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检测是否是移动端访问

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Release: 2016-06-06 19:35:31
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检测是否是移动端访问。 摘自:http://www.e2003.net 无 function iswap(){// 如果有HTTP_X_WAP_PROFILE则一定是移动设备if (isset ($_SERVER['HTTP_X_WAP_PROFILE'])){return true;}//如果via信息含有wap则一定是移动设备,部分服务商会屏蔽该信息if (isset (

检测是否是移动端访问。
摘自:http://www.e2003.net
function iswap(){
	// 如果有HTTP_X_WAP_PROFILE则一定是移动设备
	if (isset ($_SERVER['HTTP_X_WAP_PROFILE'])){
		return true;
	}
	//如果via信息含有wap则一定是移动设备,部分服务商会屏蔽该信息
	if (isset ($_SERVER['HTTP_VIA'])) {
	//找不到为flase,否则为true
		return stristr($_SERVER['HTTP_VIA'], "wap") ? true : false;
	}
	//判断手机发送的客户端标志,兼容性有待提高
	if (isset ($_SERVER['HTTP_USER_AGENT'])) {
	$clientkeywords = array(
		'nokia',
		'sony',
		'ericsson',
		'mot',
		'samsung',
		'htc',
		'sgh',
		'lg',
		'sharp',
		'sie-',
		'philips',
		'panasonic',
		'alcatel',
		'lenovo',
		'iphone',
		'ipod',
		'blackberry',
		'meizu',
		'android',
		'netfront',
		'symbian',
		'ucweb',
		'windowsce',
		'palm',
		'operamini',
		'operamobi',
		'openwave',
		'nexusone',
		'cldc',
		'midp',
		'wap',
		'mobile'
		);
		// 从HTTP_USER_AGENT中查找手机浏览器的关键字
		if (preg_match("/(".implode('|',$clientkeywords).")/i", strtolower($_SERVER['HTTP_USER_AGENT']))){
			return true;
		}
	}
			
	if (isset ($_SERVER['HTTP_ACCEPT'])) {
		// 如果只支持wml并且不支持html那一定是移动设备
		if ((strpos($_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 true;
		}
	}
			
	return false;	
}
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