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判断来自电脑还是手机

<?php/***现公司在用的,不完善的地方望提出*/class FromPhoneOrPc {    //判断来自电脑还是手机    public function judgeFrom() {        $uAgent = $_SERVER[‘HTTP_USER_AGENT‘];        $hAccept = $_SERVER[‘HTTP_ACCEPT‘];        $osPat = "mozilla|m3gate|winwap|openwave|Windows NT|Windows 3.1|95|Blackcomb|98|ME|X Window|ubuntu|Longhorn|AIX|AmigaOS|BEOS|HP-UX|OpenBSD|FreeBSD|NetBSD|OS\/2|OSF1|SUN";        $phonePat = "iPhone|Linux|Android|Symbian|Windows Phone OS";        if (preg_match("/($phonePat)/i", $uAgent)) {            return ‘phone‘;        } else if (preg_match("/($osPat)/i", $uAgent)) {            if (isset($_SERVER[‘HTTP_ACCEPT‘]) && (strpos($_SERVER[‘HTTP_ACCEPT‘], ‘vnd.wap.wml‘) !== FALSE) && (strpos($_SERVER[‘HTTP_ACCEPT‘], ‘text/html‘) === FALSE || (strpos($_SERVER[‘HTTP_ACCEPT‘], ‘vnd.wap.wml‘) < strpos($_SERVER[‘HTTP_ACCEPT‘], ‘text/html‘)) )) {                return ‘phone‘;            } else {                return "pc";            }        } else {            return ‘phone‘;        }    }}//1、先把现在的智能手机会显示的系统都排除掉////2、再排除WAP格式的报头////3、剩下的基本是PC了 

 

判断来自电脑还是手机