listen by youtube url, fix context menu positioning

public/index.js

@@ -170,11 +170,11 @@
     return false
   }
 
-  function getPosition(e) {
+  function getPosition (e) {
     var posx = 0
     var posy = 0
 
-    if (!e) var e = window.event
+    if (!e) e = window.event
 
     if (e.pageX || e.pageY) {
       posx = e.pageX
@@ -192,25 +192,25 @@
     }
   }
 
-  function positionMenu(e) {
+  function positionMenu (e) {
-    clickCoords = getPosition(e)
+    const clickCoords = getPosition(e)
-    clickCoordsX = clickCoords.x
+    const clickCoordsX = clickCoords.x
-    clickCoordsY = clickCoords.y
+    const clickCoordsY = clickCoords.y
 
-    menuWidth = menu.offsetWidth + 4
+    const menuWidth = menu.offsetWidth + 4
-    menuHeight = menu.offsetHeight + 4
+    const menuHeight = menu.offsetHeight + 4
 
-    windowWidth = window.innerWidth
+    const windowWidth = window.innerWidth
-    windowHeight = window.innerHeight
+    const windowHeight = window.innerHeight - 80
 
-    if ( (windowWidth - clickCoordsX) < menuWidth ) {
+    if ((windowWidth - clickCoordsX) < menuWidth) {
-      menu.style.left = windowWidth - menuWidth + 'px'
+      menu.style.left = (windowWidth - menuWidth) + 'px'
     } else {
       menu.style.left = clickCoordsX + 'px'
     }
 
-    if ( (windowHeight - clickCoordsY) < menuHeight ) {
+    if ((windowHeight - clickCoordsY) < menuHeight) {
-      menu.style.top = windowHeight - menuHeight + 'px'
+      menu.style.top = (windowHeight - menuHeight) + 'px'
     } else {
       menu.style.top = clickCoordsY + 'px'
     }
@@ -330,7 +330,6 @@
   }
 
   function ctxTrack (xid, ev, qe) {
-    positionMenu(ev)
     menu.style.display = 'block'
 
     let qbtn = menu.querySelector('.ctx-item[data-action="queue"]')
@@ -345,6 +344,8 @@
     let plDel = menu.querySelector('.ctx-item[data-action="playlist-remove"]')
     plDel.style.display = (playlist != null && playlist >= 0) ? 'block' : 'none'
 
+    positionMenu(ev)
+
     ctxState = xid
   }
 
@@ -825,7 +826,7 @@
     ctxHide()
   }, false)
 
-  document.addEventListener('click', function(e) {
+  document.addEventListener('click', function (e) {
     var clickeElIsLink = clickInsideElement(e, 'ctx-item')
 
     if (clickeElIsLink) {
@@ -833,7 +834,7 @@
       ctxHandle(clickeElIsLink)
     } else {
       var button = e.which || e.button
-      if ( button === 1 ) {
+      if (button === 1) {
         ctxHide()
       }
     }

src/common/download.js

@@ -1,8 +1,7 @@
-import {spawn} from 'child_process'
+import { spawn } from 'child_process'
 import ffmpeg from 'fluent-ffmpeg'
 
 import path from 'path'
-import asn from './async'
 
 function parseTitle (data) {
   let tt = data.title
@@ -11,16 +10,16 @@ function parseTitle (data) {
   tt = tt.replace(/^\[\w+\]\s?/i, '')
 
   // Remove "Official Video/Audio" tag
-  tt = tt.replace(/\s?(?:[\(\)\[\]])?Official\s?[\w]+(?:[\(\)\[\]])?/i, '')
+  tt = tt.replace(/\s?(?:[()[]])?Official\s?[\w]+(?:[()[]])?/i, '')
 
   // Remove "Audio" tag
-  tt = tt.replace(/\s?(?:[\(\)\[\]])Audio?(?:[\(\)\[\]])/i, '')
+  tt = tt.replace(/\s?(?:[()[]])Audio?(?:[()[]])/i, '')
 
   // Remove "lyrics" tag
-  tt = tt.replace(/\s?(?:[\(\)\[\]])?lyrics?\s?(?:[\w]+)?(?:[\(\)\[\]])?\s?/i, '')
+  tt = tt.replace(/\s?(?:[()[]])?lyrics?\s?(?:[\w]+)?(?:[()[]])?\s?/i, '')
 
   // Artist / Title split
-  let at = tt.split(' - ', 2)
+  const at = tt.split(' - ', 2)
   let artist
   let title
 
@@ -39,7 +38,7 @@ function parseTitle (data) {
 }
 
 function getVideoInfo (arg) {
-  let yt = spawn('youtube-dl', ['--no-playlist', '-j', '-f', 'bestaudio/best', arg])
+  const yt = spawn('youtube-dl', ['--no-playlist', '-j', '-f', 'bestaudio/best', arg])
 
   let output = ''
   yt.stdout.on('data', function (chunk) {
@@ -48,10 +47,10 @@ function getVideoInfo (arg) {
 
   return new Promise((resolve, reject) => {
     yt.on('close', function () {
-      let ftdata = output.trim().split('\n')
+      const ftdata = output.trim().split('\n')
       if (ftdata.length > 1) {
-        let composite = []
+        const composite = []
-        for (let i in ftdata) {
+        for (const i in ftdata) {
           let dat
           try {
             dat = JSON.parse(ftdata[i])
@@ -65,7 +64,7 @@ function getVideoInfo (arg) {
         return resolve(composite)
       }
 
-      let data = JSON.parse(output)
+      const data = JSON.parse(output)
       delete data.formats
       resolve(data)
     })
@@ -74,7 +73,7 @@ function getVideoInfo (arg) {
 
 function fetchVideo (data) {
   return new Promise((resolve, reject) => {
-    let tempName = path.join(process.cwd(), `/tmp.yt.${data.id}.mp3`)
+    const tempName = path.join(process.cwd(), `/tmp.yt.${data.id}.mp3`)
     ffmpeg(data.url || data.file)
       .audioCodec('libmp3lame')
       .format('mp3')

src/dbpopulate.js

@@ -1,4 +1,3 @@
-import fs from 'fs-extra'
 import path from 'path'
 import readline from 'readline'
 
