通过经纬度获取所属城市信息-php

测试经纬度信息，37.863036,113.598909。通过地图查询，所在城市为：阳泉。

<?php

class test{

public static $test_key = 'dfgfdgfh3c8ttrr1774gfdgfdgfd9rgqw1'; //这里是申请的百度appkey

$url = 'http://api.map.baidu.com/geocoder/v2/';

//37.863036

$longitude = number_format(doubleval($longitude), );

//113.598909

$latitude = number_format(doubleval($latitude), );

$gps = $latitude . ',' . $longitude;

 $params = array(

     'location' => $gps,

      'pois' => ,

  );

$info = test2::get_contents($url, $params);

print_r($info);

}

class test2{

private static function get_contents($url, $param)

    {

        $baidu_key = test::test_key ;

        $param['ak'] = $baidu_key;

        $param['output'] = 'json';

        $url = $url . '?' . http_build_query($param, '', '&');

//echo $url;

        $retry = ;

        $result = array();

        while ($retry > ) {

            $result = json_decode(self::curl_get($url), true);

            if (!empty($result) && isset($result['status']) && $result['status'] == ) {

                return $result;

            }

            if (!empty($result) && isset($result['status'])) {

                $status = $result['status'];

            } else {

                $status = ' http_error:';

            }

            EdjLog::info("baidu_response retry status is" . $status.'params'.json_encode($param));

            $retry--;

        }

        EdjLog::warning('request to baidu lbs api failed after retries');

        return $result;

    }

private static function curl_get($url, $milliseconds = )

    {

        $start_time = microtime(true);

        $ch = curl_init();

        //这个参数很重要，设置这个才可以支持毫秒级的超时设置

        curl_setopt($ch, CURLOPT_NOSIGNAL, );

        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);

        curl_setopt($ch, CURLOPT_USERAGENT, self::$useragent);

        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);

        curl_setopt($ch, CURLOPT_FAILONERROR, );

        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT_MS, self::$connecttimeout);

        curl_setopt($ch, CURLOPT_TIMEOUT_MS, $milliseconds);

        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);

        curl_setopt($ch, CURLOPT_URL, $url);

        $response = curl_exec($ch);

        $http_error_code = curl_errno($ch);

        curl_close($ch);

        EdjLog::info("request to baidu lbs api, url is $url, cost time:" . (microtime(true) - $start_time));

        EdjLog::info("baidu http_error:$http_error_code response is " . str_replace(PHP_EOL, '', $response));

        return $response;

    }

结果：

Array

(

    [status] =>

    [result] => Array

        (

            [location] => Array

                (

                    [lng] => 113.598909

                    [lat] => 37.863036027778

                )

            [formatted_address] => 山西省阳泉市城区德胜街130号

            [business] =>

            [addressComponent] => Array

                (

                    [country] => 中国

                    [country_code] =>

                    [country_code_iso] => CHN

                    [country_code_iso2] => CN

                    [province] => 山西省

                    [city] => 阳泉市

                    [city_level] =>

                    [district] => 城区

                    [town] =>

                    [adcode] =>

                    [street] => 德胜街

                    [street_number] => 130号

                    [direction] => 北

                    [distance] =>

                )

            [pois] => Array

                (

                )

            [roads] => Array

                (

                )

            [poiRegions] => Array

                (

                    [] => Array

                        (

                            [direction_desc] => 内

                            [name] => 阳泉站

                            [tag] => 交通设施;火车站

                            [uid] => a2ef2cba1b2e6961ab0dd8da

                            [distance] =>

                        )

                )

            [sematic_description] => 阳泉站内

            [cityCode] =>

        )

)