public function mobileGrade()
{
$isMobile = $this->isMobile();
if (
// Apple iOS 4-7.0 – Tested on the original iPad (4.3 / 5.0), iPad 2 (4.3 / 5.1 / 6.1), iPad 3 (5.1 / 6.0), iPad Mini (6.1), iPad Retina (7.0), iPhone 3GS (4.3), iPhone 4 (4.3 / 5.1), iPhone 4S (5.1 / 6.0), iPhone 5 (6.0), and iPhone 5S (7.0)
$this->is('iOS') && $this->version('iPad', self::VERSION_TYPE_FLOAT) >= 4.3 ||
$this->is('iOS') && $this->version('iPhone', self::VERSION_TYPE_FLOAT) >= 4.3 ||
$this->is('iOS') && $this->version('iPod', self::VERSION_TYPE_FLOAT) >= 4.3 ||
// Android 2.1-2.3 - Tested on the HTC Incredible (2.2), original Droid (2.2), HTC Aria (2.1), Google Nexus S (2.3). Functional on 1.5 & 1.6 but performance may be sluggish, tested on Google G1 (1.5)
// Android 3.1 (Honeycomb) - Tested on the Samsung Galaxy Tab 10.1 and Motorola XOOM
// Android 4.0 (ICS) - Tested on a Galaxy Nexus. Note: transition performance can be poor on upgraded devices
// Android 4.1 (Jelly Bean) - Tested on a Galaxy Nexus and Galaxy 7
( $this->version('Android', self::VERSION_TYPE_FLOAT)>2.1 && $this->is('Webkit') ) ||
// Windows Phone 7.5-8 - Tested on the HTC Surround (7.5), HTC Trophy (7.5), LG-E900 (7.5), Nokia 800 (7.8), HTC Mazaa (7.8), Nokia Lumia 520 (8), Nokia Lumia 920 (8), HTC 8x (8)
$this->version('Windows Phone OS', self::VERSION_TYPE_FLOAT) >= 7.5 ||
// Tested on the Torch 9800 (6) and Style 9670 (6), BlackBerry® Torch 9810 (7), BlackBerry Z10 (10)
$this->is('BlackBerry') && $this->version('BlackBerry', self::VERSION_TYPE_FLOAT) >= 6.0 ||
// Blackberry Playbook (1.0-2.0) - Tested on PlayBook
$this->match('Playbook.*Tablet') ||
// Palm WebOS (1.4-3.0) - Tested on the Palm Pixi (1.4), Pre (1.4), Pre 2 (2.0), HP TouchPad (3.0)
( $this->version('webOS', self::VERSION_TYPE_FLOAT) >= 1.4 && $this->match('Palm|Pre|Pixi') ) ||
// Palm WebOS 3.0 - Tested on HP TouchPad
$this->match('hp.*TouchPad') ||
// Firefox Mobile 18 - Tested on Android 2.3 and 4.1 devices
( $this->is('Firefox') && $this->version('Firefox', self::VERSION_TYPE_FLOAT) >= 18 ) ||
// Chrome for Android - Tested on Android 4.0, 4.1 device
( $this->is('Chrome') && $this->is('AndroidOS') && $this->version('Android', self::VERSION_TYPE_FLOAT) >= 4.0 ) ||
// Skyfire 4.1 - Tested on Android 2.3 device
( $this->is('Skyfire') && $this->version('Skyfire', self::VERSION_TYPE_FLOAT) >= 4.1 && $this->is('AndroidOS') && $this->version('Android', self::VERSION_TYPE_FLOAT) >= 2.3 ) ||
// Opera Mobile 11.5-12: Tested on Android 2.3
( $this->is('Opera') && $this->version('Opera Mobi', self::VERSION_TYPE_FLOAT) >= 11.5 && $this->is('AndroidOS') ) ||
// Meego 1.2 - Tested on Nokia 950 and N9
$this->is('MeeGoOS') ||
// Tizen (pre-release) - Tested on early hardware
$this->is('Tizen') ||
// Samsung Bada 2.0 - Tested on a Samsung Wave 3, Dolphin browser
// @todo: more tests here!