@@ -12,33 +11,35 @@ const musicdir = path.resolve(values.directory)
 // ffprobe -i <file> -show_entries format=duration -v quiet -of csv="p=0"
 
 async function interactive (fpath) {
-  let rl = readline.createInterface({
+  const rl = readline.createInterface({
     input: process.stdin,
     output: process.stdout
   })
 
   console.log('=> No metadata found for specified file! Interactive mode enabled.\n')
 
-  let pt = path.parse(fpath)
+  const pt = path.parse(fpath)
-  let track = {
+  const track = {
     file: fpath,
     title: pt.name
   }
-  let clean = dl.parseTitle(track)
+  const clean = dl.parseTitle(track)
 
   console.log('== Determined Title: ' + clean.title)
   console.log('== Determined Artist: ' + clean.artist)
 
-  let newTitle = await asn.askAsync(rl, `Title [${clean.title}] ? `)
+  const newTitle = await asn.askAsync(rl, `Title [${clean.title}] ? `)
-  let newArtist = await asn.askAsync(rl, `Artist [${clean.artist}] ? `)
+  const newArtist = await asn.askAsync(rl, `Artist [${clean.artist}] ? `)
 
-  if (newTitle.trim() !== '')
+  if (newTitle.trim() !== '') {
     track.title = newTitle
+  }
 
-  if (newArtist.trim() !== '')
+  if (newArtist.trim() !== '') {
     track.artist = newArtist
+  }
 
-  let len = await asn.promiseExec(`ffprobe -i "${track.file}" -show_entries format=duration -v quiet -of csv="p=0"`)
+  const len = await asn.promiseExec(`ffprobe -i "${track.file}" -show_entries format=duration -v quiet -of csv="p=0"`)
   track.duration = parseFloat(len)
 
   rl.close()
@@ -47,7 +48,7 @@ async function interactive (fpath) {
 }
 
 async function handlePassed (db, fpath) {
-  let filePath = path.resolve(fpath)
+  const filePath = path.resolve(fpath)
   let trackinf
 
   try {
@@ -60,18 +61,18 @@ async function handlePassed (db, fpath) {
     throw new Error('Nothing to do.')
   }
 
-  let ins = await asn.insertDB(db, trackinf)
+  const ins = await asn.insertDB(db, trackinf)
   if (!ins) {
     throw new Error('A track of this description already exists in the database.')
   }
 }
 
 async function run () {
-  let db = await dbPromise
+  const db = await dbPromise
 
   if (process.argv[2] != null) {
     for (let i = 2; i < process.argv.length; i++) {
-      let f = process.argv[i]
+      const f = process.argv[i]
       console.log('=> Passing', f)
       try {
         await handlePassed(db, f)
@@ -84,16 +85,16 @@ async function run () {
     return
   }
 
-  let files = await asn.getFiles(musicdir)
+  const files = await asn.getFiles(musicdir)
-  let cleanTrackData = []
+  const cleanTrackData = []
   let skips = 0
 
-  for (let i in files) {
+  for (const i in files) {
-    let file = files[i]
+    const file = files[i]
     // if (cleanTrackData.length > 10) break // debug purposes
     process.stdout.write(`\rProcessing file ${parseInt(i) + 1} of ${files.length}.. (${skips} skipped)`)
     try {
-      let fd = await asn.getInfos(file)
+      const fd = await asn.getInfos(file)
       cleanTrackData.push(fd)
     } catch (e) {
       skips++
@@ -103,11 +104,11 @@ async function run () {
   process.stdout.write(`\r${cleanTrackData.length} files indexed, ${skips} files were skipped.             \n`)
   let entries = 0
 
-  for (let i in cleanTrackData) {
+  for (const i in cleanTrackData) {
-    let track = cleanTrackData[i]
+    const track = cleanTrackData[i]
     process.stdout.write(`\rPopulating database.. (Track ${parseInt(i) + 1} of ${cleanTrackData.length})`)
     try {
-      let ins = await asn.insertDB(db, track)
+      const ins = await asn.insertDB(db, track)
       if (!ins) continue
       entries++
     } catch (e) {

src/download.js

@@ -1,6 +1,5 @@
 'use strict'
 
-import fs from 'fs-extra'
 import readline from 'readline'
 import path from 'path'
 
@@ -18,13 +17,13 @@ const rl = readline.createInterface({
 
 async function download (furl) {
   console.log('=> Getting information..')
-  let data = await dl.getVideoInfo(furl)
+  const data = await dl.getVideoInfo(furl)
 
   console.log('=> Downloading file..')
-  let file = await dl.fetchVideo(data)
+  const file = await dl.fetchVideo(data)
 
   console.log('=> Cleaning up..')
-  let clean = dl.parseTitle(file)
+  const clean = dl.parseTitle(file)
   let filename = clean.artist + ' - ' + clean.title + '.mp3'
 
   console.log('=> Original Title: ' + file.title + '\n')
@@ -32,9 +31,9 @@ async function download (furl) {
   console.log('== Determined Artist: ' + clean.artist)
   console.log('== Determined File Name: ' + filename)
 
-  let titleAnsw = await asn.askAsync(rl, `Title [${clean.title}] ? `)
+  const titleAnsw = await asn.askAsync(rl, `Title [${clean.title}] ? `)
-  let artistAnsw = await asn.askAsync(rl, `Artist [${clean.artist}] ? `)
+  const artistAnsw = await asn.askAsync(rl, `Artist [${clean.artist}] ? `)
-  let fileAnsw = await asn.askAsync(rl, `File [${filename}] ? `)
+  const fileAnsw = await asn.askAsync(rl, `File [${filename}] ? `)
 
   if (titleAnsw && titleAnsw.trim() !== '') {
     clean.title = titleAnsw
@@ -48,14 +47,14 @@ async function download (furl) {
     filename = fileAnsw
   }
 
-  let fn = path.join(musicdir, filename)
+  const fn = path.join(musicdir, filename)
   await asn.setMetadata(fn, clean, file.source, true)
 
