首页 » PHP » 函数库 » 阅读文章

通过IP(城市、国家)检测地理位置

2013-10-15 13:51 3969 0 发表评论

function detect_city($ip) {

$default = ‘Hollywood, CA’;

if (!is_string($ip) || strlen($ip) < 1 || $ip == ‘127.0.0.1’ || $ip == ‘localhost’)
$ip = ‘8.8.8.8’;

$curlopt_useragent = ‘Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2) Gecko/20100115 Firefox/3.6
(.NET CLR 3.5.30729)’;

$url = ‘http://ipinfodb.com/ip_locator.php?ip=’ . urlencode($ip);
$ch = curl_init();

$curl_opt = array(
CURLOPT_FOLLOWLOCATION => 1,
CURLOPT_HEADER => 0,
CURLOPT_RETURNTRANSFER => 1,
CURLOPT_USERAGENT => $curlopt_useragent,
CURLOPT_URL => $url,
CURLOPT_TIMEOUT => 1,
CURLOPT_REFERER => ‘http://’ . $_SERVER[‘HTTP_HOST’],
);

curl_setopt_array($ch, $curl_opt);

$content = curl_exec($ch);

if (!is_null($curl_info)) {
$curl_info = curl_getinfo($ch);
}

curl_close($ch);

if ( preg_match(‘{<li>City : ([^<]*)</li>}i’, $content, $regs) ) {
$city = $regs[1];
}
if ( preg_match(‘{<li>State/Province : ([^<]*)</li>}i’, $content, $regs) ) {
$state = $regs[1];
}

if( $city!=” && $state!=” ){
$location = $city . ‘, ‘ . $state;
return $location;
}else{
return $default;
}

}

本文地址:http://www.jwzzsw.com/archives/1588.html

文章作者:思悟
版权所有 © 转载时请以链接形式注明作者和原始出处!

评论 共0条 (RSS 2.0) 发表评论

  1. 暂无评论,快抢沙发吧。

发表评论

联系我 Contact Me

回到页首