if (err) { defer.reject(new Error('Cannot list genres')); } else {
      var splitted = msg.split('\n');

      for (var i in splitted) {
        if (splitted[i].startsWith('Genre:')) {
          var genreName = splitted[i].substring(7);

          if (genreName !== '') {
            var albumart = self.getAlbumArt({}, undefined, 'fa-tags');
            var album = {service: 'mpd', type: 'folder', title: genreName, albumart: albumart, uri: 'genres://' + encodeURIComponent(genreName)};

            response.navigation.lists[0].items.push(album);
          }
        }
      }
      defer.resolve(response);
    }
  });
  return defer.promise;
};

/**
 *
 * list genre
 */
ControllerMpd.prototype.listGenre = function (curUri) {
  var self = this;
  var defer = libQ.defer();
  var splitted = curUri.split('/');
  var genreName = decodeURIComponent(splitted[2]);
  var genreArtist = decodeURIComponent(splitted[3]);
  var safeGenreName = genreName.replace(/"/g, '\\"');
  var safeGenreArtist = genreArtist.replace(/"/g, '\\"');
  var response = {
    'navigation': {
      'lists': [
        {
          'title': genreName + ' ' + self.commandRouter.getI18nString('COMMON.ALBUMS'),
          'icon': 'fa icon',
          'availableListViews': [
            'list',
            'grid'
          ],
          'items': []
        },
        {
          'title': genreName + ' ' + self.commandRouter.getI18nString('COMMON.ARTISTS') ,
          'icon': 'fa icon',
          'availableListViews': [
            'list',
            'grid'
          ],
          'items': []
        }
      ],
      'prev': {
        'uri': 'genres://'
      }
    }
  };

  self.mpdReady
    .then(function () {
      var cmd = libMpd.cmd;
      if (genreArtist != 'undefined') {
        if (artistsort) {
          var findString = 'find genre "' + safeGenreName + '" albumartist "' + safeGenreArtist + '" ';
        } else {
          var findString = 'find genre "' + safeGenreName + '" artist "' + safeGenreArtist + '" ';
        }
      } else {
        var findString = 'find genre "' + safeGenreName + '"';
      }
      self.clientMpd.sendCommand(cmd(findString, []), function (err, msg) {
        var albums = [];
        var albumsArt = [];
        var artists = [];
        var artistArt = [];
        var list = [];

        if (msg) {
          var path;
          var name;
          var lines = msg.split('\n');
          for (var i = 0; i < lines.length; i++) {
            var line = lines[i];
            if (line.indexOf('file:') === 0) {
              var path = line.slice(6);
              var name = path.split('/').pop();
              var artist = self.searchFor(lines, i + 1, 'AlbumArtist:') || self.searchFor(lines, i + 1, 'Artist:');
              var album = self.searchFor(lines, i + 1, 'Album:');
              // Include track number if tracknumber variable is set to 'true'
              if (!tracknumbers) {
                var title = self.searchFor(lines, i + 1, 'Title:');
              } else {
                var title1 = self.searchFor(lines, i + 1, 'Title:');
                var track = self.searchFor(lines, i + 1, 'Track:');
                if (track && title1) {
                  var title = track + ' - ' + title1;
                } else {
                  var title = title1;
                }
              }
              var albumart = self.getAlbumArt({artist: artist, album: album}, self.getParentFolder(path), 'dot-circle-o');

              if (title) {
                title = title;
              } else {
                title = name;
              }

              if (artistsort) { // for albumArtist

                if (albums.indexOf(album) === -1) {
                  albums.push(album);
                  albumsArt.push(albumart);

                  if (album !== '') {
                    response.navigation.lists[0].items.push({
                      service: 'mpd',
                      type: 'folder',
                      title: album,
                      artist: artist,
                      albumart: albumart,
                      uri: 'genres://' + encodeURIComponent(genreName) + '/' + encodeURIComponent(artist) + '/' + encodeURIComponent(album)});
                  }
                }

                if (artists.indexOf(artist) === -1) {
                  artists.push(artist);
                  artistArt.push();

                  if (artist !== '') {
                    response.navigation.lists[1].items.push({
                      service: 'mpd',
                      type: 'folder',
                      title: artist,
                      albumart: self.getAlbumArt({artist: artist}, undefined, 'users'),
                      uri: 'genres://' + encodeURIComponent(genreName) + '/' + encodeURIComponent(artist)
                    });
                  }
                }

              } else { // for artist

                if (albums.indexOf(album) === -1) {
                  albums.push(album);
                  albumsArt.push(albumart);

                  if (album !== '') {
                    response.navigation.lists[0].items.push({
                      service: 'mpd',
                      type: 'folder',
                      title: album,
                      artist: artist,
                      albumart: albumart,
                      uri: 'genres://' + encodeURIComponent(genreName) + '/' + encodeURIComponent(artist) + '/' + encodeURIComponent(album)});
                  }
                }

                if (artists.indexOf(artist) === -1) {
                  artists.push(artist);
                  artistArt.push();

                  if (artist !== '') {
                    response.navigation.lists[1].items.push({
                      service: 'mpd',
                      type: 'folder',
                      title: artist,
                      albumart: self.getAlbumArt({artist: artist}, undefined, 'users'),
                      uri: 'genres://' + encodeURIComponent(genreName) + '/' + encodeURIComponent(artist)});
                  }
                }
              }

