- function detect_city($ip) {
-
- $default = 'UNKNOWN';
-
- $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 =&g $curlopt_useragent、
- CURLOPT_URL => $url,
- CURLOPT_TIMEOUT => 1,
- CURLOPT_REFERER => $_SERVER['HTTP_HOST'],
- );
- curl_setopt_array($ch, $curl_opt);
- $content =curl_exec($ch);
-
- if (!is_null($curl_info)) {
- $curl_info =curl_getinfo($ch);
- }
-
- curl_close($ch);
-
- if ( preg_match('{
- City : ([^<]*)
}i', $content, $regs) ) {
- $city = $regs[1];
- }
- if ( preg_match('{
- 州/県 : ([^<]*)
}i', $content, $regs) ) {
- $state = $regs[1];
- }
-
- if( $ city!='' && $state!='' ){
- $location = $city . 「、」。 $state;
- return $location;
- }else{
- return $default;
- }
-
- }
-
-
复制代
使用法:
$ip = $_SERVER['REMOTE_ADDR']; $city = detect_city($ip);echo $city;?>
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