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), 6); //113.598909
$latitude = number_format(doubleval($latitude), 6); $gps = $latitude . ',' . $longitude; $params = array( 'location' => $gps, 'pois' => 0, ); $info = test2::get_contents($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 = 2; $result = array(); while ($retry > 0) { $result = json_decode(self::curl_get($url), true); if (!empty($result) && isset($result['status']) && $result['status'] == 0) { 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 = 300) { $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, 1); 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, 0); 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] => 0 [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] => 0 [country_code_iso] => CHN [country_code_iso2] => CN [province] => 山西省 [city] => 阳泉市 [city_level] => 2 [district] => 城区 [town] => [adcode] => 140302 [street] => 德胜街 [street_number] => 130号 [direction] => 北 [distance] => 90 ) [pois] => Array ( ) [roads] => Array ( ) [poiRegions] => Array ( [0] => Array ( [direction_desc] => 内 [name] => 阳泉站 [tag] => 交通设施;火车站 [uid] => a2ef2cba1b2e6961ab0dd8da [distance] => 0 ) ) [sematic_description] => 阳泉站内 [cityCode] => 357 ) )