            }
          }

          defer.resolve(response);
        } else {
          self.logger.error('List Genre error: ' + err);
          defer.reject(new Error());
        }
      });
    });
  return defer.promise;
};

ControllerMpd.prototype.getMixerControls = function () {
  var self = this;

  var cards = self.commandRouter.executeOnPlugin('audio_interface', 'alsa_controller', 'getMixerControls', '1');

  cards.then(function (data) {
    // console.log(data);
  })
    .fail(function () {
      // console.log(data);
    });

  // console.log(cards)
};

ControllerMpd.prototype.getParentFolder = function (file) {
  var index = file.lastIndexOf('/');

  if (index > -1) {
    return file.substring(0, index);
  } else return '';
};

ControllerMpd.prototype.getAlbumArtPathFromUri = function (uri) {
  var self = this;
  var startIndex = 0;

  var splitted = uri.split('/');

  while (splitted[startIndex] === '') {
    startIndex = startIndex + 1;
  }

  if (splitted[startIndex] === 'mnt') {
    startIndex = startIndex + 1;
  }

  var result = '';

  for (var i = startIndex; i < splitted.length - 1; i++) {
    result = result + '/' + splitted[i];
  }

  return result;
};

ControllerMpd.prototype.prefetch = function (trackBlock) {
  var self = this;
  this.logger.info('DOING PREFETCH IN MPD');
  var uri = this.sanitizeUri(trackBlock.uri);

  var urilow = trackBlock.uri.toLowerCase();
  if (urilow.endsWith('.dff') || urilow.endsWith('.dsd') || urilow.endsWith('.dxd') || urilow.endsWith('.dsf')) {
    setTimeout(function () {
      self.dsdVolume();
    }, 5000);
  }
  var safeUri = uri.replace(/"/g, '\\"');
  return this.sendMpdCommand('add "' + safeUri + '"', [])
    .then(function () {
      return self.sendMpdCommand('consume 1', []);
    });
};

ControllerMpd.prototype.goto = function (data) {
  if (data.type == 'artist') {
    return this.listArtist('artists://' + encodeURIComponent(data.value), 2, '', 'albums://' + encodeURIComponent(data.value) + '/');
  } else if (data.type == 'album') {
    return this.listAlbumSongs('albums://' + encodeURIComponent(data.artist) + '/' + encodeURIComponent(data.album), 2, 'albums://' + encodeURIComponent(data.artist) + '/');
  }
};

ControllerMpd.prototype.ignoreUpdate = function (data) {
  ignoreupdate = data;
};

ControllerMpd.prototype.ffwdRew = function (millisecs) {
  var self = this;

  var defer = libQ.defer();

  var cmd = libMpd.cmd;
  var delta = millisecs / 1000;

  var param;

  if (delta > 0) {
    param = '+' + delta;
  } else {
    param = delta;
  }

  // console.log("PARAM: "+param);

  self.clientMpd.sendCommand(cmd('seekcur', [param]), function (err, msg) {
    if (err) { defer.reject(new Error('Cannot seek ' + millisecs)); } else {
      defer.resolve();
    }
  });
  return defer.promise;
};

ControllerMpd.prototype.loadLibrarySettings = function () {
  var self = this;

  var tracknumbersConf = this.config.get('tracknumbers', false);
  var compilationConf = this.config.get('compilation', 'Various,various,Various Artists,various artists,VA,va');
  var artistsortConf = this.config.get('artistsort', true);
  var singleBrowseConf = this.config.get('singleBrowse', false);
  var stickingMusicLibraryConf = this.config.get('stickingMusicLibrary', false);

  tracknumbers = tracknumbersConf;
  compilation = compilationConf.split(',');
  artistsort = artistsortConf;
  singleBrowse = singleBrowseConf;
  stickingMusicLibrary = stickingMusicLibraryConf;
};

ControllerMpd.prototype.saveMusicLibraryOptions = function (data) {
  var self = this;

  self.config.set('tracknumbers', data.tracknumbers);
  self.config.set('compilation', data.compilation);
  self.config.set('artistsort', data.artistsort.value);

  tracknumbers = data.tracknumbers;
  compilation = data.compilation.split(',');
  artistsort = data.artistsort.value;

  self.commandRouter.pushToastMessage('success', self.commandRouter.getI18nString('APPEARANCE.MUSIC_LIBRARY_SETTINGS'), self.commandRouter.getI18nString('COMMON.CONFIGURATION_UPDATE'));

  var ffmpegenable = this.config.get('ffmpegenable', false);
  if (data.ffmpegenable != undefined && ffmpegenable != data.ffmpegenable) {
    self.config.set('ffmpegenable', data.ffmpegenable);
    setTimeout(function () {
      self.createMPDFile(function (error) {
        if (error !== undefined && error !== null) {
          self.logger.error('Cannot create mpd file: ' + error);
        } else {
          self.restartMpd(function (error) {
            if (error !== null && error != undefined) {
              self.logger.error('Cannot restart MPD: ' + error);
            } else {
              setTimeout(function () {
                self.rescanDb();
              }, 3000);
            }
          });
        }
      });
    }, 500);
  }
};