$this->is('Dolfin') && $this->version('Bada', self::VERSION_TYPE_FLOAT) >= 2.0 ||
// UC Browser - Tested on Android 2.3 device
( ($this->is('UC Browser') || $this->is('Dolfin')) && $this->version('Android', self::VERSION_TYPE_FLOAT) >= 2.3 ) ||
// Kindle 3 and Fire - Tested on the built-in WebKit browser for each
( $this->match('Kindle Fire') ||
$this->is('Kindle') && $this->version('Kindle', self::VERSION_TYPE_FLOAT) >= 3.0 ) ||
// Nook Color 1.4.1 - Tested on original Nook Color, not Nook Tablet
$this->is('AndroidOS') && $this->is('NookTablet') ||
// Chrome Desktop 16-24 - Tested on OS X 10.7 and Windows 7
$this->version('Chrome', self::VERSION_TYPE_FLOAT) >= 16 && !$isMobile ||
// Safari Desktop 5-6 - Tested on OS X 10.7 and Windows 7
$this->version('Safari', self::VERSION_TYPE_FLOAT) >= 5.0 && !$isMobile ||
// Firefox Desktop 10-18 - Tested on OS X 10.7 and Windows 7
$this->version('Firefox', self::VERSION_TYPE_FLOAT) >= 10.0 && !$isMobile ||
// Internet Explorer 7-9 - Tested on Windows XP, Vista and 7
$this->version('IE', self::VERSION_TYPE_FLOAT) >= 7.0 && !$isMobile ||
// Opera Desktop 10-12 - Tested on OS X 10.7 and Windows 7
$this->version('Opera', self::VERSION_TYPE_FLOAT) >= 10 && !$isMobile
){
return self::MOBILE_GRADE_A;
}
if (
$this->is('iOS') && $this->version('iPad', self::VERSION_TYPE_FLOAT)<4.3 ||
$this->is('iOS') && $this->version('iPhone', self::VERSION_TYPE_FLOAT)<4.3 ||
$this->is('iOS') && $this->version('iPod', self::VERSION_TYPE_FLOAT)<4.3 ||
// Blackberry 5.0: Tested on the Storm 2 9550, Bold 9770
$this->is('Blackberry') && $this->version('BlackBerry', self::VERSION_TYPE_FLOAT) >= 5 && $this->version('BlackBerry', self::VERSION_TYPE_FLOAT)<6 ||
//Opera Mini (5.0-6.5) - Tested on iOS 3.2/4.3 and Android 2.3
($this->version('Opera Mini', self::VERSION_TYPE_FLOAT) >= 5.0 && $this->version('Opera Mini', self::VERSION_TYPE_FLOAT) <= 7.0 &&
($this->version('Android', self::VERSION_TYPE_FLOAT) >= 2.3 || $this->is('iOS')) ) ||
// Nokia Symbian^3 - Tested on Nokia N8 (Symbian^3), C7 (Symbian^3), also works on N97 (Symbian^1)
$this->match('NokiaN8|NokiaC7|N97.*Series60|Symbian/3') ||
// @todo: report this (tested on Nokia N71)
$this->version('Opera Mobi', self::VERSION_TYPE_FLOAT) >= 11 && $this->is('SymbianOS')
){
return self::MOBILE_GRADE_B;
}
if (
// Blackberry 4.x - Tested on the Curve 8330
$this->version('BlackBerry', self::VERSION_TYPE_FLOAT) <= 5.0 ||
// Windows Mobile - Tested on the HTC Leo (WinMo 5.2)
$this->match('MSIEMobile|Windows CE.*Mobile') || $this->version('Windows Mobile', self::VERSION_TYPE_FLOAT) <= 5.2 ||
// Tested on original iPhone (3.1), iPhone 3 (3.2)
$this->is('iOS') && $this->version('iPad', self::VERSION_TYPE_FLOAT) <= 3.2 ||
$this->is('iOS') && $this->version('iPhone', self::VERSION_TYPE_FLOAT) <= 3.2 ||
$this->is('iOS') && $this->version('iPod', self::VERSION_TYPE_FLOAT) <= 3.2 ||
// Internet Explorer 7 and older - Tested on Windows XP
$this->version('IE', self::VERSION_TYPE_FLOAT) <= 7.0 && !$isMobile
){
return self::MOBILE_GRADE_C;
}
// All older smartphone platforms and featurephones - Any device that doesn't support media queries
// will receive the basic, C grade experience.
return self::MOBILE_GRADE_C;
}