client/src/assets/player/utils.ts

   1 import { is18nLocale, isDefaultLocale } from '../../../../shared/models/i18n/i18n'
   2 import { VideoFile } from '../../../../shared/models/videos'
   3
   4 function toTitleCase (str: string) {
   5   return str.charAt(0).toUpperCase() + str.slice(1)
   6 }
   7
   8 // https://github.com/danrevah/ngx-pipes/blob/master/src/pipes/math/bytes.ts
   9 // Don't import all Angular stuff, just copy the code with shame
  10 const dictionaryBytes: Array<{max: number, type: string}> = [
  11   { max: 1024, type: 'B' },
  12   { max: 1048576, type: 'KB' },
  13   { max: 1073741824, type: 'MB' },
  14   { max: 1.0995116e12, type: 'GB' }
  15 ]
  16 function bytes (value) {
  17   const format = dictionaryBytes.find(d => value < d.max) || dictionaryBytes[dictionaryBytes.length - 1]
  18   const calc = Math.floor(value / (format.max / 1024)).toString()
  19
  20   return [ calc, format.type ]
  21 }
  22
  23 function getStoredVolume () {
  24   const value = getLocalStorage('volume')
  25   if (value !== null && value !== undefined) {
  26     const valueNumber = parseFloat(value)
  27     if (isNaN(valueNumber)) return undefined
  28
  29     return valueNumber
  30   }
  31
  32   return undefined
  33 }
  34
  35 function getStoredMute () {
  36   const value = getLocalStorage('mute')
  37   if (value !== null && value !== undefined) return value === 'true'
  38
  39   return undefined
  40 }
  41
  42 function getAverageBandwidth () {
  43   const value = getLocalStorage('average-bandwidth')
  44   if (value !== null && value !== undefined) {
  45     const valueNumber = parseInt(value, 10)
  46     if (isNaN(valueNumber)) return undefined
  47
  48     return valueNumber
  49   }
  50
  51   return undefined
  52 }
  53
  54 function saveVolumeInStore (value: number) {
  55   return setLocalStorage('volume', value.toString())
  56 }
  57
  58 function saveMuteInStore (value: boolean) {
  59   return setLocalStorage('mute', value.toString())
  60 }
  61
  62 function saveAverageBandwidth (value: number) {
  63   return setLocalStorage('average-bandwidth', value.toString())
  64 }
  65
  66 function isMobile () {
  67   return /iPhone|iPad|iPod|Android/i.test(navigator.userAgent)
  68 }
  69
  70 function buildVideoLink (time?: number) {
  71   let href = window.location.href.replace('/embed/', '/watch/')
  72   if (time) {
  73     const timeInt = Math.floor(time)
  74
  75     if (window.location.search) href += '&start=' + timeInt
  76     else href += '?start=' + timeInt
  77   }
  78
  79   return href
  80 }
  81
  82 function buildVideoEmbed (embedUrl: string) {
  83   return '<iframe width="560" height="315" ' +
  84     'src="' + embedUrl + '" ' +
  85     'frameborder="0" allowfullscreen>' +
  86     '</iframe>'
  87 }
  88
  89 function copyToClipboard (text: string) {
  90   const el = document.createElement('textarea')
  91   el.value = text
  92   el.setAttribute('readonly', '')
  93   el.style.position = 'absolute'
  94   el.style.left = '-9999px'
  95   document.body.appendChild(el)
  96   el.select()
  97   document.execCommand('copy')
  98   document.body.removeChild(el)
  99 }
 100
 101 function videoFileMaxByResolution (files: VideoFile[]) {
 102   let max = files[0]
 103
 104   for (let i = 1; i < files.length; i++) {
 105     const file = files[i]
 106     if (max.resolution.id < file.resolution.id) max = file
 107   }
 108
 109   return max
 110 }
 111
 112 function videoFileMinByResolution (files: VideoFile[]) {
 113   let min = files[0]
 114
 115   for (let i = 1; i < files.length; i++) {
 116     const file = files[i]
 117     if (min.resolution.id > file.resolution.id) min = file
 118   }
 119
 120   return min
 121 }
 122
 123 export {
 124   toTitleCase,
 125   buildVideoLink,
 126   getStoredVolume,
 127   saveVolumeInStore,
 128   saveAverageBandwidth,
 129   getAverageBandwidth,
 130   saveMuteInStore,
 131   buildVideoEmbed,
 132   getStoredMute,
 133   videoFileMaxByResolution,
 134   videoFileMinByResolution,
 135   copyToClipboard,
 136   isMobile,
 137   bytes
 138 }
 139
 140 // ---------------------------------------------------------------------------
 141
 142 const KEY_PREFIX = 'peertube-videojs-'
 143
 144 function getLocalStorage (key: string) {
 145   try {
 146     return localStorage.getItem(KEY_PREFIX + key)
 147   } catch {
 148     return undefined
 149   }
 150 }
 151
 152 function setLocalStorage (key: string, value: string) {
 153   try {
 154     localStorage.setItem(KEY_PREFIX + key, value)
 155   } catch { /* empty */ }
 156 }