client/src/assets/player/utils.ts

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