-  let addAnsw = await asn.askAsync(rl, `Would you like to add it to the database now? [N/y] ? `)
+  const addAnsw = await asn.askAsync(rl, 'Would you like to add it to the database now? [N/y] ? ')
   if (addAnsw && addAnsw.trim().toLowerCase().indexOf('y') === 0) {
     // Add to database
     try {
-      let verify = await asn.getInfos(fn)
+      const verify = await asn.getInfos(fn)
       await asn.insertDB(await dbPromise, verify)
     } catch (e) {
       console.warn('=!= Add to database failed!')

src/external.js

@@ -0,0 +1,141 @@
+import path from 'path'
+import asn from './common/async'
+import dl from './common/download'
+import { dbPromise } from './database'
+import { URL } from 'url'
+
+const fs = require('fs').promises
+const values = require(path.join(process.cwd(), 'values.json'))
+const memexpire = 1800
+
+const externalTracks = {}
+const downloadQueue = []
+let downloading = false
+
+async function downloadLocally (id) {
+  const info = await getTrackMetaReal(id)
+  if (!info) throw new Error('No track with this ID in external list.')
+  const file = await dl.fetchVideo(info)
+  const filename = info.artist + ' - ' + info.title + '.mp3'
+  info.file = path.join(values.directory, filename)
+  await asn.promiseExec(`ffmpeg -i "${file.source}" -metadata artist="${info.artist}" -metadata title="${info.title}" -codec copy "${info.file}"`)
+  await fs.unlink(file.source)
+  const db = await dbPromise
+  const ins = await asn.insertDB(db, info)
+  if (!ins) {
+    throw new Error('A track of this description already exists in the database.')
+  }
+}
+
+async function getTrackMetaReal (id) {
+  if (!id || !externalTracks[id]) return null
+  const trdata = externalTracks[id]
+
+  // Check for expiry
+  if (trdata.file && trdata.expires > Date.now()) {
+    return Object.assign({}, trdata)
+  }
+
+  const trsrch = 'ytsearch3:' + trdata.artist + ' - ' + trdata.title
+  const dldata = await dl.getVideoInfo(trsrch)
+
+  let bestMatch
+  if (dldata.length === 1) bestMatch = dldata[0]
+
+  let candidates = []
+  for (const i in dldata) {
+    const obj = dldata[i]
+    const title = obj.title.toLowerCase()
+
+    // Skip any video with 'video' in it, but keep lyric videos
+    if (title.indexOf('video') !== -1 && title.indexOf('lyric') === -1) continue
+
+    // If the title has 'audio' in it, it might be the best match
+    if (title.indexOf('audio') !== -1) {
+      bestMatch = obj
+      break
+    }
+
+    candidates.push(obj)
+  }
+
+  if (candidates.length && !bestMatch) {
+    // Sort candidates by view count
+    candidates = candidates.sort(function (a, b) {
+      return b.view_count - a.view_count
+    })
+
+    // Select the one with the most views
+    bestMatch = candidates[0]
+  }
+
+  // If there were no suitable candidates, just take the first response
+  if (!candidates.length && !bestMatch) bestMatch = dldata[0]
+
+  externalTracks[id] = {
+    id: trdata.id,
+    title: trdata.title,
+    artist: trdata.artist,
+    file: bestMatch.url,
+    duration: bestMatch.duration,
+    expires: Date.now() + memexpire * 1000,
+    external: true
+  }
+
+  return Object.assign({}, externalTracks[id])
+}
+
+// Download thread
+let dltd = null
+function invokeDownload (add) {
+  if (add) downloadQueue.push(add)
+  if (dltd) return
+  dltd = setTimeout(function (argument) {
+    dltd = null
+    if (downloading) return invokeDownload()
+    if (!downloadQueue.length) return
+    downloading = true
+    downloadLocally(downloadQueue.shift()).then(() => {
+      downloading = false
+      if (downloadQueue.length) invokeDownload()
+    }).catch((e) => {
+      console.error(e)
+      downloading = false
+      if (downloadQueue.length) invokeDownload()
+    })
+  }, 2 * 1000)
+}
+
+function addListExternal (id, obj) {
+  if (externalTracks[id]) return Object.assign({}, externalTracks[id])
+  externalTracks[id] = obj
+  return obj
+}
+
+async function searchURL (url) {
+  const urlp = new URL(url)
+  if (urlp.hostname.indexOf('youtube.com') !== -1 ||
+    urlp.hostname.indexOf('youtu.be') !== -1) {
+    const id = urlp.searchParams.get('v') || urlp.pathname.substr(1)
+    const ytb = await dl.getVideoInfo(id)
+    externalTracks[id] = {
+      id: id,
+      title: ytb.title,
+      artist: ytb.artist || ytb.uploader,
+      file: ytb.url,
+      duration: ytb.duration,
+      expires: Date.now() + memexpire * 1000,
+      external: true
+    }
+    return [externalTracks[id]]
+  }
+  return []
+}
+
+export default {
+  downloadLocally,
+  invokeDownload,
+  addListExternal,
+  getTrackMetaReal,
+  searchURL
+}

src/lastfm.js

@@ -1,18 +1,11 @@
 import path from 'path'
 import rp from 'request-promise-native'
-import asn from './common/async'
-import dl from './common/download'
 import crypto from 'crypto'
 import { dbPromise } from './database'
+import { addListExternal } from './external'
 import { parseStringPromise } from 'xml2js'
 
-const fs = require('fs').promises
 const values = require(path.join(process.cwd(), 'values.json'))
-const memexpire = 1800
-
-let externalTracks = {}
-let downloadQueue = []
-let downloading = false
 
 function createHash (data) {
   return crypto
@@ -22,79 +15,6 @@ function createHash (data) {
     .substr(0, 8)
 }
 
