// questo vi aiuterà a
$uagent = $_SERVER['HTTP_USER_AGENT'] . "<br/>";
function os_info($uagent)
{
// the order of this array is important
global $uagent;
$oses = array(
'Win311' => 'Win16',
'Win95' => '(Windows 95)|(Win95)|(Windows_95)',
'WinME' => '(Windows 98)|(Win 9x 4.90)|(Windows ME)',
'Win98' => '(Windows 98)|(Win98)',
'Win2000' => '(Windows NT 5.0)|(Windows 2000)',
'WinXP' => '(Windows NT 5.1)|(Windows XP)',
'WinServer2003' => '(Windows NT 5.2)',
'WinVista' => '(Windows NT 6.0)',
'Windows 7' => '(Windows NT 6.1)',
'Windows 8' => '(Windows NT 6.2)',
'Windows 8.1' => '(Windows NT 6.3)',
'Windows 10' => '(Windows NT 10.0)',
'WinNT' => '(Windows NT 4.0)|(WinNT4.0)|(WinNT)|(Windows NT)',
'OpenBSD' => 'OpenBSD',
'SunOS' => 'SunOS',
'Ubuntu' => 'Ubuntu',
'Android' => 'Android',
'Linux' => '(Linux)|(X11)',
'iPhone' => 'iPhone',
'iPad' => 'iPad',
'MacOS' => '(Mac_PowerPC)|(Macintosh)',
'QNX' => 'QNX',
'BeOS' => 'BeOS',
'OS2' => 'OS/2',
'SearchBot' => '(nuhk)|(Googlebot)|(Yammybot)|(Openbot)|(Slurp)|(MSNBot)|(Ask Jeeves/Teoma)|(ia_archiver)'
);
$uagent = strtolower($uagent ? $uagent : $_SERVER['HTTP_USER_AGENT']);
foreach ($oses as $os => $pattern)
if (preg_match('/' . $pattern . '/i', $uagent))
return $os;
return 'Unknown';
}
echo os_info($uagent);
Forse è possibile tramite Flash? –
@Roy: forse, ma non ci scommetterei. –
E nota che anche questo non è infallibile. Ad esempio, cambiare la stringa user-agent per segnalare qualcos'altro è banale in Firefox (download plugin) e quasi banale in IE (modifica del registro). –