随着移动设备的普及,网站也会迎来越来越多移动设备的访问。用适应PC的页面,很多时候对手机用户不友好,那么有些时候,我们需要判断用户是否用手机访问,如果是手机的话,就跳转到指定的手机友好页面。这里就介绍一下,如何判断用户是否用手机访问。
自定义的函数如下:
http://www.nowamagic.net\');
exit;
}
// check if wap
function check_wap(){
// 先检查是否为wap代理,准确度高
if(stristr($_SERVER[\'HTTP_VIA\'],\"wap\")){
return true;
}
// 检查浏览器是否接受 WML.
elseif(strpos(strtoupper($_SERVER[\'HTTP_ACCEPT\']),\"VND.WAP.WML\") > 0){
return true;
}
//检查USER_AGENT
elseif(preg_match(\'/(blackberry|configuration\\/cldc|hp |hp-|htc |htc_|htc-|iemobile|kindle|midp|mmp|motorola|mobile|nokia|opera mini|opera |Googlebot-Mobile|YahooSeeker\\/M1A1-R2D2|android|iphone|ipod|mobi|palm|palmos|pocket|portalmmm|ppc;|smartphone|sonyericsson|sqh|spv|symbian|treo|up.browser|up.link|vodafone|windows ce|xda |xda_)/i\', $_SERVER[\'HTTP_USER_AGENT\'])){
return true;
}
else{
return false;
}
}
再来一个从PHP框架剥离的判断是否为手机移动终端的函数:
function is_mobile_request()
{
$_SERVER[\'ALL_HTTP\'] = isset($_SERVER[\'ALL_HTTP\']) ? $_SERVER[\'ALL_HTTP\'] : \'\';
$mobile_browser = \'0\';
if(preg_match(\'/(up.browser|up.link|mmp|symbian|smartphone|midp|wap|phone|iphone|ipad|ipod|android|xoom)/i\', strtolower($_SERVER[\'HTTP_USER_AGENT\'])))
$mobile_browser++;
if((isset($_SERVER[\'HTTP_ACCEPT\'])) and (strpos(strtolower($_SERVER[\'HTTP_ACCEPT\']),\'application/vnd.wap.xhtml+xml\') !== false))
$mobile_browser++;
if(isset($_SERVER[\'HTTP_X_WAP_PROFILE\']))
$mobile_browser++;
if(isset($_SERVER[\'HTTP_PROFILE\']))
$mobile_browser++;
$mobile_ua = strtolower(substr($_SERVER[\'HTTP_USER_AGENT\'],0,4));
$mobile_agents = array(
\'w3c \',\'acs-\',\'alav\',\'alca\',\'amoi\',\'audi\',\'avan\',\'benq\',\'bird\',\'blac\',
\'blaz\',\'brew\',\'cell\',\'cldc\',\'cmd-\',\'dang\',\'doco\',\'eric\',\'hipt\',\'inno\',
\'ipaq\',\'java\',\'jigs\',\'kddi\',\'keji\',\'leno\',\'lg-c\',\'lg-d\',\'lg-g\',\'lge-\',
\'maui\',\'maxo\',\'midp\',\'mits\',\'mmef\',\'mobi\',\'mot-\',\'moto\',\'mwbp\',\'nec-\',
\'newt\',\'noki\',\'oper\',\'palm\',\'pana\',\'pant\',\'phil\',\'play\',\'port\',\'prox\',
\'qwap\',\'sage\',\'sams\',\'sany\',\'sch-\',\'sec-\',\'send\',\'seri\',\'sgh-\',\'shar\',
\'sie-\',\'siem\',\'smal\',\'smar\',\'sony\',\'sph-\',\'symb\',\'t-mo\',\'teli\',\'tim-\',
\'tosh\',\'tsm-\',\'upg1\',\'upsi\',\'vk-v\',\'voda\',\'wap-\',\'wapa\',\'wapi\',\'wapp\',
\'wapr\',\'webc\',\'winw\',\'winw\',\'xda\',\'xda-\'
);
if(in_array($mobile_ua, $mobile_agents))
$mobile_browser++;
if(strpos(strtolower($_SERVER[\'ALL_HTTP\']), \'operamini\') !== false)
$mobile_browser++;
// Pre-final check to reset everything if the user is on Windows
if(strpos(strtolower($_SERVER[\'HTTP_USER_AGENT\']), \'windows\') !== false)
$mobile_browser=0;
// But WP7 is also Windows, with a slightly different characteristic
if(strpos(strtolower($_SERVER[\'HTTP_USER_AGENT\']), \'windows phone\') !== false)
$mobile_browser++;
if($mobile_browser>0)
return true;
else
return false;
}
代码很简单,功能很实用,非常适合将其放入项目中,希望小伙伴们能够喜欢。