client/src/assets/player/utils.ts

   1 import { VideoFile } from '../../../../shared/models/videos'
   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 // https://github.com/danrevah/ngx-pipes/blob/master/src/pipes/math/bytes.ts
  12 // Don't import all Angular stuff, just copy the code with shame
  13 const dictionaryBytes: Array<{max: number, type: string}> = [
  14   { max: 1024, type: 'B' },
  15   { max: 1048576, type: 'KB' },
  16   { max: 1073741824, type: 'MB' },
  17   { max: 1.0995116e12, type: 'GB' }
  18 ]
  19 function bytes (value: number) {
  20   const format = dictionaryBytes.find(d => value < d.max) || dictionaryBytes[dictionaryBytes.length - 1]
  21   const calc = Math.floor(value / (format.max / 1024)).toString()
  22
  23   return [ calc, format.type ]
  24 }
  25
  26 function isMobile () {
  27   return /iPhone|iPad|iPod|Android/i.test(navigator.userAgent)
  28 }
  29
  30 function buildVideoLink (time?: number, url?: string) {
  31   if (!url) url = window.location.origin + window.location.pathname.replace('/embed/', '/watch/')
  32
  33   if (time) {
  34     const timeInt = Math.floor(time)
  35
  36     const params = new URLSearchParams(window.location.search)
  37     params.set('start', secondsToTime(timeInt))
  38
  39     return url + '?' + params.toString()
  40   }
  41
  42   return url
  43 }
  44
  45 function timeToInt (time: number | string) {
  46   if (!time) return 0
  47   if (typeof time === 'number') return time
  48
  49   const reg = /^((\d+)[h:])?((\d+)[m:])?((\d+)s?)?$/
  50   const matches = time.match(reg)
  51
  52   if (!matches) return 0
  53
  54   const hours = parseInt(matches[2] || '0', 10)
  55   const minutes = parseInt(matches[4] || '0', 10)
  56   const seconds = parseInt(matches[6] || '0', 10)
  57
  58   return hours * 3600 + minutes * 60 + seconds
  59 }
  60
  61 function secondsToTime (seconds: number, full = false, symbol?: string) {
  62   let time = ''
  63
  64   const hourSymbol = (symbol || 'h')
  65   const minuteSymbol = (symbol || 'm')
  66   const secondsSymbol = full ? '' : 's'
  67
  68   const hours = Math.floor(seconds / 3600)
  69   if (hours >= 1) time = hours + hourSymbol
  70   else if (full) time = '0' + hourSymbol
  71
  72   seconds %= 3600
  73   const minutes = Math.floor(seconds / 60)
  74   if (minutes >= 1 && minutes < 10 && full) time += '0' + minutes + minuteSymbol
  75   else if (minutes >= 1) time += minutes + minuteSymbol
  76   else if (full) time += '00' + minuteSymbol
  77
  78   seconds %= 60
  79   if (seconds >= 1 && seconds < 10 && full) time += '0' + seconds + secondsSymbol
  80   else if (seconds >= 1) time += seconds + secondsSymbol
  81   else if (full) time += '00'
  82
  83   return time
  84 }
  85
  86 function buildVideoEmbed (embedUrl: string) {
  87   return '<iframe width="560" height="315" ' +
  88     'sandbox="allow-same-origin allow-scripts" ' +
  89     'src="' + embedUrl + '" ' +
  90     'frameborder="0" allowfullscreen>' +
  91     '</iframe>'
  92 }
  93
  94 function copyToClipboard (text: string) {
  95   const el = document.createElement('textarea')
  96   el.value = text
  97   el.setAttribute('readonly', '')
  98   el.style.position = 'absolute'
  99   el.style.left = '-9999px'
 100   document.body.appendChild(el)
 101   el.select()
 102   document.execCommand('copy')
 103   document.body.removeChild(el)
 104 }
 105
 106 function videoFileMaxByResolution (files: VideoFile[]) {
 107   let max = files[0]
 108
 109   for (let i = 1; i < files.length; i++) {
 110     const file = files[i]
 111     if (max.resolution.id < file.resolution.id) max = file
 112   }
 113
 114   return max
 115 }
 116
 117 function videoFileMinByResolution (files: VideoFile[]) {
 118   let min = files[0]
 119
 120   for (let i = 1; i < files.length; i++) {
 121     const file = files[i]
 122     if (min.resolution.id > file.resolution.id) min = file
 123   }
 124
 125   return min
 126 }
 127
 128 function getRtcConfig () {
 129   return {
 130     iceServers: [
 131       {
 132         urls: 'stun:stun.stunprotocol.org'
 133       },
 134       {
 135         urls: 'stun:stun.framasoft.org'
 136       }
 137     ]
 138   }
 139 }
 140
 141 // ---------------------------------------------------------------------------
 142
 143 export {
 144   getRtcConfig,
 145   toTitleCase,
 146   timeToInt,
 147   secondsToTime,
 148   isWebRTCDisabled,
 149   buildVideoLink,
 150   buildVideoEmbed,
 151   videoFileMaxByResolution,
 152   videoFileMinByResolution,
 153   copyToClipboard,
 154   isMobile,
 155   bytes
 156 }