ip获取所在城市名称等信息接口，及函数

时间：2022-10-25 13:42:04

函数：

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function https_request($url,$data = null){
    $curl = curl_init();
     
    curl_setopt($curl,CURLOPT_URL,$url);
    curl_setopt($curl,CURLOPT_SSL_VERIFYPEER,false);
    curl_setopt($curl,CURLOPT_SSL_VERIFYHOST,false);
     
    if(!empty($data)){//如果有数据传入数据
        curl_setopt($curl,CURLOPT_POST,1);//CURLOPT_POST 模拟post请求
        curl_setopt($curl,CURLOPT_POSTFIELDS,$data);//传入数据
    }
     
    curl_setopt($curl,CURLOPT_RETURNTRANSFER,1);
    $output = curl_exec($curl);
    curl_close($curl);
     
    return $output;
}
 
// 获取ip
function GetIp(){
    $realip = '';
    $unknown = 'unknown';
    if (isset($_SERVER)){
        if(isset($_SERVER['HTTP_X_FORWARDED_FOR']) && !empty($_SERVER['HTTP_X_FORWARDED_FOR']) && strcasecmp($_SERVER['HTTP_X_FORWARDED_FOR'], $unknown)){
            $arr = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
            foreach($arr as $ip){
                $ip = trim($ip);
                if ($ip != 'unknown'){
                    $realip = $ip;
                    break;
                }
            }
        }else if(isset($_SERVER['HTTP_CLIENT_IP']) && !empty($_SERVER['HTTP_CLIENT_IP']) && strcasecmp($_SERVER['HTTP_CLIENT_IP'], $unknown)){
            $realip = $_SERVER['HTTP_CLIENT_IP'];
        }else if(isset($_SERVER['REMOTE_ADDR']) && !empty($_SERVER['REMOTE_ADDR']) && strcasecmp($_SERVER['REMOTE_ADDR'], $unknown)){
            $realip = $_SERVER['REMOTE_ADDR'];
        }else{
            $realip = $unknown;
        }
    }else{
        if(getenv('HTTP_X_FORWARDED_FOR') && strcasecmp(getenv('HTTP_X_FORWARDED_FOR'), $unknown)){
            $realip = getenv("HTTP_X_FORWARDED_FOR");
        }else if(getenv('HTTP_CLIENT_IP') && strcasecmp(getenv('HTTP_CLIENT_IP'), $unknown)){
            $realip = getenv("HTTP_CLIENT_IP");
        }else if(getenv('REMOTE_ADDR') && strcasecmp(getenv('REMOTE_ADDR'), $unknown)){
                $realip = getenv("REMOTE_ADDR");
        }else{
            $realip = $unknown;
        }
    }
    $realip = preg_match("/[\d\.]{7,15}/", $realip, $matches) ? $matches[0] : $unknown;
    return $realip;
}

淘宝接口：

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function get_area($ip = ''){
    if($ip == ''){
        $ip = GetIp();
    }
    $url = "http://ip.taobao.com/service/getIpInfo.php?ip={$ip}";
    $ret = https_request($url);
    $arr = json_decode($ret,true);
    return $arr;
}
 
echo "<pre>";
print_r(get_area('223.67.235.28'));
echo "</pre>";

新浪接口：

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//根据ip获取所在城市名称
function GetIpLookup($ip = ''){
    if(empty($ip)){
        $ip = GetIp();
    }
    $res = @file_get_contents('http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=js&ip=' . $ip);//新浪的开放API
    if(empty($res)){ return false; }
    $jsonMatches = array();
    preg_match('#\{.+?\}#', $res, $jsonMatches);
    if(!isset($jsonMatches[0])){ return false; }
    $json = json_decode($jsonMatches[0], true);
    if(isset($json['ret']) && $json['ret'] == 1){
        $json['ip'] = $ip;
        unset($json['ret']);
    }else{
        return false;
    }
    return $json;
}
 
echo '<pre>';
// 输出城市等信息
$ipInfos = GetIpLookup('123.125.114.144'); //baidu.com IP地址
var_dump($ipInfos);
 
// 输出本地地址
echo GetIp();

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