-async function downloadLocally (id) {
-  let info = await getTrackMetaReal(id)
-  if (!info) throw new Error('No track with this ID in external list.')
-  let file = await dl.fetchVideo(info)
-  let filename = info.artist + ' - ' + info.title + '.mp3'
-  info.file = path.join(values.directory, filename)
-  await asn.promiseExec(`ffmpeg -i "${file.source}" -metadata artist="${info.artist}" -metadata title="${info.title}" -codec copy "${info.file}"`)
-  await fs.unlink(file.source)
-  let db = await dbPromise
-  let ins = await asn.insertDB(db, info)
-  if (!ins) {
-    throw new Error('A track of this description already exists in the database.')
-  }
-}
-
-async function getTrackMetaReal (id) {
-  if (!id || !externalTracks[id]) return null
-  let trdata = externalTracks[id]
-
-  // Check for expiry
-  if (trdata.file && trdata.expires > Date.now()) {
-    return Object.assign({}, trdata)
-  }
-
-  let trsrch = 'ytsearch3:' + trdata.artist + ' - ' + trdata.title
-  let dldata = await dl.getVideoInfo(trsrch)
-
-  let bestMatch
-  if (dldata.length === 1) bestMatch = dldata[0]
-
-  let candidates = []
-  for (let i in dldata) {
-    let obj = dldata[i]
-    let title = obj.title.toLowerCase()
-
-    // Skip any video with 'video' in it, but keep lyric videos
-    if (title.indexOf('video') !== -1 && title.indexOf('lyric') === -1) continue
-
-    // If the title has 'audio' in it, it might be the best match
-    if (title.indexOf('audio') !== -1) {
-      bestMatch = obj
-      break
-    }
-
-    candidates.push(obj)
-  }
-
-  if (candidates.length && !bestMatch) {
-    // Sort candidates by view count
-    candidates = candidates.sort(function (a, b) {
-      return b.view_count - a.view_count
-    })
-
-    // Select the one with the most views
-    bestMatch = candidates[0]
-  }
-
-  // If there were no suitable candidates, just take the first response
-  if (!candidates.length && !bestMatch) bestMatch = dldata[0]
-
-  externalTracks[id] = {
-    id: trdata.id,
-    title: trdata.title,
-    artist: trdata.artist,
-    file: bestMatch.url,
-    duration: bestMatch.duration,
-    expires: Date.now() + memexpire * 1000,
-    external: true
-  }
-
-  return Object.assign({}, externalTracks[id])
-}
-
 async function search (track, limit = 30) {
   if (!values.lastfm) return []
 
@@ -110,9 +30,9 @@ async function search (track, limit = 30) {
     return []
   }
 
-  let final = []
+  const final = []
-  for (let i in data.results.trackmatches.track) {
+  for (const i in data.results.trackmatches.track) {
-    let res = data.results.trackmatches.track[i]
+    const res = data.results.trackmatches.track[i]
     let clean = {
       id: createHash(res),
       artist: res.artist,
@@ -121,13 +41,7 @@ async function search (track, limit = 30) {
       mbid: res.mbid
     }
 
-    if (externalTracks[clean.id]) {
+    clean = addListExternal(clean.id, clean)
-      // Copy object
-      clean = Object.assign({}, externalTracks[clean.id])
-    } else {
-      // Save in cache
-      externalTracks[clean.id] = clean
-    }
 
     final.push(clean)
   }
@@ -135,42 +49,21 @@ async function search (track, limit = 30) {
   return final
 }
 
-// Download thread
-let dltd = null
-function invokeDownload (add) {
-  if (add) downloadQueue.push(add)
-  if (dltd) return
-  dltd = setTimeout(function (argument) {
-    dltd = null
-    if (downloading) return invokeDownload()
-    if (!downloadQueue.length) return
-    downloading = true
-    downloadLocally(downloadQueue.shift()).then(() => {
-      downloading = false
-      if (downloadQueue.length) invokeDownload()
-    }).catch((e) => {
-      console.error(e)
-      downloading = false
-      if (downloadQueue.length) invokeDownload()
-    })
-  }, 2 * 1000)
-}
-
 // Authentication
 
 function getAPISig (params) {
   let allStrings = []
-  let qs = {}
+  const qs = {}
-  params['api_key'] = values.lastfm.key
+  params.api_key = values.lastfm.key
-  for (let key in params) {
+  for (const key in params) {
-    let val = params[key]
+    const val = params[key]
     if (val == null || val === '') continue
     allStrings.push(key + val)
     qs[key] = val
   }
   allStrings = allStrings.sort()
   allStrings.push(values.lastfm.secret)
-  qs['api_sig'] = crypto.createHash('md5').update(allStrings.join('')).digest('hex')
+  qs.api_sig = crypto.createHash('md5').update(allStrings.join('')).digest('hex')
   return qs
 }
 
@@ -179,18 +72,18 @@ function getAuthURL () {
 }
 
 async function getSession (token) {
-  let sessSig = getAPISig({ token, method: 'auth.getSession' })
+  const sessSig = getAPISig({ token, method: 'auth.getSession' })
-  let res = await rp('http://ws.audioscrobbler.com/2.0/', { qs: sessSig })
+  const res = await rp('http://ws.audioscrobbler.com/2.0/', { qs: sessSig })
-  let rep = await parseStringPromise(res)
+  const rep = await parseStringPromise(res)
-  let name = rep.lfm.session[0].name[0]
+  const name = rep.lfm.session[0].name[0]
-  let key = rep.lfm.session[0].key[0]
+  const key = rep.lfm.session[0].key[0]
   return { name, key }
 }
 
 async function storeSession (userId, session) {
   if (!session.name || !session.key) throw new Error('Invalid session parameter.')
-  let db = await dbPromise
+  const db = await dbPromise
-  let existing = await db.get('SELECT * FROM LastFM WHERE userId = ?', userId)
+  const existing = await db.get('SELECT * FROM LastFM WHERE userId = ?', userId)
   if (existing) {
     await db.run('UPDATE LastFM SET name = ?, key = ? WHERE userId = ?', session.name, session.key, userId)
   } else {
@@ -200,19 +93,19 @@ async function storeSession (userId, session) {
 }
 
 async function disregardSession (userId) {
-  let db = await dbPromise
+  const db = await dbPromise
   return db.run('DELETE FROM LastFM WHERE userId = ?', userId)
 }
 
 async function getSessionForUser (userId) {
-  let db = await dbPromise
+  const db = await dbPromise
   return db.get('SELECT * FROM LastFM WHERE userId = ?', userId)
 }
 
 async function scrobbleTrack (userId, trackData) {
-  let sess = await getSessionForUser(userId)
+  const sess = await getSessionForUser(userId)
   if (!sess) throw new Error('User does not have a LastFM session.')
-  let scrobbleSig = getAPISig({
+  const scrobbleSig = getAPISig({
     sk: sess.key,
     method: 'track.scrobble',
     artist: trackData.artist || 'Unknown',
@@ -228,5 +121,13 @@ async function scrobbleTrack (userId, trackData) {
   return true
 }
 
