php检查手机访问
<?php
/**
* 检查手机访问
*
*/
function check_wap()
{
if (isset($_SERVER['HTTP_VIA'])) return true;
if (isset($_SERVER['HTTP_X_NOKIA_CONNECTION_MODE'])) return true;
if (isset($_SERVER['HTTP_X_UP_CALLING_LINE_ID'])) return true;
if (strpos(strtoupper($_SERVER['HTTP_ACCEPT']), "VND.WAP.WML") > 0) {
// Check whether the browser/gateway says it accepts WML.
$br = "WML";
} else {
$browser = isset($_SERVER['HTTP_USER_AGENT']) ? trim($_SERVER['HTTP_USER_AGENT']) : '';
if (empty($browser)) return true;
$clientkeywords = array(
'nokia', 'sony', 'ericsson', 'mot', 'samsung', 'htc', 'sgh', 'lg', 'sharp', 'sie-'
, 'philips', 'panasonic', 'alcatel', 'lenovo', 'iphone', 'ipod', 'blackberry', 'meizu',
'android', 'netfront', 'symbian', 'ucweb', 'windowsce', 'palm', 'operamini',
'operamobi', 'opera mobi', 'openwave', 'nexusone', 'cldc', 'midp', 'wap', 'mobile'
);
if (preg_match("/(" . implode('|', $clientkeywords) . ")/i", $browser) && strpos($browser, 'ipad') === false) {
$br = "WML";
} else {
$br = "HTML";
}
}
if ($br == "WML") {
return TRUE;
} else {
return FALSE;
}
}
