idevice.js

/*!
iDevice.js v2.1.0
(c) Alexandre Dieulot
dieulot.fr/idevice/license
*/

var iDevice = (function() {
  var canvasElement = document.createElement('canvas')
  try {
    var context = canvasElement.getContext('webgl')
    var extension = context.getExtension('WEBGL_debug_renderer_info')
    var gpu = context.getParameter(extension.UNMASKED_RENDERER_WEBGL)
  }
  catch (e) {
    return
  }

  var matches = gpu.match(/^Apple (.+) GPU$/)
  var cpu = matches && matches[1]
  var s = screen.width + 'x' + screen.height
  var dpr = devicePixelRatio

  if (!cpu) {
    if (gpu == 'PowerVR SGX 535' && s == '768x1024' && dpr == 1) {
      return 'iPad 2/mini 1'
    }
    if (gpu == 'PowerVR SGX 543' && dpr == 2) {
      if (s == '320x480') {
        return 'iPhone 4s'
      }
      if (s == '768x1024') {
        return 'iPad 3'
      }
      if (s == '320x568') {
        if (navigator.userAgent.indexOf('iPod') > -1) {
          return 'iPod Touch 5'
        }
        return 'iPhone 5/5c'
      }
    }
    if (gpu == 'PowerVR SGX 554' && s == '768x1024' && dpr == 2) {
      return 'iPad 4'
    }
    return
  }

  if (cpu == 'A7') {
    if (s == '320x568') {
      return 'iPhone 5s'
    }
    if (s == '768x1024') {
      return 'iPad Air/mini 2/mini 3'
    }
  }

  if (s == '320x568') {
    if (cpu == 'A8' && navigator.userAgent.indexOf('iPod') > -1) {
      return 'iPod Touch 6'
    }
    if (cpu == 'A9') {
      return 'iPhone SE (or 6s with Display Zoom)'
    }
  }

  var models = ['6', '6s', '7', '8']
  var cpuGeneration = parseInt(cpu.substr(1))
  if (cpuGeneration >= 8 && cpuGeneration <= 11) {
    if (dpr == 2 && (s == '375x667' || s == '320x568')) {
      return 'iPhone ' + models[cpuGeneration - 8]
    }
    if (dpr == 3 && (s == '414x736' || s == '375x667')) {
      return 'iPhone ' + models[cpuGeneration - 8] + ' Plus'
    }
  }

  if (cpu == 'A8' && s == '768x1024') {
    return 'iPad mini 4'
  }

  if (cpu == 'A8X' && s == '768x1024') {
    return 'iPad Air 2'
  }

  if (cpu == 'A9' && s == '768x1024') {
    return 'iPad (2017)'
  }

  if (cpu == 'A9X') {
    if (s == '768x1024') {
      return 'iPad Pro 9.7" (2016)'
    }
    if (s == '1024x1366') {
      return 'iPad Pro 12.9" (2015)'
    }
  }

  if (cpu == 'A10') {
    if (s == '768x1024') {
      return 'iPad (2018)'
    }
  }

  if (cpu == 'A10X') {
    if (s == '834x1112') {
      return 'iPad Pro 10.5" (2017)'
    }
    if (s == '1024x1366') {
      return 'iPad Pro 12.9" (2017)'
    }
  }

  if (cpu == 'A11') {
    if (s == '375x812') {
      return 'iPhone X'
    }
  }

  if (cpu == 'A12') {
    if (dpr == 2) {
      if (s == '375x812' || s == '414x896') {
        return 'iPhone XR'
      }
      if (s == '834x1112') {
        return 'iPad Air (2019)'
      }
      if (s == '768x1024') {
        return 'iPad mini (2019)'
      }
    }
    if (dpr == 3) {
      if (s == '375x812') {
        return 'iPhone XS (or XS Max with Display Zoom)'
      }
      if (s == '414x896') {
        return 'iPhone XS Max'
      }
    }
  }

  if (cpu == 'A12X') {
    if (s == '834x1194') {
      return 'iPad Pro 11" (2018)'
    }
    if (s == '1024x1366') {
      return 'iPad Pro 12.9" (2018)'
    }
  }

  return 'Unidentified ' + cpu + ' ' + s + '@' + dpr
})();