-export default { search, getTrackMetaReal, invokeDownload, getAPISig, getAuthURL, getSession,
+export default {
-  getSessionForUser, storeSession, disregardSession, scrobbleTrack }
+  search,
+  getAPISig,
+  getAuthURL,
+  getSession,
+  getSessionForUser,
+  storeSession,
+  disregardSession,
+  scrobbleTrack
+}

src/playlist.js

@@ -1,34 +1,33 @@
-import path from 'path'
 import { dbPromise } from './database'
 
 async function getPlaylist (id, order = 'ntry.indx', direction = 'ASC') {
-  let db = await dbPromise
+  const db = await dbPromise
-  let p = await db.get('SELECT * FROM Playlist WHERE id = ?', id)
+  const p = await db.get('SELECT * FROM Playlist WHERE id = ?', id)
   if (!p) throw new Error('No such playlist!')
-  let q = await db.all('SELECT ntry.id,ntry.trackId,ntry.playlistId,ntry.indx,ntry.userId, \
+  const q = await db.all(`SELECT ntry.id,ntry.trackId,ntry.playlistId,ntry.indx,ntry.userId,
-    trck.title,trck.artist,trck.genre,trck.year,trck.duration,trck.track,trck.album \
+    trck.title,trck.artist,trck.genre,trck.year,trck.duration,trck.track,trck.album
-    FROM PlaylistEntry ntry LEFT JOIN Track \
+    FROM PlaylistEntry ntry INNER JOIN Track
-    trck ON ntry.trackId = trck.id WHERE ntry.playlistId = ? ORDER BY ' + order + ' ' + direction.toUpperCase(), id)
+    trck ON ntry.trackId = trck.id WHERE ntry.playlistId = ? ORDER BY ${order} ${direction}`, id)
   p.tracks = q || []
   return p
 }
 
 async function getPlaylists (userId) {
-  let db = await dbPromise
+  const db = await dbPromise
   return db.all('SELECT * FROM Playlist WHERE userId = ? OR userId = NULL', userId)
 }
 
 async function createPlaylist (userId, title) {
-  let db = await dbPromise
+  const db = await dbPromise
-  let alreadyExists = await db.get('SELECT * FROM Playlist WHERE userId = ? AND title = ?', userId, title)
+  const alreadyExists = await db.get('SELECT * FROM Playlist WHERE userId = ? AND title = ?', userId, title)
   if (alreadyExists) throw new Error('Playlist with the same name already exists!')
   await db.run('INSERT INTO Playlist (title,userId) VALUES (?,?)', title, userId)
   return db.get('SELECT id FROM Playlist WHERE title = ? AND userId = ?', title, userId)
 }
 
 async function deletePlaylist (userId, playlistId) {
-  let db = await dbPromise
+  const db = await dbPromise
-  let ply = await db.get('SELECT * FROM Playlist WHERE id = ?', playlistId)
+  const ply = await db.get('SELECT * FROM Playlist WHERE id = ?', playlistId)
   if (!ply) throw new Error('Could not find playlist specified.')
   if (ply.userId !== userId) throw new Error(ply.userId == null ? 'This public playlist cannot be deleted through the interface.' : 'Permission denied.')
   db.run('DELETE Playlist WHERE id = ?', playlistId)
@@ -37,14 +36,14 @@ async function deletePlaylist (userId, playlistId) {
 }
 
 async function addTrack (userId, playlistId, trackId) {
-  let db = await dbPromise
+  const db = await dbPromise
-  let p = await getPlaylist(playlistId)
+  const p = await getPlaylist(playlistId)
   if (!p) throw new Error('Invalid playlist.')
   if (p.userId != null && p.userId !== userId) throw new Error('Permission denied.')
 
   let alreadyExists = false
-  for (let i in p.tracks) {
+  for (const i in p.tracks) {
-    let tr = p.tracks[i]
+    const tr = p.tracks[i]
     if (tr.trackId === parseInt(trackId)) {
       alreadyExists = true
       break
@@ -57,29 +56,29 @@ async function addTrack (userId, playlistId, trackId) {
 }
 
 async function removeTrack (userId, playlistId, trackId) {
-  let db = await dbPromise
+  const db = await dbPromise
-  let p = await getPlaylist(playlistId)
+  const p = await getPlaylist(playlistId)
   if (!p) throw new Error('Invalid playlist.')
   if (p.userId != null && p.userId !== userId) throw new Error('Permission denied.')
 
-  let trackEntry = await db.get('SELECT * FROM PlaylistEntry WHERE playlistId = ? AND trackId = ?', playlistId, trackId)
+  const trackEntry = await db.get('SELECT * FROM PlaylistEntry WHERE playlistId = ? AND trackId = ?', playlistId, trackId)
   if (!trackEntry) throw new Error('This track is not in the playlist.')
 
   return db.run('DELETE FROM PlaylistEntry WHERE id = ?', trackEntry.id)
 }
 
 async function moveTrack (userId, playlistId, trackId, position) {
-  let db = await dbPromise
+  const db = await dbPromise
-  let p = await getPlaylist(playlistId)
+  const p = await getPlaylist(playlistId)
   if (!p) throw new Error('Invalid playlist.')
   if (p.userId != null && p.userId !== userId) throw new Error('Permission denied.')
 
-  let trackEntry = await db.get('SELECT * FROM PlaylistEntry WHERE playlistId = ? AND trackId = ?', playlistId, trackId)
+  const trackEntry = await db.get('SELECT * FROM PlaylistEntry WHERE playlistId = ? AND trackId = ?', playlistId, trackId)
   if (!trackEntry) throw new Error('This track is not in the playlist.')
 
