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<?php/** * 根據地理座標擷取國家、省份、城市,及周邊資料類(利用百度Geocoding API實現) * 百度密鑰擷取方法:http://lbsyun.baidu.com/apiconsole/key?application=key(需要先註冊百度開發人員帳號) * Date: 2015-07-30 * Author: fdipzone * Ver: 1.0 * * Func: * Public getAddressComponent 根據地址擷取國家、省份、城市及周邊資料 * Private toCurl 使用curl調用百度Geocoding API */class Geocoding { // 百度Geocoding API const API = ‘http://api.map.baidu.com/geocoder/v2/‘; // 不顯示周邊資料 const NO_POIS = 0; // 顯示周邊資料 const POIS = 1; /** * 根據地址擷取國家、省份、城市及周邊資料 * @param String $ak 百度ak(密鑰) * @param Decimal $longitude 經度 * @param Decimal $latitude 緯度 * @param Int $pois 是否顯示周邊資料 * @return Array */ public static function getAddressComponent($ak, $longitude, $latitude, $pois=self::NO_POIS){ $param = array( ‘ak‘ => $ak, ‘location‘ => implode(‘,‘, array($latitude, $longitude)), ‘pois‘ => $pois, ‘output‘ => ‘json‘ ); // 請求百度api $response = self::toCurl(self::API, $param); $result = array(); if($response){ $result = json_decode($response, true); } return $result; } /** * 使用curl調用百度Geocoding API * @param String $url 請求的地址 * @param Array $param 請求的參數 * @return JSON */ private static function toCurl($url, $param=array()){ $ch = curl_init(); if(substr($url,0,5)==‘https‘){ curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // 跳過認證檢查 curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, true); // 從認證中檢查SSL密碼編譯演算法是否存在 } curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($param)); $response = curl_exec($ch); if($error=curl_error($ch)){ return false; } curl_close($ch); return $response; }}?>
<?phpheader("Content-type: text/html; charset=utf-8");header(‘Access-Control-Allow-Origin:*‘); require "Geocoding.class.php";$ak = ‘6q6OVS3LlFuZcoXGtXvqxBYq‘;//百度秘鑰已更改需要填寫自己的class Location{
private static $_instance; public $province; public $city; public $district; public $street; public $address;
}function test_input($data){$data = trim($data);$data = stripslashes($data);$data = htmlspecialchars($data);return $data;}$longitude = test_input($_GET["long"]);$latitude = test_input($_GET["lat"]);$result = Geocoding::getAddressComponent($ak, $longitude, $latitude, Geocoding::NO_POIS);$locat=new Location();$address=$result["result"]["addressComponent"];if($address["province"]!=$address["city"]){$location=$address["province"].$address["city"].$address["district"].$address["street"];}else{$location=$address["city"].$address["district"].$address["street"];}$locat->province=$address["province"];$locat->city=$address["city"];$locat->district=$address["district"];$locat->street=$address["street"];$locat->address=$location;$json = json_encode($locat);echo "$json";//返回類似地址字串也可根據自己需要返回地址?>
擷取秘鑰地址http://developer.baidu.com/map/
參考連結http://my.oschina.net/xialeistudio/blog/366347
php用百度地圖API進行IP定位和GPS定位