ControllerMpd.prototype.dsdVolume = function () {
  var self = this;

  if (dsd_autovolume) {
    self.logger.info('Setting Volume to 100 automatically for DSD');
    self.commandRouter.volumiosetvolume(100);
  }
};

ControllerMpd.prototype.rebuildAlbumCache = function () {
  var self = this;

  self.logger.info('Rebuild Album cache');
  memoryCache.del('cacheAlbumList', function (err) {});
  self.listAlbums();
};

ControllerMpd.prototype.registerConfigCallback = function (callback) {
  var self = this;
  self.logger.info('register callback: ' + JSON.stringify(callback, null, 4));
  self.registeredCallbacks.push(callback);
};

ControllerMpd.prototype.checkUSBDrives = function () {
  var self = this;

  var usbList = self.lsInfo('music-library/USB');
  usbList.then((list) => {
    if (list.navigation.lists[0].items.length > 0) {
      var diskArray = list.navigation.lists[0].items;
      for (var i in diskArray) {
        var disk = diskArray[i];
        if (disk.uri) {
          var path = disk.uri.replace('music-library', '/mnt');
          if (!fs.existsSync(path)) {
            var mpdPath = path.replace('/mnt/', '');
            return this.sendMpdCommand('update', ['USB']);
          }
        }
      }
    }
  }).fail((e) => {
    self.logger.error('Error in refreshing USB drives list' + e);
  });
};

ControllerMpd.prototype.deleteFolder = function (data) {
  var self = this;
  var defer = libQ.defer();

  if (data && data.curUri && data.item && data.item.uri) {
    var folderToDelete = data.item.uri.replace('music-library', '/mnt');
    exec('/usr/bin/sudo /bin/rm -rf "' + folderToDelete + '"', {uid: 1000, gid: 1000},
      function (error, stdout, stderr) {
        if (error) {
          self.logger.error('Cannot delete folder: ' + error);
          defer.reject('Cannot delete folder ' + data.curUri);
        } else {
          var list = self.lsInfo(data.curUri);
          list.then((list) => {
            var items = list.navigation.lists[0].items;
            for (var i in items) {
              if (items[i].uri === data.item.uri) {
                list.navigation.lists[0].items.splice(i, 1);
              }
            }
            defer.resolve(list);
          })
            .fail((e) => {
              self.logger.error('Error in refreshing USB drives list' + e);
              defer.reject(e);
            });
        }
      });
  }

  exec('/bin/sync', {uid: 1000, gid: 1000}, function (error, stdout, stderr) {
    if (error) {
      self.logger.error('Cannot execute sync');
    }
  });
  return defer.promise;
};

ControllerMpd.prototype.getSpecialCardConfig = function () {
  var self = this;

  try {
    var specialCardsConfig = libFsExtra.readJsonSync(__dirname + '/special_cards_config.json');
  } catch (e) {
    var specialCardsConfig = {};
  }
  var outdevName = self.getAdditionalConf('audio_interface', 'alsa_controller', 'outputdevicename');

  if (specialCardsConfig[outdevName] && specialCardsConfig[outdevName].length) {
    return specialCardsConfig[outdevName];
  } else {
    return null;
  }
};

ControllerMpd.prototype.getPlaybackMode = function () {
    var self = this;

    //values: continuous|single
    var playbackMode = self.config.get('playback_mode_list', 'unset');
    if (playbackMode === 'unset') {
        if (process.env.DEFAULT_PLAYBACK_MODE_CONTINUOUS === 'true') {
            playbackMode = 'continuous';
        } else {
            playbackMode = 'single';
        }
    }
    process.env.PLAYBACK_MODE = playbackMode;

    return playbackMode;
};

ControllerMpd.prototype.setPlaybackMode = function (mode) {
    var self = this;

    //values: continuous|single
    self.config.set('playback_mode_list', mode);
    process.env.PLAYBACK_MODE = mode;
};

ControllerMpd.prototype.checkIfSoxCanBeMultithread = function () {
    var self = this;

    var deviceHw = self.getAdditionalConf('system_controller', 'system', 'device');
    if (deviceHw === 'Raspberry PI') {
      return false;
    } else {
      var coresNumber = self.commandRouter.executeOnPlugin('system_controller', 'system', 'getCPUCoresNumber', '');
      if (coresNumber > 1) {
          return true;
      } else {
        return false;
      }
    }

};