-  let trcksNew = []
+  const trcksNew = []
-  for (let i in p.tracks) {
+  for (const i in p.tracks) {
-    let trck = p.tracks[i]
+    const trck = p.tracks[i]
     if (trck.trackId === trackId) {
       trck.indx = position
       continue
@@ -91,8 +90,8 @@ async function moveTrack (userId, playlistId, trackId, position) {
   }
 
   // Update indexes
-  for (let i in trcksNew) {
+  for (const i in trcksNew) {
-    let trck = trcksNew[i]
+    const trck = trcksNew[i]
     await db.run('UPDATE PlaylistEntry SET indx = ? WHERE trackId = ? AND playlistId = ?', trck.indx, trck.trackId, playlistId)
   }
 

src/server.js

@@ -5,7 +5,6 @@ import bodyParser from 'body-parser'
 import connectSession from 'connect-redis'
 import redis from 'redis'
 import http from 'http'
-import https from 'https'
 import ffmpeg from 'fluent-ffmpeg'
 import { user, userMiddleware } from './user'
 import { dbPromise } from './database'
@@ -14,6 +13,7 @@ import asn from './common/async'
 
 import playlist from './playlist'
 import lastfm from './lastfm'
+import external from './external.js'
 
 require('express-async-errors')
 
@@ -40,7 +40,7 @@ const router = express.Router()
 const sortfields = ['id', 'track', 'artist', 'title', 'album', 'year']
 const srchcategories = ['title', 'artist', 'album']
 
-let SessionStore = connectSession(session)
+const SessionStore = connectSession(session)
 app.use(session({
   key: values.session_key || 'Session',
   secret: values.session_secret || 'ch4ng3 m3!',
@@ -73,17 +73,17 @@ router.get('/tracks', userMiddleware, async (req, res) => {
     sortdir = 'asc'
   }
 
-  let db = await dbPromise
+  const db = await dbPromise
-  let count = (await db.get('SELECT COUNT(*) FROM Track'))['COUNT(*)']
+  const count = (await db.get('SELECT COUNT(*) as \'count\' FROM Track')).count
 
-  let pageCount = Math.ceil(count / tracksPerPage)
+  const pageCount = Math.ceil(count / tracksPerPage)
 
   if (page > pageCount) page = pageCount
 
-  let offset = (page - 1) * tracksPerPage
+  const offset = (page - 1) * tracksPerPage
-  let tracks = await db.all(`SELECT * FROM Track ORDER BY ${sort} ${sortdir.toUpperCase()} LIMIT ? OFFSET ?`, tracksPerPage, offset)
+  const tracks = await db.all(`SELECT * FROM Track ORDER BY ${sort} ${sortdir} LIMIT ? OFFSET ?`, tracksPerPage, offset)
 
-  for (let i in tracks) {
+  for (const i in tracks) {
     delete tracks[i].file
   }
 
@@ -93,13 +93,21 @@ router.get('/tracks', userMiddleware, async (req, res) => {
 })
 
 router.get('/tracks/search', userMiddleware, async (req, res) => {
+  const streamable = (req.query.streamable === '1')
   let query = req.query.q
-  let streamable = (req.query.streamable === '1')
   let qr = ''
   let exact = false
 
+  if (query.indexOf('http') !== -1) {
+    const result = await external.searchURL(query)
+    res.jsonp({
+      page: 1, count: 1, pageCount: 1, tracks: result
+    })
+    return
+  }
+
   if (query.indexOf(':') !== -1) {
-    let ctr = query.split(':')
+    const ctr = query.split(':')
 
     if (srchcategories.indexOf(ctr[0]) !== -1) {
       qr = `ifnull(${ctr[0]}, '')`
@@ -108,8 +116,8 @@ router.get('/tracks/search', userMiddleware, async (req, res) => {
   }
 
   if (qr === '') {
-    for (let c in srchcategories) {
+    for (const c in srchcategories) {
-      let cat = srchcategories[c]
+      const cat = srchcategories[c]
       if (parseInt(c) !== 0) qr += ' || '
       qr += `ifnull(${cat}, '')`
     }
@@ -120,7 +128,7 @@ router.get('/tracks/search', userMiddleware, async (req, res) => {
     exact = true
   }
 
-  let original = String(query)
+  const original = String(query)
   if (!exact) query = `%${query}%`
 
   let sort = req.query.sort
@@ -139,31 +147,31 @@ router.get('/tracks/search', userMiddleware, async (req, res) => {
     page = 1
   }
 
-  let db = await dbPromise
+  const db = await dbPromise
-  let count = (await db.get(`SELECT COUNT(*) FROM Track WHERE ${qr} LIKE ?`, query))['COUNT(*)']
+  let count = (await db.get(`SELECT COUNT(*) as 'count' FROM Track WHERE ${qr} LIKE ?`, query)).count
   let pageCount = Math.ceil(count / tracksPerPage)
 
   if (page > pageCount) page = pageCount
 
-  let offset = (page - 1) * tracksPerPage
+  const offset = (page - 1) * tracksPerPage
-  let tracks = await db.all(`SELECT * FROM Track WHERE ${qr} LIKE ? ORDER BY ${sort} ${sortdir.toUpperCase()} LIMIT ? OFFSET ?`,
+  let tracks = await db.all(`SELECT * FROM Track WHERE ${qr} LIKE ? ORDER BY ${sort} ${sortdir} LIMIT ? OFFSET ?`,
     query, tracksPerPage, offset)
 
   let llimit = tracksPerPage - count
   if (streamable && page === pageCount && llimit > 1) {
     if (llimit < 10) llimit = 10
     try {
-      let lfm = await lastfm.search(original, llimit)
+      const lfm = await lastfm.search(original, llimit)
       if (lfm && lfm.length) {
         tracks = tracks.concat(lfm)
         count = count + lfm.length
-        if (page == 0) page = 1
+        if (page === 0) page = 1
-        if (pageCount == 0) pageCount = 1
+        if (pageCount === 0) pageCount = 1
       }
     } catch (e) {}
   }
 
