client/src/assets/player/utils.ts

   1 import { VideoFile } from '@shared/models'
   2
   3 function toTitleCase (str: string) {
   4   return str.charAt(0).toUpperCase() + str.slice(1)
   5 }
   6
   7 function isWebRTCDisabled () {
   8   return !!((window as any).RTCPeerConnection || (window as any).mozRTCPeerConnection || (window as any).webkitRTCPeerConnection) === false
   9 }
  10
  11 function isIOS () {
  12   if (/iPad|iPhone|iPod/.test(navigator.platform)) {
  13     return true
  14   }
  15
  16   // Detect iPad Desktop mode
  17   return !!(navigator.maxTouchPoints &&
  18       navigator.maxTouchPoints > 2 &&
  19       navigator.platform.includes('MacIntel'))
  20 }
  21
  22 function isSafari () {
  23   return /^((?!chrome|android).)*safari/i.test(navigator.userAgent)
  24 }
  25
  26 // https://github.com/danrevah/ngx-pipes/blob/master/src/pipes/math/bytes.ts
  27 // Don't import all Angular stuff, just copy the code with shame
  28 const dictionaryBytes: Array<{max: number, type: string}> = [
  29   { max: 1024, type: 'B' },
  30   { max: 1048576, type: 'KB' },
  31   { max: 1073741824, type: 'MB' },
  32   { max: 1.0995116e12, type: 'GB' }
  33 ]
  34 function bytes (value: number) {
  35   const format = dictionaryBytes.find(d => value < d.max) || dictionaryBytes[dictionaryBytes.length - 1]
  36   const calc = Math.floor(value / (format.max / 1024)).toString()
  37
  38   return [ calc, format.type ]
  39 }
  40
  41 function isMobile () {
  42   return /iPhone|iPad|iPod|Android/i.test(navigator.userAgent)
  43 }
  44
  45 function buildVideoOrPlaylistEmbed (embedUrl: string, embedTitle: string) {
  46   const iframe = document.createElement('iframe')
  47
  48   iframe.title = embedTitle
  49   iframe.width = '560'
  50   iframe.height = '315'
  51   iframe.src = embedUrl
  52   iframe.frameBorder = '0'
  53   iframe.allowFullscreen = true
  54   iframe.sandbox.add('allow-same-origin', 'allow-scripts', 'allow-popups')
  55
  56   return iframe.outerHTML
  57 }
  58
  59 function videoFileMaxByResolution (files: VideoFile[]) {
  60   let max = files[0]
  61
  62   for (let i = 1; i < files.length; i++) {
  63     const file = files[i]
  64     if (max.resolution.id < file.resolution.id) max = file
  65   }
  66
  67   return max
  68 }
  69
  70 function videoFileMinByResolution (files: VideoFile[]) {
  71   let min = files[0]
  72
  73   for (let i = 1; i < files.length; i++) {
  74     const file = files[i]
  75     if (min.resolution.id > file.resolution.id) min = file
  76   }
  77
  78   return min
  79 }
  80
  81 function getRtcConfig () {
  82   return {
  83     iceServers: [
  84       {
  85         urls: 'stun:stun.stunprotocol.org'
  86       },
  87       {
  88         urls: 'stun:stun.framasoft.org'
  89       }
  90     ]
  91   }
  92 }
  93
  94 // ---------------------------------------------------------------------------
  95
  96 export {
  97   getRtcConfig,
  98   toTitleCase,
  99   isWebRTCDisabled,
 100
 101   buildVideoOrPlaylistEmbed,
 102   videoFileMaxByResolution,
 103   videoFileMinByResolution,
 104   isMobile,
 105   bytes,
 106   isIOS,
 107   isSafari
 108 }