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Detect User Agent with PHP
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<?php | |
class Mobile_Detect { | |
protected $accept; | |
protected $userAgent; | |
protected $isMobile = false; | |
protected $isAndroid = null; | |
protected $isBlackberry = null; | |
protected $isIphone = null; | |
protected $isIpad = null; | |
protected $isOpera = null; | |
protected $isPalm = null; | |
protected $isWindows = null; | |
protected $isGeneric = null; | |
protected $devices = array( | |
"android" => "android", | |
"blackberry" => "blackberry", | |
"iphone" => "(iphone|ipod)", | |
"ipad" => "ipad", | |
"opera" => "opera mini", | |
"palm" => "(avantgo|blazer|elaine|hiptop|palm|plucker|xiino)", | |
"windows" => "windows ce; (iemobile|ppc|smartphone)", | |
"generic" => "(kindle|mobile|mmp|midp|o2|pda|pocket|psp|symbian|smartphone|treo|up.browser|up.link|vodafone|wap)" | |
); | |
public function __construct() { | |
$this->userAgent = isset( $_SERVER['HTTP_USER_AGENT'] ) ? $_SERVER['HTTP_USER_AGENT'] : ''; | |
$this->accept = isset( $_SERVER['HTTP_ACCEPT'] ) ? $_SERVER['HTTP_ACCEPT'] : ''; | |
if (isset($_SERVER['HTTP_X_WAP_PROFILE'])|| isset($_SERVER['HTTP_PROFILE'])) { | |
$this->isMobile = true; | |
} elseif (strpos($this->accept,'text/vnd.wap.wml') > 0 || strpos($this->accept,'application/vnd.wap.xhtml+xml') > 0) { | |
$this->isMobile = true; | |
} else { | |
foreach ($this->devices as $device => $regexp) { | |
if ($this->isDevice($device)) { | |
$this->isMobile = true; | |
} | |
} | |
} | |
} | |
public function __call($name, $arguments) { | |
$device = strtolower(substr($name, 2)); | |
if ($name == "is" . ucfirst($device)) { | |
return $this->isDevice($device); | |
} else { | |
trigger_error("Method $name not defined", E_USER_ERROR); | |
} | |
} | |
public function isMobile() { | |
return $this->isMobile; | |
} | |
protected function isDevice($device) { | |
$var = "is" . ucfirst($device); | |
$return = $this->$var === null ? (bool) preg_match("/" . $this->devices[$device] . "/i", $this->userAgent) : $this->$var; | |
if ($device != 'generic' && $return == true) { | |
$this->isGeneric = false; | |
} | |
return $return; | |
} | |
} |
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