-  for (let i in tracks) {
+  for (const i in tracks) {
     delete tracks[i].file
   }
 
@@ -173,12 +181,12 @@ router.get('/tracks/search', userMiddleware, async (req, res) => {
 })
 
 router.get('/track/:id', userMiddleware, async (req, res, next) => {
-  let id = req.params.id
+  const id = req.params.id
 
-  let db = await dbPromise
+  const db = await dbPromise
   let track = await db.get('SELECT * FROM Track WHERE id = ?', id)
   if (!track) {
-    track = await lastfm.getTrackMetaReal(id)
+    track = await external.getTrackMetaReal(id)
     if (!track) throw new Error('404 track not found')
   }
 
@@ -188,14 +196,14 @@ router.get('/track/:id', userMiddleware, async (req, res, next) => {
 })
 
 router.post('/track/:id', userMiddleware, async (req, res, next) => {
-  let id = req.params.id
+  const id = req.params.id
-  let meta = req.body
+  const meta = req.body
 
-  let db = await dbPromise
+  const db = await dbPromise
-  let track = await db.get('SELECT file FROM Track WHERE id = ?', id)
+  const track = await db.get('SELECT file FROM Track WHERE id = ?', id)
   if (!track) throw new Error('404 track not found')
 
-  let m = await asn.setMetadata(track.file, meta)
+  const m = await asn.setMetadata(track.file, meta)
   await asn.updateDB(db, id, m.dbq)
 
   res.jsonp(m)
@@ -209,39 +217,39 @@ router.post('/track/:id', userMiddleware, async (req, res, next) => {
 
 router.post('/playlist/new', userMiddleware, async (req, res, next) => {
   if (!req.body.title) throw new Error('Title missing from body.')
-  let id = await playlist.createPlaylist(req.session.user, req.body.title)
+  const id = await playlist.createPlaylist(req.session.user, req.body.title)
-  res.jsonp({success: true, playlist: id.id})
+  res.jsonp({ success: true, playlist: id.id })
 })
 
 router.post('/playlist/delete/:playlistId', userMiddleware, async (req, res, next) => {
-  let pId = req.params.playlistId
+  const pId = req.params.playlistId
   await playlist.deletePlaylist(req.session.user, pId)
-  res.jsonp({success: true})
+  res.jsonp({ success: true })
 })
 
 // Playlist track endpoints
 
 router.post('/playlist/track/put/:playlistId/:trackId', userMiddleware, async (req, res, next) => {
-  let pId = req.params.playlistId
+  const pId = req.params.playlistId
-  let tId = req.params.trackId
+  const tId = req.params.trackId
   await playlist.addTrack(req.session.user, pId, tId)
-  res.jsonp({success: true})
+  res.jsonp({ success: true })
 })
 
 router.post('/playlist/track/remove/:playlistId/:trackId', userMiddleware, async (req, res, next) => {
-  let pId = req.params.playlistId
+  const pId = req.params.playlistId
-  let tId = req.params.trackId
+  const tId = req.params.trackId
   await playlist.removeTrack(req.session.user, pId, tId)
-  res.jsonp({success: true})
+  res.jsonp({ success: true })
 })
 
 router.post('/playlist/track/move/:playlistId/:trackId', userMiddleware, async (req, res, next) => {
-  let pId = req.params.playlistId
+  const pId = req.params.playlistId
-  let tId = req.params.trackId
+  const tId = req.params.trackId
-  let pos = parseInt(req.body.position)
+  const pos = parseInt(req.body.position)
   if (!pos || isNaN(pos)) throw new Error('Invalid position.')
   await playlist.moveTrack(req.session.user, pId, tId, pos)
-  res.jsonp({success: true})
+  res.jsonp({ success: true })
 })
 
 router.get('/playlist', userMiddleware, async (req, res, next) => {
@@ -284,7 +292,7 @@ async function scrobble (user, track) {
 }
 
 router.get('/lastfm', userMiddleware, async (req, res, next) => {
-  let sess = await lastfm.getSessionForUser(req.session.user)
+  const sess = await lastfm.getSessionForUser(req.session.user)
   if (sess) return res.jsonp({ connected: true, name: sess.name })
   res.jsonp({ connected: false })
 })
@@ -300,20 +308,20 @@ router.get('/lastfm/disconnect', userMiddleware, async (req, res, next) => {
 })
 
 router.get('/lastfm/_redirect', userMiddleware, async (req, res, next) => {
-  let token = req.query.token
+  const token = req.query.token
   if (!token) throw new Error('Failed to get token from LastFM!')
-  let session = await lastfm.getSession(token)
+  const session = await lastfm.getSession(token)
   await lastfm.storeSession(req.session.user, session)
   res.redirect('/?success=lastfm')
 })
 
 router.post('/lastfm/scrobble/:track', userMiddleware, async (req, res, next) => {
-  let id = req.params.track
+  const id = req.params.track
-  let user = req.session.user
+  const user = req.session.user
-  let db = await dbPromise
+  const db = await dbPromise
   let track = await db.get('SELECT title,artist,album,duration FROM Track WHERE id = ?', id)
   if (!track) {
-    track = await lastfm.getTrackMetaReal(id)
+    track = await external.getTrackMetaReal(id)
     if (!track) throw new Error('404 file not found')
   }
   await scrobble(user, track)
@@ -325,26 +333,26 @@ router.post('/lastfm/scrobble/:track', userMiddleware, async (req, res, next) =>
 // ------------ //
 
 router.get('/serve/by-id/:id', userMiddleware, async (req, res, next) => {
-  let id = req.params.id
+  const id = req.params.id
-  let dl = (req.query.dl === '1')
+  const dl = (req.query.dl === '1')
-  let db = await dbPromise
+  const db = await dbPromise
   let track = await db.get('SELECT file FROM Track WHERE id = ?', id)
   if (!track) {
-    track = await lastfm.getTrackMetaReal(id)
+    track = await external.getTrackMetaReal(id)
     if (!track) throw new Error('404 file not found')
     if (dl) {
-      lastfm.invokeDownload(id)
+      external.invokeDownload(id)
       return res.end('<p>OK</p><script>window.close();</script>')
     }
-    dev && console.log("Remote", track.file)
+    dev && console.log('Remote', track.file)
     return ffmpeg(track.file)
       .audioCodec('libmp3lame')
       .format('mp3')
       .on('error', (e) => console.error(e))
-      .pipe(res, {end: true})
+      .pipe(res, { end: true })
   }
 
-  let fpath = path.resolve(track.file)
+  const fpath = path.resolve(track.file)
 
   res.set('Cache-Control', 'public, max-age=31557600')
   if (dl) return res.download(fpath)
@@ -357,7 +365,7 @@ router.get('/serve/by-id/:id', userMiddleware, async (req, res, next) => {
 // ---------- //
 
 router.use((err, req, res, next) => {
-  let msg = err.message
+  const msg = err.message
   dev && console.error(err.stack)
   res.status(msg.indexOf('404') !== -1 ? 404 : 400).jsonp({ error: err.message, stack: dev ? err.stack.toString() : undefined })
 })

src/user.js

@@ -7,8 +7,8 @@ import { dbPromise } from './database'
 const router = express.Router()
 
 async function userInfoPublic (id) {
-  let db = await dbPromise
+  const db = await dbPromise
-  let u = await db.get('SELECT id, username, image FROM User WHERE id = ?', id)
+  const u = await db.get('SELECT id, username, image FROM User WHERE id = ?', id)
   if (!u) return {}
   return {
     id: u.id,
@@ -18,7 +18,7 @@ async function userInfoPublic (id) {
 }
 
 export async function userInfo (id) {
-  let db = await dbPromise
+  const db = await dbPromise
   return db.get('SELECT * FROM User WHERE id = ?', id)
 }
 
@@ -39,11 +39,11 @@ export function user (oauth, registrations) {
 
   if (!oauth) return router
 
-  let oauth2 = new PromiseOAuth2(oauth.clientId, oauth.clientSecret, oauth.baseUrl, oauth.authorizePath, oauth.tokenPath)
+  const oauth2 = new PromiseOAuth2(oauth.clientId, oauth.clientSecret, oauth.baseUrl, oauth.authorizePath, oauth.tokenPath)
 
   router.get('/login/oauth/_redirect', async (req, res) => {
-    let code = req.query.code
+    const code = req.query.code
-    let state = req.query.state
+    const state = req.query.state
     if (!code || !state) throw new Error('Something went wrong!')
     if (!req.session || !req.session.oauthState || req.session.oauthState !== state) throw new Error('Possible request forgery detected! Try again.')
 
@@ -56,7 +56,7 @@ export function user (oauth, registrations) {
       throw new Error('No authorization!')
     }
 
-    let accessToken = tokens[2].access_token
+    const accessToken = tokens[2].access_token
 
     // Get user information on remote
     let userInfo
@@ -70,8 +70,8 @@ export function user (oauth, registrations) {
     if (!userInfo) throw new Error('Couldn\'t get user information!')
 
     // Let's see if there's a link for this user already..
-    let db = await dbPromise
+    const db = await dbPromise
-    let userLocal = await db.get('SELECT * FROM OAuth WHERE remoteId = ?', userInfo.id)
+    const userLocal = await db.get('SELECT * FROM OAuth WHERE remoteId = ?', userInfo.id)
 
     // User and link both exist
     if (userLocal) {
@@ -92,7 +92,7 @@ export function user (oauth, registrations) {
     // Create a new user and log in
     await db.run('INSERT INTO User (username,email,image,created) VALUES (?,?,?,?)', userInfo.username, userInfo.email, userInfo.image, new Date())
 
-    let newU = await db.get('SELECT * FROM User WHERE username = ?', userInfo.username)
+    const newU = await db.get('SELECT * FROM User WHERE username = ?', userInfo.username)
 
     if (!newU) throw new Error('Something went wrong!')
 
@@ -103,27 +103,27 @@ export function user (oauth, registrations) {
   })
 
   router.get('/login/oauth', async (req, res) => {
-    let state = crypto.randomBytes(16).toString('hex')      
+    const state = crypto.randomBytes(16).toString('hex')
     req.session.oauthState = state
 
     return res.redirect(oauth2.getAuthorizeUrl({
-      'redirect_uri': oauth.redirectUri,
+      redirect_uri: oauth.redirectUri,
-      'scope': oauth.scope,
+      scope: oauth.scope,
-      'response_type': 'code',
+      response_type: 'code',
-      'state': state
+      state: state
     }))
   })
 
   router.use('/login', async (req, res, next) => {
     if (req.session && req.session.user) return res.redirect('/')
-    let header = req.get('authorization') || ''
+    const header = req.get('authorization') || ''
-    let token = header.split(/\s+/).pop() || ''
+    const token = header.split(/\s+/).pop() || ''
-    let auth = Buffer.from(token, 'base64').toString()
+    const auth = Buffer.from(token, 'base64').toString()
-    let parts = auth.split(/:/)
+    const parts = auth.split(/:/)
-    let username = parts[0]
+    const username = parts[0]
-    let password = parts[1]
+    const password = parts[1]
 
-    let message = oauth != null ? 'Enter \'oauth\' to log in remotely.' : 'Log in'
+    const message = oauth != null ? 'Enter \'oauth\' to log in remotely.' : 'Log in'
     req.message = message
 
     if ((!username || !password) && (username !== 'oauth' && oauth)) {
@@ -134,8 +134,8 @@ export function user (oauth, registrations) {
       return res.redirect('/user/login/oauth')
     }
 
-    let db = await dbPromise
+    const db = await dbPromise
-    let user = await db.get('SELECT * FROM User WHERE username = ?', username)
+    const user = await db.get('SELECT * FROM User WHERE username = ?', username)
     if (!user) return next()
 
     if (!user.password && oauth) {
@@ -143,7 +143,7 @@ export function user (oauth, registrations) {
     }
 
     // Compare passwords
-    let ures = await bcrypt.compare(password, user.password)
+    const ures = await bcrypt.compare(password, user.password)
     if (!ures) return next()
 
     // Set login success